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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 Wilmington, Delaware?

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

Install Rigid Ceiling Insulation in Wilmington, Delaware typically costs $2.50 to $4.25 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 Wilmington, Delaware

$2.50 – $4.25

per sq ft

Prices in Wilmington are 4.0% higher 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

    $2.12 – $3.61 per sq ft

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

  • Standard

    $2.50 – $4.25 per sq ft

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

  • Premium

    $3.12 – $5.31 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 Wilmington

ComponentCategoryPrice RangeUnit
Materialsmaterial$1.07 – $1.82sq ft
Laborlabor$0.95 – $1.62sq ft
Supplies & Othersupplies$0.28 – $0.49sq ft
Equipment & Disposalequipment$0.19 – $0.32sq ft
Prices adjusted for Wilmington local market conditions.

Cost Factors in Wilmington, Delaware

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 costs11.0% above avg

Labor costs in Wilmington run proportionally higher than materials, which may favor material-heavy solutions.

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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