Best I ever got was close to 33 MPG going from NYC to Buffalo.
450+ miles one way on ONE TANK of fuel.
Made the whole trip in 6.5 hours too !

The Contour Owners Manual says our fuel tank holds 16.5 gallons of fuel.

Pete...

98.5 SE Sport Duratec ATX (P66L)
Black Clearcoat on Greystone
DOB 11/21/1997
DOP 12/25/1997
PIAA 510 Super White Driving Lights
SVT CAT-BACK EXHAUST (No Resonator)
DiabloSport Chip (LPQ4) - Engineered To Raise Hell
Too many other mods to list...
Sounds sweet, runs quick...
Crazy Horse Dyno @ 121.4 WHP/129.6 TQ