Residential electricity prices in 98074 in April 2025 averaged approximately 13.03 cents per kilowatthour (¢/kWh), which was about 25% less than the national average rate of 17.45 ¢/kWh (April 2025). [1]
→ Electricity rates listed as zero are not currently available.
See how electricity costs in 98074 differ from the average electricity costs for the U.S. overall. [1]
On a year-over-year basis - from March 2024 to March 2025 - residential electricity prices in 98074 increased approximately 8%, from 11.70 ¢/kWh to 12.63 ¢/kWh. [1]
→ Electricity rates listed as zero are not currently available.
Residential natural gas prices in 98074 in April 2025 averaged 18.17 dollars per thousand cubic feet ($/Mcf), which was approximately 13% more than the national average rate of 16.05 $/Mcf (April 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 98074 (Sammamish, WA) 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 11%, from 15.60 $/Mcf (March 2024) to 17.31 $/Mcf (March 2025). [2]
→ Natural gas prices listed as zero are not currently available.
The ZIP code of 98074 (Sammamish, WA) 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 ZIP code 98074 is associated with the city of Sammamish, WA in King County. [4]
To learn more about utility rates & usage in 98074, or for other information related to utilities in Washington, visit the U.S. Energy Information Administration.
Nuclear energy sources provided more than 20 percent of United States electricity in 2011.
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