EIA data through August 2026 · updated 2026-10-29

City of Naperville (IL) electricity rates

City of Naperville (IL) (municipal) residential customers paid about 13.0¢ per kWh (2024 average) — an average bill of $99 for 762 kWh a month.

Avg. home price13.0¢per kWh
Residential customers56,117IL, 2024
Avg. monthly use762kWh
Commercial10.8¢per kWh
Industrial10.7¢per kWh
Illinois has retail electricity choice. Many households can buy electricity supply from a competing supplier, while the local utility still delivers it. The averages here combine utility and supplier sales as reported to the EIA; your state’s public utility commission lists licensed suppliers.

What a month costs with City of Naperville (IL)

500 kWh / month$65
750 kWh / month · avg. use$97
900 kWh / month$117
1,200 kWh / month$156

Monthly cost at the average price of 13.0¢ per kWh. Real bills add or subtract fixed charges, tiers, time-of-use and fuel adjustments.

Price trend

11¢14¢17¢20¢23¢20222023202420252026Illinois averageU.S. average 11¢14¢17¢20¢23¢20222023202420252026Illinois averageU.S. average
Illinois averageU.S. average
Aug 202619.3¢per kWh
vs. 1 year ago+7.2%18.0¢
vs. 5 years ago+50.4%12.8¢
Record high23.9¢May 2026
Avg. home bill$171886 kWh, Aug
EIA forecast, East North Central19.1¢Dec 2027

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.

EIA publishes monthly figures only for larger utilities; this one reports yearly, so the chart shows the state.

ZIP codes served

60101Addison60103Bartlett60105Bensenville60106Bensenville60108Bloomingdale60116Carol Stream60117Bloomingdale60126Elmhurst60128Carol Stream60132Carol Stream60133Hanover Park60137Glen Ellyn60138Glen Ellyn60139Glendale Heights60143Itasca60148Lombard60157Medinah60172Roselle60181Villa Park60184Wayne60185West Chicago60186West Chicago60187Wheaton60188Carol Stream60189Wheaton60190Winfield60191Wood Dale60197Carol Stream60199Carol Stream60399Wood Dale60401Beecher60403Crest Hill60404Shorewood60408Braidwood60410Channahon60417Crete60421Elwood60423Frankfort60431Joliet60432Joliet60433Joliet60434Joliet60435Joliet60436Joliet60440Bolingbrook60441Lockport60442Manhattan60446Romeoville60448Mokena60449Monee60451New Lenox60468Peotone60481Wilmington60484University Park60490Bolingbrook60491Homer Glen60502Aurora60503Aurora60504Aurora60514Clarendon Hills60515Downers Grove60516Downers Grove60517Woodridge60519Eola60521Hinsdale60522Hinsdale60523Oak Brook60527Willowbrook60532Lisle60540Naperville60544Plainfield60555Warrenville60559Westmont60561Darien60563Naperville60564Naperville60565Naperville60566Naperville60567Naperville60569Aurora60572Aurora60585Plainfield60586Plainfield60598Aurora60599Fox Valley

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

What is City of Naperville (IL)’s electricity rate?

About 13.0¢ per kWh for residential customers (2024 average, EIA-861), including fixed charges spread over usage.

What is the average City of Naperville (IL) electric bill?

$99 a month in 2024, for an average of 762 kWh (EIA-861).

Is City of Naperville (IL) cheaper than the Illinois average?

Yes: 13.0¢ versus the Illinois average of 19.3¢ (Aug 2026).