Basic
$1,861 – $4,652 each
White vinyl 3-lite bay, fixed center with double-hung flankers, dual-pane low-E glass, laminate seat and head boards

Replace a standard 3-lite vinyl/wood bay window, unit and installation.
Replacement Bay Window in Boston, Massachusetts typically costs $2,189 to $5,473 each as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Boston are 14.0% higher than the national average for replacement bay window.
National average: $2,000 – $5,000 each
$1,861 – $4,652 each
White vinyl 3-lite bay, fixed center with double-hung flankers, dual-pane low-E glass, laminate seat and head boards
$2,189 – $5,473 each
Heavier white vinyl 3-lite bay, same layout, low-E argon glass, oak-veneer seat and head boards, insulated platform
$2,736 – $6,841 each
Vinyl 3-lite bay with a dark bronze laminated exterior, same layout, low-E argon glass, hardwood seat and head boards, insulated platform
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $900 – $2,250 | each |
| Labor | labor | $889 – $2,223 | each |
| Supplies & Other | supplies | $240 – $600 | each |
| Equipment & Disposal | equipment | $160 – $400 | each |
Labor costs in Boston run proportionally higher than materials, which may favor material-heavy solutions.
Connect with local replacement bay window contractors in Boston for personalized quotes based on your specific project.