Windsor electricity and gas rates
At typical use (645 kWh of electricity and 60 therms of gas a month), electricity and gas for a Windsor house cost about $194 a month: about $2,330 a year. Estimated from public rates, not anyone's actual bill.
Who supplies power and gas to Windsor houses and what a typical house uses: about 645 kWh of electricity and 60 therms of gas a month.
Electricity: Alliant Energy
Alliant Rg-1 residential default flat rate, effective 1/1/2026: a daily customer charge and one energy charge per kWh.
| Charge | Price |
|---|---|
| Fixed charge | $16.00 a month |
| Per kWh | 17.01¢ |
Gas: Madison Gas and Electric
MGE Residential Distribution Service (RD-1) and Firm Gas Sales Service (FS-1): a per-day charge and per-therm charges. The natural gas service price varies monthly.
| Charge | Price |
|---|---|
| Fixed charge | $19.50 a month |
| Per therm | 81.42¢ |
Sources
Checked October 31, 2026. Every number here comes from the public sources listed, matched by our checker.
Rates change every year; this page shows when it was last checked. Nothing here is legal, tax or insurance advice.
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