The Real Cost
Week of September 21, 2026 · Seattle, WA
2027 Jeep Grand Cherokee
24.6 gal tank · 22 MPG
$115–$136
typical fill → full tank · 24.6 galAt $5.52/gal, this tank gets you about 541 miles.
Source: EIA · Updated September 21, 2026
12-week state trend
+$0.62 over 12 wk
Local context
Seattle runs at $5.52/gal this week — about 23.2% above the U.S. average of $4.48. At this price the 2027 Jeep Grand Cherokee's 22 MPG returns roughly 4.0 miles per dollar (45.5 gallons per 1,000 miles).
At a typical 12,000 miles a year — the U.S. driving average — a Seattle driver spends about $3,009 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
$115–$136
typical → full · 541 mi/tank
Per gallon
$5.52
EIA WA state weekly
Monthly · 12k mi/yr
$250.73
45.5 gal
Annual · 12k mi/yr
$3009
545 gal
The math
Why it costs what it costs.
- Fill cost = 24.6 gal × $5.52/gal = $135.69
- Miles per tank = 24.6 × 22 = 541
- Annual @ 12,000 mi (typical) = 12,000 ÷ 22 × $5.52 = $3009
Want to customize miles per year or override the pump price you saw? Use the full calculator.