Basic
$445 – $1,334 each
White vinyl casement with dual-pane low-E glass, single-point lock, standard crank, foam-sealed and caulked

Replace one standard-size vinyl/fiberglass casement window, unit and installation.
Replacement Casement Window in Washington, District of Columbia typically costs $523 to $1,570 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 replacement casement window.
National average: $500 – $1,500 each
$445 – $1,334 each
White vinyl casement with dual-pane low-E glass, single-point lock, standard crank, foam-sealed and caulked
$523 – $1,570 each
White vinyl casement with low-E argon glass, multipoint lock, fold-away crank, aluminum trim capping
$654 – $1,962 each
Fiberglass casement in a dark exterior color, low-E argon glass, multipoint lock, color-matched fold-away hardware
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $236 – $709 | each |
| Labor | labor | $182 – $546 | each |
| Supplies & Other | supplies | $63 – $189 | each |
| Equipment & Disposal | equipment | $42 – $126 | each |
Connect with local replacement casement window contractors in Washington for personalized quotes based on your specific project.