US Gas Gauge

Gas in California averaged $1.72 in 2000 $3.20 in today’s money

Average, that year
$1.72
In 2025 dollars
$3.20

The average price of a gallon of regular gasoline in California across 2000, shown both as it was at the pump and adjusted for inflation to constant 2025 dollars (CPI-U). EIA’s weekly series for California begins mid-2000, so this year reflects 32 weeks of data.

Across the year

How California prices moved through 2000

Weekly average for regular gasoline. The year’s high was $1.85 the week of September 11, 2000; the low was $1.61 the week of June 5, 2000 — a swing of 14.6%.

Weekly · 2000
View the weekly data (32 weeks)
Week ofNominal2025 $
May 22, 2000$1.63$3.07
May 29, 2000$1.63$3.06
June 5, 2000$1.61$3.02
June 12, 2000$1.61$3.02
June 19, 2000$1.62$3.03
June 26, 2000$1.64$3.07
July 3, 2000$1.71$3.19
July 10, 2000$1.73$3.22
July 17, 2000$1.72$3.21
July 24, 2000$1.71$3.19
July 31, 2000$1.68$3.13
August 7, 2000$1.67$3.11
August 14, 2000$1.67$3.11
August 21, 2000$1.67$3.11
August 28, 2000$1.70$3.17
September 4, 2000$1.79$3.32
September 11, 2000$1.85$3.43
September 18, 2000$1.83$3.40
September 25, 2000$1.83$3.40
October 2, 2000$1.83$3.39
October 9, 2000$1.83$3.38
October 16, 2000$1.81$3.35
October 23, 2000$1.80$3.33
October 30, 2000$1.80$3.33
November 6, 2000$1.79$3.31
November 13, 2000$1.78$3.28
November 20, 2000$1.75$3.24
November 27, 2000$1.74$3.22
December 4, 2000$1.72$3.17
December 11, 2000$1.69$3.11
December 18, 2000$1.66$3.06
December 25, 2000$1.65$3.04
Year over year

How 2000 compares, adjusted for inflation

2000 was California’s 25th-most-expensive year for gas on record, adjusted for inflation — equivalently, the 3rd-cheapest of 27 years (20002026).

Every grade

California fuel prices by grade in 2000

Year-average price per grade, including diesel. Premium figures are the spread drivers paid for higher-octane fuel that year.

GradeAvg / gal2025 $vs. regular
Regular$1.72$3.20
Midgrade$1.82$3.39+10.1¢
Premium$1.92$3.58+20.1¢
Diesel$1.67$3.12+-5.1¢
Common questions

California gas prices in 2000, answered

What was the average price of gas in California in 2000?
The average price of regular gasoline in California in 2000 was $1.72 per gallon — about $3.20 in 2025 dollars after adjusting for inflation, according to U.S. Energy Information Administration weekly data.
How high did gas prices get in California during 2000?
California's weekly average for regular gasoline peaked at $1.85 the week of September 11, 2000 and bottomed out at $1.61 the week of June 5, 2000 — a swing of 14.6% across the year.
How does 2000 rank for gas prices in California history?
Adjusted for inflation, 2000 was the 25th-most-expensive year for regular gasoline in California out of the 27 years EIA has published weekly prices (2000–2026).