Spray Foam Insulation cost: Concord vs Derry Village (2026)
There's essentially no price gap here: spray foam insulation runs close to $4,150 in both Concord and Derry Village in 2026.
Concord NH
Typically around $4,150
Derry Village NH
Typically around $4,150
Concord vs Derry Village: full breakdown
| Factor | Concord | Derry Village |
|---|---|---|
| Typical 2026 cost | $4,150 | $4,150 |
| Estimated range | $1,650–$6,650 | $1,650–$6,650 |
| Labor index (vs US) | ×1.04 | ×1.04 |
| Climate zone | Cold | Cold |
| Climate factor | ×1.06 | ×1.06 |
| Local permit | None | None |
| Labor share | $2,300 | $2,300 |
| Materials/equipment | $1,850 | $1,850 |
These are 2026 planning figures for spray foam insulation, localized to each city — not formal quotes.
Basically a tie — focus on the contractor
The two metros are effectively a wash for spray foam insulation — pick on contractor quality and timing, not location.
Spray foam insulation by type: Concord vs Derry Village
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 | Concord | Derry Village |
|---|---|---|
| Open-cell | $1,650–$5,000 | $1,650–$5,000 |
| Closed-cell | $2,750–$7,750 | $2,750–$7,750 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national spray foam insulation range for local labor, climate and permits.
Spray foam insulation by area: Concord vs Derry Village
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 | Concord | Derry Village |
|---|---|---|
| 500 sq ft | $1,000–$2,650 | $1,000–$2,650 |
| 1,000 sq ft | $1,650–$4,450 | $1,650–$4,450 |
| 1,500 sq ft | $2,450–$6,100 | $2,450–$6,100 |
| 2,000+ sq ft | $3,100–$7,200 | $3,100–$7,200 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national spray foam insulation range for local labor, climate and permits.
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?
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 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.
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 rebate case
Insulation has some of the best rebate math in home improvement — utility and state programs can cover a solid share (the federal 25C credits ended Dec 2025). Check DSIRE before you book and time it to a fresh rebate budget.
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.
Concord vs Derry Village
Is spray foam insulation cheaper in Concord or Derry Village?
Practically identical — expect around $4,150 for spray foam insulation whichever city you're in.
Why does spray foam insulation cost more in Derry Village than Concord?
Labor rates explain most of it — 1.04 in Derry Village vs 1.04 in Concord. A cold climate versus cold accounts for the rest.
How much is spray foam insulation in Concord, NH?
Concord homeowners can expect $1,650 to $6,650 for spray foam insulation in 2026, with $4,150 the typical number.
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 Concord and Derry Village, 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?
No — the cost is essentially identical between Concord and Derry Village. Base the decision on the things that actually vary: contractor reputation, scope, equipment tier and timing.
Compare spray foam insulation in other cities
Updated June 2026 · By Serhat Özçelik