Attic Insulation Cost Guides
Attic insulation is one of the highest-ROI home upgrades available — it directly cuts heating and cooling bills. In your city, blown-in attic insulation costs about $1.50 to $4.50 per square foot installed, or $2,500 to $5,500 for a typical 1,500 sq ft attic.
💡 Planning a project? Prices below are city-adjusted estimates. Open your city's guide for the full breakdown — materials, project sizes, hidden costs, and contractor tips.
Attic Insulation Cost by City (2026)
| City | Estimated Range | Status |
|---|---|---|
| Akron, OH | $1 – $4 per sq ft | In progress |
| Albany, NY | $1 – $4 per sq ft | In progress |
| Albuquerque, NM | $1 – $4 per sq ft | In progress |
| Atlanta, GA | $1 – $4 per sq ft | In progress |
| Augusta, GA | $1 – $4 per sq ft | In progress |
| Austin, TX | $1 – $4 per sq ft | In progress |
| Bakersfield, CA | $2 – $5 per sq ft | In progress |
| Baltimore, MD | $2 – $5 per sq ft | In progress |
| Baton Rouge, LA | $1 – $4 per sq ft | In progress |
| Birmingham, AL | $1 – $4 per sq ft | In progress |
| Boise, ID | $2 – $5 per sq ft | In progress |
| Boston, MA | $2 – $5 per sq ft | In progress |
| Buffalo, NY | $1 – $4 per sq ft | In progress |
| Charleston, SC | $2 – $5 per sq ft | In progress |
| Charlotte, NC | $1 – $4 per sq ft | In progress |
| Chattanooga, TN | $1 – $4 per sq ft | In progress |
| Chicago, IL | $2 – $5 per sq ft | In progress |
| Cincinnati, OH | $1 – $4 per sq ft | In progress |
| Cleveland, OH | $1 – $4 per sq ft | In progress |
| Colorado Springs, CO | $2 – $5 per sq ft | In progress |
| Columbia, SC | $1 – $4 per sq ft | In progress |
| Columbus, OH | $1 – $4 per sq ft | In progress |
| Corpus Christi, TX | $1 – $4 per sq ft | In progress |
| Dallas, TX | $1 – $4 per sq ft | In progress |
| Denver, CO | $2 – $5 per sq ft | In progress |
| Des Moines, IA | $1 – $4 per sq ft | In progress |
| Detroit, MI | $1 – $4 per sq ft | In progress |
| Durham, NC | $1 – $4 per sq ft | In progress |
| El Paso, TX | $1 – $4 per sq ft | In progress |
| Eugene, OR | $2 – $5 per sq ft | In progress |
| Fargo, ND | $1 – $4 per sq ft | In progress |
| Fort Lauderdale, FL | $2 – $5 per sq ft | In progress |
| Fort Worth, TX | $1 – $4 per sq ft | In progress |
| Fresno, CA | $2 – $5 per sq ft | In progress |
| Grand Rapids, MI | $1 – $4 per sq ft | In progress |
| Greensboro, NC | $1 – $4 per sq ft | In progress |
| Greenville, SC | $1 – $4 per sq ft | In progress |
| Hartford, CT | $2 – $5 per sq ft | In progress |
| Honolulu, HI | $2 – $6 per sq ft | In progress |
| Houston, TX | $1 – $4 per sq ft | In progress |
| Huntsville, AL | $1 – $4 per sq ft | In progress |
| Indianapolis, IN | $1 – $4 per sq ft | In progress |
| Jackson, MS | $1 – $4 per sq ft | In progress |
| Jacksonville, FL | $1 – $4 per sq ft | In progress |
| Jersey City, NJ | $2 – $6 per sq ft | In progress |
| Kansas City, MO | $1 – $4 per sq ft | In progress |
| Knoxville, TN | $1 – $4 per sq ft | In progress |
| Las Vegas, NV | $1 – $4 per sq ft | In progress |
| Lexington, KY | $1 – $4 per sq ft | In progress |
| Little Rock, AR | $1 – $4 per sq ft | In progress |
| Los Angeles, CA | $2 – $6 per sq ft | In progress |
| Louisville, KY | $1 – $4 per sq ft | In progress |
| Madison, WI | $2 – $5 per sq ft | In progress |
| Memphis, TN | $1 – $4 per sq ft | In progress |
| Miami, FL | $2 – $5 per sq ft | In progress |
| Milwaukee, WI | $1 – $4 per sq ft | In progress |
| Minneapolis, MN | $2 – $5 per sq ft | In progress |
| Mobile, AL | $1 – $4 per sq ft | In progress |
| Nashville, TN | $1 – $4 per sq ft | In progress |
| New Orleans, LA | $1 – $4 per sq ft | In progress |
| New York, NY | $2 – $6 per sq ft | In progress |
| Newark, NJ | $2 – $5 per sq ft | In progress |
| Norfolk, VA | $1 – $4 per sq ft | In progress |
| Oklahoma City, OK | $1 – $4 per sq ft | In progress |
| Omaha, NE | $1 – $4 per sq ft | In progress |
| Orlando, FL | $1 – $4 per sq ft | In progress |
| Oxnard, CA | $2 – $5 per sq ft | In progress |
| Philadelphia, PA | $2 – $5 per sq ft | In progress |
| Phoenix, AZ | $1 – $4 per sq ft | In progress |
| Pittsburgh, PA | $1 – $4 per sq ft | In progress |
| Portland, OR | $2 – $5 per sq ft | In progress |
| Providence, RI | $2 – $5 per sq ft | In progress |
| Raleigh, NC | $1 – $4 per sq ft | In progress |
| Reno, NV | $2 – $5 per sq ft | In progress |
| Richmond, VA | $1 – $4 per sq ft | In progress |
| Riverside, CA | $2 – $5 per sq ft | In progress |
| Rochester, NY | $1 – $4 per sq ft | In progress |
| Sacramento, CA | $2 – $5 per sq ft | In progress |
| Salem, OR | $2 – $5 per sq ft | In progress |
| Salt Lake City, UT | $2 – $5 per sq ft | In progress |
| San Antonio, TX | $1 – $4 per sq ft | In progress |
| San Diego, CA | $2 – $5 per sq ft | In progress |
| San Francisco, CA | $2 – $6 per sq ft | In progress |
| San Jose, CA | $2 – $6 per sq ft | In progress |
| Savannah, GA | $1 – $4 per sq ft | In progress |
| Seattle, WA | $2 – $5 per sq ft | In progress |
| Sioux Falls, SD | $1 – $4 per sq ft | In progress |
| Spokane, WA | $1 – $4 per sq ft | In progress |
| St. Louis, MO | $1 – $4 per sq ft | In progress |
| Stockton, CA | $2 – $5 per sq ft | In progress |
| Syracuse, NY | $1 – $4 per sq ft | In progress |
| Tacoma, WA | $2 – $5 per sq ft | In progress |
| Tallahassee, FL | $1 – $4 per sq ft | In progress |
| Tampa, FL | $1 – $4 per sq ft | In progress |
| Toledo, OH | $1 – $4 per sq ft | In progress |
| Tucson, AZ | $1 – $4 per sq ft | In progress |
| Tulsa, OK | $1 – $4 per sq ft | In progress |
| Virginia Beach, VA | $2 – $5 per sq ft | In progress |
| Washington, DC | $2 – $5 per sq ft | In progress |
| Wichita, KS | $1 – $4 per sq ft | In progress |