Basic
$989 – $1,496 per project
White vinyl bay with fixed center and two operable flankers, low-E double-pane glass, plywood seat and head board, flashed and capped

Photo: Gtashutters.com · CC BY-SA 4.0 · Source
Install Bay Window: national installed price range, materials and labor breakdown, and local pricing by ZIP code.
Install Bay Window in Boston, Massachusetts typically costs $1,164 to $1,760 per project 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 install bay window.
National average: $1,064 – $1,608 per project
$989 – $1,496 per project
White vinyl bay with fixed center and two operable flankers, low-E double-pane glass, plywood seat and head board, flashed and capped
$1,164 – $1,760 per project
White vinyl bay with fixed center and operable flankers, low-E argon double-pane glass, insulated seat and head board, veneer seat, aluminum-wrapped trim and cap
$1,455 – $2,200 per project
Vinyl bay in a dark exterior color with fixed center and operable flankers, low-E argon glass, insulated seat and head board, oak seat, prefinished metal roof cap
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $479 – $724 | job |
| Labor | labor | $473 – $715 | job |
| Supplies & Other | supplies | $128 – $193 | job |
| Equipment & Disposal | equipment | $85 – $129 | job |
Labor costs in Boston run proportionally higher than materials, which may favor material-heavy solutions.
BuildX Pro researches and reviews the national price range for Install Bay Window, then adjusts it to your ZIP code for local labor and material costs using the public data below. Last checked Sep 2026.
Connect with local install bay window contractors in Boston for personalized quotes based on your specific project.