Attic Insulation cost: Chicago vs Peoria (2026)
In 2026, attic insulation is about 18% more expensive in Chicago than in Peoria. Most homeowners pay around $4,550 in Chicago versus $3,850 in Peoria — a gap of roughly $700.
Chicago IL
Typically around $4,550
Peoria IL
Lower costTypically around $3,850
Chicago vs Peoria: full breakdown
| Factor | Chicago | Peoria |
|---|---|---|
| Typical 2026 cost | $4,550 | $3,850 |
| Estimated range | $1,800–$7,300 | $1,550–$6,100 |
| Labor index (vs US) | ×1.12 | ×0.95 |
| Climate zone | Cold | Cold |
| Climate factor | ×1.08 | ×1.08 |
| Local permit | None | None |
| Labor share | $2,500 | $2,100 |
| Materials/equipment | $2,050 | $1,750 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national attic insulation range for local labor, climate and permits.
Chicago vs Peoria
Is attic insulation cheaper in Chicago or Peoria?
In 2026, attic insulation is cheaper in Peoria at about $3,850, versus $4,550 in Chicago — a difference of about $700 (18%).
Why does attic insulation cost more in Chicago than Peoria?
The main driver is local labor rates: Chicago's labor index is 1.12 versus 0.95 in Peoria. Climate zone (cold vs cold) also shift the total.
How much is attic insulation in Chicago, IL?
In Chicago, attic insulation typically runs $1,800–$7,300 in 2026, with most homeowners paying around $4,550.
Updated June 2026 · By Costadia Editorial