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 4205 heating degree days and 1705 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: 30°F winter, 97°F summer), Energy Star certified windows provide the best performance and potential rebate eligibility.

Washington, DC 20548

Windows Services in 20548

Professional windows services for Washington, District of Columbia. Licensed contractors serving ZIP code 20548 and surrounding areas.

Avg. Service Cost

$380

Avg. Response

70 min

Design Temp

97°F

Building Code

2019

Window Energy ROI Calculator

Calculate your potential savings from new energy-efficient windows in Washington, DC.
Climate: 4,205 HDD / 1,705 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 20548

Climate Data

ASHRAE design conditions for 20548

Summer Design Temp97°F

Winter Design Temp30°F

Heating Degree Days4,205

Cooling Degree Days1,705

Annual Rainfall60"

Local Pricing

Average costs in Washington

Standard Service Call$380

Emergency Service$570

Permit Cost (avg)$75

Market Demandmedium

Housing Stats

Typical homes in 20548

Avg Home Size1,805 sq ft

Avg Home Age35 years

Median Value$455,000

Building Code2019

Energy CodeIECC 2021

Available Rebates for 20548

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 $330 to $480 for standard repairs. Emergency service is available 24/7 at approximately $570.

Do I need a permit for windows work in 20548?

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 20548?

Our network of 20+ licensed contractors in the Washington area offers average response times of 70 minutes. Emergency service is available 24/7.

Nearby Landmarks We Serve

Washington Community CenterWashington High SchoolDowntown Washington

Ready for Windows Service in 20548?

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