The Real Cost
Week of May 18, 2026 · Portland, OR
2026 Subaru Ascent
24 gal tank · 22 MPG
$134.52 to fill the tank
At $5.61/gal, this tank gets you about 528 miles.
Source: EIA · Updated May 18, 2026
By the numbers
- Fill cost
- $134.52
- 528 miles per tank
- $/gallon
- $5.61
- EIA West Coast weekly
- Monthly (12k mi/yr)
- $254.77
- 45.5 gallons
- Annual (12k mi/yr)
- $3057
- 545 gallons
The math
Why it costs what it costs.
- Fill cost = 24 gal × $5.61/gal = $134.52
- Miles per tank = 24 × 22 = 528
- Annual (12,000 mi) = 12,000 ÷ 22 × $5.61 = $3057
Want to customize miles per year or override the pump price you saw? Use the full calculator.