How much can I save with new windows in Washington, DC?

Energy-efficient windows can save homeowners in Washington, DC 10-25% on annual energy costs. With 4204 heating degree days and 1704 cooling degree days annually, quality windows make a significant difference.

What windows are best for the District of Columbia climate?

For homes in Washington, DC, we recommend double or triple-pane windows with low-E coating. Given your climate (design temps: 29°F winter, 96°F summer), Energy Star certified windows provide the best performance and potential rebate eligibility.

Washington, DC 20436

Windows Services in 20436

Professional windows services for Washington, District of Columbia. Licensed contractors serving ZIP code 20436 and surrounding areas.

Avg. Service Cost

$376

Avg. Response

69 min

Design Temp

96°F

Building Code

2018

Window Energy ROI Calculator

Calculate your potential savings from new energy-efficient windows in Washington, DC.
Climate: 4,204 HDD / 1,704 CDD

Number of Windows

Average Window Size (sq ft)

15 ft²

Standard window: 12-15 sq ft, Large picture window: 25-40 sq ft

Current Window Type

U-Factor: 1.2

Upgrade To

U-Factor: 0.3 • Energy Star Eligible

Frame Material

Annual Energy Bill ($)

$2,400

Your Savings Estimate

Annual Savings

$479

/year

Project Cost

$8,400

installed

Payback Period

17.5 years

to break even

25-Year Savings

$3,575

net lifetime

Environmental Impact

Reduce your carbon footprint by 3,147 lbs CO₂ per year — equivalent to planting 66 trees annually.

Federal Tax Credit Available

Energy Star windows qualify for up to $600 in federal tax credits (30% of cost, up to $600). This could reduce your payback period by 1.3 years.

Savings estimates based on U.S. Department of Energy calculations and local climate data. Actual savings vary based on home insulation, HVAC efficiency, and usage patterns. Professional energy audit recommended for accurate projections.

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Windows Data for 20436

Climate Data

ASHRAE design conditions for 20436

Summer Design Temp96°F

Winter Design Temp29°F

Heating Degree Days4,204

Cooling Degree Days1,704

Annual Rainfall59"

Local Pricing

Average costs in Washington

Standard Service Call$376

Emergency Service$564

Permit Cost (avg)$75

Market Demandpeak

Housing Stats

Typical homes in 20436

Avg Home Size1,804 sq ft

Avg Home Age34 years

Median Value$454,000

Building Code2018

Energy CodeIECC 2021

Available Rebates for 20436

Federal Energy Efficiency Tax Credit

federal incentive • Expires 2032-12-31

Up to $2,000

Frequently Asked Questions

How much does windows service cost in Washington?

Windows service calls in Washington, DC typically range from $326 to $476 for standard repairs. Emergency service is available 24/7 at approximately $564.

Do I need a permit for windows work in 20436?

Yes, most windows work in Washington County requires a permit. The average permit cost is $75. Our licensed contractors handle all permit requirements.

How quickly can I get service in 20436?

Our network of 19+ licensed contractors in the Washington area offers average response times of 69 minutes. Emergency service is available 24/7.

Nearby Landmarks We Serve

Washington Community CenterWashington High SchoolDowntown Washington

Ready for Windows Service in 20436?

Connect with licensed windows contractors serving Washington, DC. Available 24/7 for emergencies.