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St. Charles electricity and gas rates

At typical use (668 kWh of electricity and 75 therms of gas a month), electricity and gas for a St. Charles house cost about $162 a month: about $1,940 a year. Estimated from public rates, not anyone's actual bill.

Who supplies power and gas to St. Charles houses and what a typical house uses: about 668 kWh of electricity and 75 therms of gas a month.

Electricity: City of St. Charles Electric

Residential Rate 1: monthly customer charge plus energy charge per kWh; summer use above 1,200 kWh costs more.

ChargePrice
Fixed charge$16.86 a month
Per kWh11.48¢

Gas: Nicor Gas

Nicor Gas Rate 1 residential: monthly customer charge and per-therm distribution charge. Gas supply cost is a separate charge.

ChargePrice
Fixed charge$23.26 a month
Per therm60.35¢

Sources

  1. Ordinance 2026-M-7 (electric, sewer, water rates)
  2. EIA IL gas
  3. EIA IL gas customers
  4. EIA gas heat content

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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