Louisiana: Attic Insulation Payback by County

Louisiana: 62 counties covered

Louisiana spans DOE climate zones 2, 3. Across its 62 counties tracked here, an uninsulated attic saves an estimated $906/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.

• Claiborne Parish — zone 3, ~$1,056/yr
• Morehouse Parish — zone 3, ~$1,053/yr
• Bossier Parish — zone 3, ~$1,038/yr
• East Carroll Parish — zone 3, ~$1,030/yr
• West Carroll Parish — zone 3, ~$1,030/yr
• Webster Parish — zone 3, ~$1,029/yr
• Union Parish — zone 3, ~$1,008/yr
• Franklin Parish — zone 3, ~$992/yr
• Red River Parish — zone 3, ~$989/yr
• Jackson Parish — zone 3, ~$987/yr
• Lincoln Parish — zone 3, ~$987/yr
• Bienville Parish — zone 3, ~$986/yr
• Caldwell Parish — zone 3, ~$985/yr
• Ouachita Parish — zone 3, ~$985/yr
• Caddo Parish — zone 3, ~$978/yr
• De Soto Parish — zone 3, ~$973/yr
• Richland Parish — zone 3, ~$973/yr
• Winn Parish — zone 3, ~$972/yr
• LaSalle Parish — zone 3, ~$970/yr
• Sabine Parish — zone 3, ~$968/yr
• Tensas Parish — zone 3, ~$958/yr
• Madison Parish — zone 3, ~$957/yr
• Natchitoches Parish — zone 3, ~$953/yr
• Catahoula Parish — zone 3, ~$945/yr
• Concordia Parish — zone 3, ~$945/yr
• Rapides Parish — zone 2, ~$929/yr
• Vernon Parish — zone 3, ~$923/yr
• Grant Parish — zone 3, ~$920/yr
• Avoyelles Parish — zone 2, ~$900/yr
• Beauregard Parish — zone 2, ~$892/yr
• Evangeline Parish — zone 2, ~$887/yr
• Washington Parish — zone 2, ~$883/yr
• Allen Parish — zone 2, ~$875/yr
• St. Helena Parish — zone 2, ~$875/yr
• East Feliciana Parish — zone 2, ~$873/yr
• Pointe Coupee Parish — zone 2, ~$872/yr
• Tangipahoa Parish — zone 2, ~$870/yr
• West Feliciana Parish — zone 2, ~$867/yr
• Acadia Parish — zone 2, ~$862/yr
• Iberville Parish — zone 2, ~$858/yr
• West Baton Rouge Parish — zone 2, ~$858/yr
• East Baton Rouge Parish — zone 2, ~$856/yr
• Jefferson Davis Parish — zone 2, ~$854/yr
• Lafayette Parish — zone 2, ~$851/yr
• St. Tammany Parish — zone 2, ~$847/yr
• St. Bernard Parish — zone 2, ~$844/yr
• Vermilion Parish — zone 2, ~$840/yr
• Cameron Parish — zone 2, ~$839/yr
• Ascension Parish — zone 2, ~$836/yr
• Assumption Parish — zone 2, ~$836/yr
• St. Martin Parish — zone 2, ~$828/yr
• Orleans Parish — zone 2, ~$826/yr
• St. Charles Parish — zone 2, ~$823/yr
• St. Landry Parish — zone 2, ~$819/yr
• St. James Parish — zone 2, ~$813/yr
• St. John the Baptist Parish — zone 2, ~$813/yr
• Iberia Parish — zone 2, ~$811/yr
• St. Mary Parish — zone 2, ~$811/yr
• Terrebonne Parish — zone 2, ~$805/yr
• Lafourche Parish — zone 2, ~$796/yr
• Jefferson Parish — zone 2, ~$772/yr
• Plaquemines Parish — zone 2, ~$757/yr