Residential electricity prices in Johnston, IA in March 2025 averaged approximately 12.55 cents per kilowatthour (¢/kWh), which was about 28% less than the national average rate of 17.45 ¢/kWh (March 2025). [1]
→ Electricity rates listed as zero are not currently available.
See how electricity costs in Johnston differ from the average electricity costs for the U.S. overall. [1]
On a year-over-year basis - from February 2024 to February 2025 - residential electricity prices in Johnston decreased approximately 0%, from 12.22 ¢/kWh to 12.21 ¢/kWh. [1]
→ Electricity rates listed as zero are not currently available.
Residential natural gas prices in Johnston in March 2025 averaged 11.50 dollars per thousand cubic feet ($/Mcf), which was approximately 21% less than the national average rate of 14.57 $/Mcf (March 2025). [2]
→ Natural gas prices listed as zero are not currently available.
See the chart below to see a comparison of Johnston natural gas prices against U.S. average prices. Compare Johnston natural gas costs to overall U.S. average costs. [2]
On a year-over-year basis, residential natural gas prices in Johnston (Iowa) decreased approximately 14%, from 10.44 $/Mcf (February 2024) to 9.03 $/Mcf (February 2025). [2]
→ Natural gas prices listed as zero are not currently available.
The city of Johnston (Iowa) has an average annual solar radiation value of 5.03 kilowatt hours per square meter per day (kWh/m2/day). Compare Johnston values to both low and high values in the U.S. overall: [3]
→ Solar radiation values listed as zero are not currently available.
See the chart below for a comparison of Johnston solar radiation levels against other areas in the U.S. Compare Johnston 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 Johnston, IA in Polk County has an approximate population of 17,278. [4]
To learn more about utility rates & usage in Johnston, IA, or for other information related to utilities in Johnston, visit the U.S. Energy Information Administration.
About 19 percent of total U.S. residential electricity usage in 2011 was for space cooling.
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