The Real Cost
Week of May 18, 2026 · Arlington, TX
2026 Honda Civic 4Dr
15 gal tank · 31 MPG
$58.32 to fill the tank
At $3.89/gal, this tank gets you about 465 miles.
Source: EIA · Updated May 18, 2026
By the numbers
- Fill cost
- $58.32
- 465 miles per tank
- $/gallon
- $3.89
- EIA TX state weekly
- Monthly (12k mi/yr)
- $125.42
- 32.3 gallons
- Annual (12k mi/yr)
- $1505
- 387 gallons
The math
Why it costs what it costs.
- Fill cost = 15 gal × $3.89/gal = $58.32
- Miles per tank = 15 × 31 = 465
- Annual (12,000 mi) = 12,000 ÷ 31 × $3.89 = $1505
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