Residential electricity prices in Naperville, IL in August 2026 averaged approximately 19.32 cents per kilowatthour (¢/kWh), which was about 6% more than the national average rate of 18.16 ¢/kWh (August 2026). [1]
→ Electricity rates listed as zero are not currently available.
See how electricity costs in Naperville differ from the average electricity costs for the U.S. overall. [1]
On a year-over-year basis - from July 2025 to July 2026 - residential electricity prices in Naperville increased approximately 12%, from 17.19 ¢/kWh to 19.22 ¢/kWh. [1]
→ Electricity rates listed as zero are not currently available.
Residential natural gas prices in Naperville in August 2026 averaged 21.38 dollars per thousand cubic feet ($/Mcf), which was approximately 21% less than the national average rate of 27.05 $/Mcf (August 2026). [2]
→ Natural gas prices listed as zero are not currently available.
See the chart below to see a comparison of Naperville natural gas prices against U.S. average prices. Compare Naperville natural gas costs to overall U.S. average costs. [2]
On a year-over-year basis, residential natural gas prices in Naperville (Illinois) decreased approximately 8%, from 22.77 $/Mcf (July 2025) to 21.04 $/Mcf (July 2026). [2]
→ Natural gas prices listed as zero are not currently available.
Sorry, Naperville solar data is not currently available. Please check back later.
See the chart below for a comparison of Naperville solar radiation levels against other areas in the U.S. Compare Naperville levels against both 1) low average solar radition levels (WA) and also 2) high average solar radiation levels (NV). [3]
→ k/m/d: kilowatt hours per square meter per day.
→ Solar radiation values listed as zero are not currently available.
Households in the United States have benefited from falling energy prices in recent years, which has driven down the cost of living.
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Penn State researchers recently examined microgrids and discovered that they may not always be a wise economic move for communities.
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Through the analysis of publicly available data filed by electricity suppliers, the CT OCC discovered that electricity customers overpaid by $58 million in 2015.
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The city of Naperville, IL in DuPage County has an approximate population of 141,853. [4]
To learn more about utility rates & usage in Naperville, IL, or for other information related to utilities in Naperville, visit the U.S. Energy Information Administration.
The first (electricity) power plant - owned by Thomas Edison - opened in New York City in 1882.
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