Basic
$0.91 – $1.09 per sq ft
Entry-grade synthetic roofing underlayment over the roof deck with plastic cap nails, laps overlapped per markings
How Much Does Install Roofing Underlayment Cost in Portland, Maine?
Install Roofing Underlayment: national installed price range, materials and labor breakdown, and local pricing by ZIP code.
Install Roofing Underlayment in Portland, Maine typically costs $1.07 to $1.28 per sq ft as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Install Roofing Underlayment in Portland, Maine
$1.07 – $1.28
per sq ftPrices in Portland are 1.0% lower than the national average for install roofing underlayment.
National average: $1.09 – $1.31 per sq ft
What you get at each price level
Standard
$1.07 – $1.28 per sq ft
Mid-weight synthetic roofing underlayment with plastic cap nails, overlapped per markings
Premium
$1.34 – $1.61 per sq ft
Heavier synthetic underlayment with higher tear strength and slip-resistant surface, cap nails, overlapped per markings
Cost Breakdown in Portland
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $0.48 – $0.57 | sq ft |
| Labor | labor | $0.38 – $0.46 | sq ft |
| Supplies & Other | supplies | $0.13 – $0.16 | sq ft |
| Equipment & Disposal | equipment | $0.09 – $0.10 | sq ft |
Prices adjusted for Portland local market conditions.
Cost Factors in Portland, Maine
What Affects Pricing
- Materials ($0.49-$0.59 per square foot)
- Labor ($0.38-$0.46 per square foot)
- Supplies & Other ($1.09-$1.31 per square foot)
- Equipment & Disposal ($1.09-$1.31 per square foot)
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 Install Roofing Underlayment, then adjusts it to your ZIP code for local labor and material costs using the public data below. Last checked Sep 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 install roofing underlayment contractors in Portland for personalized quotes based on your specific project.