Gas in Colorado averaged $3.40 in 2011 — $4.87 in today’s money
The average price of a gallon of regular gasoline in Colorado across 2011, shown both as it was at the pump and adjusted for inflation to constant 2025 dollars (CPI-U).
How Colorado prices moved through 2011
Weekly average for regular gasoline. The year’s high was $3.78 the week of May 16, 2011; the low was $2.84 the week of January 3, 2011 — a swing of 33.3%.
View the weekly data (52 weeks)
| Week of | Nominal | 2025 $ |
|---|---|---|
| January 3, 2011 | $2.84 | $4.13 |
| January 10, 2011 | $2.87 | $4.17 |
| January 17, 2011 | $2.93 | $4.26 |
| January 24, 2011 | $2.96 | $4.31 |
| January 31, 2011 | $2.97 | $4.32 |
| February 7, 2011 | $2.99 | $4.34 |
| February 14, 2011 | $3.01 | $4.36 |
| February 21, 2011 | $3.06 | $4.43 |
| February 28, 2011 | $3.19 | $4.63 |
| March 7, 2011 | $3.33 | $4.80 |
| March 14, 2011 | $3.36 | $4.85 |
| March 21, 2011 | $3.37 | $4.86 |
| March 28, 2011 | $3.42 | $4.93 |
| April 4, 2011 | $3.49 | $5.01 |
| April 11, 2011 | $3.57 | $5.12 |
| April 18, 2011 | $3.59 | $5.16 |
| April 25, 2011 | $3.62 | $5.20 |
| May 2, 2011 | $3.69 | $5.28 |
| May 9, 2011 | $3.72 | $5.33 |
| May 16, 2011 | $3.78 | $5.42 |
| May 23, 2011 | $3.75 | $5.37 |
| May 30, 2011 | $3.72 | $5.32 |
| June 6, 2011 | $3.69 | $5.28 |
| June 13, 2011 | $3.65 | $5.23 |
| June 20, 2011 | $3.62 | $5.18 |
| June 27, 2011 | $3.55 | $5.09 |
| July 4, 2011 | $3.49 | $4.99 |
| July 11, 2011 | $3.49 | $4.98 |
| July 18, 2011 | $3.50 | $5.00 |
| July 25, 2011 | $3.50 | $5.00 |
| August 1, 2011 | $3.51 | $5.00 |
| August 8, 2011 | $3.50 | $4.98 |
| August 15, 2011 | $3.45 | $4.92 |
| August 22, 2011 | $3.44 | $4.90 |
| August 29, 2011 | $3.47 | $4.94 |
| September 5, 2011 | $3.52 | $5.00 |
| September 12, 2011 | $3.55 | $5.05 |
| September 19, 2011 | $3.54 | $5.02 |
| September 26, 2011 | $3.49 | $4.96 |
| October 3, 2011 | $3.45 | $4.90 |
| October 10, 2011 | $3.45 | $4.89 |
| October 17, 2011 | $3.50 | $4.98 |
| October 24, 2011 | $3.50 | $4.98 |
| October 31, 2011 | $3.48 | $4.94 |
| November 7, 2011 | $3.46 | $4.90 |
| November 14, 2011 | $3.43 | $4.87 |
| November 21, 2011 | $3.38 | $4.79 |
| November 28, 2011 | $3.33 | $4.72 |
| December 5, 2011 | $3.29 | $4.65 |
| December 12, 2011 | $3.22 | $4.56 |
| December 19, 2011 | $3.13 | $4.43 |
| December 26, 2011 | $3.07 | $4.35 |
2011: Colorado and the national picture
2011 coincided with the Arab Spring and Libyan civil war. In Colorado, the weekly average for regular gasoline ran from a low of $2.84 (January 3, 2011) to a high of $3.78 (May 16, 2011). Adjusted for inflation, the year’s average of $4.87 ranks 2nd-highest in the state’s weekly record.
How 2011 compares, adjusted for inflation
2011 was Colorado’s 2nd-most-expensive year for gas on record, adjusted for inflation — equivalently, the 26th-cheapest of 27 years (2000–2026).
Colorado 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 | $3.40 | $4.87 | — |
| Midgrade | $3.51 | $5.03 | +11.3¢ |
| Premium | $3.63 | $5.19 | +22.5¢ |
Colorado gas prices in 2011, answered
- What was the average price of gas in Colorado in 2011?
- The average price of regular gasoline in Colorado in 2011 was $3.40 per gallon — about $4.87 in 2025 dollars after adjusting for inflation, according to U.S. Energy Information Administration weekly data.
- How high did gas prices get in Colorado during 2011?
- Colorado's weekly average for regular gasoline peaked at $3.78 the week of May 16, 2011 and bottomed out at $2.84 the week of January 3, 2011 — a swing of 33.3% across the year.
- Were gas prices in Colorado higher in 2011 than in 2010?
- Adjusted for inflation, regular gasoline in Colorado was more expensive in 2011 than in 2010, up 23.6% year over year.
- How does 2011 rank for gas prices in Colorado history?
- Adjusted for inflation, 2011 was the 2nd-most-expensive year for regular gasoline in Colorado out of the 27 years EIA has published weekly prices (2000–2026).