Spray Foam Insulation cost: Jacksonville vs St. Petersburg (2026)
In 2026, spray foam insulation is about 3% more expensive in Jacksonville than in St. Petersburg. Most homeowners pay around $3,650 in Jacksonville versus $3,550 in St. Petersburg — a gap of roughly $100.
Jacksonville FL
Typically around $3,650
St. Petersburg FL
Lower costTypically around $3,550
Jacksonville vs St. Petersburg: full breakdown
| Factor | Jacksonville | St. Petersburg |
|---|---|---|
| Typical 2026 cost | $3,650 | $3,550 |
| Estimated range | $1,450–$5,800 | $1,400–$5,650 |
| Labor index (vs US) | ×0.95 | ×0.93 |
| Climate zone | Hot | Hot |
| Climate factor | ×1.02 | ×1.02 |
| Local permit | None | None |
| Labor share | $2,000 | $1,950 |
| Materials/equipment | $1,650 | $1,600 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national spray foam insulation range for local labor, climate and permits.
Jacksonville vs St. Petersburg
Is spray foam insulation cheaper in Jacksonville or St. Petersburg?
In 2026, spray foam insulation is cheaper in St. Petersburg at about $3,550, versus $3,650 in Jacksonville — a difference of about $100 (3%).
Why does spray foam insulation cost more in Jacksonville than St. Petersburg?
The main driver is local labor rates: Jacksonville's labor index is 0.95 versus 0.93 in St. Petersburg. Climate zone (hot vs hot) also shift the total.
How much is spray foam insulation in Jacksonville, FL?
In Jacksonville, spray foam insulation typically runs $1,450–$5,800 in 2026, with most homeowners paying around $3,650.
Updated June 2026 · By Costadia Editorial