Independent profile. Kilowatt Atlas is not affiliated with Southeastern Illinois Electric Cooperative, does not use its logo or branding and cannot take payments, start service or look up accounts. Figures come from public federal data for 2025.
Residential customers
23 thousand
22,607 homes
Average price
14.80 cents
Illinois average 17.67
Average bill
$180.79
Per month at 1,222 kWh
Price rank
7 of 18
Lowest to highest in Illinois
Southeastern Illinois Electric Cooperative rates and average bill
Southeastern Illinois Electric Cooperative reported 22,607 residential customers on bundled service in 2025, using 1,222 kWh a month on average at 14.80 cents per kWh. Bundled means the utility supplies the energy and delivers it, so the price covers both. Among the 18 Illinois utilities with at least 10,000 bundled residential customers, Southeastern Illinois Electric Cooperative ranks 7 from the lowest price.
| Average | Cents per kWh | kWh per month | Monthly bill |
|---|---|---|---|
| Southeastern Illinois Electric Cooperative | 14.80 | 1,222 | $180.79 |
| Illinois (all utilities) | 17.67 | 717 | $126.59 |
| United States | 17.23 | 874 | $150.68 |
Source: U.S. Energy Information Administration, Form EIA-861 (final 2025 data), sales to ultimate customers. Price is revenue divided by sales and includes fixed charges.
Service area
EIA lists the counties where Southeastern Illinois Electric Cooperative has distribution equipment. That covers 10 counties in Illinois. A county can be served by more than one utility, so confirm your address with the utility or your bill.
Illinois (10 counties)
Franklin, Gallatin, Hamilton, Hardin, Johnson, Massac, Pope, Saline, White, Williamson
Not sure who serves your address? Use find my electric company.
Reliability
For 2025, Southeastern Illinois Electric Cooperative reported an average of 172 minutes without power per customer and 1.67 interruptions per customer, with major event days left out. The typical interruption lasted about 103 minutes. For comparison, the median state averaged 127 minutes of outage per customer.
Southeastern Illinois Electric Cooperative had about 45 more minutes of outage per customer than the median state. The Illinois figure across its utilities was 62 minutes. One interruption lasting 103 minutes and 1.67 interruptions a year per customer add up to the 172 minute total.
Source: U.S. Energy Information Administration, Form EIA-861 (final 2025 data), reliability schedule, measured under IEEE 1366. Utilities define events slightly differently, so compare with care.
Rate options and rooftop solar
- Time-of-use pricing. Southeastern Illinois Electric Cooperative does not report a residential time-of-use program in its 2025 EIA filing. Ask the utility, because programs change. How time-of-use rates work.
- Rooftop solar and net metering. EIA shows 320 residential net-metered systems on the Southeastern Illinois Electric Cooperative grid in 2025, with 4.6 megawatts of capacity. How net metering works.
Who owns and regulates it
Owned by the members it serves. An elected board sets the rates, and members may receive capital credits when the co-op has margins to return.
For questions about state consumer protections, see the Illinois Commerce Commission.
Southeastern Illinois Electric Cooperative is an electric cooperative based in Illinois.
Southeastern Illinois Electric Cooperative compared with Illinois
Illinois has 23 utilities with residential customers in the 2025 EIA data. Southeastern Illinois Electric Cooperative is 7th by size and serves about 0.42% of the state's homes. Southeastern Illinois Electric Cooperative lists distribution equipment in 10 counties, so check your county and your bill before you assume it serves you. 320 of its residential customers use net metering, or 14.2 per 1,000 homes, against 22.9 for Illinois as a whole.
Source: U.S. Energy Information Administration, Form EIA-861 (final 2025 data). Peers are other utilities of the same type in Illinois with at least 1,000 residential customers and a reported price.
Other Illinois utilities
| Utility | Type | Homes | Cents per kWh |
|---|---|---|---|
| Southeastern Illinois Electric Cooperative | Cooperative | 22,607 | 14.80 |
| Corn Belt Energy | Cooperative | 34,952 | 15.59 |
| Southwestern Electric Cooperative | Cooperative | 24,414 | 15.37 |
| Norris Electric Cooperative | Cooperative | 18,163 | 15.06 |
| Jo-Carroll Energy | Cooperative | 17,278 | 20.49 |
| Rock Energy Cooperative | Cooperative | 16,830 | 14.58 |
See every one on the electric companies in Illinois page.
Official site and where to get help
Kilowatt Atlas is not Southeastern Illinois Electric Cooperative and does not take payments, start service or manage accounts. To pay a bill, report an outage or start service, use the website, app or phone number printed on your bill. Be careful with search ads and lookalike sites that offer to pay your bill for a fee.
- Want to understand a line on your bill? Read how to read your electric bill.
- Think your bill is high? Try the bill checker.
- Illinois allows retail choice in part or all of the state. See the provider guide.
Southeastern Illinois Electric Cooperative questions
What is the average residential electric rate for Southeastern Illinois Electric Cooperative?
Southeastern Illinois Electric Cooperative residential customers on bundled service paid an average of 14.80 cents per kWh in 2025, with average use of 1,222 kWh a month and an average bill of $180.79 (EIA Form EIA-861). The Illinois average was 17.67 cents.
How many customers does Southeastern Illinois Electric Cooperative have?
EIA reports about 22,607 residential customers for Southeastern Illinois Electric Cooperative in 2025.
Who regulates Southeastern Illinois Electric Cooperative?
Owned by the members it serves. An elected board sets the rates, and members may receive capital credits when the co-op has margins to return. See the regulator for Illinois on the Illinois state page.
How reliable is Southeastern Illinois Electric Cooperative?
For 2025, Southeastern Illinois Electric Cooperative reported an average of 172 minutes of outage per customer and 1.67 interruptions per customer, excluding major event days (IEEE 1366). Utilities measure outages in slightly different ways, so compare with care.