Spray foam insulation quotes in Colorado
We match homeowners in 4 Colorado areas with up to three vetted local spray foam installers. Pick your area for local climate zone, R-value and rebate details, or request quotes now.
- Climate zones in our Colorado areas: 5B (2021 IECC)
- State code: Home-rule state with a state minimum energy code
- Utility rebates we verified: 3 active program(s)
Our Colorado service areas
| Area | County | 2021 IECC zone | ENERGY STAR attic target |
|---|---|---|---|
| Colorado Springs | El Paso County | 5B | R-60 |
| Denver | Denver County | 5B | R-60 |
| Fort Collins | Larimer County | 5B | R-60 |
| Greeley | Weld County | 5B | R-60 |
Climate zones: PNNL-33270, Guide to Determining Climate Zone by County (IECC 2021). R-values: ENERGY STAR.
Colorado energy code
Home-rule state with a state minimum energy code. Under 2022 state law, Colorado jurisdictions must adopt the state minimum energy code whenever they adopt or update any other building code, so Denver, Colorado Springs, Fort Collins and Greeley may each be on a different edition. Confirm with your building department.
Source: NAHB, "Residential Provisions of the IECC: State Adoption Status" (current as of May 2026).
Utility insulation programs in our Colorado areas
Colorado Springs Utilities: Insulation & Air Sealing Rebate
40% back (up to $3,750) on insulation installation costs, up to $1,250 each for attic, wall, and crawl space, installed by a Colorado contractor to DOE-recommended R-values.
Read on the program's own page October 16, 2026. Programs change; confirm before you sign.
Xcel Energy Colorado: Insulation & Air Sealing
Rebates through participating contractors; published 2026 summaries list 30% of cost up to $500 for attic and $350 for wall insulation and $400 for air sealing, with 1.5× amounts for Xcel gas-heated homes. Confirm amounts on Xcel's page.
Read on the program's own page October 16, 2026. Programs change; confirm before you sign.
Fort Collins Utilities Epic Homes (via Efficiency Works)
Insulation and air-sealing rebates for Fort Collins Utilities customers through Efficiency Works; an assessment and an approved provider are required. Check the program page for current per-square-foot amounts.
Read on the program's own page October 16, 2026. Programs change; confirm before you sign.
Colorado state Home Energy Rebates
Limited, paused, or fully reserved Colorado Home Energy Rebate Program
Electrification/appliance rebates (HEAR): "The HEAR single-family program is now closed for both Region 1 (the Front Range) and Region 2 (All Other Counties). Rebates for small multifamily buildings will be available in 2026."
Whole-home efficiency rebates (HOMES/HER): "Home Efficiency Rebates (HER) will support whole-home energy efficiency improvements. These rebates will be available to manufactured/mobile homes and large multifamily buildings in 2026."
Max rebate (per official page): $14,000
Official source: Colorado Energy Office (CEO) (page says: Updated August 2026). Status text compiled via referencesource.org, last checked by them August 25, 2026. Full Colorado rebate page →
Cost
National published ranges (we don't publish local prices without local data):
| Example job (typical thickness) | Estimated installed range |
|---|---|
| 1,000 sq ft attic roofline, open cell (6") | $3,600–$9,600 |
| 1,000 sq ft attic roofline, closed cell (3") | $3,900–$9,300 |
| 1,500 sq ft walls, open cell (3.5") | $3,150–$8,400 |
| 1,500 sq ft walls, closed cell (2") | $3,900–$9,300 |
| 200 sq ft rim joists, closed cell (2") | $520–$1,240 |
Where the cost numbers come from
- Per-board-foot installed prices: open cell $0.60–$1.60, closed cell $1.30–$3.10. Source: Angi, "How Much Does Spray Foam Insulation Cost? [2026 Data]" (updated Sep 9, 2026).
- Per-square-foot installed prices: open cell $1.50–$3.50, closed cell $3.00–$5.00; many companies have job minimums of $1,000–$2,000+. Source: HomeGuide, "How Much Does Spray Foam Insulation Cost? (2026)" (Dec 1, 2025).
- Typical thickness defaults: Profoam spray foam price sheet (prices valid Aug 1, 2026): "2" avg in walls / 3" avg in roof lines" (closed cell), "3.5" avg in walls / 6" avg in roof lines" (open cell).
These are national published ranges, not local prices. We don't publish local prices until we have real local quotes.