Washington electricity and gas rates
At typical use (853 kWh of electricity and 31 therms of gas a month), electricity and gas for a Washington house cost about $197 a month: about $2,360 a year. Estimated from public rates, not anyone's actual bill.
Who supplies power and gas to Washington houses and what a typical house uses: about 853.4 kWh of electricity a month.
Electricity: Ameren Illinois
Ameren price to compare plus delivery.
| Charge | Price |
|---|---|
| Fixed charge | $14.51 a month |
| First 800 kWhs a month | 15.43¢ |
| Next kWhs above 800 a month | 11.84¢ |
Gas: Ameren Illinois
Ameren distribution plus gas charge.
| Charge | Price |
|---|---|
| Fixed charge | $23.33 a month |
| Per therm | 93.58¢ |
Sources
Checked October 30, 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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