Residential electricity prices in Foster City, CA in March 2026 averaged approximately 33.35 cents per kilowatthour (¢/kWh), which was about 77% more than the national average rate of 18.83 ¢/kWh (March 2026). [1]
→ Electricity rates listed as zero are not currently available.
See how electricity costs in Foster City differ from the average electricity costs for the U.S. overall. [1]
On a year-over-year basis - from February 2025 to February 2026 - residential electricity prices in Foster City increased approximately 5%, from 31.72 ¢/kWh to 33.22 ¢/kWh. [1]
→ Electricity rates listed as zero are not currently available.
Residential natural gas prices in Foster City in March 2026 averaged 20.72 dollars per thousand cubic feet ($/Mcf), which was approximately INF% more than the national average rate of $/Mcf (March 2026). [2]
→ Natural gas prices listed as zero are not currently available.
See the chart below to see a comparison of Foster City natural gas prices against U.S. average prices. Compare Foster City natural gas costs to overall U.S. average costs. [2]
On a year-over-year basis, residential natural gas prices in Foster City (California) decreased approximately 0%, from 22.50 $/Mcf (February 2025) to 22.45 $/Mcf (February 2026). [2]
→ Natural gas prices listed as zero are not currently available.
Sorry, Foster City solar data is not currently available. Please check back later.
See the chart below for a comparison of Foster City solar radiation levels against other areas in the U.S. Compare Foster City 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 Foster City, CA in San Mateo County has an approximate population of 30,567. [4]
To learn more about utility rates & usage in Foster City, CA, or for other information related to utilities in Foster City, 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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