Indiana: Attic Insulation Payback by County

Indiana: 90 counties covered

Indiana spans DOE climate zones 4, 5. Across its 90 counties tracked here, an uninsulated attic saves an estimated $1,634/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.

• Steuben County — zone 5, ~$1,885/yr
• DeKalb County — zone 5, ~$1,849/yr
• LaGrange County — zone 5, ~$1,836/yr
• Whitley County — zone 5, ~$1,812/yr
• Marshall County — zone 5, ~$1,808/yr
• Benton County — zone 5, ~$1,804/yr
• Starke County — zone 5, ~$1,796/yr
• Pulaski County — zone 5, ~$1,794/yr
• LaPorte County — zone 5, ~$1,791/yr
• Jasper County — zone 5, ~$1,787/yr
• Newton County — zone 5, ~$1,787/yr
• St. Joseph County — zone 5, ~$1,786/yr
• White County — zone 5, ~$1,784/yr
• Wells County — zone 5, ~$1,782/yr
• Fulton County — zone 5, ~$1,780/yr
• Huntington County — zone 5, ~$1,775/yr
• Kosciusko County — zone 5, ~$1,774/yr
• Noble County — zone 5, ~$1,765/yr
• Elkhart County — zone 5, ~$1,763/yr
• Grant County — zone 5, ~$1,756/yr
• Adams County — zone 5, ~$1,754/yr
• Howard County — zone 5, ~$1,754/yr
• Jay County — zone 5, ~$1,752/yr
• Fountain County — zone 5, ~$1,748/yr
• Warren County — zone 5, ~$1,748/yr
• Montgomery County — zone 5, ~$1,745/yr
• Porter County — zone 5, ~$1,739/yr
• Cass County — zone 5, ~$1,734/yr
• Randolph County — zone 5, ~$1,733/yr
• Allen County — zone 5, ~$1,732/yr
• Henry County — zone 5, ~$1,727/yr
• Putnam County — zone 5, ~$1,715/yr
• Miami County — zone 5, ~$1,712/yr
• Tipton County — zone 5, ~$1,712/yr
• Wabash County — zone 5, ~$1,712/yr
• Blackford County — zone 5, ~$1,701/yr
• Hendricks County — zone 5, ~$1,699/yr
• Tippecanoe County — zone 5, ~$1,699/yr
• Hamilton County — zone 5, ~$1,687/yr
• Johnson County — zone 5, ~$1,682/yr
• Hancock County — zone 5, ~$1,679/yr
• Marion County — zone 5, ~$1,677/yr
• Clinton County — zone 5, ~$1,673/yr
• Fayette County — zone 5, ~$1,661/yr
• Rush County — zone 5, ~$1,661/yr
• Parke County — zone 5, ~$1,654/yr
• Vermillion County — zone 5, ~$1,654/yr
• Boone County — zone 5, ~$1,646/yr
• Morgan County — zone 5, ~$1,644/yr
• Carroll County — zone 5, ~$1,638/yr
• Dearborn County — zone 4, ~$1,633/yr
• Ripley County — zone 4, ~$1,633/yr
• Wayne County — zone 5, ~$1,631/yr
• Madison County — zone 5, ~$1,620/yr
• Shelby County — zone 5, ~$1,612/yr
• Owen County — zone 5, ~$1,604/yr
• Delaware County — zone 5, ~$1,595/yr
• Decatur County — zone 5, ~$1,585/yr
• Brown County — zone 4, ~$1,584/yr
• Monroe County — zone 4, ~$1,584/yr
• Franklin County — zone 5, ~$1,578/yr
• Union County — zone 5, ~$1,578/yr
• Lawrence County — zone 4, ~$1,576/yr
• Jackson County — zone 4, ~$1,570/yr
• Vigo County — zone 5, ~$1,545/yr
• Bartholomew County — zone 5, ~$1,540/yr
• Sullivan County — zone 4, ~$1,540/yr
• Clay County — zone 5, ~$1,529/yr
• Gibson County — zone 4, ~$1,525/yr
• Orange County — zone 4, ~$1,525/yr
• Pike County — zone 4, ~$1,520/yr
• Knox County — zone 4, ~$1,512/yr
• Scott County — zone 4, ~$1,488/yr
• Martin County — zone 4, ~$1,470/yr
• Jennings County — zone 4, ~$1,453/yr
• Posey County — zone 4, ~$1,448/yr
• Greene County — zone 4, ~$1,447/yr
• Ohio County — zone 4, ~$1,441/yr
• Switzerland County — zone 4, ~$1,441/yr
• Dubois County — zone 4, ~$1,431/yr
• Washington County — zone 4, ~$1,426/yr
• Daviess County — zone 4, ~$1,422/yr
• Jefferson County — zone 4, ~$1,419/yr
• Spencer County — zone 4, ~$1,418/yr
• Crawford County — zone 4, ~$1,395/yr
• Warrick County — zone 4, ~$1,383/yr
• Clark County — zone 4, ~$1,371/yr
• Floyd County — zone 4, ~$1,371/yr
• Perry County — zone 4, ~$1,339/yr
• Vanderburgh County — zone 4, ~$1,323/yr