Spray Foam Insulation cost: Madison vs Milwaukee (2026)
In 2026, spray foam insulation is about 6% less expensive in Madison than in Milwaukee. Most homeowners pay around $3,900 in Madison versus $4,150 in Milwaukee — a gap of roughly $250.
Madison WI
Lower costTypically around $3,900
Milwaukee WI
Typically around $4,150
Madison vs Milwaukee: full breakdown
| Factor | Madison | Milwaukee |
|---|---|---|
| Typical 2026 cost | $3,900 | $4,150 |
| Estimated range | $1,550–$6,200 | $1,650–$6,650 |
| Labor index (vs US) | ×0.98 | ×1.05 |
| Climate zone | Cold | Cold |
| Climate factor | ×1.06 | ×1.06 |
| Local permit | None | None |
| Labor share | $2,150 | $2,300 |
| Materials/equipment | $1,750 | $1,850 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national spray foam insulation range for local labor, climate and permits.
Madison vs Milwaukee
Is spray foam insulation cheaper in Madison or Milwaukee?
In 2026, spray foam insulation is cheaper in Madison at about $3,900, versus $4,150 in Milwaukee — a difference of about $250 (6%).
Why does spray foam insulation cost more in Milwaukee than Madison?
The main driver is local labor rates: Milwaukee's labor index is 1.05 versus 0.98 in Madison. Climate zone (cold vs cold) also shift the total.
How much is spray foam insulation in Madison, WI?
In Madison, spray foam insulation typically runs $1,550–$6,200 in 2026, with most homeowners paying around $3,900.
Updated June 2026 · By Costadia Editorial