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 4203 heating degree days and 1703 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: 28°F winter, 95°F summer), Energy Star certified windows provide the best performance and potential rebate eligibility.

Washington, DC 20380

Windows Services in 20380

Professional windows services for Washington, District of Columbia. Licensed contractors serving ZIP code 20380 and surrounding areas.

Avg. Service Cost

$372

Avg. Response

68 min

Design Temp

95°F

Building Code

2023

Window Energy ROI Calculator

Calculate your potential savings from new energy-efficient windows in Washington, DC.
Climate: 4,203 HDD / 1,703 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

$478

/year

Project Cost

$8,400

installed

Payback Period

17.6 years

to break even

25-Year Savings

$3,550

net lifetime

Environmental Impact

Reduce your carbon footprint by 3,141 lbs CO₂ per year — equivalent to planting 65 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 20380

Climate Data

ASHRAE design conditions for 20380

Summer Design Temp95°F

Winter Design Temp28°F

Heating Degree Days4,203

Cooling Degree Days1,703

Annual Rainfall58"

Local Pricing

Average costs in Washington

Standard Service Call$372

Emergency Service$558

Permit Cost (avg)$75

Market Demandmedium

Housing Stats

Typical homes in 20380

Avg Home Size1,803 sq ft

Avg Home Age33 years

Median Value$453,000

Building Code2023

Energy CodeIECC 2021

Available Rebates for 20380

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 $322 to $472 for standard repairs. Emergency service is available 24/7 at approximately $558.

Do I need a permit for windows work in 20380?

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 20380?

Our network of 18+ licensed contractors in the Washington area offers average response times of 68 minutes. Emergency service is available 24/7.

Nearby Landmarks We Serve

Washington Community CenterWashington High SchoolDowntown Washington

Ready for Windows Service in 20380?

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