The Real Cost
Week of September 21, 2026 · San Francisco, CA
2027 Volkswagen Tiguan
15.3 gal tank · 28 MPG
$78–$92
typical fill → full tank · 15.3 galAt $6.00/gal, this tank gets you about 428 miles.
Source: EIA · Updated September 21, 2026
12-week state trend
+$0.83 over 12 wk
Local context
San Francisco runs at $6.00/gal this week — about 34.1% above the U.S. average of $4.48. At this price the 2027 Volkswagen Tiguan's 28 MPG returns roughly 4.7 miles per dollar (35.7 gallons per 1,000 miles).
At a typical 12,000 miles a year — the U.S. driving average — a San Francisco driver spends about $2,573 on gas in this car (use the calculator for your own mileage). For the same car, $2,573 in California (priciest reporting state at $6.00/gal) vs. $1,684 in Texas ($3.93/gal). $889 swing.
By the numbers
Fill cost
$78–$92
typical → full · 428 mi/tank
Per gallon
$6.00
EIA CA state weekly
Monthly · 12k mi/yr
$214.39
35.7 gal
Annual · 12k mi/yr
$2573
429 gal
The math
Why it costs what it costs.
- Fill cost = 15.3 gal × $6.00/gal = $91.85
- Miles per tank = 15.3 × 28 = 428
- Annual @ 12,000 mi (typical) = 12,000 ÷ 28 × $6.00 = $2573
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