California gas price history
California gas price historyEvery weekly average the EIA has published for California since 2000-05-22 — 1,379 observations. Today is among the most expensive weeks on record: only 1% were dearer.
Your dates, compared
Was gas cheaper then?
Compare two published weeks in California. Inflation-adjusted prices use September 2026 dollars.
Published weeks: 2025-09-29 and 2026-09-28. A date between releases uses the preceding observation within seven days.
Prices as paid · per gallon
$4.446 → $6.189
39.2% change
In September 2026 dollars · per gallon
$4.612 → $6.189
34.2% change
Sources: US EIA weekly retail prices; BLS monthly CPI-U. The download includes actual observation dates, units and methodology. Prices are averages, not individual station quotes.
- Regular
- Diesel
Show the data as a table
Today’s California prices → What a 100-mile commute costs this week →
Where today sits
Average price by year
| Year | Average | In September 2026 money | Cheapest | Dearest |
|---|---|---|---|---|
| 2026 | $5.35 | — | $3.98 | $6.23 |
| 2025 | $4.41 | — | $4.04 | $4.73 |
| 2024 | $4.53 | $4.86 | $4.09 | $5.27 |
| 2023 | $4.77 | $5.28 | $4.22 | $5.90 |
| 2022 | $5.31 | $6.11 | $4.16 | $6.27 |
| 2021 | $4.01 | $4.98 | $3.10 | $4.55 |
| 2020 | $3.05 | $3.97 | $2.64 | $3.43 |
| 2019 | $3.60 | $4.74 | $3.13 | $4.09 |
| 2018 | $3.48 | $4.67 | $3.15 | $3.71 |
| 2017 | $3.02 | $4.15 | $2.78 | $3.28 |
| 2016 | $2.73 | $3.83 | $2.30 | $2.93 |
| 2015 | $3.17 | $4.50 | $2.44 | $3.90 |
| 2014 | $3.74 | $5.33 | $2.68 | $4.25 |
| 2013 | $3.89 | $5.62 | $3.55 | $4.21 |
| 2012 | $4.03 | $5.92 | $3.51 | $4.66 |
| 2011 | $3.82 | $5.72 | $3.31 | $4.26 |
| 2010 | $3.09 | $4.78 | $2.92 | $3.29 |
| 2009 | $2.68 | $4.20 | $1.87 | $3.15 |
| 2008 | $3.51 | $5.48 | $1.74 | $4.59 |
| 2007 | $3.08 | $5.00 | $2.49 | $3.46 |
| 2006 | $2.81 | $4.69 | $2.21 | $3.33 |
| 2005 | $2.47 | $4.26 | $1.93 | $3.06 |
| 2004 | $2.12 | $3.78 | $1.62 | $2.40 |
| 2003 | $1.83 | $3.35 | $1.58 | $2.15 |
| 2002 | $1.51 | $2.83 | $1.13 | $1.62 |
| 2001 | $1.63 | $3.10 | $1.10 | $1.95 |
| 2000 | $1.72 | $3.35 | $1.61 | $1.85 |
Adjusted using published monthly BLS CPI-U (CUUR0000SA0), in September 2026 dollars. An adjusted annual mean is omitted if any weekly observation lacks published CPI. Compare against the national series →