Gas in Massachusetts averaged $3.53 in 2011 — $5.05 in today’s money
The average price of a gallon of regular gasoline in Massachusetts across 2011, shown both as it was at the pump and adjusted for inflation to constant 2025 dollars (CPI-U).
How Massachusetts prices moved through 2011
Weekly average for regular gasoline. The year’s high was $3.96 the week of May 16, 2011; the low was $3.08 the week of January 3, 2011 — a swing of 28.7%.
View the weekly data (52 weeks)
| Week of | Nominal | 2025 $ |
|---|---|---|
| January 3, 2011 | $3.08 | $4.49 |
| January 10, 2011 | $3.11 | $4.53 |
| January 17, 2011 | $3.11 | $4.53 |
| January 24, 2011 | $3.12 | $4.55 |
| January 31, 2011 | $3.13 | $4.55 |
| February 7, 2011 | $3.14 | $4.55 |
| February 14, 2011 | $3.14 | $4.56 |
| February 21, 2011 | $3.15 | $4.57 |
| February 28, 2011 | $3.30 | $4.79 |
| March 7, 2011 | $3.46 | $5.00 |
| March 14, 2011 | $3.48 | $5.03 |
| March 21, 2011 | $3.48 | $5.02 |
| March 28, 2011 | $3.49 | $5.04 |
| April 4, 2011 | $3.56 | $5.12 |
| April 11, 2011 | $3.66 | $5.26 |
| April 18, 2011 | $3.77 | $5.41 |
| April 25, 2011 | $3.85 | $5.53 |
| May 2, 2011 | $3.94 | $5.64 |
| May 9, 2011 | $3.96 | $5.67 |
| May 16, 2011 | $3.96 | $5.68 |
| May 23, 2011 | $3.91 | $5.60 |
| May 30, 2011 | $3.84 | $5.50 |
| June 6, 2011 | $3.79 | $5.44 |
| June 13, 2011 | $3.74 | $5.36 |
| June 20, 2011 | $3.72 | $5.33 |
| June 27, 2011 | $3.70 | $5.30 |
| July 4, 2011 | $3.67 | $5.24 |
| July 11, 2011 | $3.71 | $5.29 |
| July 18, 2011 | $3.76 | $5.37 |
| July 25, 2011 | $3.77 | $5.39 |
| August 1, 2011 | $3.76 | $5.36 |
| August 8, 2011 | $3.75 | $5.35 |
| August 15, 2011 | $3.70 | $5.27 |
| August 22, 2011 | $3.67 | $5.23 |
| August 29, 2011 | $3.64 | $5.18 |
| September 5, 2011 | $3.67 | $5.21 |
| September 12, 2011 | $3.67 | $5.21 |
| September 19, 2011 | $3.61 | $5.13 |
| September 26, 2011 | $3.55 | $5.04 |
| October 3, 2011 | $3.48 | $4.95 |
| October 10, 2011 | $3.43 | $4.87 |
| October 17, 2011 | $3.46 | $4.92 |
| October 24, 2011 | $3.45 | $4.90 |
| October 31, 2011 | $3.42 | $4.86 |
| November 7, 2011 | $3.41 | $4.83 |
| November 14, 2011 | $3.41 | $4.83 |
| November 21, 2011 | $3.38 | $4.79 |
| November 28, 2011 | $3.35 | $4.75 |
| December 5, 2011 | $3.32 | $4.70 |
| December 12, 2011 | $3.28 | $4.65 |
| December 19, 2011 | $3.25 | $4.61 |
| December 26, 2011 | $3.25 | $4.61 |
2011: Massachusetts and the national picture
2011 coincided with the Arab Spring and Libyan civil war. In Massachusetts, the weekly average for regular gasoline ran from a low of $3.08 (January 3, 2011) to a high of $3.96 (May 16, 2011). Adjusted for inflation, the year’s average of $5.05 ranks 2nd-highest in the state’s weekly record.
How 2011 compares, adjusted for inflation
2011 was Massachusetts’s 2nd-most-expensive year for gas on record, adjusted for inflation — equivalently, the 23rd-cheapest of 24 years (2003–2026).
Massachusetts fuel prices by grade in 2011
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 | $3.53 | $5.05 | — |
| Midgrade | $3.67 | $5.25 | +14.2¢ |
| Premium | $3.78 | $5.42 | +25.7¢ |
Massachusetts gas prices in 2011, answered
- What was the average price of gas in Massachusetts in 2011?
- The average price of regular gasoline in Massachusetts in 2011 was $3.53 per gallon — about $5.05 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 2011?
- Massachusetts's weekly average for regular gasoline peaked at $3.96 the week of May 16, 2011 and bottomed out at $3.08 the week of January 3, 2011 — a swing of 28.7% across the year.
- Were gas prices in Massachusetts higher in 2011 than in 2010?
- Adjusted for inflation, regular gasoline in Massachusetts was more expensive in 2011 than in 2010, up 24.6% year over year.
- How does 2011 rank for gas prices in Massachusetts history?
- Adjusted for inflation, 2011 was the 2nd-most-expensive year for regular gasoline in Massachusetts out of the 24 years EIA has published weekly prices (2003–2026).