Gas in Massachusetts averaged $1.86 in 2004 — $3.17 in today’s money
Average, that year
$1.86
In 2025 dollars
$3.17
The average price of a gallon of regular gasoline in Massachusetts across 2004, shown both as it was at the pump and adjusted for inflation to constant 2025 dollars (CPI-U).
Across the year
How Massachusetts prices moved through 2004
Weekly average for regular gasoline. The year’s high was $2.11 the week of June 7, 2004; the low was $1.52 the week of January 5, 2004 — a swing of 39.0%.
View the weekly data (52 weeks)
| Week of | Nominal | 2025 $ |
|---|---|---|
| January 5, 2004 | $1.52 | $2.62 |
| January 12, 2004 | $1.56 | $2.70 |
| January 19, 2004 | $1.59 | $2.75 |
| January 26, 2004 | $1.64 | $2.83 |
| February 2, 2004 | $1.64 | $2.84 |
| February 9, 2004 | $1.64 | $2.84 |
| February 16, 2004 | $1.65 | $2.84 |
| February 23, 2004 | $1.67 | $2.87 |
| March 1, 2004 | $1.68 | $2.89 |
| March 8, 2004 | $1.70 | $2.93 |
| March 15, 2004 | $1.71 | $2.93 |
| March 22, 2004 | $1.71 | $2.95 |
| March 29, 2004 | $1.73 | $2.97 |
| April 5, 2004 | $1.73 | $2.97 |
| April 12, 2004 | $1.71 | $2.94 |
| April 19, 2004 | $1.74 | $2.99 |
| April 26, 2004 | $1.75 | $3.00 |
| May 3, 2004 | $1.78 | $3.05 |
| May 10, 2004 | $1.91 | $3.26 |
| May 17, 2004 | $2.02 | $3.45 |
| May 24, 2004 | $2.07 | $3.53 |
| May 31, 2004 | $2.10 | $3.60 |
| June 7, 2004 | $2.11 | $3.59 |
| June 14, 2004 | $2.09 | $3.56 |
| June 21, 2004 | $2.05 | $3.50 |
| June 28, 2004 | $2.01 | $3.43 |
| July 5, 2004 | $1.97 | $3.35 |
| July 12, 2004 | $1.95 | $3.32 |
| July 19, 2004 | $1.94 | $3.30 |
| July 26, 2004 | $1.91 | $3.26 |
| August 2, 2004 | $1.91 | $3.25 |
| August 9, 2004 | $1.90 | $3.23 |
| August 16, 2004 | $1.90 | $3.22 |
| August 23, 2004 | $1.91 | $3.25 |
| August 30, 2004 | $1.89 | $3.22 |
| September 6, 2004 | $1.88 | $3.19 |
| September 13, 2004 | $1.86 | $3.16 |
| September 20, 2004 | $1.86 | $3.15 |
| September 27, 2004 | $1.90 | $3.22 |
| October 4, 2004 | $1.93 | $3.25 |
| October 11, 2004 | $1.96 | $3.30 |
| October 18, 2004 | $2.02 | $3.41 |
| October 25, 2004 | $2.02 | $3.40 |
| November 1, 2004 | $2.02 | $3.39 |
| November 8, 2004 | $2.01 | $3.37 |
| November 15, 2004 | $1.99 | $3.35 |
| November 22, 2004 | $1.97 | $3.30 |
| November 29, 2004 | $1.96 | $3.29 |
| December 6, 2004 | $1.93 | $3.25 |
| December 13, 2004 | $1.89 | $3.18 |
| December 20, 2004 | $1.86 | $3.12 |
| December 27, 2004 | $1.84 | $3.09 |
Year over year
How 2004 compares, adjusted for inflation
2004 was Massachusetts’s 19th-most-expensive year for gas on record, adjusted for inflation — equivalently, the 6th-cheapest of 24 years (2003–2026).
Every grade
Massachusetts fuel prices by grade in 2004
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 | $1.86 | $3.17 | — |
| Midgrade | $1.96 | $3.34 | +10.0¢ |
| Premium | $2.05 | $3.50 | +19.6¢ |
Common questions
Massachusetts gas prices in 2004, answered
- What was the average price of gas in Massachusetts in 2004?
- The average price of regular gasoline in Massachusetts in 2004 was $1.86 per gallon — about $3.17 in 2025 dollars after adjusting for inflation, according to U.S. Energy Information Administration weekly data.
- How high did gas prices get in Massachusetts during 2004?
- Massachusetts's weekly average for regular gasoline peaked at $2.11 the week of June 7, 2004 and bottomed out at $1.52 the week of January 5, 2004 — a swing of 39.0% across the year.
- Were gas prices in Massachusetts higher in 2004 than in 2003?
- Adjusted for inflation, regular gasoline in Massachusetts was more expensive in 2004 than in 2003, up 14.5% year over year.
- How does 2004 rank for gas prices in Massachusetts history?
- Adjusted for inflation, 2004 was the 19th-most-expensive year for regular gasoline in Massachusetts out of the 24 years EIA has published weekly prices (2003–2026).