The Real Cost
Week of May 18, 2026 · Boston, MA
2026 Honda Odyssey
20 gal tank · 22 MPG
$88.96 to fill the tank
At $4.45/gal, this tank gets you about 440 miles.
Source: EIA · Updated May 18, 2026
By the numbers
- Fill cost
- $88.96
- 440 miles per tank
- $/gallon
- $4.45
- EIA MA state weekly
- Monthly (12k mi/yr)
- $202.18
- 45.5 gallons
- Annual (12k mi/yr)
- $2426
- 545 gallons
The math
Why it costs what it costs.
- Fill cost = 20 gal × $4.45/gal = $88.96
- Miles per tank = 20 × 22 = 440
- Annual (12,000 mi) = 12,000 ÷ 22 × $4.45 = $2426
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