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CALIFORNIA BILL ESTIMATOR
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Understanding electricity costs in California
California has one of the highest statewide residential averages, so efficiency and time-of-use behavior can materially affect bills.
Data context
The May 2026 residential average was 33.25 cents/kWh versus 31.07 cents in May 2025. The U.S. average was 18.44 cents/kWh.
What can move the bill?
01
Air conditioning during inland heat
02
Tiered and time-of-use price structures
03
Pool pumps and electric vehicles
High-impact household loads
Source
U.S. EIA, Electric Power Monthly, Table 5.6.A, residential sector, May 2026 preliminary data.