Residential electricity prices in Portola Valley, CA in April 2026 averaged approximately 35.25 cents per kilowatthour (¢/kWh), which was about 87% more than the national average rate of 18.83 ¢/kWh (April 2026). [1]
→ Electricity rates listed as zero are not currently available.
See how electricity costs in Portola Valley differ from the average electricity costs for the U.S. overall. [1]
On a year-over-year basis - from March 2025 to March 2026 - residential electricity prices in Portola Valley increased approximately 3%, from 32.48 ¢/kWh to 33.35 ¢/kWh. [1]
→ Electricity rates listed as zero are not currently available.
Residential natural gas prices in Portola Valley in April 2026 averaged 0.00 dollars per thousand cubic feet ($/Mcf), which was approximately 100% less than the national average rate of 18.17 $/Mcf (April 2026). [2]
→ Natural gas prices listed as zero are not currently available.
See the chart below to see a comparison of Portola Valley natural gas prices against U.S. average prices. Compare Portola Valley natural gas costs to overall U.S. average costs. [2]
On a year-over-year basis, residential natural gas prices in Portola Valley (California) decreased approximately 7%, from 22.29 $/Mcf (March 2025) to 20.72 $/Mcf (March 2026). [2]
→ Natural gas prices listed as zero are not currently available.
Sorry, Portola Valley solar data is not currently available. Please check back later.
See the chart below for a comparison of Portola Valley solar radiation levels against other areas in the U.S. Compare Portola Valley 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.
Read More
The town of Portola Valley, CA in San Mateo County has an approximate population of 4,353. [4]
To learn more about utility rates & usage in Portola Valley, CA, or for other information related to utilities in Portola Valley, visit the U.S. Energy Information Administration.
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