St. Clair County, Illinois Electricity Rates & Statistics
Electricity Rates, Plans & Statistics
- The average electricity bill in St. Clair County, IL is $161.66
- The average electricity rate in St. Clair County, IL is 22.04¢
Electric Bills and Electric Rates in St. Clair County, IL
The average residential electric bill in St. Clair County, IL is $161.66 per month. St. Clair County, IL is the 43rd most expensive county in Illinois for electricity.
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St. Clair County, Illinois Electricity Overview
St. Clair County released 609,530,918.52 kilograms of CO2 gases due to electricity consumption, which ranks them as the 534th highest polluting county out of 3221 counties in the United States.
By megawatt hours sold, the largest electricity provider in St. Clair County is Constellation Energy.
St. Clair County consumers experience outages lasting on average 128.56 minutes per incident, with approximately 1.02 outages a year.
In the most recent 12 months, St. Clair County experienced a 7.02% rise in CO2 emissions per capita.
With a Illinois average residential electricity bill of $116.05, St. Clair County residents pay about 39.31% more than other consumers per month for electricity.
St. Clair County has a population of 252,671 citizens.
ENERGY CONSUMPTION
Total Consumption
2,690,106 MWh
Consumption per Capita
10.65 MWh
EMISSIONS
CO2 Emissions
609,530,919 kg
CO2 Emissions per Capita
2,412.35 kg
Recent Electricity Rates and Production Changes in Belleville
To see the most recent electricity rates and production changes for cities in St. Clair County, select the city below. If you would like to get access to monthly historical data, please contact us directly by submitting a request.
Rates and Production Categories
Belleville Electricity Pricing Data
Average Residential Bundled Electricity Rate for November, 2024
19.13¢ per kWh
- 2.33% higher than last month
- 10.71% higher than November last year
- 11.16% higher than the Illinois average
- 12.29% higher than the US average
- 1,059th in the state out of 1,466 cities
- The state rank has increased by 108 since last month
- The state rank has increased by 12 since November last year
- 25,435th in the US out of 31,800 cities
- The national rank has dropped by 1,199 since last month
- The national rank has dropped by 2,377 since November last year
12 Month Rolling Average Residential Bundled Rate
17.75¢ per kWh
- 0.88% higher than last month
- 2.76% lower than November last year
- 11.59% higher than the Illinois average
- 7.62% higher than the US average
- 1,158th in the state out of 1,466 cities
- The state rank has increased by 22 since last month
- The state rank has increased by 156 since November last year
- 22,978th in the US out of 31,800 cities
- The national rank has dropped by 412 since last month
- The national rank has increased by 2,629 since November last year
Average Residential Bundled Electricity Bill for November, 2024
$126.17 per month
- 6.06% higher than last month
- 5.77% higher than November last year
- 37.5% higher than the Illinois average
- 6.71% higher than the US average
- 615th in the state out of 1,466 cities
- The state rank has increased by 65 since last month
- The state rank has increased by 83 since November last year
- 19,745th in the US out of 31,800 cities
- The national rank has dropped by 3,658 since last month
- The national rank has dropped by 1,555 since November last year
12 Month Rolling Average Residential Bundled Bill
$143.17 per month
- 0.4% higher than last month
- 1.75% lower than November last year
- 28.37% higher than the Illinois average
- 0.65% higher than the US average
- 701st in the state out of 1,466 cities
- The state rank has dropped by 10 since last month
- The state rank has dropped by 18 since November last year
- 16,942nd in the US out of 31,800 cities
- The national rank has dropped by 9 since last month
- The national rank has increased by 3,452 since November last year
Belleville, IL Electricity Overview

Belleville's inhabitants are billed an average residential electricity rate of 17.75 cents per kilowatt hour, which is 8.02% more than Illinois' average price of 16.43 cents. This makes the city 1158th best for average electricity rate out of 1466 cities in Illinois. Ameren Illinois is the largest provider in the city based on total residential customers. Customers in Belleville experience 0.89 electrical outages per year with outages lasting an average of 114.12 minutes.
Belleville emits 2,412.35 kilograms of CO2 pollution per citizen in the city from electricity consumption, which makes it the 914th highest polluting city out of 1466 cities in Illinois based on emissions per capita. While not as telling of a statistic, the total emissions of the city from electricity use is 102,435,623.37 kilograms of CO2 emissions, which ranks as the 37th largest emissions amount in the state. All of the electricity consumed in Belleville has to be sourced from surrounding cities or rural areas, because there are no electricity production sources within its borders.
Average Residential Electricity Bills & Rates in Belleville
Belleville residential electric rates are highest in April and the highest average bill is in July.
Historical Electricity Rates:
Electric Companies With Service in Belleville, Illinois
| Provider | Service Type | Residential Rate (¢) | Residential Average Bill ($) | City Production (MWh) | Residential Sales (MWh) | Residential Revenues ($) |
|---|---|---|---|---|---|---|
| AEP Energy | ENERGY | 6.76 | 62.18 | 232,154.29 | 15,703,022.97 | |
| APG&E | ENERGY | |||||
| Aggressive Energy | ENERGY | |||||
| Alpha Gas and Electric | ENERGY | 14.89 | 77.83 | 22,612.64 | 3,368,085.32 | |
| Ambit Energy | ENERGY | 13.80 | 110.42 | 309,387.03 | 42,681,231.05 |
Zips with electric coverage in Belleville, Illinois include: 62221, 62226, 62220, 62208, 62223, 62207, 62203, 62243
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O'Fallon, IL Electricity Overview

O'Fallon's inhabitants are billed an average residential electricity rate of 17.04 cents per kilowatt hour, which is 3.69% more than Illinois' average price of 16.43 cents. This makes the city 796th best for average electricity rate out of 1466 cities in Illinois. Ameren Illinois has an estimated 241 total residential customers, more than any other provider who operates in the city. Consumers in the city are faced with 1.02 electrical outages a year, with outages lasting about 128.56 minutes on average. The national averages for outages and duration are 1.44 outages at 123.49 minutes each.
O'Fallon emits 2,412.35 kilograms of CO2 pollution per citizen in the city from electricity consumption, which makes it the 48th highest polluting city out of 1466 cities in Illinois based on emissions per capita. While not as telling of a statistic, the total emissions of the city from electricity use is 77,105,947.06 kilograms of CO2 emissions, which ranks as the 60th largest emissions amount in the state. All of the electricity consumed in O'Fallon has to be sourced from surrounding cities or rural areas, because there are no electricity production sources within its borders.
Average Residential Electricity Bills & Rates in O'Fallon
O'Fallon residential electric rates are highest in April and the highest average bill is in July.
Historical Electricity Rates:
Electric Companies With Service in O'Fallon, Illinois
| Provider | Service Type | Residential Rate (¢) | Residential Average Bill ($) | City Production (MWh) | Residential Sales (MWh) | Residential Revenues ($) |
|---|---|---|---|---|---|---|
| AEP Energy | ENERGY | 6.76 | 62.18 | 232,154.29 | 15,703,022.97 | |
| APG&E | ENERGY | |||||
| Aggressive Energy | ENERGY | |||||
| Alpha Gas and Electric | ENERGY | 14.89 | 77.83 | 22,612.64 | 3,368,085.32 | |
| Ambit Energy | ENERGY | 13.80 | 110.42 | 309,387.03 | 42,681,231.05 |
Zips with electric coverage in O'Fallon, Illinois include: 62269, 62208, 62232, 62254, 62225
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East St. Louis, IL Electricity Overview

East St. Louis' inhabitants are billed an average residential electricity rate of 17.75 cents per kilowatt hour, which is 8.02% more than Illinois' average price of 16.43 cents. This makes the city 1182nd best for average electricity rate out of 1466 cities in Illinois. Ameren Illinois is the largest provider in the city based on total residential customers. Customers in East St. Louis experience 0.89 electrical outages per year with outages lasting an average of 114.12 minutes.
East St. Louis emits 2,412.35 kilograms of CO2 pollution per citizen in the city from electricity consumption, which makes it the 48th highest polluting city out of 1466 cities in Illinois based on emissions per capita. While not as telling of a statistic, the total emissions of the city from electricity use is 46,888,849.39 kilograms of CO2 emissions, which ranks as the 130th largest emissions amount in the state. All of the electricity consumed in East St. Louis has to be sourced from surrounding cities or rural areas, because there are no electricity production sources within its borders.
Average Residential Electricity Bills & Rates in East St. Louis
East St. Louis residential electric rates are highest in April and the highest average bill is in July.
Historical Electricity Rates:
Electric Companies With Service in East St. Louis, Illinois
| Provider | Service Type | Residential Rate (¢) | Residential Average Bill ($) | City Production (MWh) | Residential Sales (MWh) | Residential Revenues ($) |
|---|---|---|---|---|---|---|
| AEP Energy | ENERGY | 6.76 | 62.18 | 232,154.29 | 15,703,022.97 | |
| APG&E | ENERGY | |||||
| Aggressive Energy | ENERGY | |||||
| Alpha Gas and Electric | ENERGY | 14.89 | 77.83 | 22,612.64 | 3,368,085.32 | |
| Ambit Energy | ENERGY | 13.80 | 110.42 | 309,387.03 | 42,681,231.05 |
Zips with electric coverage in East St. Louis, Illinois include: 62208, 62223, 62207, 62203, 62204, 62205, 62201
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FAQ
Which electricity company is the largest supplier in St. Clair County, Illinois?
The largest electricity supplier in St. Clair County, Illinois by megawatt hours sold is Constellation Energy.
How many electric companies offer service in St. Clair County, Illinois?
There are 60 electricity companies offering service in St. Clair County, Illinois.
Which electricity companies offer service in St. Clair County, Illinois?
| County Customers Rank | Provider | Est. County Customers |
|---|---|---|
| 1 | Ameren Illinois | 10,027 |
| 2 | City of Mascoutah Utilities | 4,320 |
| 3 | Constellation Energy | 4,263 |
| 4 | Freeburg, Illinois Electric Utility | 2,442 |
| 5 | Monroe County Electric Cooperative | 2,320 |
| 6 | First Energy | 1,809 |
| 7 | MC Squared Energy Services | 1,750 |
| 8 | Homefield Energy | 1,438 |
| 9 | Clinton County Electric | 1,294 |
| 10 | Direct Energy | 707 |