Spray Foam Insulation cost: Denver vs Northglenn (2026)
There's essentially no price gap here: spray foam insulation runs close to $4,300 in both Denver and Northglenn in 2026.
Denver CO
Typically around $4,300
Northglenn CO
Typically around $4,300
Denver vs Northglenn: full breakdown
| Factor | Denver | Northglenn |
|---|---|---|
| Typical 2026 cost | $4,300 | $4,300 |
| Estimated range | $1,700–$6,850 | $1,700–$6,850 |
| Labor index (vs US) | ×1.08 | ×1.08 |
| Climate zone | Cold | Cold |
| Climate factor | ×1.06 | ×1.06 |
| Local permit | None | None |
| Labor share | $2,350 | $2,350 |
| Materials/equipment | $1,950 | $1,950 |
All figures are 2026 localized planning estimates for spray foam insulation — get an actual quote before you commit.
No real cost edge either way
The two metros are effectively a wash for spray foam insulation — pick on contractor quality and timing, not location.
Spray foam insulation by type: Denver vs Northglenn
Every spray foam insulation type gets its own localized price for each metro, using the same labor, climate and permit adjustments — a true apples-to-apples comparison.
| Type | Denver | Northglenn |
|---|---|---|
| Open-cell | $1,700–$5,150 | $1,700–$5,150 |
| Closed-cell | $2,850–$8,000 | $2,850–$8,000 |
These are 2026 planning figures for spray foam insulation, localized to each city — not formal quotes.
Spray foam insulation by area: Denver vs Northglenn
Spray foam is priced by board foot (1 sq ft at 1 inch thick), which works out to about $1.50–$5 per sq ft of surface installed depending on foam type and thickness. Closed-cell costs more but adds twice the R-value per inch.
| Size | Denver | Northglenn |
|---|---|---|
| 500 sq ft | $1,050–$2,750 | $1,050–$2,750 |
| 1,000 sq ft | $1,700–$4,600 | $1,700–$4,600 |
| 1,500 sq ft | $2,500–$6,300 | $2,500–$6,300 |
| 2,000+ sq ft | $3,200–$7,450 | $3,200–$7,450 |
Treat these as 2026 localized estimates for spray foam insulation, not quotes from a contractor.
What insulation pros earn in each metro
About 55% of a spray foam insulation bill goes to labor, so wage differences between these two metros matter more than almost anything else. These are real, government-sourced (BLS OEWS) installer wages, not estimates.
Denver-Aurora-Centennial metro · about 15% above the US average installer wage.
Denver-Aurora-Centennial metro · about 15% above the US average installer wage.
Source: U.S. Bureau of Labor Statistics, OEWS metro wages for HVAC installers (used as a trade-labor index).
Cheapest time for spray foam insulation in either city
Everyone waits until fall to insulate, which is exactly why fall costs the most. Spring and summer are quieter for installers and often catch a fresh year's rebate budget before it runs dry.
How much insulation is worth paying for?
Three choices shape an insulation budget — target R-value, whether air-sealing is included, and material type. Our editors weigh how each affects payback.
The rebate case
Insulation carries some of the strongest incentive money in remodeling, with utility and state rebates covering a real portion of the cost since the federal 25C credit expired at the end of 2025. Look up what applies on DSIRE, then schedule the work while rebate funds are still unclaimed for the year.
The R-value case
Insulate to the DOE recommendation for your climate zone — under-insulating to save money leaves comfort and energy savings on the table that would have paid the job back.
The air-sealing case
Insulation without air-sealing underperforms. Sealing leaks first is cheap and often delivers more comfort per dollar than thicker insulation alone — make sure it's in the scope.
Payback is the whole point with insulation, and it arrives fastest when the job is done in full: air-sealing, the DOE-recommended R-value for your climate zone, and whatever utility rebates you qualify for. Trimming any one of those trims the return, not the cost.
Denver vs Northglenn
Is spray foam insulation cheaper in Denver or Northglenn?
There's no meaningful difference: spray foam insulation runs about $4,300 in both places.
Why does spray foam insulation cost more in Northglenn than Denver?
The main driver is local labor rates: Northglenn's labor index is 1.08 versus 1.08 in Denver. Climate zone (cold vs cold) also shift the total.
How much is spray foam insulation in Denver, CO?
In Denver, spray foam insulation typically runs $1,700–$6,850 in 2026, with most homeowners paying around $4,300.
Do insulation pros really charge more in one city?
They do, and the BLS wage data confirms it: installers earn about $35.7/hr around Denver-Aurora-Centennial versus $35.7/hr near Denver-Aurora-Centennial. With labor making up about 55% of a spray foam insulation job, that difference carries straight through to the final price.
When is the cheapest time to buy spray foam insulation — and does it differ by city?
No, the seasonal pattern is the same in Denver and Northglenn: book during Spring and summer for about 5–10% in savings. The pre-winter fall rush is the priciest stretch in both cities, mostly due to emergency replacements.
Should I choose where to live based on spray foam insulation cost?
There's no cost argument here between Denver and Northglenn — they're a wash. Focus on contractor reputation, project scope, equipment tier and timing.
Compare spray foam insulation in other cities
Updated June 2026 · By Serhat Özçelik