Localized for 1,000+ U.S. cities — adjusted for local labor, climate & permits
City comparison

Spray Foam Insulation cost: Durham vs Hickory (2026)

Budget-wise, spray foam insulation in Durham ($3,700) runs 4% more than in Hickory ($3,550), a roughly $150 spread.

Durham NC

$1,500 $5,900

Typically around $3,700

Hickory NC

Lower cost
$1,400 $5,650

Typically around $3,550

spray foam insulation runs about $150 (4%) more in Durham than in Hickory, driven mostly by local labor rates.
Side by side

Durham vs Hickory: full breakdown

FactorDurhamHickory
Typical 2026 cost$3,700$3,550
Estimated range$1,500–$5,900$1,400–$5,650
Labor index (vs US)×0.98×0.94
Climate zoneMixedMixed
Climate factor×1×1
Local permitNoneNone
Labor share$2,050$1,950
Materials/equipment$1,650$1,600

These are 2026 planning figures for spray foam insulation, localized to each city — not formal quotes.

The verdict

Is the price difference a dealbreaker?

A 4% difference on spray foam insulation is minor — you'll typically see a wider spread just from getting multiple quotes in the same city, so don't let location drive the decision.

By type

Spray foam insulation by type: Durham vs Hickory

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.

TypeDurhamHickory
Open-cell$1,500$4,450$1,400$4,250
Closed-cell$2,450$6,900$2,350$6,600

Treat these as 2026 localized estimates for spray foam insulation, not quotes from a contractor.

By size

Spray foam insulation by area: Durham vs Hickory

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.

SizeDurhamHickory
500 sq ft$900$2,350$850$2,250
1,000 sq ft$1,500$3,950$1,400$3,750
1,500 sq ft$2,150$5,400$2,050$5,150
2,000+ sq ft$2,750$6,400$2,650$6,100

All figures are 2026 localized planning estimates for spray foam insulation — get an actual quote before you commit.

Best time to buy

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.

Best window
Spring and summer
Avoid
The pre-winter fall rush
Off-peak savings
5–10%
Editors' roundtable

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

The DOE publishes a target R-value for every climate zone, and there's a reason to reach it: stopping short shaves a little off install day but forfeits years of lower energy bills and steadier indoor temperatures. Under-insulating is the one shortcut here that never actually pays.

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 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.

Our take

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.

FAQ

Durham vs Hickory

Is spray foam insulation cheaper in Durham or Hickory?

Hickory wins on price: spray foam insulation runs about $3,550 there versus $3,700 in Durham, a gap of roughly $150 (4%) as of 2026.

Why does spray foam insulation cost more in Durham than Hickory?

The main driver is local labor rates: Durham's labor index is 0.98 versus 0.94 in Hickory. Climate zone (mixed vs mixed) also shift the total.

How much is spray foam insulation in Durham, NC?

Durham homeowners can expect $1,500 to $5,900 for spray foam insulation in 2026, with $3,700 the typical number.

When is the cheapest time to buy spray foam insulation — and does it differ by city?

The best window is the same in both Durham and Hickory: Spring and summer, when demand drops and installers discount to keep crews busy — typically 5–10% off peak pricing. The most expensive time anywhere is an emergency replacement during the pre-winter fall rush.

Should I choose where to live based on spray foam insulation cost?

That would be a stretch. $150 is a one-time difference, not an ongoing one, and off-season buying plus apples-to-apples bids in Durham can close a good chunk of it. What matters more long-term is energy costs, climate and the condition of the home.

Keep comparing

Compare spray foam insulation in other cities

Updated June 2026 · By Serhat Özçelik