Insulation/United States

🇺🇸

Insulation Prices United States

Prices per sq ft exclude sales tax. R-values: attic R-38 to R-60, walls R-13 to R-21, floors R-25 to R-30. IRA rebates up to $1,200 available.

12 service types5 cities with data

Insulation Prices by Service — United States

Prices per sq ft exclude sales tax. R-values: attic R-38 to R-60, walls R-13 to R-21, floors R-25 to R-30. IRA rebates up to $1,200 available.

ServiceFromAverageUp to
🏠Attic Batt Insulation

Attic batt insulation supply and install

$1.5/sqft$2.5/sqft$3.5/sqft
🧱Wall Batt Insulation

Interior wall batt insulation between studs

$2/sqft$3/sqft$4/sqft
🏗️Floor / Crawl Space Insulation

Crawl space or floor insulation batts or boards

$2.5/sqft$3.75/sqft$5/sqft
💨Open Cell Spray Foam

Open cell spray foam — flexible, good acoustics

$1/sqft$1.5/sqft$2/sqft
🔒Closed Cell Spray Foam

Closed cell spray foam — high R-value, vapor barrier

$2/sqft$2.75/sqft$3.5/sqft
🌬️Blown-In / Loose Fill

Blown-in cellulose or fiberglass for attics

$1.5/sqft$2.25/sqft$3/sqft
🪟Cavity Wall Insulation

Dense-pack cellulose or blown-in for wall cavities

$2/sqft$3/sqft$4/sqft
☀️Radiant Barrier

Radiant barrier foil — attic heat reduction

$0.75/sqft$1.1/sqft$1.5/sqft
🔇Acoustic / Soundproofing

Acoustic insulation for walls, ceilings, floors

$3/sqft$4.5/sqft$6/sqft
🗑️Old Insulation Removal

Remove and bag old or damaged attic insulation

$1/sqft$1.75/sqft$2.5/sqft
⬆️Attic Top-Up

Add blown-in insulation over existing attic insulation

$0.75/sqft$1.1/sqft$1.5/sqft
🏢Exterior Wall Insulation

Continuous insulation on exterior wall sheathing

$4/sqft$6/sqft$8/sqft

Insulation in United States ranges from $0.75/sqft for basic ceiling batts to $8/sqft for external wall insulation systems. Prices per sq ft exclude sales tax. R-values: attic R-38 to R-60, walls R-13 to R-21, floors R-25 to R-30. IRA rebates up to $1,200 available.

The most common types in United States are batt insulation (ceiling and walls), blown-in loose fill, spray foam (open and closed cell), cavity wall insulation, and external wall insulation systems. Each has different cost, performance, and application characteristics.

R-value requirements vary by climate zone. Prices per sq ft exclude sales tax. R-values: attic R-38 to R-60, walls R-13 to R-21, floors R-25 to R-30. IRA rebates up to $1,200 available. A professional installer can recommend the right R-value for your location and building type.

The Inflation Reduction Act provides federal tax credits up to $1,200 for insulation. Energy Star certified installers can confirm eligibility.