Spray Foam Insulation cost: Des Moines vs Sioux City (2026)
In 2026, spray foam insulation is about 1% more expensive in Des Moines than in Sioux City. Most homeowners pay around $3,800 in Des Moines versus $3,750 in Sioux City — a gap of roughly $50.
Des Moines IA
Typically around $3,800
Sioux City IA
Lower costTypically around $3,750
Des Moines vs Sioux City: full breakdown
| Factor | Des Moines | Sioux City |
|---|---|---|
| Typical 2026 cost | $3,800 | $3,750 |
| Estimated range | $1,500–$6,100 | $1,500–$5,950 |
| Labor index (vs US) | ×0.96 | ×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.
Des Moines vs Sioux City
Is spray foam insulation cheaper in Des Moines or Sioux City?
In 2026, spray foam insulation is cheaper in Sioux City at about $3,750, versus $3,800 in Des Moines — a difference of about $50 (1%).
Why does spray foam insulation cost more in Des Moines than Sioux City?
The main driver is local labor rates: Des Moines's labor index is 0.96 versus 0.93 in Sioux City. Climate zone (cold vs cold) also shift the total.
How much is spray foam insulation in Des Moines, IA?
In Des Moines, spray foam insulation typically runs $1,500–$6,100 in 2026, with most homeowners paying around $3,800.
Updated June 2026 · By Costadia Editorial