HVAC Energy Savings Calculator

Use the calculator below to estimate potential energy savings and compare system efficiency options for your home.

General residential utility cost estimates. Actual rates may vary based on usage, service area, riders, and provider fees.

Electric: Winter: ~9.06¢/kWh | Summer: ~11.18¢/kWh

Gas: Ames does not provide natural gas directly.

Electric: Typically ~13–16¢/kWh effective residential cost in Iowa.

Gas: Variable monthly PGA; currently roughly $0.35–$0.50/therm commodity before delivery charges.

*Alliant gas rates vary heavily by usage and riders.

Electric: Roughly 12–14¢/kWh average residential.

Gas: No natural gas service.

Electric: Michigan residential commonly ~17–20¢/kWh effective.

Gas: Current gas recovery cost about $3.66/Mcf, or ~36¢/therm, plus delivery charges.