How much does a spray foam insulation cost in Denver, CO?

The average spray foam insulation in Denver, CO costs $9,857 in 2026. Costs range from $3,696 for a basic project to $24,643 for a high-end renovation. Denver is 23% more expensive than the national average of $8,000.

What is the labor rate for contractors in Denver?

The average contractor labor rate in Denver, CO is $38.49/hour, compared to the national average of $30/hour. For a spray foam insulation, labor typically accounts for 55% of the total cost, which is approximately $5,421 in Denver.

Are materials more expensive in Denver?

Denver has a material cost index of 117 (national average = 100). Materials cost about 17% more than the national average. For a spray foam insulation, materials account for 45% of the cost, approximately $4,436.

Do I need a permit for a spray foam insulation in Denver?

A spray foam insulation usually does not require a permit in most jurisdictions, though rules vary in Denver, CO. Always verify with the local building department. The average permit cost in Denver (when required) is $2,288.

Is a spray foam insulation a good investment in Denver?

A spray foam insulation provides an estimated 60% ROI nationally. In Denver, where the median home price is $482,996, this project costs about 2.0% of your home value. This is a small percentage of home value, making it a relatively low-risk improvement.

Spray Foam Insulation in Denver, CO — Costs $3,696 to $24,643

What does spray foam insulation cost in Denver? Average $9,857, ranging $3,696–$24,643. Labor runs $38.49/hr locally — 23% above the national average. Free breakdown with material + labor split.

Denver, CO Market

+23% vs national

Labor Rate

$38.49/hr

Material Index

117

Avg Permit Cost

$2,288

Median Home Price

$482,996

As one of the largest metros in Colorado, Denver has a competitive contractor market with hundreds of licensed professionals. This typically gives homeowners more leverage on pricing, though high demand for renovations can offset that advantage. At 23% above the national average, Denver is one of the more expensive markets for home improvement — driven primarily by above-average labor rates in the region. The median home in Denver is valued at $482,996, putting this project at about 2.0% of home value — a moderate investment with a projected 60% ROI.

Low Estimate

$3,696

National: $3,000

Mid-Range

$9,857

National: $8,000

High End

$24,643

National: $20,000

Per Sq Ft

National: $3

Duration: 1-3 days

DIY: Hard

Permits: Not Required

ROI: 60%

Spray Foam Insulation Cost Calculator for Denver

Adjusted for Denver's labor rate ($38.49/hr) and material costs (index 117).

Project Size: 200 sq ft

50 sq ft1,000 sq ft

Quality Level

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

Estimated Total in Denver

$9,857

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

Local Cost Breakdown

Labor (55%)$5,421

At Denver's average rate of $38.49/hr (28% above national avg)

Materials (45%)$4,436

Material cost index 117 (17% above national baseline of 100)

Spray Foam Insulation vs. Home Value in Denver

Metric	Denver	National Avg
Spray Foam Insulation (Mid-Range)	$9,857	$8,000
Median Home Price	$482,996	$350,000
Project as % of Home Value	2.0%	2.3%
Estimated ROI	60%	60%
Median Household Income	$76,237	$75,000

What Affects the Price in Denver

1Local labor rates ($38.49/hr in Denver)
2Material cost index (117 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

Other Projects in Denver, CO

Whole House Generator Installation

$18,313

HardROI 55%

HVAC System Replacement

$14,582

HardROI 50%

Whole House Plumbing Repiping

$12,435

HardROI 45%

Insulation Upgrade

$7,359

MediumROI 55%

Second Story Addition

$245,300

HardROI 60%

Accessory Dwelling Unit (ADU) Construction

$183,975

HardROI 80%

Room Addition

$110,385

HardROI 55%

Home Addition

$97,668

MediumROI 60%

Spray Foam Insulation in Other Colorado Cities

Colorado Springs, CO

$8,557

-13%Pop. 478,961

Aurora, CO

$8,669

-12%Pop. 386,261

Fort Collins, CO

$8,184

-17%Pop. 169,810

Lakewood, CO

$9,346

-5%Pop. 155,984

Thornton, CO

$8,619

-13%Pop. 141,867

Arvada, CO

$10,077

+2%Pop. 124,402

Westminster, CO

$9,949

+1%Pop. 116,317

Pueblo, CO

$8,034

-18%Pop. 111,876

Planning a Spray Foam Insulation in Denver

A spray foam insulation typically doesn't require a permit in Denver, 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 Denver, skilled contractors charge an average of $38.49/hr, and the specialized nature of this work means cutting corners on labor can lead to costly rework.

For the median Denver household earning $76,237/year, this project at $9,857 represents a significant investment. Consider financing options or phasing the work to spread costs over time.

Spray Foam Insulation — National Guide

See the full national cost guide with DIY tips, cost factors, and ROI analysis.

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