Gas in Minnesota averaged $2.15 in 2005 — $3.54 in today’s money
The average price of a gallon of regular gasoline in Minnesota across 2005, shown both as it was at the pump and adjusted for inflation to constant 2025 dollars (CPI-U).
How Minnesota prices moved through 2005
Weekly average for regular gasoline. The year’s high was $2.86 the week of September 5, 2005; the low was $1.70 the week of January 3, 2005 — a swing of 68.5%.
View the weekly data (52 weeks)
| Week of | Nominal | 2025 $ |
|---|---|---|
| January 3, 2005 | $1.70 | $2.86 |
| January 10, 2005 | $1.77 | $2.97 |
| January 17, 2005 | $1.79 | $3.00 |
| January 24, 2005 | $1.83 | $3.08 |
| January 31, 2005 | $1.91 | $3.20 |
| February 7, 2005 | $1.87 | $3.13 |
| February 14, 2005 | $1.86 | $3.12 |
| February 21, 2005 | $1.85 | $3.10 |
| February 28, 2005 | $1.90 | $3.17 |
| March 7, 2005 | $2.00 | $3.33 |
| March 14, 2005 | $2.02 | $3.37 |
| March 21, 2005 | $2.06 | $3.44 |
| March 28, 2005 | $2.10 | $3.50 |
| April 4, 2005 | $2.11 | $3.51 |
| April 11, 2005 | $2.12 | $3.53 |
| April 18, 2005 | $2.00 | $3.32 |
| April 25, 2005 | $2.03 | $3.38 |
| May 2, 2005 | $2.02 | $3.36 |
| May 9, 2005 | $1.95 | $3.24 |
| May 16, 2005 | $1.96 | $3.26 |
| May 23, 2005 | $1.94 | $3.22 |
| May 30, 2005 | $1.93 | $3.21 |
| June 6, 2005 | $2.01 | $3.33 |
| June 13, 2005 | $2.00 | $3.32 |
| June 20, 2005 | $2.08 | $3.46 |
| June 27, 2005 | $2.14 | $3.55 |
| July 4, 2005 | $2.11 | $3.48 |
| July 11, 2005 | $2.25 | $3.72 |
| July 18, 2005 | $2.16 | $3.57 |
| July 25, 2005 | $2.11 | $3.49 |
| August 1, 2005 | $2.15 | $3.53 |
| August 8, 2005 | $2.27 | $3.73 |
| August 15, 2005 | $2.50 | $4.11 |
| August 22, 2005 | $2.54 | $4.18 |
| August 29, 2005 | $2.56 | $4.20 |
| September 5, 2005 | $2.86 | $4.64 |
| September 12, 2005 | $2.75 | $4.45 |
| September 19, 2005 | $2.54 | $4.11 |
| September 26, 2005 | $2.65 | $4.30 |
| October 3, 2005 | $2.79 | $4.50 |
| October 10, 2005 | $2.59 | $4.19 |
| October 17, 2005 | $2.42 | $3.92 |
| October 24, 2005 | $2.29 | $3.71 |
| October 31, 2005 | $2.22 | $3.59 |
| November 7, 2005 | $2.16 | $3.51 |
| November 14, 2005 | $2.15 | $3.50 |
| November 21, 2005 | $2.04 | $3.32 |
| November 28, 2005 | $2.02 | $3.28 |
| December 5, 2005 | $2.08 | $3.38 |
| December 12, 2005 | $2.17 | $3.53 |
| December 19, 2005 | $2.17 | $3.52 |
| December 26, 2005 | $2.14 | $3.48 |
2005: Minnesota and the national picture
2005 coincided with Hurricane Katrina and Gulf Coast refinery outages. In Minnesota, the weekly average for regular gasoline ran from a low of $1.70 (January 3, 2005) to a high of $2.86 (September 5, 2005). Adjusted for inflation, the year’s average of $3.54 ranks 11th-highest in the state’s weekly record.
How 2005 compares, adjusted for inflation
2005 was Minnesota’s 11th-most-expensive year for gas on record, adjusted for inflation — equivalently, the 17th-cheapest of 27 years (2000–2026).
Minnesota fuel prices by grade in 2005
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 | $2.15 | $3.54 | — |
| Midgrade | $2.20 | $3.63 | +5.8¢ |
| Premium | $2.30 | $3.78 | +14.9¢ |
Minnesota gas prices in 2005, answered
- What was the average price of gas in Minnesota in 2005?
- The average price of regular gasoline in Minnesota in 2005 was $2.15 per gallon — about $3.54 in 2025 dollars after adjusting for inflation, according to U.S. Energy Information Administration weekly data.
- How high did gas prices get in Minnesota during 2005?
- Minnesota's weekly average for regular gasoline peaked at $2.86 the week of September 5, 2005 and bottomed out at $1.70 the week of January 3, 2005 — a swing of 68.5% across the year.
- Were gas prices in Minnesota higher in 2005 than in 2004?
- Adjusted for inflation, regular gasoline in Minnesota was more expensive in 2005 than in 2004, up 16.7% year over year.
- How does 2005 rank for gas prices in Minnesota history?
- Adjusted for inflation, 2005 was the 11th-most-expensive year for regular gasoline in Minnesota out of the 27 years EIA has published weekly prices (2000–2026).