The Real Cost
Week of September 21, 2026 · Denver, CO
2027 Chevrolet Tahoe
24 gal tank · 22 MPG · manufacturer spec
$86–$101
typical fill → full tank · 24 galAt $4.21/gal, this tank gets you about 528 miles.
Source: EIA · Updated September 21, 2026
12-week state trend
+$0.74 over 12 wk
Local context
Denver runs at $4.21/gal this week — about 6.0% below the U.S. average of $4.48. At this price the 2027 Chevrolet Tahoe's 22 MPG returns roughly 5.2 miles per dollar (45.5 gallons per 1,000 miles).
At a typical 12,000 miles a year — the U.S. driving average — a Denver driver spends about $2,297 on gas in this car (use the calculator for your own mileage). For the same car, $3,274 in California (priciest reporting state at $6.00/gal) vs. $2,143 in Texas ($3.93/gal). $1,131 swing.
By the numbers
Fill cost
$86–$101
typical → full · 528 mi/tank
Per gallon
$4.21
EIA weekly — Denver
Monthly · 12k mi/yr
$191.41
45.5 gal
Annual · 12k mi/yr
$2297
545 gal
The math
Why it costs what it costs.
- Fill cost = 24 gal × $4.21/gal = $101.06
- Miles per tank = 24 × 22 = 528
- Annual @ 12,000 mi (typical) = 12,000 ÷ 22 × $4.21 = $2297
Want to customize miles per year or override the pump price you saw? Use the full calculator.