Minnesota: Attic Insulation Payback by County

Minnesota: 87 counties covered

Minnesota spans DOE climate zones 6, 7. Across its 87 counties tracked here, an uninsulated attic saves an estimated $2,366/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.

• Roseau County — zone 7, ~$2,841/yr
• Koochiching County — zone 7, ~$2,740/yr
• Itasca County — zone 7, ~$2,679/yr
• Lake of the Woods County — zone 7, ~$2,679/yr
• Kittson County — zone 7, ~$2,673/yr
• Clearwater County — zone 7, ~$2,661/yr
• St. Louis County — zone 7, ~$2,635/yr
• Beltrami County — zone 7, ~$2,632/yr
• Polk County — zone 7, ~$2,609/yr
• Red Lake County — zone 7, ~$2,609/yr
• Lake County — zone 7, ~$2,604/yr
• Norman County — zone 7, ~$2,595/yr
• Pennington County — zone 7, ~$2,594/yr
• Mahnomen County — zone 7, ~$2,590/yr
• Marshall County — zone 7, ~$2,555/yr
• Hubbard County — zone 7, ~$2,547/yr
• Carlton County — zone 7, ~$2,546/yr
• Todd County — zone 6, ~$2,546/yr
• Wadena County — zone 7, ~$2,537/yr
• Becker County — zone 7, ~$2,517/yr
• Otter Tail County — zone 7, ~$2,513/yr
• Cook County — zone 7, ~$2,498/yr
• Aitkin County — zone 7, ~$2,488/yr
• Clay County — zone 7, ~$2,450/yr
• Wilkin County — zone 7, ~$2,439/yr
• Benton County — zone 6, ~$2,429/yr
• Meeker County — zone 6, ~$2,422/yr
• Grant County — zone 7, ~$2,421/yr
• Stevens County — zone 6, ~$2,421/yr
• Cass County — zone 7, ~$2,417/yr
• Mille Lacs County — zone 7, ~$2,416/yr
• Pine County — zone 7, ~$2,405/yr
• Kanabec County — zone 7, ~$2,394/yr
• Douglas County — zone 6, ~$2,393/yr
• Crow Wing County — zone 7, ~$2,391/yr
• Lincoln County — zone 6, ~$2,375/yr
• Chisago County — zone 6, ~$2,373/yr
• Swift County — zone 6, ~$2,343/yr
• Renville County — zone 6, ~$2,338/yr
• Murray County — zone 6, ~$2,335/yr
• Traverse County — zone 6, ~$2,332/yr
• Chippewa County — zone 6, ~$2,319/yr
• Yellow Medicine County — zone 6, ~$2,319/yr
• Kandiyohi County — zone 6, ~$2,317/yr
• Pope County — zone 6, ~$2,314/yr
• Mower County — zone 6, ~$2,313/yr
• Lac qui Parle County — zone 6, ~$2,312/yr
• Stearns County — zone 6, ~$2,302/yr
• Dodge County — zone 6, ~$2,298/yr
• McLeod County — zone 6, ~$2,297/yr
• Anoka County — zone 6, ~$2,296/yr
• Le Sueur County — zone 6, ~$2,289/yr
• Wright County — zone 6, ~$2,281/yr
• Jackson County — zone 6, ~$2,270/yr
• Sherburne County — zone 6, ~$2,269/yr
• Carver County — zone 6, ~$2,265/yr
• Pipestone County — zone 6, ~$2,265/yr
• Dakota County — zone 6, ~$2,260/yr
• Isanti County — zone 6, ~$2,260/yr
• Redwood County — zone 6, ~$2,259/yr
• Big Stone County — zone 6, ~$2,254/yr
• Goodhue County — zone 6, ~$2,254/yr
• Fillmore County — zone 6, ~$2,253/yr
• Brown County — zone 6, ~$2,252/yr
• Nobles County — zone 6, ~$2,251/yr
• Nicollet County — zone 6, ~$2,247/yr
• Lyon County — zone 6, ~$2,242/yr
• Rice County — zone 6, ~$2,242/yr
• Sibley County — zone 6, ~$2,242/yr
• Waseca County — zone 6, ~$2,242/yr
• Scott County — zone 6, ~$2,240/yr
• Morrison County — zone 6, ~$2,231/yr
• Steele County — zone 6, ~$2,230/yr
• Washington County — zone 6, ~$2,223/yr
• Wabasha County — zone 6, ~$2,200/yr
• Freeborn County — zone 6, ~$2,197/yr
• Watonwan County — zone 6, ~$2,193/yr
• Olmsted County — zone 6, ~$2,186/yr
• Blue Earth County — zone 6, ~$2,184/yr
• Faribault County — zone 6, ~$2,180/yr
• Hennepin County — zone 6, ~$2,162/yr
• Rock County — zone 6, ~$2,160/yr
• Martin County — zone 6, ~$2,158/yr
• Houston County — zone 6, ~$2,137/yr
• Cottonwood County — zone 6, ~$2,110/yr
• Ramsey County — zone 6, ~$2,086/yr
• Winona County — zone 6, ~$1,959/yr