Spray Foam Insulation cost: Haverhill vs Stockton (2026)
In 2026, spray foam insulation is about 14% more expensive in Haverhill than in Stockton. Most homeowners pay around $4,500 in Haverhill versus $3,950 in Stockton — a gap of roughly $550.
Haverhill MA
Typically around $4,500
Stockton CA
Lower costTypically around $3,950
Haverhill vs Stockton: full breakdown
| Factor | Haverhill | Stockton |
|---|---|---|
| Typical 2026 cost | $4,500 | $3,950 |
| Estimated range | $1,800–$7,200 | $1,550–$6,300 |
| Labor index (vs US) | ×1.13 | ×1.05 |
| Climate zone | Cold | Mixed |
| Climate factor | ×1.06 | ×1 |
| Local permit | None | None |
| Labor share | $2,500 | $2,150 |
| Materials/equipment | $2,000 | $1,800 |
All figures are 2026 localized planning estimates for spray foam insulation — get an actual quote before you commit.
How much should this gap actually matter?
14% (about $550) 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 Haverhill can close much of that gap.
Spray foam insulation by type: Haverhill vs Stockton
Below, each spray foam insulation option is priced independently for both cities, with identical local labor, climate and permit logic applied — so the comparison holds up.
| Type | Haverhill | Stockton |
|---|---|---|
| Open-cell | $1,800–$5,400 | $1,550–$4,700 |
| Closed-cell | $3,000–$8,350 | $2,600–$7,350 |
These are 2026 planning figures for spray foam insulation, localized to each city — not formal quotes.
Spray foam insulation by area: Haverhill vs Stockton
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 | Haverhill | Stockton |
|---|---|---|
| 500 sq ft | $1,100–$2,850 | $950–$2,500 |
| 1,000 sq ft | $1,800–$4,800 | $1,550–$4,200 |
| 1,500 sq ft | $2,650–$6,600 | $2,300–$5,750 |
| 2,000+ sq ft | $3,350–$7,750 | $2,950–$6,800 |
These are 2026 planning figures for spray foam insulation, localized to each city — not formal quotes.
What insulation pros earn in each metro
Labor is about 55% of a spray foam insulation bill, so local wages drive most of the gap. These are real metro hourly wages for skilled installers (BLS OEWS), not estimates.
Boston-Cambridge-Newton metro · about 23% above the US average installer wage.
No BLS metro wage series for Stockton; we use California regional price parity instead.
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
Demand for insulation spikes every fall as winter approaches, pushing prices with it. Spring and summer avoid that crowd, and utility rebate pools are frequently still fresh that early in the year.
How much insulation is worth paying for?
How much you spend on insulation and how fast it pays back come down to R-value, air-sealing and material. Our editors break down the trade-offs.
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.
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.
Don't half-do an insulation job to save money upfront: seal the air leaks first, insulate to the DOE target for your zone, and stack the rebates. The full scope pays back faster than the partial one.
Haverhill vs Stockton
Is spray foam insulation cheaper in Haverhill or Stockton?
In 2026, spray foam insulation is cheaper in Stockton at about $3,950, versus $4,500 in Haverhill — a difference of about $550 (14%).
Why does spray foam insulation cost more in Haverhill than Stockton?
It comes down to labor: Haverhill indexes at 1.13 against Stockton's 1.05. The cold-vs-mixed climate difference adds to the gap.
How much is spray foam insulation in Haverhill, MA?
spray foam insulation in Haverhill runs $1,800–$7,200 as of 2026 — most jobs land near $4,500.
When is the cheapest time to buy spray foam insulation — and does it differ by city?
No, the seasonal pattern is the same in Haverhill and Stockton: 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?
That would be a stretch. $550 is a one-time difference, not an ongoing one, and off-season buying plus apples-to-apples bids in Haverhill can close a good chunk of it. What matters more long-term is energy costs, climate and the condition of the home.
Compare spray foam insulation in other cities
Updated June 2026 · By Serhat Özçelik