Basic
$400 – $978 each
Vinyl hopper basement window with low-E double-pane glass and screen, set in foam and sealant, exterior caulked, basic trim

Replace one standard (non-egress) basement hopper or slider window in an existing foundation opening, including removal, sealing and trim.
Install Basement Window in Washington, District of Columbia typically costs $471 to $1,151 each as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Washington are 5.0% higher than the national average for install basement window.
National average: $450 – $1,100 each
$400 – $978 each
Vinyl hopper basement window with low-E double-pane glass and screen, set in foam and sealant, exterior caulked, basic trim
$471 – $1,151 each
Vinyl hopper basement window with low-E double-pane glass and screen, foam and sealant set, aluminum-wrapped exterior trim
$589 – $1,439 each
Welded heavier vinyl hopper basement window with low-E argon glass and screen, foam and sealant set, PVC exterior trim, interior return
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $212 – $520 | each |
| Labor | labor | $164 – $400 | each |
| Supplies & Other | supplies | $57 – $139 | each |
| Equipment & Disposal | equipment | $38 – $92 | each |
Small basement window set in a concrete foundation below shingle siding
Find a pro to do thisConnect with local install basement window contractors in Washington for personalized quotes based on your specific project.