Residential electricity prices in 80166 in August 2025 averaged approximately 16.48 cents per kilowatthour (¢/kWh), which was about 6% less than the national average rate of 17.62 ¢/kWh (August 2025). [1]
→ Electricity rates listed as zero are not currently available.
See how electricity costs in 80166 differ from the average electricity costs for the U.S. overall. [1]
On a year-over-year basis - from July 2024 to July 2025 - residential electricity prices in 80166 increased approximately 6%, from 15.22 ¢/kWh to 16.09 ¢/kWh. [1]
→ Electricity rates listed as zero are not currently available.
Residential natural gas prices in 80166 in July 2025 averaged 17.19 dollars per thousand cubic feet ($/Mcf), which was approximately 32% less than the national average rate of 25.27 $/Mcf (July 2025). [2]
→ Natural gas prices listed as zero are not currently available.
See the chart below to see a comparison of Littleton natural gas prices against U.S. average prices. Compare 80166 (Littleton, CO) natural gas costs to overall U.S. average costs. [2]
On a year-over-year basis, residential natural gas prices in Littleton (Colorado) increased approximately 7%, from 15.19 $/Mcf (June 2024) to 16.20 $/Mcf (June 2025). [2]
→ Natural gas prices listed as zero are not currently available.
The ZIP code of 80166 (Littleton, CO) has an average annual solar radiation value of 5.66 kilowatt hours per square meter per day (kWh/m2/day). Compare Littleton 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 Littleton solar radiation levels against other areas in the U.S. Compare Littleton 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 ZIP code 80166 is associated with the city of Littleton, CO in Arapahoe County. [4]
To learn more about utility rates & usage in 80166, or for other information related to utilities in Colorado, visit the U.S. Energy Information Administration.
Appliances like TVs, radios and toasters draw a small electric current even when they are turned off.
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