The Real Cost
Week of September 21, 2026 · Detroit, MI
2027 Toyota Corolla
13.2 gal tank · 35 MPG
$49–$58
typical fill → full tank · 13.2 galAt $4.39/gal, this tank gets you about 462 miles.
Source: EIA · Updated September 21, 2026
12-week state trend · padd proxy
+$0.85 over 12 wk
Local context
Detroit runs at $4.39/gal this week — about 2.1% below the U.S. average of $4.48. At this price the 2027 Toyota Corolla's 35 MPG returns roughly 8.0 miles per dollar (28.6 gallons per 1,000 miles).
At a typical 12,000 miles a year — the U.S. driving average — a Detroit driver spends about $1,504 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
$49–$58
typical → full · 462 mi/tank
Per gallon
$4.39
EIA Midwest weekly
Monthly · 12k mi/yr
$125.31
28.6 gal
Annual · 12k mi/yr
$1504
343 gal
The math
Why it costs what it costs.
- Fill cost = 13.2 gal × $4.39/gal = $57.90
- Miles per tank = 13.2 × 35 = 462
- Annual @ 12,000 mi (typical) = 12,000 ÷ 35 × $4.39 = $1504
Want to customize miles per year or override the pump price you saw? Use the full calculator.