Electricity rates in Chicago, IL
Chicago (population 2,731,585) is served by Commonwealth Edison. A typical home on its cheapest plan open to any household, DTOD, pays about $142 a month, 20.40¢ per kWh all-in: 8% above the Illinois average of the last 12 months.
Utility ComEdPopulation Census 2025 estimateState average EIA, 12 months to August 2026
Typical all-in priceDTOD
ComEd plans for a Chicago home
| Plan | Typical bill | All-in ¢/kWh | Summer weekday windows | EV, 1,000 mi |
|---|---|---|---|---|
| BESChecked | $143/mo | 20.44 | Same price all day | $49/mo |
| DTODChecked | $142/mo | 20.40 | Super off-peak 12 am–6 am, Mid-peak 6 am–1 pm, Peak 1 pm–7 pm, Super off-peak 9 pm–12 am | $41/mo |
Typical bill: average Illinois use of 697 kWh a month, shaped hour by hour (NREL ResStock), averaged over the year. EV: Tesla Model Y Long Range AWD, 275 kWh a month from the wall, charging from its cheapest start hour. Full ComEd tariff details and sources.
Chicago electricity: common questions
Who provides electricity in Chicago, IL?
The center of Chicago lies in Commonwealth Edison’s retail service territory, according to the federal service-territory map built from EIA-861 data. Territories are drawn approximately, so homes near the city limits can be served by another utility or cooperative; the name on your bill is the authority.
How much is electricity per kWh in Chicago?
On ComEd’s DTOD plan, a typical Illinois home using 697 kWh a month pays about 20.40¢ per kWh all-in before taxes, or $142 a month. The Illinois average over the last 12 months was 18.91¢ (EIA).
How much does it cost to charge an EV in Chicago?
Driving 1,000 miles a month in a Tesla Model Y Long Range AWD adds about $41 a month on ComEd’s DTOD plan when charging starts at its cheapest hour (12 am), against about $163 of gasoline for a 25.5 mpg car.
When is electricity cheapest in Chicago?
Only on a time-of-use plan does the hour matter. On ComEd’s DTOD, summer weekday prices are highest in these windows: DTOD: Super off-peak 12 am–6 am, Mid-peak 6 am–1 pm, Peak 1 pm–7 pm, Super off-peak 9 pm–12 am. Running dishwashers, laundry and EV charging outside them costs less. Find the cheapest hour for an appliance.
Calculators with ComEd preloaded
Other cities in Illinois
Sources: population, Census Bureau Vintage 2025 estimates; city location, Census Gazetteer; service territory, Electric Retail Service Territories (HIFLD/ORNL, from EIA-861); tariffs, see the ComEd page.