Basic
$712 – $1,601 each
White fiberglass casement with low-E double-pane glass, crank operator and single-point lock, installed with interior trim
Replace one standard-size fiberglass casement window, installed with trim.
Fiberglass Casement Window in Washington, District of Columbia typically costs $837 to $1,884 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 fiberglass casement window.
National average: $800 – $1,800 each
$712 – $1,601 each
White fiberglass casement with low-E double-pane glass, crank operator and single-point lock, installed with interior trim
$837 – $1,884 each
Fiberglass casement with low-E argon glass, fold-away crank and multi-point lock, tan frame, sealed and trimmed
$1,047 – $2,355 each
Fiberglass casement in a dark exterior color with low-E argon glass, simulated divided lites, fold-away crank, multi-point lock
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $378 – $851 | each |
| Labor | labor | $291 – $655 | each |
| Supplies & Other | supplies | $101 – $227 | each |
| Equipment & Disposal | equipment | $67 – $151 | each |
Connect with local fiberglass casement window contractors in Washington for personalized quotes based on your specific project.