How Much Does Insulation Cost in Denver, CO?

Updated March 2026 · Denver metro area · Based on BLS wage data and local market costs

Denver Average Cost (per project)

Low

$1,050

Average

$2,625

High

$5,250

BudgetMid-RangePremium

Itemized Cost Breakdown

Estimated for Insulation area (sq ft): 1,000 sqft · Mid-Range tier · Local cost index: 1.05x

Line Item	Low	Mid	High
Insulation material Fiberglass batts, blown-in, or spray foam Shop Insulation	$525	$2,100	$3,675
Vapor barrier Polyethylene sheeting for moisture control Shop Insulation	$105	$210	$315
Air sealing Caulking and foam sealing around penetrations	$105	$315	$525
Old insulation removal Removal and disposal of existing insulation	$0	$788	$1,575
Labor Insulation installer crew	$525	$1,575	$2,625
Total Estimated Cost	$1,260	$4,988	$8,715

Costs adjusted for local market conditions. Actual prices vary based on project specifics, contractor, and material choices.

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Cost Calculator

Adjust project size and material tier to estimate your cost.

Insulation area (sq ft)

2003,000

Material Tier

Your Estimated Cost

Low

$1,260

Average

$4,988

High

$8,715

View itemized breakdown

Item	Low	High
Insulation material	$525	$3,675
Vapor barrier	$105	$315
Air sealing	$105	$525
Old insulation removal	$0	$1,575
Labor	$525	$2,625
Total	$1,260	$8,715

Estimates based on local cost data. Get quotes from licensed contractors for accurate pricing.

What Drives Insulation Cost in Denver?

The average cost of insulation in Denver, CO is $2,625 per project. Most homeowners pay between $1,050 and $5,250, depending on the scope of work, materials selected, and contractor experience.

Installation of home insulation in attics, walls, and crawl spaces.

Local Labor Costs

Construction workers in Denver earn an average of $25.3/hr — 11% above the national average. Labor typically accounts for 40-60% of total project cost.

Materials in CO are subject to 8.77% sales tax, which adds to the overall project cost. For a $2,625 project, expect roughly $92 in tax on materials alone.

Denver issued approximately 17,600 residential building permits in 2023, putting it in the upper range of US construction markets. High permit activity can mean busier contractors and longer wait times for scheduling.

Factors That Affect Cost

Area to insulate
Insulation type
R-value needed
Accessibility
Contractor experience — Established contractors with strong reviews may charge 10-20% more
Local cost of living — Denver's cost index is 1.05x the national baseline

Best Time for Insulation in Denver

Denver has cold winters with snow and dry, sunny summers. The building season is May through October. Spring snowstorms can delay early-season projects. High altitude affects concrete curing.

Best Months

May, Jun, Jul, Aug, Sep

Lower demand often means better pricing and faster scheduling.

Peak Season (Higher Prices)

Dec, Jan, Feb

High demand can add 10-20% to project costs.

Monthly Weather in Denver

Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg High	45°	48°	56°	62°	72°	83°	90°	87°	79°	66°	52°	44°
Avg Low	16°	19°	27°	34°	43°	52°	58°	57°	47°	35°	24°	16°
Rain (in)	0.5	0.5	1.3	1.7	2.3	1.8	2.2	1.8	1.3	1	0.8	0.5

Source: Open-Meteo historical data (2024)

Licensing & Permits in CO

Colorado does not require a state-level general contractor license. Denver and most jurisdictions require local contractor licensing. Plumbing, electrical, and mechanical trades require state licenses.

Verify a contractor's license at Colorado Department of Regulatory Agencies.