Electricity rates in 61378 — West Brooklyn, IL
Homes in ZIP 61378 pay about 20.3¢ per kWh (Commonwealth Edison Co., Jan–Aug 2026). The Illinois average is 19.3¢ and the U.S. average 18.2¢ (Aug 2026).
What a month of electricity costs
Monthly cost at the average price of 20.3¢ per kWh. Real bills add or subtract fixed charges, tiers, time-of-use and fuel adjustments.
Where ZIP 61378 is
Outlined: ZIP code area · scroll or pinch to zoomUtilities serving 61378
| Utility | Home price | Avg. bill | Customers in IL |
|---|---|---|---|
| Commonwealth Edison Co. Investor Owned | 20.3¢ Jan–Aug 2026 | $89 | 3,727,675 |
| Rochelle Municipal Utilities Municipal · serves Lee County | 13.2¢ 2024 | $88 | 5,854 |
Utilities are matched to this ZIP code by NREL’s ZIP–utility table and the EIA service-territory list for Lee County; county matches may serve only part of the area. Prices are each utility’s average residential revenue per kWh.
Illinois price trend
Hover or tap the chart for exact monthly values. Source: EIA-861M (monthly, latest months preliminary); forecast: EIA Short-Term Energy Outlook (October 2026) for the East North Central region, which includes Illinois, Indiana, Michigan, Ohio, Wisconsin.
Averages, not a quote. Prices here are what each utility’s residential customers paid on average (revenue ÷ kWh sold, fixed charges included), as reported to the U.S. Energy Information Administration. Your own rate depends on your plan, season and usage — check your bill or your utility’s tariff.
Questions about 61378
How much does electricity cost in 61378?
About 20.3¢ per kWh for homes (Commonwealth Edison Co., Jan–Aug 2026, EIA). At 900 kWh a month that is roughly $183.
Who is the electric utility for 61378?
Commonwealth Edison Co., with about 3,727,675 residential customers in Illinois; 1 other utility also serves parts of the area.
Is electricity in IL getting more expensive?
The Illinois residential average was 19.3¢ per kWh in August 2026, up 7.2% from a year earlier; the U.S. average was 18.2¢.
Can I choose my electricity supplier in IL?
Illinois allows retail electricity choice for many households; the local utility still delivers the power.