For the 12 months ending February, the California CPI rose 3.0%, edging down from 3.2% for the year ending January. In the same period, the US CPI dipped to 2.8% in February from 3.0% in January. Using the same Department of Finance weighting formula, Food at Home (groceries) rose 1.6% in California compared to 1.9% for the US. Food Away from Home (restaurants and takeout) rose 5.2% compared to the US at 3.7%.

The April average price per gallon of regular gasoline in California rose 12 cents from March to $4.85. The California regulatory and tax premium above the average for the US other than California ($3.05) rose to $1.80, a 58.9% difference.

In April, California had the highest gasoline price among the contiguous states and DC. Californians paid $2.16 a gallon more than consumers in Mississippi, the state with the lowest price.

In March, California Energy Commission data indicates that $1.42 (31.7%) of the price of a gallon of regular gasoline was paid to cover state, local, and federal taxes and fees. The Commission, however, has not been updating their gasoline pricing data. The Gasoline Price Breakdown and Margins data containing details on taxes and environmental fees was last updated for the week of March 31. The margin analysis required under SB 1322 has not been updated since November, and contains only partial data with reports beginning last May.

The April average price per gallon of diesel in California eased 3 cents from March to $5.00. The California regulatory and tax premium above the average for the US other than California ($3.47) rose to $1.53, a 44.2% difference.

In April, California had the highest diesel price among the contiguous states and DC.

The cost premium above the US (other than California) average price for regular gasoline ranged from $1.64 in the Inland Empire Region (average April price of $4.69), to $2.06 in Central Coast Region (average April price of $5.11).

California average Residential Price for the 12 months ended February 2025 was 31.90 cents/kWh, 104.1% higher than the US average of 15.63 cents/kWh for all states other than California. California's residential prices were the highest among the contiguous states and DC.

For the 12 months ended February 2025, the average annual Residential electricity bill in California was $1,950, or 96.2% higher ($956) than the comparable bill in 2010 (the year the AB 32 implementation began with the Early Action items). In this same period, the average US (less CA) electricity bill for all the other states grew only 26.7% ($365).

In 2010, California had the 9th lowest residential electricity bill among the contiguous states and DC. In the latest data, it had the 6th highest.

Residential bills, however, vary widely by region. Transforming the 2022 data from the Energy Commission, estimated annual household usage is as much as 82% higher in the interior regions compared to the milder climate coastal areas, and substantially higher when comparing across counties.

For the 12 months ended February 2025, California's higher electricity prices translated into Residential ratepayers paying $14.1 billion more than the average ratepayers elsewhere in the US using the same amount of energy. Compared to the lowest cost state, California households paid $17.7 billion more.

California average Commercial Price for the 12 months ended February 2025 was 25.39 cents/kWh, 113.2% higher than the US average of 11.91 cents/kWh for all states other than California. California's commercial prices were the highest among the contiguous states and DC.

California average Industrial Price for the 12 months ended February 2025 was 21.91 cents/kWh, 187.2% higher than the US average of 7.63 cents/kWh for all states other than California. California's industrial prices were the 1th highest among the contiguous states and DC.

For the 12 months ended February 2025, California's higher electricity prices translated into Commercial & Industrial ratepayers paying $21.6 billion more than ratepayers elsewhere in the US using the same amount of energy. Compared to the lowest rate states, Commercial & Industrial ratepayers paid $27.9 billion more.