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Illinois · EIA utility 59064 · Energy supplier

Great American Power, LLC electricity rates in Illinois, 2025

Great American Power, LLC’s 1,528 residential customers paid an average of 10.30¢ per kWh in 2025, 42% below the Illinois average of 17.67¢. The typical home used 582 kWh a month, for an average bill of $60.

  • 10.30¢avg ¢/kWh (2025)−0.04¢ (-0.4%) vs 2024
  • $60Avg monthly billIllinois: $127
  • 582 kWhAvg monthly useIllinois: 716 kWh
  • 1,528Residential customersEnergy supplier

Estimate your monthly electric bill

Rate defaults to Great American Power, LLC’s 2025 average. Results update as you type and stay in your browser.

Your bill shows kWh used. Default: the average here, 582 kWh.

Default: Great American Power, LLC average, 2025. Use the all-in rate from your bill (total ÷ kWh) for the closest estimate.

Estimated bill at your rate$60/month
The same usage at each average rate
Rate¢/kWhMonthly billYearly
Great American Power, LLC average, 202510.30¢$60$720
Illinois average, 202517.67¢$103$1,234
Illinois, August 2026 (preliminary)19.32¢$112$1,349
U.S. average, 202517.23¢$100$1,204
Great American Power, LLC sales to Illinois customers, 2025
SectorCustomersSales (MWh)Revenue¢/kWh 2025¢/kWh 2024Change
Residential1,52810,666$1,099,10010.30¢10.35¢−0.04¢ (-0.4%)
Commercial1158$4,6007.93¢7.89¢+0.04¢ (+0.5%)
Industrial00$0n/an/an/a
All sectors1,53910,724$1,103,70010.29¢10.34¢−0.04¢ (-0.4%)

How Great American Power, LLC compares

  • Illinois residential average, 2025: 17.67¢ per kWh, 716 kWh a month, $127 average bill. U.S. average: 17.23¢, 874 kWh, $151.
  • Among 39 energy suppliers in Illinois with at least 1,000 residential customers, Great American Power, LLC ranks 9 of 39 from lowest to highest average price.
  • Latest monthly figure: Illinois homes paid 19.32¢ per kWh in August 2026 (preliminary), against 18.03¢ in August 2025. Summer months often run higher than the annual average.
  • From 2024 to 2025 this average fell 0.4%; the state average rose 11.3%.
  • Great American Power, LLC is a retail energy provider that sells electricity supply in a state with retail choice. Balancing authority: PJM.

Illinois energy suppliers with similar rates

Closest average residential prices in Illinois, 2025
Provider¢/kWhAvg billCustomers
Constellation NewEnergy, Inc9.45¢$65125,423
AEP Energy9.89¢$761,794
Energy Harbor Corp.9.95¢$7711,072
Homefield Energy10.64¢$64147,108
Public Power LLC (CT)11.08¢$823,377
Ambit Energy Holdings, LLC11.38¢$8120,500
Direct Energy Services11.43¢$8542,984
XOOM Energy Illinois, LLC11.47¢$769,040

Sources

Average price = residential revenue ÷ residential kWh sold, as reported to EIA. It includes fixed monthly charges, taxes passed through in revenue and seasonal tiers, averaged over the year. Your own rate depends on your tariff and usage.

All Illinois electricity providers · How we compute rates