Electricity in Champaign County, Illinois
3 electric utilities serve homes in Champaign County, Illinois: Ameren Illinois, Corn Belt Energy and Eastern Illinois Electric Cooperative. In 2025, the average home bill of these utilities was $147.98 (Corn Belt Energy) to $228.22 (Eastern Illinois Electric Cooperative) a month. This page covers 2 cities with 25,000 or more people in the county, from Champaign to Urbana.
- 2 cities
- 3 utilities
- EIA and Census data, 2025
Electric utilities in Champaign County
EIA lists utilities by county, not by address. Your address has one utility: its name is on your bill, or type your ZIP code in the utility finder.
| Utility | Homes in Illinois | Average bill 2025 | 1,000 kWh now |
|---|---|---|---|
| Ameren IllinoisInvestor-owned utility · bill calculator | 1,062,810 | $148.32888 kWh, 16.7¢ | $176.29 |
| Corn Belt EnergyElectric cooperative | 34,952 | $147.98949 kWh, 15.6¢ | — |
| Eastern Illinois Electric CooperativeElectric cooperative | 11,001 | $228.221,291 kWh, 17.7¢ | — |
2 smaller utilities with fewer than 1,000 homes are also listed in the county. The average bill is the 2025 average of each utility's homes that bought their power from it (EIA-861). The Illinois average was $126.59 a month.
Cities in Champaign County
| City | People | City-owned utility | Solar kWh a year per kW |
|---|---|---|---|
| Champaign | 91,195 | — | 1,355 |
| Urbana | 39,719 | — | 1,373 |
A city-owned utility is a municipal utility in the county with the city's name (EIA data). Solar output: PVWatts version 8 for a south-facing roof; see the solar savings calculator.
More about Illinois: Illinois electric rates, all Illinois utilities, home energy rebates and natural gas bills.
Who provides electricity in Champaign County?
3 electric utilities serve homes in Champaign County, Illinois: Ameren Illinois, Corn Belt Energy and Eastern Illinois Electric Cooperative. The name of your utility is on your bill.
Which cities in Champaign County are on this page?
Champaign and Urbana.
Sources: EIA-861 data, 2025 (utilities by county, homes and average bills); Census Bureau city population estimates, Vintage 2025; PVWatts (National Laboratory of the Rockies).