Florida: Attic Insulation Payback by County
Florida: 64 counties covered
Florida spans DOE climate zones 1, 2. Across its 64 counties tracked here, an uninsulated attic saves an estimated $743/year on average once topped up to the recommended R-value — actual savings depend on each county's own heating and cooling degree days, shown below.
- Washington County — zone 2, ~$859/yr
- Okaloosa County — zone 2, ~$852/yr
- Holmes County — zone 2, ~$850/yr
- Walton County — zone 2, ~$847/yr
- Jackson County — zone 2, ~$843/yr
- Leon County — zone 2, ~$830/yr
- Escambia County — zone 2, ~$823/yr
- Gadsden County — zone 2, ~$822/yr
- Santa Rosa County — zone 2, ~$822/yr
- Hamilton County — zone 2, ~$810/yr
- Wakulla County — zone 2, ~$804/yr
- Madison County — zone 2, ~$800/yr
- Calhoun County — zone 2, ~$792/yr
- Liberty County — zone 2, ~$792/yr
- Jefferson County — zone 2, ~$784/yr
- Taylor County — zone 2, ~$778/yr
- Duval County — zone 2, ~$777/yr
- Franklin County — zone 2, ~$777/yr
- Bay County — zone 2, ~$776/yr
- Gilchrist County — zone 2, ~$774/yr
- Dixie County — zone 2, ~$773/yr
- Nassau County — zone 2, ~$773/yr
- Suwannee County — zone 2, ~$773/yr
- Baker County — zone 2, ~$772/yr
- Columbia County — zone 2, ~$765/yr
- Union County — zone 2, ~$765/yr
- Gulf County — zone 2, ~$761/yr
- Bradford County — zone 2, ~$759/yr
- Lafayette County — zone 2, ~$755/yr
- Alachua County — zone 2, ~$739/yr
- Charlotte County — zone 2, ~$739/yr
- Hernando County — zone 2, ~$734/yr
- Lake County — zone 2, ~$722/yr
- Monroe County — zone 1, ~$722/yr
- Collier County — zone 2, ~$720/yr
- Manatee County — zone 2, ~$717/yr
- Levy County — zone 2, ~$714/yr
- Okeechobee County — zone 2, ~$714/yr
- Seminole County — zone 2, ~$714/yr
- Orange County — zone 2, ~$713/yr
- Lee County — zone 2, ~$712/yr
- Citrus County — zone 2, ~$711/yr
- Flagler County — zone 2, ~$711/yr
- Glades County — zone 2, ~$710/yr
- Pinellas County — zone 2, ~$708/yr
- Marion County — zone 2, ~$705/yr
- Pasco County — zone 2, ~$705/yr
- St. Johns County — zone 2, ~$704/yr
- Indian River County — zone 2, ~$699/yr
- Broward County — zone 1, ~$696/yr
- Polk County — zone 2, ~$696/yr
- Volusia County — zone 2, ~$696/yr
- Putnam County — zone 2, ~$691/yr
- Hardee County — zone 2, ~$685/yr
- Hendry County — zone 2, ~$683/yr
- Sumter County — zone 2, ~$682/yr
- Highlands County — zone 2, ~$681/yr
- Sarasota County — zone 2, ~$681/yr
- Palm Beach County — zone 2, ~$669/yr
- DeSoto County — zone 2, ~$667/yr
- St. Lucie County — zone 2, ~$666/yr
- Martin County — zone 2, ~$652/yr
- Osceola County — zone 2, ~$643/yr
- Miami-Dade County — zone 1, ~$632/yr