Residential electricity prices in Sammamish, WA in May 2025 averaged approximately 13.67 cents per kilowatthour (¢/kWh), which was about 22% less than the national average rate of 17.47 ¢/kWh (May 2025). [1]
→ Electricity rates listed as zero are not currently available.
See how electricity costs in Sammamish differ from the average electricity costs for the U.S. overall. [1]
On a year-over-year basis - from April 2024 to April 2025 - residential electricity prices in Sammamish increased approximately 10%, from 11.82 ¢/kWh to 13.03 ¢/kWh. [1]
→ Electricity rates listed as zero are not currently available.
Residential natural gas prices in Sammamish in May 2025 averaged 0.00 dollars per thousand cubic feet ($/Mcf), which was approximately 100% less than the national average rate of 19.18 $/Mcf (May 2025). [2]
→ Natural gas prices listed as zero are not currently available.
See the chart below to see a comparison of Sammamish natural gas prices against U.S. average prices. Compare Sammamish natural gas costs to overall U.S. average costs. [2]
On a year-over-year basis, residential natural gas prices in Sammamish (Washington) increased approximately 13%, from 16.10 $/Mcf (April 2024) to 18.17 $/Mcf (April 2025). [2]
→ Natural gas prices listed as zero are not currently available.
The city of Sammamish (Washington) has an average annual solar radiation value of 3.82 kilowatt hours per square meter per day (kWh/m2/day). Compare Sammamish 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 Sammamish solar radiation levels against other areas in the U.S. Compare Sammamish 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 Sammamish, WA in King County has an approximate population of 45,780. [4]
To learn more about utility rates & usage in Sammamish, WA, or for other information related to utilities in Sammamish, visit the U.S. Energy Information Administration.
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