The Real Cost
Week of November 2, 2026 · Philadelphia, PA
2027 Honda Civic
2.0L I4 FWD · 12.4 gal tank · 36 MPG · manufacturer spec
$45–$52
typical fill → full tank · 12.4 galAt $4.23/gal, this tank gets you about 446 miles.
Source: EIA · Updated November 2, 2026
12-week state trend · padd proxy
+$0.17 over 12 wk
Local context
Philadelphia runs at $4.23/gal this week — about 1.9% above the U.S. average of $4.15. At this price the 2027 Honda Civic's 36 MPG returns roughly 8.5 miles per dollar (27.8 gallons per 1,000 miles).
At a typical 12,000 miles a year — the U.S. driving average — a Philadelphia driver spends about $1,411 on gas in this car (use the calculator for your own mileage). For the same car, $1,916 in California (priciest reporting state at $5.75/gal) vs. $1,193 in Texas ($3.58/gal). $723 swing.
By the numbers
Fill cost
$45–$52
typical → full · 446 mi/tank
Per gallon
$4.23
EIA Central Atlantic weekly
Monthly · 12k mi/yr
$117.56
27.8 gal
Annual · 12k mi/yr
$1411
333 gal
The math
Why it costs what it costs.
- Fill cost = 12.4 gal × $4.23/gal = $52.48
- Miles per tank = 12.4 × 36 = 446
- Annual @ 12,000 mi (typical) = 12,000 ÷ 36 × $4.23 = $1411
Want to customize miles per year or override the pump price you saw? Use the full calculator.