Spray Foam Insulation cost: Ankeny vs Sioux City (2026)
Budget-wise, spray foam insulation in Ankeny ($3,800) runs 1% more than in Sioux City ($3,750), a roughly $50 spread.
Ankeny IA
Typically around $3,800
Sioux City IA
Lower costTypically around $3,750
Ankeny vs Sioux City: full breakdown
| Factor | Ankeny | 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 |
These are 2026 planning figures for spray foam insulation, localized to each city — not formal quotes.
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: Ankeny vs Sioux City
We localize each spray foam insulation type separately for both metros, applying the same labor, climate and permit adjustments each time, so you're comparing like for like.
| Type | Ankeny | Sioux City |
|---|---|---|
| Open-cell | $1,500–$4,550 | $1,500–$4,450 |
| Closed-cell | $2,550–$7,100 | $2,500–$6,950 |
Treat these as 2026 localized estimates for spray foam insulation, not quotes from a contractor.
Spray foam insulation by area: Ankeny vs Sioux City
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 | Ankeny | Sioux City |
|---|---|---|
| 500 sq ft | $900–$2,450 | $900–$2,400 |
| 1,000 sq ft | $1,500–$4,050 | $1,500–$3,950 |
| 1,500 sq ft | $2,250–$5,550 | $2,200–$5,450 |
| 2,000+ sq ft | $2,850–$6,600 | $2,750–$6,450 |
Spray foam insulation numbers here are 2026 planning ranges, adjusted per city — useful for budgeting, not a substitute for an actual quote.
Cheapest time for spray foam insulation in either city
Everyone waits until fall to insulate, which is exactly why fall costs the most. Spring and summer are quieter for installers and often catch a fresh year's rebate budget before it runs dry.
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 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 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.
Of every home upgrade, insulation rewards doing it right the most: air-seal first, meet the DOE R-value for your climate zone, and use the rebates on the table. Cutting the scope here just delays the payback.
Ankeny vs Sioux City
Is spray foam insulation cheaper in Ankeny or Sioux City?
In 2026, spray foam insulation is cheaper in Sioux City at about $3,750, versus $3,800 in Ankeny — a difference of about $50 (1%).
Why does spray foam insulation cost more in Ankeny than Sioux City?
The main driver is local labor rates: Ankeny'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 Ankeny, IA?
Expect to pay $1,500 to $6,100 for spray foam insulation in Ankeny in 2026, averaging around $3,800.
When is the cheapest time to buy spray foam insulation — and does it differ by city?
It doesn't vary by location — Spring and summer is the discount window in both Ankeny and Sioux City (roughly 5–10% off), while the pre-winter fall rush tends to be the most expensive in either city.
Should I choose where to live based on spray foam insulation cost?
Probably not. Yes, $50 is a real gap, but it's a one-time cost you can partly offset in Ankeny with off-season timing and tighter bids. Long-term factors like energy prices and home condition matter more than this one number.
Compare spray foam insulation in other cities
Updated June 2026 · By Serhat Özçelik