Spray Foam Insulation cost: Evansville vs Lawrence (2026)
The two metros aren't quite in sync on spray foam insulation: Evansville sits 9% below Lawrence, or roughly $3,750 versus $4,100 — about $350 apart.
Evansville IN
Lower costTypically around $3,750
Lawrence IN
Typically around $4,100
Evansville vs Lawrence: full breakdown
| Factor | Evansville | Lawrence |
|---|---|---|
| Typical 2026 cost | $3,750 | $4,100 |
| Estimated range | $1,500–$6,000 | $1,650–$6,550 |
| Labor index (vs US) | ×0.94 | ×1.03 |
| Climate zone | Cold | Cold |
| Climate factor | ×1.06 | ×1.06 |
| Local permit | None | None |
| Labor share | $2,050 | $2,250 |
| Materials/equipment | $1,700 | $1,850 |
Spray foam insulation numbers here are 2026 planning ranges, adjusted per city — useful for budgeting, not a substitute for an actual quote.
How much should this gap actually matter?
9% (about $350) is enough to notice on a spray foam insulation budget. Timing the purchase for the off-season and pushing for an apples-to-apples bid in Lawrence can close much of that gap.
Spray foam insulation by type: Evansville vs Lawrence
Each spray foam insulation option, priced separately for both metros — the same local labor, climate and permit adjustments applied per city, so you can compare like for like.
| Type | Evansville | Lawrence |
|---|---|---|
| Open-cell | $1,500–$4,500 | $1,650–$4,950 |
| Closed-cell | $2,500–$6,950 | $2,750–$7,650 |
Treat these as 2026 localized estimates for spray foam insulation, not quotes from a contractor.
Spray foam insulation by area: Evansville vs Lawrence
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 | Evansville | Lawrence |
|---|---|---|
| 500 sq ft | $900–$2,400 | $1,000–$2,650 |
| 1,000 sq ft | $1,500–$4,000 | $1,650–$4,400 |
| 1,500 sq ft | $2,200–$5,500 | $2,400–$6,050 |
| 2,000+ sq ft | $2,800–$6,450 | $3,050–$7,100 |
Treat these as 2026 localized estimates for spray foam insulation, not quotes from a contractor.
What insulation pros earn in each metro
Since labor accounts for around 55% of what a spray foam insulation job costs, it's the biggest lever behind any price gap between cities. What you're seeing below is actual BLS metro wage data for skilled installers — not a guess.
No BLS metro wage series for Evansville; we use Indiana regional price parity instead.
Indianapolis-Carmel-Greenwood metro · about 6% 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 insulates in fall before winter, so that's the busy, full-price season. Booking in spring or summer catches off-peak pricing — and utility rebate budgets are often freshest early in the year.
How much insulation is worth paying for?
Where an insulation budget lands depends less on square footage than on three calls — the R-value you target, whether air-sealing rides along, and which material fills the cavity.
The R-value case
Aim for the R-value the DOE assigns your zone, not a round number that sounds close enough. Every point you fall short is comfort you don't feel and utility savings you never bank — savings that would have covered the extra material several times over.
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 air-sealing case
Skip air-sealing and you're insulating around the very holes letting conditioned air leak out. Caulk, foam and weatherstripping are inexpensive and often return more felt comfort than a thicker blanket of insulation ever would — insist the crew handles the leaks before they bury them.
Hit the DOE R-value for your zone, air-seal first, and stack the rebates. Insulation is one of the few upgrades where doing it fully is also the cheapest path to payback.
Evansville vs Lawrence
Is spray foam insulation cheaper in Evansville or Lawrence?
Yes — Lawrence costs more. Expect around $4,100 for spray foam insulation there against $3,750 in Evansville, about $350 (9%) apart in 2026.
Why does spray foam insulation cost more in Lawrence than Evansville?
It comes down to labor: Lawrence indexes at 1.03 against Evansville's 0.94. The cold-vs-cold climate difference adds to the gap.
How much is spray foam insulation in Evansville, IN?
In Evansville, spray foam insulation typically runs $1,500–$6,000 in 2026, with most homeowners paying around $3,750.
When is the cheapest time to buy spray foam insulation — and does it differ by city?
Timing doesn't change by city here — Spring and summer is the cheapest window in both Evansville and Lawrence, saving roughly 5–10%. Avoid the pre-winter fall rush in either location, when emergency replacements push prices up.
Should I choose where to live based on spray foam insulation cost?
Rarely. The $350 difference is real but one-time, and you can often close most of it in Lawrence by buying in the off-season and getting tighter, apples-to-apples bids. Ongoing factors — energy prices, climate and home condition — matter more over the life of the system.
Compare spray foam insulation in other cities
Updated June 2026 · By Serhat Özçelik