Spray Foam Insulation cost: Bismarck vs Fargo (2026)
In 2026, spray foam insulation is about 1% more expensive in Bismarck than in Fargo. Most homeowners pay around $3,800 in Bismarck versus $3,750 in Fargo — a gap of roughly $50.
Bismarck ND
Typically around $3,800
Fargo ND
Lower costTypically around $3,750
Bismarck vs Fargo: full breakdown
| Factor | Bismarck | Fargo |
|---|---|---|
| Typical 2026 cost | $3,800 | $3,750 |
| Estimated range | $1,500–$6,050 | $1,500–$5,950 |
| Labor index (vs US) | ×0.95 | ×0.93 |
| Climate zone | Cold | Cold |
| Climate factor | ×1.06 | ×1.06 |
| Local permit | None | None |
| Labor share | $2,100 | $2,050 |
| Materials/equipment | $1,700 | $1,700 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national spray foam insulation range for local labor, climate and permits.
Bismarck vs Fargo
Is spray foam insulation cheaper in Bismarck or Fargo?
In 2026, spray foam insulation is cheaper in Fargo at about $3,750, versus $3,800 in Bismarck — a difference of about $50 (1%).
Why does spray foam insulation cost more in Bismarck than Fargo?
The main driver is local labor rates: Bismarck's labor index is 0.95 versus 0.93 in Fargo. Climate zone (cold vs cold) also shift the total.
How much is spray foam insulation in Bismarck, ND?
In Bismarck, spray foam insulation typically runs $1,500–$6,050 in 2026, with most homeowners paying around $3,800.
Updated June 2026 · By Costadia Editorial