The Real Cost
Week of September 21, 2026 · Colorado Springs, CO
2026 Toyota Sienna
18 gal tank · 35 MPG · manufacturer spec
$65–$77
typical fill → full tank · 18 galAt $4.26/gal, this tank gets you about 630 miles.
Source: EIA · Updated September 21, 2026
12-week state trend
+$0.74 over 12 wk
Local context
Colorado Springs runs at $4.26/gal this week — about 4.9% below the U.S. average of $4.48. At this price the 2026 Toyota Sienna's 35 MPG returns roughly 8.2 miles per dollar (28.6 gallons per 1,000 miles).
At a typical 12,000 miles a year — the U.S. driving average — a Colorado Springs driver spends about $1,460 on gas in this car (use the calculator for your own mileage). For the same car, $2,058 in California (priciest reporting state at $6.00/gal) vs. $1,347 in Texas ($3.93/gal). $711 swing.
By the numbers
Fill cost
$65–$77
typical → full · 630 mi/tank
Per gallon
$4.26
EIA CO state weekly
Monthly · 12k mi/yr
$121.63
28.6 gal
Annual · 12k mi/yr
$1460
343 gal
The math
Why it costs what it costs.
- Fill cost = 18 gal × $4.26/gal = $76.63
- Miles per tank = 18 × 35 = 630
- Annual @ 12,000 mi (typical) = 12,000 ÷ 35 × $4.26 = $1460
Want to customize miles per year or override the pump price you saw? Use the full calculator.