National Average Unleaded Gas Prices

September 21, 2026 | $4.48

Month ago average | $4.11

Year ago average | $3.18

Next update: 10.5.2026

Source: AAA Daily Gas Prices Report at gasprices.aaa.com/.
 

How that affects your trip

Drive Time (approximate, one-way)
Round Trip Mileage | Gallons Used | COST 2025 | COST 2026 | DIFFERENCE

Minneapolis to Mount Rushmore | 9 hours
1,282 miles | 64.1 gals. | $203.84 | $287.17 | $53.33

Des Moines to Mount Rushmore | 9 hours, 30 minutes
1,300 miles | 65.0 gals. | $206.70 | $291.20 | $84.50

Milwaukee to Mount Rushmore | 12 hours, 30 minutes
1,731 miles | 86.6 gals. | $275.39 | $387.97 | $112.58

Winnipeg to Mount Rushmore | 12 hours
1,639 miles | 82.0 gals. | $260.75 | $367.36 | $106.61

Omaha to Mount Rushmore | 8 hours
1,108 miles | 55.4 gals. | $176.17 | $248.19 | $72.02

Chicago to Mount Rushmore | 13 hours, 45 minutes
1,878 miles | 93.9 gals. | $298.60 | $420.67 | $122.07

Denver to Mount Rushmore | 6 hours
770 miles | 38.5 gals. | $122.43 | $172.48 | $50.05

Dallas to Mount Rushmore | 16 hours, 45 minutes
2,215 miles | 110.8 gals. | $352.34 | $496.38 | $144.04

Grand Rapids to Mount Rushmore | 16 hours, 30 minutes
2,231 miles | 111.6 gals. | $354.89 | $499.97 | $145.08

Kansas City to Mount Rushmore | 10 hours, 30 minutes
1,463 miles | 73.2 gals. | $232.78 | $327.94 | $95.16

Estimates are based on a vehicle with a 20-gallon gas tank that gets 20 miles to the gallon. Calculations were made using the national averages listed above.