Residential electricity prices in Sammamish, WA in March 2025 averaged approximately 12.63 cents per kilowatthour (¢/kWh), which was about 26% less than the national average rate of 17.11 ¢/kWh (March 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 February 2024 to February 2025 - residential electricity prices in Sammamish increased approximately 10%, from 11.38 ¢/kWh to 12.48 ¢/kWh. [1]
→ Electricity rates listed as zero are not currently available.
Residential natural gas prices in Sammamish in March 2025 averaged 17.31 dollars per thousand cubic feet ($/Mcf), which was approximately 19% more 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 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 8%, from 15.39 $/Mcf (February 2024) to 16.59 $/Mcf (February 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.
Read More
Penn State researchers recently examined microgrids and discovered that they may not always be a wise economic move for communities.
Read More
Through the analysis of publicly available data filed by electricity suppliers, the CT OCC discovered that electricity customers overpaid by $58 million in 2015.
Read More
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.
The first (electricity) power plant - owned by Thomas Edison - opened in New York City in 1882.
Take the first step toward powering your home with solar energy.
Learn about your specific solar options, with NO obligation.
