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Foil-faced rigid foam boards fitted between exposed ceiling joists in a room with scaffolding ladders.

How Much Does Install Rigid Ceiling Insulation Cost in Portland, Maine?

Install Rigid Ceiling Insulation: national installed price range, materials and labor breakdown, and local pricing by ZIP code.

Install Rigid Ceiling Insulation in Portland, Maine typically costs $2.40 to $4.09 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 Rigid Ceiling Insulation in Portland, Maine

$2.40 – $4.09

per sq ft

Prices in Portland are 1.0% lower than the national average for install rigid ceiling insulation.

National average: $2.45 – $4.17 per sq ft

What you get at each price level

  • Basic

    $2.04 – $3.48 per sq ft

    2 in. XPS foam board around R-10 fitted to the ceiling, seams taped, fastened with cap fasteners

  • Standard

    $2.40 – $4.09 per sq ft

    2 in. XPS foam board around R-10 fitted to the ceiling, seams taped, edges sealed with foam, cap fasteners

  • Premium

    $3 – $5.11 per sq ft

    2 in. XPS foam board around R-10 fitted to the ceiling, seams taped, edges and penetrations foam-sealed, cap fasteners at every joist

Cost Breakdown in Portland

ComponentCategoryPrice RangeUnit
Materialsmaterial$1.07 – $1.82sq ft
Laborlabor$0.86 – $1.46sq ft
Supplies & Othersupplies$0.28 – $0.49sq ft
Equipment & Disposalequipment$0.19 – $0.32sq ft
Prices adjusted for Portland local market conditions.

Cost Factors in Portland, Maine

What Affects Pricing

  • Materials ($1.10-$1.88 per square foot)
  • Labor ($0.86-$1.46 per square foot)
  • Supplies & Other ($2.45-$4.17 per square foot)
  • Equipment & Disposal ($2.45-$4.17 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 Rigid Ceiling Insulation, then adjusts it to your ZIP code for local labor and material costs using the public data below. Last checked Sep 2026.

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