Premier Custom Windows in Washington, DC

Since 1980, Thompson Creek has provided quality window replacement in Washington DC, serving homeowners throughout the District with custom-manufactured windows built specifically for the capital’s unique architecture and Mid-Atlantic climate. Our Maryland facility—just 15 miles from downtown DC—custom-builds every window to exact specifications, backed by our industry-leading 50-year No-Hassle Warranty.

Washington DC Window Replacement & Custom Window Manufacturing Company

Washington, DC replacement windows need to stand up to the region’s weather conditions, which range from hot and humid to cold and blustery. Thompson Creek replacement windows are made with high quality vinyl and glass, and exceed the current ENERGY STAR® criteria to save energy and cut utility bills.

At Thompson Creek, we custom design, manufacture and install all of our replacement windows. All projects begin with a free consultation with one of our factory experts. Together, you’ll review your needs, as well as aesthetic preferences. After a no-obligation quote, measurements are taken and windows are constructed to specification in our local Maryland workshop. By building locally, we eliminate expensive and inefficient third parties – and pass the savings on to homeowners.

Our factory-trained crew installs every new window with precision, without disturbing the exterior of your home. After installation, you’ll enjoy windows that are easy to clean and operate and protect your home with built-in safety features that allow you to cool your home while keeping it secure.

Washington DC homeowners choose Thompson Creek for:

Custom windows manufactured 15 miles from downtown DC
ENERGY STAR® certified windows for DC’s climate extremes
AAMA-tested 146 mph wind resistance
Historic district-approved window replacement
Complete accountability from design through warranty service
Factory-direct pricing with no middleman markup
40+ years serving Washington DC

Ready to improve your home?

Schedule your free consultation

Thompson Creek Serves All Washington DC Neighborhoods

Washington DC’s architectural diversity—from Federal-style townhomes to Victorian mansions—demands custom window solutions that honor each home’s character while dramatically improving energy efficiency. Thompson Creek specializes in replacement windows that maintain historic aesthetics while incorporating modern performance.

Historic District-Approved Window Replacement

Many Washington DC neighborhoods require architectural review for exterior modifications. Thompson Creek’s custom manufacturing allows us to precisely match historic window profiles, muntin patterns, and proportions while incorporating modern Low-E glass and insulation technology.

Capitol Hill Historic District: Thompson Creek custom-manufactures double-hung windows that match original profiles exactly, maintaining architectural integrity while reducing energy costs by up to 30%. Our replacement windows meet Historic Preservation Review Board standards.

Georgetown Historic District: Our custom windows replicate historic muntin patterns and proportions while providing modern energy efficiency. Whether replacing windows in Federal-era townhomes or Victorian residences, Thompson Creek ensures compliance with Georgetown’s preservation guidelines.

Dupont Circle, Cleveland Park & Shaw: These historic neighborhoods feature distinctive Victorian and early 20th-century architecture. Thompson Creek’s manufacturing flexibility creates windows that match ornate detailing, curved glass requirements for bay windows, and unique opening configurations.

Windows for DC’s Architectural Styles

Federal-Style Row Houses: DC’s iconic Federal row houses traditionally feature symmetrical facades with multi-pane double-hung windows. Thompson Creek replicates authentic divided-light patterns with modern insulated glass, providing historic appearance with contemporary thermal performance.

Victorian Mansions: Victorian architecture often features elaborate window arrangements including bay and bow windows, stained glass, and decorative trim. Thompson Creek’s custom manufacturing accommodates these complex configurations while incorporating energy-efficient glass packages.

Mid-Century & Contemporary Homes: From Spring Valley’s mid-century neighborhoods to contemporary Georgetown renovations, Thompson Creek manufactures sleek window profiles with minimal sightlines, maximizing natural light while providing superior energy performance.

Energy-Efficient Windows Engineered for DC's Climate

Washington DC’s climate presents unique challenges: humid summers exceeding 95°F and cold winters dipping below 20°F. Thompson Creek’s ENERGY STAR® 2022-certified windows are specifically engineered for Mid-Atlantic temperature extremes, providing year-round comfort while reducing energy costs.

Summer Heat & Humidity Protection

DC’s oppressive summer months bring intense heat and humidity exceeding 70%. Thompson Creek’s Low-E coated windows block up to 84% of harmful UV rays while reflecting solar heat, potentially lowering cooling costs by 25-40% compared to older single-pane windows.

Our custom-manufactured windows feature multi-chambered vinyl frames with foam insulation, creating thermal barriers that prevent outdoor heat transfer. Superior weatherstripping prevents humid air infiltration while maintaining consistent indoor temperatures.

Winter Insulation Performance

January and February bring bitter cold to Washington DC, with temperatures frequently dropping into the teens. Thompson Creek’s windows feature industry-leading U-factors as low as 0.27, with dual-pane and triple-pane options using argon or krypton gas fills.

Thompson Creek’s precision manufacturing ensures perfect fits for every opening—even non-standard historic dimensions—eliminating cold air infiltration. Our multi-point locking systems compress weatherstripping for superior seals, preventing drafts that drive up heating bills.

Energy Savings Impact: DC homeowners report heating bill reductions averaging 20-35% during winter months, translating to hundreds of dollars in annual savings with natural gas and electricity costs in the DC metro area.

Storm & Severe Weather Protection

Washington DC faces severe thunderstorms, nor’easters, and hurricane remnants. Thompson Creek windows are AAMA-tested to withstand winds up to 146 mph—far exceeding residential requirements and providing crucial protection during severe weather.

Our windows feature impact-resistant glass options, reinforced frames, and multi-point locking systems that maintain structural integrity during storms. When severe weather threatens the capital, Thompson Creek windows provide proven protection.

Thompson Creek Serves All Washington DC Neighborhoods

With our Maryland manufacturing facility just 15 miles from downtown Washington DC, Thompson Creek provides fast, reliable service throughout the District. Our local presence means quick response times and deep familiarity with each neighborhood’s unique character.

Northwest DC Window Replacement

Georgetown: DC’s most prestigious historic neighborhood demands window replacement that maintains architectural authenticity. Thompson Creek accommodates Georgetown’s non-standard openings and historic profile requirements while ensuring preservation compliance.

Dupont Circle: Known for grand Victorian mansions, Dupont Circle requires careful attention to architectural details. Thompson Creek specializes in bay window replacement, stained glass preservation, and ornate trim matching.

Cleveland Park, Woodley Park & Palisades: These established neighborhoods feature diverse architectural styles. Thompson Creek’s custom manufacturing accommodates every style, from Victorian to Colonial Revival to mid-century modern.

Cathedral Heights, Tenleytown & Friendship Heights: Family-friendly neighborhoods where Thompson Creek’s energy-efficient windows provide immediate comfort improvements and utility bill reductions for larger homes.

Northeast, Southeast & Southwest DC

Capitol Hill: Both northern and southern sections feature beautiful Victorian row houses. Thompson Creek’s historic window expertise provides replacement windows that maintain neighborhood character while dramatically improving energy efficiency.

Brookland, Trinidad & Navy Yard: These diverse neighborhoods blend historic row houses with modern renovations. Thompson Creek provides both historic restoration-quality windows and contemporary designs.

Southwest Waterfront: DC’s redeveloped waterfront features modern high-rises and renovated townhomes. Thompson Creek provides contemporary window designs including floor-to-ceiling installations and minimal-profile frames.

Get A Free Estimate

Maryland-Manufactured Windows, 15 Miles from Downtown DC

Unlike national window companies shipping products across the country or local resellers ordering from distant factories, Thompson Creek custom-manufactures your replacement windows in our 70,000 sq ft Upper Marlboro, Maryland facility—just 15 miles from downtown Washington DC.

The Local Manufacturing Advantage

Faster Production: Your custom windows are manufactured within 3-4 weeks versus 8-12 weeks for national companies. Our proximity means faster turnaround without long shipping delays.

Perfect Fit for Historic Openings: Many DC homes feature non-standard window dimensions. Our Maryland facility custom-builds windows to exact measurements, ensuring perfect fits even for century-old openings.

Direct Accountability: You’re working directly with the manufacturer. Our manufacturing team, installation crew, and service technicians are all Thompson Creek employees, providing seamless accountability.

Same-Day Emergency Service: Because we’re just 15 miles away, we respond to urgent situations rapidly—often the same day you call.

Custom-Built for Your DC Home

No Stock Sizes: Every Thompson Creek window is built specifically for your home after precise measurements. This custom approach eliminates gaps, reduces drafts, and ensures optimal energy performance.

Unlimited Customization: Want prairie-style grids or colonial patterns? Need specific exterior colors? Thompson Creek’s manufacturing capability accommodates these requests without catalog limitations.

Mid-Atlantic Climate Engineering: Our windows aren’t generic products designed for national averages. We design specifically for Mid-Atlantic realities: hot, humid summers; cold winters; and severe weather events.

Historic Profile Matching: For preservation-compliant windows, Thompson Creek’s custom manufacturing replicates original profiles exactly, matching complex muntin patterns and unique hardware while incorporating hidden modern performance features.

Factory-Direct Pricing Benefits

Eliminate Middleman Margins: Resellers add 20-40% markups. Thompson Creek sells directly from our factory, eliminating unnecessary margins.

No Franchise Fees: As an independent, family-owned manufacturer, we avoid franchise fees and corporate overhead costs that national chains build into pricing.

Transparent Pricing: We provide detailed written quotes without high-pressure tactics or fake “today only” discounts.

Get A Free Estimate

Best Window Replacement Companies in Washington DC: Why Choose Thompson Creek

When researching window replacement companies in Washington DC, homeowners discover significant differences in quality, service, and value. Thompson Creek’s position as a local custom manufacturer sets us apart.

Thompson Creek vs. National Chains

Manufacturing: Thompson Creek manufactures custom windows in Maryland (15 miles from DC) versus distant factories shipping stock sizes nationwide.

Warranty: Our 50-year No-Hassle Warranty beats typical 10-20 year limited coverage from national chains.

Customization: Every window custom-built to exact specs versus limited stock sizes and catalog options.

Service: Local Maryland team with same-day availability versus national call centers and dealer networks.

Historic Homes: Expert at non-standard openings with unlimited profiles versus stock sizes that don’t fit historic dimensions.

Production Time: 3-4 weeks from order to installation versus 8-12+ weeks for ordering and shipping.

Thompson Creek vs. Window Resellers

Accountability: Complete design-build-install-warranty from Thompson Creek versus split responsibility between manufacturers, resellers, and installers.

Pricing: Factory-direct with no middleman markup versus dealer margins added to manufacturer costs.

Timeline: 3-4 weeks production at our local facility versus 8-12 weeks ordering from multiple manufacturers.

Warranty Service: Direct from manufacturer with local team versus through dealers depending on manufacturer availability.

Affordable Window Replacement Without Sacrificing Quality

Thompson Creek provides competitive window replacement costs in Washington DC while maintaining premium quality standards. Our factory-direct model offers better pricing than multi-brand resellers while delivering superior products compared to budget chains. Flexible financing options make quality window replacement affordable for every DC homeowner.

Get A Free Estimate

Trusted by Washington DC Homeowners Since 1980

windows for Washington DC homeowners. Our longevity demonstrates commitment to quality, service, and customer satisfaction.

40+ Years serving Washington DC since 1980
70,000 Sq Ft Maryland manufacturing facility
15 Miles from downtown DC
50-Year Warranty industry-leading coverage
146 MPH wind resistance (AAMA tested)
ENERGY STAR® Certified meets 2022 criteria
4.3/5 Stars from 600+ verified reviews
Family-Owned & Operated providing continuity and accountability

Customer Success Stories

“Cut Our Heating Bills by 30%” – Capitol Hill Homeowner

“Thompson Creek custom-manufactured replacement windows that matched our 1890s Victorian’s historic profiles exactly. The preservation board approved them immediately. The first winter, our heating bills dropped about 30%, and the house is much more comfortable. No more drafts near windows. The 50-year warranty gave us confidence this was a smart investment.” — Robert & Jennifer S., Capitol Hill

“Survived Three Nor’easters Without Issues” – Georgetown Resident

“We replaced all our windows with Thompson Creek in 2022. They’ve been through several severe storms including three big nor’easters. Not a single leak or damage. Knowing they’re tested to 146 mph winds gives real peace of mind during severe weather warnings.” — Patricia M., Georgetown

Get A Free Estimate

Thompson Creek Window Products for DC Homes

Thompson Creek custom-manufactures a complete range of replacement window styles for Washington DC homes. All windows feature ENERGY STAR® certification, premium materials, and our 50-year No-Hassle Warranty.

Double-Hung Windows

Double-hung windows remain the most popular choice for Washington DC homes, particularly in historic neighborhoods. Thompson Creek’s custom-manufactured double-hung windows feature tilt-in sashes for easy cleaning, multiple muntin patterns including authentic divided-light configurations, smooth operation with constant-force balance systems, and multi-point locking for security.

Bay & Bow Windows

Bay and bow windows are distinctive features in many DC Victorian homes. Thompson Creek custom-manufactures replacement bay windows in numerous configurations including box bay, canted bay, and bow windows with four to six panels.

Casement & Sliding Windows

Casement windows suit contemporary DC homes and provide excellent ventilation. Sliding windows work well in bedrooms, basements, and contemporary designs, offering compact operation and large glass areas.

Picture Windows & Specialty Shapes

Thompson Creek manufactures fixed picture windows and geometric specialty shapes including arched tops, trapezoids, triangles, and custom configurations to match unique architectural requirements.

Get A Free Estimate

Window Replacement Cost & Pricing in Washington DC

Window replacement costs in Washington DC vary based on size, style, and options. Thompson Creek provides detailed written quotes after measuring your specific windows.

Typical ranges for quality window replacement:

Double-hung windows: $450-900 per window installed
Bay windows: $1,800-3,500 depending on size
Casement windows: $500-950 per window installed

Thompson Creek offers competitive window replacement prices for Washington DC homes with flexible financing options. Our factory-direct manufacturing eliminates middleman markups common with resellers.

Energy Savings & Return on Investment

DC-area homeowners report annual utility bill reductions ranging from $300-800 when replacing older windows with Thompson Creek’s ENERGY STAR® certified products. Typical return on investment timelines are 5-8 years through energy savings alone.

According to Remodeling Magazine’s Cost vs. Value Report, window replacement in Washington DC provides an average 68% return on investment at resale. Thompson Creek’s custom-manufactured windows with 50-year warranties offer premium positioning for even higher returns.

Get A Free Estimate

Frequently Asked Questions

What’s Included in the 50-Year Warranty?

Thompson Creek’s 50-year No-Hassle Warranty covers glass seal failure, vinyl frames and sashes, hardware and operating mechanisms (lifetime), installation workmanship, and transfers to new homeowners. Our local Maryland presence ensures responsive service throughout the warranty period.

Can Thompson Creek Match Historic Window Profiles?

Yes. Our Maryland facility replicates original muntin patterns, historic divided-light configurations, curved glass for bay windows, unique dimensions for non-standard openings, and period-appropriate hardware. We work regularly with the DC Historic Preservation Review Board.

How Long Does Window Replacement Take?

Typical timeline: 1-hour initial consultation, quote within 3-5 days, 3-4 weeks manufacturing, and 1-2 days installation. Most DC row houses with 12-15 windows are completed in one day.

Are Thompson Creek Windows ENERGY STAR Certified?

Yes. All windows meet or exceed ENERGY STAR® 2022 requirements with Low-E coated glass, argon or krypton gas fills, warm-edge spacer systems, multi-chambered vinyl frames, and advanced weatherstripping.

Do You Offer Financing?

Yes. Thompson Creek offers flexible financing options including low monthly payments, deferred interest programs (subject to approval), and multiple term lengths. Combined with immediate energy savings, many homeowners find financing results in lower monthly costs than previous utility bills.

How Do I Get a Free Estimate?

Call (301) 328-1100 or contact us online to schedule your free consultation. We’ll measure your windows, discuss your needs, and provide a detailed written quote within 3-5 days. No obligation, no pressure, no expiration dates.

Ready to Improve Your Washington DC Home?

For over 40 years, Thompson Creek has provided Washington DC homeowners with custom-manufactured replacement windows that combine historic authenticity, energy efficiency, and lasting durability. Our Maryland facility—just 15 miles from downtown DC—ensures fast production, perfect fits, and responsive local service backed by our industry-leading 50-year warranty.

Whether restoring a Capitol Hill Victorian, updating a Georgetown townhouse, or improving a Cleveland Park home, Thompson Creek delivers home window replacement solutions engineered for Washington DC’s climate and architecture.

Schedule Your Free Consultation

Call (301) 328-1100 or contact us online for your free consultation with a Thompson Creek specialist. We’ll measure your windows, discuss your budget, explain your options, and provide a detailed written quote within 3-5 days.

Thompson Creek Window Company
Custom-Manufactured in Maryland | Serving Washington DC Since 1980
70,000 Sq Ft Manufacturing Facility | 15 Miles from Downtown DC
50-Year No-Hassle Warranty | ENERGY STAR® Certified

Proudly serving all Washington DC neighborhoods: Capitol Hill, Georgetown, Dupont Circle, Cleveland Park, Woodley Park, Palisades, Brookland, Trinidad, Navy Yard, Southwest Waterfront, and throughout the District.

Thompson Creek Window Company has manufactured and installed premium replacement windows for Washington DC homeowners since 1980. For the best window replacement in Washington DC, trust the company that designs it, builds it, installs it, and guarantees it—Thompson Creek.

Get A Free Estimate

Request a price estimate

Start your home remodeling project today by filling out the form or calling us at (301) 328-1100 for your free, no-obligation price estimate.