The Real Cost
Week of November 2, 2026 · San Antonio, TX
2026 Toyota Tundra
3.4L V6 4WD · 32.2 gal tank · 19 MPG · manufacturer spec
$98–$115
typical fill → full tank · 32.2 galAt $3.58/gal, this tank gets you about 612 miles.
Source: EIA · Updated November 2, 2026
12-week state trend
+$0.06 over 12 wk
Local context
San Antonio runs at $3.58/gal this week — about 13.8% below the U.S. average of $4.15. At this price the 2026 Toyota Tundra's 19 MPG returns roughly 5.3 miles per dollar (52.6 gallons per 1,000 miles).
At a typical 12,000 miles a year — the U.S. driving average — a San Antonio driver spends about $2,260 on gas in this car (use the calculator for your own mileage). For the same car, $3,630 in California (priciest reporting state at $5.75/gal) vs. $2,260 in Texas ($3.58/gal). $1,371 swing.
By the numbers
Fill cost
$98–$115
typical → full · 612 mi/tank
Per gallon
$3.58
EIA TX state weekly
Monthly · 12k mi/yr
$188.32
52.6 gal
Annual · 12k mi/yr
$2260
632 gal
The math
Why it costs what it costs.
- Fill cost = 32.2 gal × $3.58/gal = $115.21
- Miles per tank = 32.2 × 19 = 612
- Annual @ 12,000 mi (typical) = 12,000 ÷ 19 × $3.58 = $2260
Want to customize miles per year or override the pump price you saw? Use the full calculator.