Residential electricity prices in Rancho Santa Margarita, 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 Rancho Santa Margarita 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 Rancho Santa Margarita increased approximately 5%, from 31.72 ¢/kWh to 33.22 ¢/kWh. [1]
→ Electricity rates listed as zero are not currently available.
Sorry, Rancho Santa Margarita residential natural gas price data is not currently available. Please check back later.
See the chart below to see a comparison of Rancho Santa Margarita natural gas prices against U.S. average prices. Compare Rancho Santa Margarita natural gas costs to overall U.S. average costs. [2]
On a year-over-year basis, residential natural gas prices in Rancho Santa Margarita (California) increased approximately n/a%, from $/Mcf ( ) to $/Mcf ( ). [2]
→ Natural gas prices listed as zero are not currently available.
Sorry, Rancho Santa Margarita solar data is not currently available. Please check back later.
See the chart below for a comparison of Rancho Santa Margarita solar radiation levels against other areas in the U.S. Compare Rancho Santa Margarita 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 Rancho Santa Margarita, CA in Orange County has an approximate population of 47,853. [4]
To learn more about utility rates & usage in Rancho Santa Margarita, CA, or for other information related to utilities in Rancho Santa Margarita, visit the U.S. Energy Information Administration.
A physical process known as the photovoltaic effect is how solar cells convert sunlight into electricity.
Take the first step toward powering your home with solar energy.
Learn about your specific solar options, with NO obligation.
