Spray Foam Insulation in Boise, ID — Costs $2,973 to $19,822

What does spray foam insulation cost in Boise? Average $7,929, ranging $2,973–$19,822. Labor runs $30.25/hr locally — 1% below the national average. Free breakdown with material + labor split.

Boise, ID Market

-1% vs national

Labor Rate

$30.25/hr

Material Index

97

Avg Permit Cost

$1,852

Median Home Price

$347,811

Boise is a mid-sized city in Idaho with a healthy pool of local contractors. Homeowners generally have several options to compare for a spray foam insulation, which helps keep pricing competitive. Boise offers slightly below-average renovation costs, giving homeowners a small cost advantage compared to most US markets. The median home in Boise is valued at $347,811, putting this project at about 2.3% of home value — a moderate investment with a projected 60% ROI.

Low Estimate

$2,973

National: $3,000

Mid-Range

$7,929

National: $8,000

High End

$19,822

National: $20,000

Per Sq Ft

$3

National: $3

Duration: 1-3 days
DIY: Hard
Permits: Not Required
ROI: 60%

Spray Foam Insulation Cost Calculator for Boise

Adjusted for Boise's labor rate ($30.25/hr) and material costs (index 97).

50 sq ft1,000 sq ft

Mid-grade materials, good quality fixtures, standard options.

Estimated Total in Boise

$7,929

Based on 200 sq ft at mid quality, adjusted for Boise market rates.

Local Cost Breakdown

Labor (55%)$4,361

At Boise's average rate of $30.25/hr (1% above national avg)

Materials (45%)$3,568

Material cost index 97 (3% below national baseline of 100)

Spray Foam Insulation vs. Home Value in Boise

MetricBoiseNational Avg
Spray Foam Insulation (Mid-Range)$7,929$8,000
Median Home Price$347,811$350,000
Project as % of Home Value2.3%2.3%
Estimated ROI60%60%
Median Household Income$80,749$75,000

What Affects the Price in Boise

  • 1Local labor rates ($30.25/hr in Boise)
  • 2Material cost index (97 vs national 100)
  • 3Open-cell vs closed-cell
  • 4Square footage
  • 5Application area (attic, crawlspace, walls)
  • 6Vapor barrier needs

Popular Upgrades

  • Closed-cell for maximum R-value
  • Attic ceiling application
  • Rim joist sealing

Planning a Spray Foam Insulation in Boise

A spray foam insulation typically doesn't require a permit in Boise, which simplifies planning. However, always confirm with the local building department before starting, especially for structural changes. Expect the project to take 1-3 days to complete.

A spray foam insulation is a complex project best left to licensed professionals. In Boise, skilled contractors charge an average of $30.25/hr, and the specialized nature of this work means cutting corners on labor can lead to costly rework.

With a median household income of $80,749, many Boise residents can budget for this project through savings. The mid-range cost of $7,929 represents 10% of the typical household's annual income.

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