Electricity rates in 92304 — Amboy, CA
Homes in ZIP 92304 pay about 33.1¢ per kWh (Southern California Edison Co., Jan–Aug 2026). The California average is 29.8¢ and the U.S. average 18.2¢ (Aug 2026).
What a month of electricity costs
Monthly cost at the average price of 33.1¢ per kWh. Real bills add or subtract fixed charges, tiers, time-of-use and fuel adjustments.
Where ZIP 92304 is
Outlined: ZIP code area · scroll or pinch to zoomUtilities serving 92304
| Utility | Home price | Avg. bill | Customers in CA |
|---|---|---|---|
| Southern California Edison Co. Investor Owned | 33.1¢ Jan–Aug 2026 | $164 | 4,594,415 |
| Pacific Gas & Electric Co.. Investor Owned · serves San Bernardino County | 36.7¢ Jan–Aug 2026 | $198 | 5,047,461 |
| Bear Valley Electric Service Investor Owned · serves San Bernardino County | 43.8¢ Jan–Aug 2026 | $95 | 23,327 |
| City of Colton (CA) Municipal · serves San Bernardino County | 24.9¢ 2024 | $133 | 17,472 |
| Rancho Cucamonga Municipal Utility Municipal · serves San Bernardino County | 15.3¢ 2024 | $428 | 3,592 |
| City of Needles (CA) Municipal · serves San Bernardino County | 17.4¢ 2024 | $382 | 3,040 |
| DOD USMC Marine Air Ground Combat Federal · serves San Bernardino County | 16.7¢ 2024 | $306 | 1,514 |
| City of Victorville (CA) Municipal · serves San Bernardino County | 19.9¢ 2024 | $19,021 | 91 |
Utilities are matched to this ZIP code by NREL’s ZIP–utility table and the EIA service-territory list for San Bernardino County; county matches may serve only part of the area. Prices are each utility’s average residential revenue per kWh.
California price trend
Hover or tap the chart for exact monthly values. Source: EIA-861M (monthly, latest months preliminary); forecast: EIA Short-Term Energy Outlook (October 2026) for the Pacific region, which includes Alaska, California, Hawaii, Oregon, Washington.
Averages, not a quote. Prices here are what each utility’s residential customers paid on average (revenue ÷ kWh sold, fixed charges included), as reported to the U.S. Energy Information Administration. Your own rate depends on your plan, season and usage — check your bill or your utility’s tariff.
Questions about 92304
How much does electricity cost in 92304?
About 33.1¢ per kWh for homes (Southern California Edison Co., Jan–Aug 2026, EIA). At 900 kWh a month that is roughly $298.
Who is the electric utility for 92304?
Southern California Edison Co., with about 4,594,415 residential customers in California; 7 other utilities also serve parts of the area.
Is electricity in CA getting more expensive?
The California residential average was 29.8¢ per kWh in August 2026, down 3.8% from a year earlier; the U.S. average was 18.2¢.
Can I choose my electricity supplier in CA?
California allows retail electricity choice for many households; the local utility still delivers the power.