U.S. Electricity Provider · Investor-owned utility
Ameren Illinois Company
Ameren Illinois Company serves 635,565 customers in Illinois. Average residential rate is 8.29¢ per kWh, for a monthly bill of $68.85 (2024 data).
- CEO
- Martin J. Lyons Jr.
- Headquarters
- St. Louis, Missouri
- Phone
- (800) 552-7583
- Website
- ameren.com
- Founded
- 1997
- Parent
- Ameren
43rd of 1,266 providers
8.29¢
Ameren Illinois Company's avg residential price per kWh
41.9% below the US average of 14.28¢
$68.85
Average monthly residential bill
47.7% below the US average bill of $131.63
Total customers
635,565
2024 data
Annual sales
25.3 TWh
States served
1
Type
Investor-owned utility
Customers and sales by sector
| Sector | Customers | Sales | Revenue | Avg rate |
|---|---|---|---|---|
| Residential | 540,396 | 5.4 TWh | $446,477,000 | 8.29¢ |
| Commercial | 94,480 | 9.5 TWh | $409,884,000 | 4.30¢ |
| Industrial | 688 | 10.4 TWh | $150,438,000 | 1.45¢ |
| Transportation | 1 | 15.5 GWh | $1,372,000 | 8.84¢ |
Other subsidiaries of Ameren
About this provider
Ameren Corporation serves 2.4 million electric customers and more than 900,000 natural gas customers across Missouri and Illinois.
Ameren Illinois Company is a investor-owned utility serving customers in one state . Its EIA utility ID is 56697. Data on this page is from EIA Form 861 and the EIA-860 plant inventory.