Spray Foam Insulation cost: Edison vs Mount Laurel (2026)
Edison runs 3% lower than Mount Laurel for spray foam insulation — expect around $3,800 in Edison against $3,900 in Mount Laurel, a difference of about $100.
Edison NJ
Lower costTypically around $3,800
Mount Laurel NJ
Typically around $3,900
Edison vs Mount Laurel: full breakdown
| Factor | Edison | Mount Laurel |
|---|---|---|
| Typical 2026 cost | $3,800 | $3,900 |
| Estimated range | $1,500–$6,050 | $1,550–$6,250 |
| Labor index (vs US) | ×1.01 | ×1.04 |
| Climate zone | Mixed | Mixed |
| Climate factor | ×1 | ×1 |
| Local permit | None | None |
| Labor share | $2,100 | $2,150 |
| Materials/equipment | $1,700 | $1,750 |
Treat these as 2026 localized estimates for spray foam insulation, not quotes from a contractor.
Is the gap worth worrying about?
3% is within noise for spray foam insulation — contractor selection and timing move the price more than which of these two metros you're in.
Spray foam insulation by type: Edison vs Mount Laurel
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 | Edison | Mount Laurel |
|---|---|---|
| Open-cell | $1,500–$4,500 | $1,550–$4,700 |
| Closed-cell | $2,500–$7,050 | $2,600–$7,300 |
These are 2026 planning figures for spray foam insulation, localized to each city — not formal quotes.
Spray foam insulation by area: Edison vs Mount Laurel
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 | Edison | Mount Laurel |
|---|---|---|
| 500 sq ft | $900–$2,400 | $950–$2,500 |
| 1,000 sq ft | $1,500–$4,000 | $1,550–$4,150 |
| 1,500 sq ft | $2,200–$5,550 | $2,300–$5,700 |
| 2,000+ sq ft | $2,800–$6,550 | $2,900–$6,750 |
Spray foam insulation numbers here are 2026 planning ranges, adjusted per city — useful for budgeting, not a substitute for an actual quote.
What insulation pros earn in each metro
Roughly 55% of what you pay for spray foam insulation is labor, which is why local wages explain most of the price gap. The numbers below are actual metro wages for skilled installers, sourced from BLS OEWS — not guesses.
No BLS metro wage series for Edison; we use New Jersey regional price parity instead.
Philadelphia-Camden-Wilmington metro · about 7% 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
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 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.
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.
Edison vs Mount Laurel
Is spray foam insulation cheaper in Edison or Mount Laurel?
Edison wins on price: spray foam insulation runs about $3,800 there versus $3,900 in Mount Laurel, a gap of roughly $100 (3%) as of 2026.
Why does spray foam insulation cost more in Mount Laurel than Edison?
Labor rates explain most of it — 1.04 in Mount Laurel vs 1.01 in Edison. A mixed climate versus mixed accounts for the rest.
How much is spray foam insulation in Edison, NJ?
Expect to pay $1,500 to $6,050 for spray foam insulation in Edison in 2026, averaging around $3,800.
When is the cheapest time to buy spray foam insulation — and does it differ by city?
No, the seasonal pattern is the same in Edison and Mount Laurel: 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?
Rarely. The $100 difference is real but one-time, and you can often close most of it in Mount Laurel 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