North Dakota: Attic Insulation Payback by County

North Dakota: 53 counties covered

North Dakota spans DOE climate zones 6, 7. Across its 53 counties tracked here, an uninsulated attic saves an estimated $2,496/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.

• Towner County — zone 7, ~$2,832/yr
• Cavalier County — zone 7, ~$2,810/yr
• Burke County — zone 7, ~$2,728/yr
• Pembina County — zone 7, ~$2,724/yr
• Rolette County — zone 7, ~$2,723/yr
• Steele County — zone 7, ~$2,712/yr
• Nelson County — zone 7, ~$2,708/yr
• Renville County — zone 7, ~$2,698/yr
• Pierce County — zone 7, ~$2,669/yr
• Mountrail County — zone 7, ~$2,667/yr
• Benson County — zone 7, ~$2,622/yr
• Griggs County — zone 7, ~$2,621/yr
• Grand Forks County — zone 7, ~$2,611/yr
• Ramsey County — zone 7, ~$2,589/yr
• Bottineau County — zone 7, ~$2,580/yr
• Ward County — zone 7, ~$2,565/yr
• Eddy County — zone 7, ~$2,562/yr
• Barnes County — zone 7, ~$2,547/yr
• Divide County — zone 7, ~$2,544/yr
• Foster County — zone 7, ~$2,544/yr
• Cass County — zone 7, ~$2,509/yr
• Logan County — zone 6, ~$2,495/yr
• Walsh County — zone 7, ~$2,491/yr
• Wells County — zone 7, ~$2,491/yr
• Ransom County — zone 6, ~$2,484/yr
• McIntosh County — zone 6, ~$2,483/yr
• Sargent County — zone 6, ~$2,479/yr
• Stutsman County — zone 7, ~$2,476/yr
• McLean County — zone 7, ~$2,466/yr
• Dunn County — zone 6, ~$2,460/yr
• Williams County — zone 7, ~$2,455/yr
• Kidder County — zone 7, ~$2,445/yr
• LaMoure County — zone 6, ~$2,423/yr
• McHenry County — zone 7, ~$2,422/yr
• McKenzie County — zone 6, ~$2,418/yr
• Traill County — zone 7, ~$2,413/yr
• Grant County — zone 6, ~$2,399/yr
• Emmons County — zone 6, ~$2,398/yr
• Richland County — zone 6, ~$2,381/yr
• Burleigh County — zone 6, ~$2,376/yr
• Bowman County — zone 6, ~$2,373/yr
• Oliver County — zone 6, ~$2,368/yr
• Adams County — zone 6, ~$2,363/yr
• Hettinger County — zone 6, ~$2,359/yr
• Dickey County — zone 6, ~$2,355/yr
• Mercer County — zone 6, ~$2,343/yr
• Sioux County — zone 6, ~$2,340/yr
• Morton County — zone 6, ~$2,334/yr
• Stark County — zone 6, ~$2,332/yr
• Sheridan County — zone 7, ~$2,322/yr
• Billings County — zone 6, ~$2,293/yr
• Golden Valley County — zone 6, ~$2,281/yr
• Slope County — zone 6, ~$2,227/yr