Basic
$1,250 – $3,334 each
White vinyl three-unit bay, fixed center with casement flankers, double-pane low-E, paint-grade seat and head boards, trim
How Much Does Vinyl Bay Window Cost in Portland, Maine?
Install a vinyl three-unit bay window (fixed center, operable flankers) in an existing bay opening, with seat/head boards and trim.
Vinyl Bay Window in Portland, Maine typically costs $1,471 to $3,922 each as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Vinyl Bay Window in Portland, Maine
$1,471 – $3,922
eachPrices in Portland are 1.0% lower than the national average for vinyl bay window.
National average: $1,500 – $4,000 each
What you get at each price level
Standard
$1,471 – $3,922 each
White vinyl bay with low-E argon glass, casement flankers, oak veneer seat and head boards, interior trim
Premium
$1,838 – $4,903 each
Vinyl bay with exterior color, casement flankers, low-E argon, grilles between the glass, stain-grade oak seat and head boards
Cost Breakdown in Portland
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $655 – $1,746 | each |
| Labor | labor | $525 – $1,400 | each |
| Supplies & Other | supplies | $175 – $466 | each |
| Equipment & Disposal | equipment | $116 – $310 | each |
Prices adjusted for Portland local market conditions.
Cost Factors in Portland, Maine
What Affects Pricing
- Materials ($675.00-$1,800.00 per unit)
- Labor ($525.00-$1,400.00 per unit)
- Supplies & Other ($180.00-$480.00 per unit)
- Equipment & Disposal ($120.00-$320.00 per unit)
Local Price Adjustments
Material costs3.0% below avg
Labor costsAt national average
Frequently Asked Questions
How we price this
BuildX Pro researches and reviews the national price range for Vinyl Bay Window, then adjusts it to your ZIP code for local labor and material costs using the public data below. Last checked Nov 2026.
- Construction wages by metro and rural area, used for the labor adjustment by ZIP code, U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025
- Regional price parities for goods, used for the materials adjustment by ZIP code, U.S. Bureau of Economic Analysis, 2024
Get Free Estimates in Portland
Connect with local vinyl bay window contractors in Portland for personalized quotes based on your specific project.