Custom Home Builder in Potomac, MD | Trophy Custom Homes

Where We BuildMontgomery County, Maryland

Custom Home Builder in Potomac, Maryland

Trophy Custom Homes helps Potomac families evaluate land, design and build custom homes, complete major renovations, and understand what is actually feasible on a specific property — within the neighborhood, Montgomery County requirements, and your budget — before you make major commitments.

Already own a lot, considering a teardown, or thinking about remodeling your current home? Trophy can help you understand what is possible before you make major commitments.

Can Trophy Custom Homes build or remodel a home in Potomac?

Yes. Trophy Custom Homes designs, builds, and remodels luxury homes throughout Potomac, Maryland — and its main office is right here in Potomac. Licensed in Maryland (MHIC #88779) with more than 40 years of regional experience and more than 350 completed homes, Trophy helps clients evaluate estate lots, teardown properties, and existing homes before they commit — reviewing site conditions, county requirements, and budget alignment. Request a free Project Feasibility Assessment or call 301-315-8038 to get started.

$1.8M – $4M+

Typical Price Range

0.75 – 5 acres

Lot Sizes

~30 min via River Road

Drive to DC

Montgomery County Public Schools

School District

The Area

Building in Potomac

Potomac is Montgomery County's benchmark for estate living — a large, low-density community of rolling terrain, mature woods, and generous lots stretching from the Potomac River toward Rockville and Bethesda. It is unincorporated, so Montgomery County governs zoning, permitting, and inspections. Trophy's own office sits in Potomac, on Democracy Lane, which means this is home turf: the county processes, the site conditions, and the pace of building here are familiar ground rather than an away game.

The housing stock reflects decades of estate development. Many of Potomac's most desirable neighborhoods were built out on two-acre and larger lots, producing a steady supply of substantial but dated homes — colonials, contemporaries, and traditionals whose land value now often rivals or exceeds the value of the house. That dynamic supports an active teardown-and-rebuild and major-renovation market, alongside a smaller number of remaining estate parcels and infill opportunities. Buyers here are typically planning a long-term home and are willing to invest in getting the site and the design right.

Access and setting are the draw. Potomac sits minutes from the employment and shopping centers of Rockville and Bethesda, with I-270 and I-495 framing the community and River Road running through its heart to Potomac Village. The surrounding landscape — much of it planned specifically to preserve environmentally sensitive land and low-density character — gives the area its wooded, open feel, and it is the reason so many streets remain quiet and green despite being close to the Beltway.

Building on an established Potomac lot is a different exercise than developing a less-improved parcel. On a settled two-acre street, the questions are about fit: buildable envelope after setbacks, tree preservation, drainage onto neighbors, demolition logistics, and designing a home that belongs. On a larger or more sensitive parcel — near streams, steep slopes, or the county's protected areas — the questions shift to site development: grading, stormwater, forest conservation, and whether the property is served by public water and sewer or remains on septic. Trophy helps clients work through both situations before design begins.

Verified Local Facts

  • Potomac is a census-designated place in Montgomery County with a 2020 Census population of 47,018 across roughly 25 square miles of largely low-density residential land — a substantial, established estate community rather than a small enclave. U.S. Census Bureau QuickFacts: Potomac CDP, Maryland
  • The Potomac Subregion Master Plan, approved in 2002, covers about 66 square miles bounded by I-270, I-495, the Potomac River, and Seneca Creek, and centers on preserving environmentally sensitive areas and maintaining low-density residential character — the planning framework behind Potomac's two-acre estate zoning pattern. Montgomery Planning — Potomac Subregion Master Plan
  • Montgomery County's Forest Conservation Law (County Code Chapter 22A) generally applies to properties larger than 40,000 square feet that require a development application or sediment control permit — which captures many custom-home projects on Potomac's large lots. Montgomery Planning — Montgomery County Forest Conservation Law

Experience That Compounds

Why Potomac Families Choose Trophy

Trophy does not claim to know every lot or every regulation in Potomac — no builder honestly can. What Trophy brings is a disciplined process for identifying which requirements apply to your property and assembling the right professionals to answer the questions that matter, before you spend serious money. It also helps that Trophy's office is in Potomac and its Maryland licensure and county experience are well established.

More than 40 years of regional experience

Trophy has designed, built, and remodeled homes across Maryland, Northern Virginia, and Washington, DC for over four decades — through changing codes, market cycles, and construction practices. That history shows up in realistic guidance rather than optimistic guesses about a Potomac property.

More than 350 completed homes

Every completed project sharpens the picture of what site development, permitting, and construction actually cost and how long they actually take — knowledge that directly informs the feasibility guidance Trophy gives Potomac clients.

Maryland licensed, with Potomac as home base

Trophy is licensed in Maryland (MHIC #88779) as well as Virginia and Washington, DC, and its main office is on Democracy Lane in Potomac. Working regularly with Montgomery County's permitting and forest-conservation processes helps you sequence decisions in the right order.

Custom, design-build, build-on-your-lot, and remodeling under one roof

Whether the right answer for your property is a new custom home, a teardown-rebuild on an estate lot, or a major renovation and addition, Trophy can carry the project from early feasibility through design and construction — and give you an honest comparison between paths.

Early feasibility and budget alignment

Trophy's process starts with the question most projects skip: does the vision fit the property, the rules, and the budget? Aligning scope and investment range early prevents the most expensive kind of surprise — the one discovered after plans are drawn.

A coordinated professional team

Custom projects in Potomac routinely involve architects, civil and structural engineers, surveyors, interior designers, arborists and forest-conservation specialists, and real estate professionals. Trophy coordinates these specialists so their work arrives in the right order and answers the right questions.

Where Are You Starting From?

Three Ways to Begin in Potomac

I Already Own a Lot

You control the land — now the question is what it will support. Trophy can help you review:

  • Survey, property boundaries, and easements
  • Zoning district and buildable envelope
  • Setbacks and lot coverage
  • Topography, drainage, and stormwater
  • Utility availability and connection points
  • Access and construction logistics
  • Tree preservation requirements
  • Preliminary home size and placement
  • Budget and schedule alignment

I'm Looking for Land or a Teardown

Before you go under contract, know what you are actually buying. Working with you and your real estate professional, Trophy can help evaluate:

  • Vacant land and infill lots
  • Older homes with redevelopment potential
  • Demolition considerations and approvals
  • Neighborhood fit and compatibility
  • Probable site-development costs
  • Utility connections and upgrades
  • Preliminary buildable area
  • Purchase contingencies and due-diligence needs

I Want to Remodel or Add On

Sometimes the best lot in Potomac is the one you already live on. Trophy can help you review:

  • Existing structural conditions
  • Addition possibilities and whole-home renovation
  • Kitchen and primary-suite expansion
  • First-floor living and aging-in-place improvements
  • Existing nonconforming conditions
  • HOA or architectural review restrictions
  • Whether renovating or rebuilding is the better investment

Current Opportunities

Available Lots & Opportunities in Potomac

Lot and teardown availability in Potomac changes quickly, and the best estate opportunities often trade before they are widely marketed.

Trophy Custom Homes can help you and your real estate advisor evaluate available land, infill properties, and potential teardown opportunities in Potomac. Property availability changes frequently, so contact us for current opportunities.

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Do Your Homework

What to Know Before Building in Potomac

Every Potomac property is different, and none of the topics below should be treated as a property-specific answer. They are the recurring themes Trophy sees in Potomac projects — and the items worth investigating before you buy a property or finish architectural plans.

Jurisdiction and zoning district

Potomac is unincorporated Montgomery County, so county rules govern zoning, permits, and inspections. Each parcel carries a specific residential zoning district — much of Potomac follows a two-acre estate pattern shaped by the Potomac Subregion Master Plan — that sets minimum lot size, setbacks, height, and coverage.

Why it matters: The zoning district, not the neighborhood's look, determines how large a home can be and where it can sit. Two similar-looking streets can carry different districts with different limits.

How to verify: Confirm your parcel's zoning district and its standards through Montgomery County's mapping tools and zoning ordinance before completing design work.

Setbacks and buildable envelope

Setbacks define how far the home must sit from front, side, and rear property lines; together with height and coverage limits they create the buildable envelope.

Why it matters: Even on a generous two-acre Potomac lot, the envelope, tree cover, and environmental setbacks often shape the floor plan more than the raw acreage suggests — especially on flag lots and parcels near streams.

How to verify: Have a current boundary survey prepared and confirm setbacks for your specific district — including any recorded easements that further restrict placement.

Forest conservation

Montgomery County's Forest Conservation Law (County Code Chapter 22A) generally applies to properties larger than 40,000 square feet that need a development application or sediment control permit, requiring a forest conservation plan that protects or replaces tree canopy.

Why it matters: Because so many Potomac lots exceed that threshold, forest conservation frequently shapes where a home can sit, what trees must be retained or replanted, and what it costs — and it is a real schedule input.

How to verify: Have your site evaluated for forest conservation requirements early, and involve a qualified forest-conservation professional and arborist before finalizing home placement.

Public water and sewer versus septic

WSSC Water provides public water and sewer through much of Montgomery County, but a main in the street does not guarantee service eligibility — service depends on the county's water and sewer plan service-area categories, and parts of Potomac remain on private septic.

Why it matters: Whether a property is served by public sewer or requires a septic system affects home size (septic capacity often caps bedrooms), cost, and how long approvals take.

How to verify: Confirm the property's water and sewer service-area category and connection eligibility with WSSC and Montgomery County — and, where septic applies, budget for soil testing before purchase or design.

Topography, drainage, and stormwater

Many desirable Potomac lots are wooded and rolling. Grading, drainage patterns, and stormwater management requirements determine how a home and driveway can sit on that terrain.

Why it matters: Slope can add retaining walls, foundation stepping, and drainage structures to a budget — and the county requires managing stormwater rather than pushing it onto neighbors.

How to verify: Walk the property after heavy rain, and expect the county to require grading and stormwater plans; a civil engineer's early read is inexpensive insurance.

Environmentally sensitive areas and stream buffers

The Potomac Subregion is planned specifically to protect environmentally sensitive land, and parcels near streams, wetlands, or steep slopes may carry buffer and resource-protection requirements.

Why it matters: A stream buffer or sensitive-area designation can remove a band of a property from normal development, affecting home placement, additions, and site work.

How to verify: Check for streams, wetlands, and sensitive-area designations early, and where a property is near water, budget for a site-specific environmental review before purchase or design.

Utilities and service upgrades

Established Potomac neighborhoods vary in how they are served; the size, condition, and location of existing water, sewer, gas, and electric connections differ lot by lot.

Why it matters: A rebuild frequently needs upgraded electrical service and may need new water or sewer laterals; connection points and required upgrades affect both cost and schedule.

How to verify: Confirm the location and capacity of utilities for the specific property — not the street in general — before finalizing plans.

Demolition and older-home considerations

Replacing an existing home requires a demolition permit from Montgomery County, and older structures may require asbestos or lead surveys and abatement before removal.

Why it matters: Demolition is rarely the biggest line item, but it carries real sequencing weight: utility disconnections, hazardous-material handling, and neighbor-friendly logistics all precede the exciting part.

How to verify: Before purchasing a teardown, review the county's residential demolition requirements and have the existing structure assessed for regulated materials.

Permits, reviews, and sequencing

New homes in Montgomery County are permitted through the Department of Permitting Services (DPS), with building plan review and, for most projects, associated sediment control, stormwater, and forest-conservation review.

Why it matters: Review cycles are a schedule input you don't fully control. Submitting complete, well-coordinated plans the first time is the single best way to protect a timeline.

How to verify: Ask any builder you interview to walk you through the current county process step by step — and be skeptical of anyone quoting guaranteed approval timelines.

HOA and architectural review

Some Potomac neighborhoods and subdivisions have homeowners associations or recorded covenants with design review, while many established estate streets have none.

Why it matters: Where covenants exist, they can govern materials, height, fencing, and even construction hours — layered on top of county rules.

How to verify: Obtain and read the recorded covenants for the specific property during due diligence; your title company and real estate professional can help retrieve them.

Think in Totals

Budgeting for a Potomac Project

A realistic Potomac project budget is the complete investment required to go from the property you buy to the home you live in — not just a construction price per square foot. Depending on your property and project, that complete picture typically includes:

Land acquisition or the value of the property you own
Boundary and topographic surveys
Architecture and interior design
Civil and structural engineering
Geotechnical investigation where soils warrant it
Demolition and hazardous-material abatement for teardowns
Tree removal and protection measures
Site preparation, grading, and stormwater management
Retaining walls on sloped sites
Utility connections or upgrades
County permits and review fees
House construction
Selections, finishes, and allowances
Driveways, landscaping, and outdoor living
Financing and carrying costs
Temporary housing during a major renovation
A contingency appropriate to the property's unknowns

Trophy does not publish a Potomac cost range on this page because a responsible number depends on your property and scope — forest conservation, septic versus public sewer, and site slope can move the total considerably. What Trophy will do — early and candidly — is tell you whether your vision and your preliminary investment range appear aligned, before you spend heavily on design.

A Recommendation From Tom Byrne

Our office has been in Potomac for years, so I know these two-acre lots and the way the county looks at them. The advice I give every family is the same: bring your builder in before you buy the property or finish the plans. On a Potomac lot, the things that decide your project are often invisible from the curb — forest conservation, whether you're on public sewer or septic, a stream buffer at the back of the property, the slope of the land. A beautiful design still has to fit six things at once: the property, the county rules, the neighborhood, how your family lives, the budget, and the schedule. Let us look early, and we can usually tell you where the constraints and the opportunities are before you've spent real money. That clarity costs you nothing.

— Tom Byrne, Founder, Trophy Custom Homes

Free & No Obligation

Request Your Free Project Feasibility Assessment

Before buying land, purchasing a teardown property, completing architectural plans, or committing to a major renovation, meet with Tom Byrne and the Trophy Custom Homes team. The assessment gives you early clarity on whether your vision, property, priorities, and preliminary investment range appear aligned — before you spend heavily on design or close on the wrong property.

What Your Assessment Includes

Initial Property Evaluation

Review of the lot, existing home, access, surroundings, and visible conditions that could influence the project.

Local Requirements Review

Identification of county, zoning, HOA, environmental, and other requirements that may need further investigation for your property.

Lot and Site Analysis

Consideration of property configuration, topography, drainage, trees, utilities, easements, and probable site-development needs.

Existing Home Review

For remodeling prospects — structural changes, additions, layout improvements, and whether renovation or rebuilding deserves further study.

Lifestyle and Priorities Discussion

How you live, entertain, work, host family, and want the home to support the next stage of life — including aging-in-place planning.

Preliminary Budget Alignment

A candid discussion of whether the desired scope and preliminary investment range appear reasonably aligned.

Recommended Next Steps

The surveys, engineering, architecture, due diligence, or professional evaluations that should come next — in the right order.

The Project Feasibility Assessment provides preliminary guidance based on information available at the time of the meeting. It is not a property inspection, appraisal, engineering report, architectural study, legal opinion, guaranteed construction estimate, or confirmation of governmental approval. Additional professional evaluations may be recommended.

No obligation. Your information is never shared or sold.

The Building-on-Your-Lot Guide

Now Available

Trophy's Building-on-Your-Lot Guide walks you through the questions that matter before you buy land or commit to a design:

  • How to evaluate land and what to verify before buying
  • Questions to ask any builder you interview
  • Site-development costs buyers commonly underestimate
  • Zoning, permitting, and utility considerations
  • Budget planning and the design-build sequence
  • Common mistakes to avoid

Read the full guide online or download the PDF — free. And for alerts about new lots, teardowns, and spec homes in the area, join the notification list below.

Questions We Hear Most

Building in Potomac: Frequently Asked Questions

Yes — before you go under contract if possible, or during your study period at the latest. A builder looks at a Potomac property differently than a listing does: buildable envelope after setbacks, forest conservation on a large lot, slope and drainage, whether the property is on public sewer or septic, stream buffers near water, and probable site-development costs. Those factors can swing the real cost of two similarly priced properties by a wide margin. Trophy regularly reviews properties with buyers and their real estate professionals before purchase, and can help you frame due-diligence questions and contingencies so you buy with a clear picture of what the land will support.

Yes. Many Trophy clients start with a vision and no property. Trophy works alongside you and your real estate professional as you search — evaluating candidate estate lots and teardown listings, comparing what each property would realistically support, and flagging site-development costs that aren't obvious from a listing, such as forest conservation or septic requirements. Because availability in Potomac changes quickly and many opportunities trade quietly, it helps to have your builder relationship in place before the right property appears, so you can evaluate it in days rather than weeks. You can also join Trophy's notification list to hear about lots, teardowns, and spec opportunities.

Start with the parcel's zoning district, which sets minimum lot area, setbacks, maximum height, and coverage limits that define the buildable envelope. Then subtract the practical constraints: recorded easements, steep slopes, forest conservation requirements, stream buffers, and — on a septic property — the drainfield capacity, which often caps the number of bedrooms. What remains is the realistic footprint, which combined with height limits determines achievable square footage. Trophy prepares this kind of preliminary analysis as part of its feasibility work, and for final decisions the analysis is confirmed with a current survey and, where needed, a civil engineer, forest-conservation professional, or soil scientist.

Potomac is unincorporated Montgomery County, so the county's zoning ordinance governs. The essentials to confirm for a specific parcel are: the zoning district and its minimum lot size; front, side, and rear setbacks; building height limits; and lot coverage or impervious-surface limits that apply to your district. Because much of Potomac follows a two-acre estate pattern, forest conservation and environmental setbacks frequently matter as much as the base zoning. Flag lots and parcels near streams carry additional rules. The county's mapping tools show your parcel's district, and the zoning ordinance sets out the standards — but interpretation for an unusual lot is worth professional help. Trophy identifies the applicable requirements as part of every feasibility assessment.

In most cases, yes — teardown-rebuild is one of the most common ways to build new in Potomac, because much of the housing stock is dated homes on generous estate lots. You'll need a demolition permit from Montgomery County, utility disconnections, and, for older structures, asbestos and lead surveys with abatement where regulated materials are found. The new home is then permitted as new construction through the Department of Permitting Services. The property still must support what you want to build, so the same zoning, forest-conservation, drainage, and water-and-sewer questions apply. Trophy manages this entire sequence for clients.

It depends on three things: the condition and layout of the existing structure, how far your vision departs from it, and the economics of your specific street. A structurally sound home with good bones can often be transformed for less than rebuilding; a home with fundamental layout, foundation, or systems problems may cost more to fix than to replace. In Potomac, where land value is high, rebuilding is often competitive sooner than owners expect — but not always, and forest conservation can influence the math on a large lot. Trophy builds and remodels, so it can price both paths honestly rather than steering you toward the only service it offers.

The recurring cost drivers are slope and drainage (retaining walls, stepped foundations, stormwater structures), forest conservation requirements on large lots, tree preservation around the building area, septic systems where public sewer is unavailable, utility upgrades or new laterals, and demolition with hazardous-material abatement on older homes. Stream buffers near water can compress the buildable area. None of these is a reason to avoid a property — some of Potomac's best homesites are sloped, wooded lots — but each should be identified and priced before you commit, not discovered during construction. That is precisely what a feasibility review is designed to surface.

Honest answer: it varies enough that you should be wary of any builder quoting a fixed timeline before understanding your property and scope. The overall arc runs through design and engineering, county plan review and permitting — including sediment control, stormwater, and forest conservation — then construction, with site complexity, design decisions, review cycles, and material lead times each influencing the schedule. What you can control is sequencing: settling scope and budget early, submitting complete and coordinated plans, and making selections ahead of need. Trophy builds a project-specific schedule during pre-construction and updates it transparently, rather than promising a universal number here.

Build the budget around the complete investment, not a construction price per square foot. That means land or the value of your existing property, surveys and engineering, architecture and interior design, demolition where applicable, site development — grading, stormwater, forest conservation, utilities or septic — permits and fees, construction, selections, driveway and landscaping, financing and carrying costs, and a contingency sized to the property's unknowns. Then pressure-test the total against your comfortable investment range before design begins. Trophy's feasibility assessment includes exactly this alignment conversation, because scope decisions made early are far cheaper than scope corrections made after plans are drawn.

Bring whatever you have — none of it needs to be polished. Useful items include the property address or listing (if you have one), any survey, plat, or prior plans in your possession, photos of homes and spaces you admire, a first list of must-haves versus nice-to-haves, your preliminary investment range, and your hoped-for timing. If you're considering a renovation, recent photos of the existing home help. The first conversation is about how you live and what you're trying to create; Trophy will tell you plainly what looks feasible, what needs verification, and what the sensible next steps are. Trophy's office is in Potomac, so an in-person meeting is easy to arrange.

Plan Your Potomac Home With Greater Confidence

Whether you own land, are searching for the right property, weighing a teardown, planning a major renovation, or designing a home for the decades ahead — the smartest first step is understanding what is feasible before you commit. Trophy Custom Homes brings 40+ years and 350+ homes of experience to that conversation.

301.315.8038·Sales@TrophyCustomHomes.com

Reviewed by the Trophy Custom Homes team. Local facts verified against official Montgomery County Planning, WSSC Water, and U.S. Census sources on July 21, 2026.