Dec 1, 2025 · Spray foam insulation costs $1.50 to $5.00 per square foot on average with professional installation. The total project cost depends on the size of the area being treated, …

Jun 11, 2024 · To maintain a home’s temperature all year round, consider spray foam insulation. Spray foam insulation cost ranges from $1,409 to $4,145, with a national average of $2,756.

4 days ago · This guide provides an in-depth look at spray foam insulation, including detailed cost breakdowns, factors influencing pricing, and comparisons with other insulation types.

Apr 10, 2025 · Spray foam insulation runs $1,454 to $4,336 for most homes, averaging $2,886 for a standard project. Your final bill depends on your choice between open-cell or closed-cell …

Dec 16, 2025 · Trying to calculate how much spray foam insulation costs? Our in-depth guide breaks down pricing by type, amount, and where you install it.

Dec 4, 2025 · Spray foam insulation costs between $1.80 and $4.50 per square foot, on average. That means that insulating a 1,000-square-foot area in your home will cost you between …

Dec 15, 2025 · Updated 2025 Pricing: Open Cell averages $0.40-$0.60/bd ft, while Closed Cell runs $1.00-$1.60/bd ft. See the full cost breakdown table per square foot for walls, attics, and …

Get an instant, vendor-neutral estimate of Spray Foam Insulation options and costs in your zip code. Our cost guide has been updated for 2026 to reflect current fair market wages and …

Nov 30, 2025 · Learn the 2025 spray foam insulation cost per sq ft ($1–$4.50). Compare DIY vs pro pricing, use the calculator, and see what impacts total insulation costs.

Oct 29, 2025 · Expect to spend about $2,886 on spray foam insulation. Smaller jobs start near $660, while whole-house projects can reach $8,000. Your price hinges on foam thickness, …