Spray Foam Insulation cost: Duluth vs Moorhead (2026)
In 2026, spray foam insulation is about 1% less expensive in Duluth than in Moorhead. Most homeowners pay around $3,750 in Duluth versus $3,800 in Moorhead — a gap of roughly $50.
Duluth MN
Lower costTypically around $3,750
Moorhead MN
Typically around $3,800
Duluth vs Moorhead: full breakdown
| Factor | Duluth | Moorhead |
|---|---|---|
| Typical 2026 cost | $3,750 | $3,800 |
| Estimated range | $1,500–$6,000 | $1,500–$6,100 |
| Labor index (vs US) | ×0.94 | ×0.96 |
| Climate zone | Cold | Cold |
| Climate factor | ×1.06 | ×1.06 |
| Local permit | None | None |
| Labor share | $2,050 | $2,100 |
| Materials/equipment | $1,700 | $1,700 |
Treat these as 2026 localized estimates for spray foam insulation, not quotes from a contractor.
Is the price difference a dealbreaker?
A 1% 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.
Spray foam insulation by type: Duluth vs Moorhead
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 | Duluth | Moorhead |
|---|---|---|
| Open-cell | $1,500–$4,500 | $1,500–$4,550 |
| Closed-cell | $2,500–$6,950 | $2,550–$7,100 |
Spray foam insulation numbers here are 2026 planning ranges, adjusted per city — useful for budgeting, not a substitute for an actual quote.
Spray foam insulation by area: Duluth vs Moorhead
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 | Duluth | Moorhead |
|---|---|---|
| 500 sq ft | $900–$2,400 | $900–$2,450 |
| 1,000 sq ft | $1,500–$4,000 | $1,500–$4,050 |
| 1,500 sq ft | $2,200–$5,500 | $2,250–$5,550 |
| 2,000+ sq ft | $2,800–$6,450 | $2,850–$6,600 |
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
The fall insulation rush drives prices up because everyone's thinking about the coming winter at once. Book in spring or summer instead, when demand is lower and rebate funds haven't been claimed yet.
How much insulation is worth paying for?
Insulation is one of the few home upgrades where spending more can genuinely pay for itself. Our editors on the choices that decide both cost and payback.
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.
The air-sealing case
Blown-in or batt, insulation can only slow the heat that isn't already escaping through gaps and penetrations. Sealing those leaks costs little and frequently buys more comfort per dollar than piling on extra R-value, so confirm it's written into the scope.
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.
Air-seal before you insulate, hit the DOE-recommended R-value for your zone, and claim every rebate you're eligible for — insulation is a rare case where doing the full job is also the cheapest one, long-term.
Duluth vs Moorhead
Is spray foam insulation cheaper in Duluth or Moorhead?
Duluth wins on price: spray foam insulation runs about $3,750 there versus $3,800 in Moorhead, a gap of roughly $50 (1%) as of 2026.
Why does spray foam insulation cost more in Moorhead than Duluth?
The main driver is local labor rates: Moorhead's labor index is 0.96 versus 0.94 in Duluth. Climate zone (cold vs cold) also shift the total.
How much is spray foam insulation in Duluth, MN?
In Duluth, 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?
No, the seasonal pattern is the same in Duluth and Moorhead: 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. $50 is a one-time difference, not an ongoing one, and off-season buying plus apples-to-apples bids in Moorhead 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