Jeep Liberty 4WD
17 MPG The 2012 Jeep Liberty 4WD is EPA-rated at 17 MPG combined (15 city / 21 highway). Over 15,000 miles a year that is about 882 gallons, $2824 a year in fuel, or $0.188 per mile at $3.20/gal.
Across its full 2002–2012 run it averages 17 MPG, essentially flat across 6 model years.
Running cost at different fuel prices and mileages
The figure everyone actually wants, and the one the EPA does not publish — because it depends on a fuel price no agency will commit to.
| Fuel price | Per mile | 10,000 mi/yr | 15,000 mi/yr | 20,000 mi/yr |
|---|---|---|---|---|
| $2.50/gal | $0.147 | $1471 | $2206 | $2941 |
| $3.00/gal | $0.176 | $1765 | $2647 | $3529 |
| $3.20/gal | $0.188 | $1882 | $2824 | $3765 |
| $3.50/gal | $0.206 | $2059 | $3088 | $4118 |
| $4.00/gal | $0.235 | $2353 | $3529 | $4706 |
| $4.50/gal | $0.265 | $2647 | $3971 | $5294 |
| $5.00/gal | $0.294 | $2941 | $4412 | $5882 |
Every model year
| Year | Combined | City | Highway | EPA fuel cost/yr | CO₂ g/mi | Trims |
|---|---|---|---|---|---|---|
| 2012 | 17 MPG | 15 | 21 | $3650 | 523 | 1 |
| 2011 | 17 MPG | 15 | 21 | $3650 | 523 | 1 |
| 2010 | 17 MPG | 15 | 21 | $3650 | 523 | 1 |
| 2009 | 17 MPG | 15 | 21 | $3650 | 523 | 1 |
| 2008 | 17.5 MPG | 15.5 | 21.5 | $3550 | 508 | 2 |
| 2002 | 16.5 MPG | 14 | 19 | $3775 | 539 | 2 |
Where a model year offered several engines or drivetrains, the figure is the average across all EPA-tested trims that year — the trim count is shown so you can see how much averaging is involved.
How it compares in its class
Among the 97 sport utility vehicle - 4wd models tracked here, the Jeep Liberty 4WD ranks 51 on current figures, against a class average of 18.5 MPG.
Closest more-efficient alternatives in the same class: Buick Rendezvous AWD (18), Cadillac SRX AWD (18), Chevrolet Tracker 4WD Hardtop (18), Hyundai Veracruz 4WD (18), Infiniti FX35 AWD (18).
Tailpipe CO₂ is rated at 523 grams per mile, which works out to roughly 7.8 tonnes a year at 15,000 miles.
Questions
What MPG does the Jeep Liberty 4WD get?
The 2012 Jeep Liberty 4WD is rated at 17 MPG combined by the EPA — 15 city and 21 highway. Across all 6 model years in the database it averages 17 MPG, ranging from 16 to 18 depending on year and trim.
How much does a Jeep Liberty 4WD cost in fuel per year?
At 17 MPG and 15,000 miles a year, it burns about 882 gallons — roughly $2824 a year with fuel at $3.20 a gallon, or $0.188 per mile. The EPA's own published annual figure for the 2012 model is $3650.
Has the Jeep Liberty 4WD become more efficient over time?
Barely. It sits at 17 MPG today against 16.5 in 2002 — essentially flat across 6 model years, with efficiency gains offset by weight and power creep.
Is the Jeep Liberty 4WD efficient for its class?
It ranks 51 of 97 in the Sport Utility Vehicle - 4WD class on current figures, against a class average of 18.5 MPG. That is 1.5 worse than typical for the class.
EPA test figures from fueleconomy.gov. Cost per mile and annual fuel spend are computed at a reference price of $3.20 per gallon — use your own price. Estimates based on official test figures and average fuel prices. Real-world consumption varies with driving style, load, terrain and maintenance.