Gas in Washington averaged $3.11 in 2019 — $3.92 in today’s money
Average, that year
$3.11
In 2025 dollars
$3.92
The average price of a gallon of regular gasoline in Washington across 2019, shown both as it was at the pump and adjusted for inflation to constant 2025 dollars (CPI-U).
Across the year
How Washington prices moved through 2019
Weekly average for regular gasoline. The year’s high was $3.46 the week of May 13, 2019; the low was $2.74 the week of February 11, 2019 — a swing of 26.5%.
View the weekly data (52 weeks)
| Week of | Nominal | 2025 $ |
|---|---|---|
| January 7, 2019 | $2.92 | $3.72 |
| January 14, 2019 | $2.87 | $3.66 |
| January 21, 2019 | $2.81 | $3.59 |
| January 28, 2019 | $2.76 | $3.52 |
| February 4, 2019 | $2.75 | $3.49 |
| February 11, 2019 | $2.74 | $3.48 |
| February 18, 2019 | $2.74 | $3.48 |
| February 25, 2019 | $2.74 | $3.48 |
| March 4, 2019 | $2.74 | $3.47 |
| March 11, 2019 | $2.78 | $3.53 |
| March 18, 2019 | $2.85 | $3.61 |
| March 25, 2019 | $2.96 | $3.75 |
| April 1, 2019 | $3.05 | $3.85 |
| April 8, 2019 | $3.15 | $3.97 |
| April 15, 2019 | $3.27 | $4.13 |
| April 22, 2019 | $3.36 | $4.24 |
| April 29, 2019 | $3.40 | $4.29 |
| May 6, 2019 | $3.45 | $4.35 |
| May 13, 2019 | $3.46 | $4.36 |
| May 20, 2019 | $3.44 | $4.33 |
| May 27, 2019 | $3.43 | $4.33 |
| June 3, 2019 | $3.40 | $4.30 |
| June 10, 2019 | $3.35 | $4.22 |
| June 17, 2019 | $3.30 | $4.17 |
| June 24, 2019 | $3.24 | $4.08 |
| July 1, 2019 | $3.22 | $4.05 |
| July 8, 2019 | $3.19 | $4.02 |
| July 15, 2019 | $3.17 | $3.99 |
| July 22, 2019 | $3.14 | $3.96 |
| July 29, 2019 | $3.12 | $3.93 |
| August 5, 2019 | $3.11 | $3.91 |
| August 12, 2019 | $3.10 | $3.89 |
| August 19, 2019 | $3.09 | $3.88 |
| August 26, 2019 | $3.08 | $3.87 |
| September 2, 2019 | $3.05 | $3.82 |
| September 9, 2019 | $3.06 | $3.84 |
| September 16, 2019 | $3.05 | $3.83 |
| September 23, 2019 | $3.06 | $3.84 |
| September 30, 2019 | $3.08 | $3.86 |
| October 7, 2019 | $3.12 | $3.91 |
| October 14, 2019 | $3.20 | $4.01 |
| October 21, 2019 | $3.27 | $4.09 |
| October 28, 2019 | $3.29 | $4.12 |
| November 4, 2019 | $3.30 | $4.12 |
| November 11, 2019 | $3.29 | $4.10 |
| November 18, 2019 | $3.27 | $4.08 |
| November 25, 2019 | $3.23 | $4.04 |
| December 2, 2019 | $3.20 | $3.98 |
| December 9, 2019 | $3.17 | $3.94 |
| December 16, 2019 | $3.06 | $3.80 |
| December 23, 2019 | $3.00 | $3.74 |
| December 30, 2019 | $3.00 | $3.74 |
Year over year
How 2019 compares, adjusted for inflation
2019 was Washington’s 16th-most-expensive year for gas on record, adjusted for inflation — equivalently, the 9th-cheapest of 24 years (2003–2026).
Every grade
Washington fuel prices by grade in 2019
Year-average price per grade. Premium figures are the spread drivers paid for higher-octane fuel that year.
| Grade | Avg / gal | 2025 $ | vs. regular |
|---|---|---|---|
| Regular | $3.11 | $3.92 | — |
| Midgrade | $3.40 | $4.29 | +29.1¢ |
| Premium | $3.49 | $4.39 | +37.4¢ |
Common questions
Washington gas prices in 2019, answered
- What was the average price of gas in Washington in 2019?
- The average price of regular gasoline in Washington in 2019 was $3.11 per gallon — about $3.92 in 2025 dollars after adjusting for inflation, according to U.S. Energy Information Administration weekly data.
- How high did gas prices get in Washington during 2019?
- Washington's weekly average for regular gasoline peaked at $3.46 the week of May 13, 2019 and bottomed out at $2.74 the week of February 11, 2019 — a swing of 26.5% across the year.
- Were gas prices in Washington higher in 2019 than in 2018?
- Adjusted for inflation, regular gasoline in Washington was cheaper in 2019 than in 2018, down 4.7% year over year.
- How does 2019 rank for gas prices in Washington history?
- Adjusted for inflation, 2019 was the 16th-most-expensive year for regular gasoline in Washington out of the 24 years EIA has published weekly prices (2003–2026).