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Madison County, IL Energy

Electric utilities, power plants and charging stations in Madison County, Illinois.

Illinois home electricity
19.22¢/kWh
July 2026
Regular gas, region
$4.15/gal
Midwest (PADD 2)
EV charging stations
61
180 ports
Electric utilities
5
Serving Madison County

Electric utilities serving Madison County

As reported to EIA for 2025. A utility may serve only part of the county. Customers and prices are for its whole Illinois service area

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UtilityCustomers in stateHome priceHome bill
Ameren Illinois CompanyInvestor Owned1,229,94016.70¢/kWh$148/mo
Southwestern Electric Coop Inc - (IL)Cooperative24,88515.37¢/kWh$178/mo
M J M Electric Cooperative IncCooperative9,591Not reportedNot reported
City of Highland - (IL)Municipal6,912Not reportedNot reported
Clinton County Elec Coop, IncCooperative6,277Not reportedNot reported

EV charging in Madison County

61 public stations, DC fast first

All 61

Alternative fuel stations

Power plants in Madison County

704 MW of operating capacity

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PlantFuelCapacity
VeniceNatural gas586 MW
Granite City WorksOther78.0 MW
HighlandPetroleum13.6 MW
Midwest Power Partners LLC (Pirolo)Solar5.0 MW
IL - Ameresco - AltonSolar5.0 MW
IMEA HighlandPetroleum3.6 MW
Milam Gas RecoveryNatural gas2.4 MW
Edwardsville Solar IISolar2.0 MW
Mulberry Solar, LLCSolar2.0 MW
Highland Solar 1, LLCSolar2.0 MW
Marine Solar 1, LLCSolar2.0 MW
Marine Solar 2, LLCSolar2.0 MW

Electricity rates and gas prices are state or regional averages. Utility service areas come from EIA Form 861 and are listed by county, so a utility listed here may not serve every address in the county.

Frequently asked questions

What electric company serves Madison County?
Ameren Illinois Company, Southwestern Electric Coop Inc - (IL), M J M Electric Cooperative Inc and 2 more report serving Madison County to EIA. Check your bill or address with the utility to confirm which one serves you.
How many EV charging stations are in Madison County?
There are 61 public EV charging stations in Madison County with 180 ports, 26 of them with DC fast charging.
Are there power plants in Madison County?
Yes. Madison County has 12 operating power plants with 704 MW of capacity. The largest is Venice (586 MW, natural gas).