Basic
$4.17 – $10 per sq ft
Typical tear-off, 1-1/2 in. polyiso board, 45-mil white TPO mechanically fastened with hot-air welded seams
How Much Does TPO Roof Cost in Portland, Maine?
Install a single-ply TPO membrane roof with insulation board on a flat or low-slope roof, including typical tear-off, per sq ft of roof.
TPO Roof in Portland, Maine typically costs $4.90 to $12 per sq ft as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
TPO Roof in Portland, Maine
$4.90 – $12
per sq ftPrices in Portland are 1.0% lower than the national average for tpo roof.
National average: $5 – $12 per sq ft
What you get at each price level
Standard
$4.90 – $12 per sq ft
Typical tear-off, 2 in. polyiso board, 60-mil white TPO mechanically fastened, welded seams, TPO-clad metal edge
Premium
$6.13 – $15 per sq ft
Typical tear-off, two layers of polyiso with cover board, 60-mil fully adhered white TPO, welded seams, TPO-clad edge
Cost Breakdown in Portland
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $2.18 – $5.24 | sq ft |
| Labor | labor | $1.75 – $4.20 | sq ft |
| Supplies & Other | supplies | $0.58 – $1.40 | sq ft |
| Equipment & Disposal | equipment | $0.39 – $0.93 | sq ft |
Prices adjusted for Portland local market conditions.
Cost Factors in Portland, Maine
What Affects Pricing
- Materials ($2.25-$5.40 per square foot)
- Labor ($1.75-$4.20 per square foot)
- Supplies & Other ($0.60-$1.44 per square foot)
- Equipment & Disposal ($0.40-$0.96 per square foot)
Local Price Adjustments
Material costs3.0% below avg
Labor costsAt national average
Frequently Asked Questions
References
- General Roofing: TPO roofing cost per square foot 2026, generalroof.com, retrieved 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 tpo roof contractors in Portland for personalized quotes based on your specific project.