Gas in Colorado averaged $2.25 in 2009 — $3.37 in today’s money
Average, that year
$2.25
In 2025 dollars
$3.37
The average price of a gallon of regular gasoline in Colorado across 2009, shown both as it was at the pump and adjusted for inflation to constant 2025 dollars (CPI-U).
Across the year
How Colorado prices moved through 2009
Weekly average for regular gasoline. The year’s high was $2.59 the week of November 2, 2009; the low was $1.49 the week of January 5, 2009 — a swing of 73.7%.
View the weekly data (52 weeks)
| Week of | Nominal | 2025 $ |
|---|---|---|
| January 5, 2009 | $1.49 | $2.27 |
| January 12, 2009 | $1.55 | $2.35 |
| January 19, 2009 | $1.63 | $2.47 |
| January 26, 2009 | $1.69 | $2.57 |
| February 2, 2009 | $1.77 | $2.68 |
| February 9, 2009 | $1.83 | $2.77 |
| February 16, 2009 | $1.86 | $2.82 |
| February 23, 2009 | $1.83 | $2.76 |
| March 2, 2009 | $1.79 | $2.72 |
| March 9, 2009 | $1.83 | $2.77 |
| March 16, 2009 | $1.82 | $2.76 |
| March 23, 2009 | $1.89 | $2.86 |
| March 30, 2009 | $1.98 | $3.00 |
| April 6, 2009 | $1.99 | $3.02 |
| April 13, 2009 | $2.00 | $3.03 |
| April 20, 2009 | $2.02 | $3.06 |
| April 27, 2009 | $2.04 | $3.09 |
| May 4, 2009 | $2.06 | $3.12 |
| May 11, 2009 | $2.20 | $3.32 |
| May 18, 2009 | $2.25 | $3.41 |
| May 25, 2009 | $2.38 | $3.60 |
| June 1, 2009 | $2.44 | $3.65 |
| June 8, 2009 | $2.51 | $3.76 |
| June 15, 2009 | $2.54 | $3.80 |
| June 22, 2009 | $2.55 | $3.82 |
| June 29, 2009 | $2.53 | $3.79 |
| July 6, 2009 | $2.51 | $3.77 |
| July 13, 2009 | $2.47 | $3.71 |
| July 20, 2009 | $2.44 | $3.65 |
| July 27, 2009 | $2.44 | $3.65 |
| August 3, 2009 | $2.46 | $3.67 |
| August 10, 2009 | $2.54 | $3.79 |
| August 17, 2009 | $2.54 | $3.80 |
| August 24, 2009 | $2.53 | $3.78 |
| August 31, 2009 | $2.51 | $3.75 |
| September 7, 2009 | $2.48 | $3.70 |
| September 14, 2009 | $2.46 | $3.67 |
| September 21, 2009 | $2.43 | $3.63 |
| September 28, 2009 | $2.40 | $3.58 |
| October 5, 2009 | $2.36 | $3.51 |
| October 12, 2009 | $2.35 | $3.50 |
| October 19, 2009 | $2.44 | $3.63 |
| October 26, 2009 | $2.56 | $3.81 |
| November 2, 2009 | $2.59 | $3.84 |
| November 9, 2009 | $2.58 | $3.82 |
| November 16, 2009 | $2.55 | $3.77 |
| November 23, 2009 | $2.53 | $3.75 |
| November 30, 2009 | $2.51 | $3.72 |
| December 7, 2009 | $2.50 | $3.71 |
| December 14, 2009 | $2.48 | $3.68 |
| December 21, 2009 | $2.45 | $3.63 |
| December 28, 2009 | $2.45 | $3.64 |
Year over year
How 2009 compares, adjusted for inflation
2009 was Colorado’s 14th-most-expensive year for gas on record, adjusted for inflation — equivalently, the 14th-cheapest of 27 years (2000–2026).
Every grade
Colorado fuel prices by grade in 2009
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 | $2.25 | $3.37 | — |
| Midgrade | $2.36 | $3.54 | +11.4¢ |
| Premium | $2.47 | $3.71 | +22.2¢ |
Common questions
Colorado gas prices in 2009, answered
- What was the average price of gas in Colorado in 2009?
- The average price of regular gasoline in Colorado in 2009 was $2.25 per gallon — about $3.37 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 2009?
- Colorado's weekly average for regular gasoline peaked at $2.59 the week of November 2, 2009 and bottomed out at $1.49 the week of January 5, 2009 — a swing of 73.7% across the year.
- Were gas prices in Colorado higher in 2009 than in 2008?
- Adjusted for inflation, regular gasoline in Colorado was cheaper in 2009 than in 2008, down 28.6% year over year.
- How does 2009 rank for gas prices in Colorado history?
- Adjusted for inflation, 2009 was the 14th-most-expensive year for regular gasoline in Colorado out of the 27 years EIA has published weekly prices (2000–2026).