- Newest year: 2012
- Gas
- Standard SUVs
- Same as 2011
2008-2012 Jeep Liberty MPG & Fuel Cost
5 model years · 17–19 MPG combined
15,000 mi/yr · regular gasoline $4.36/gal (U.S. average, Sep 2026)
Cheaper to fuel than 4 of 10 standard SUV configurations, MY2012. Ranked against all rated configurations, not sales-weighted.
2008-2012 Jeep Liberty at a glance
The 2008-2012 Jeep Liberty covers 5 model years in the EPA database (12 configurations in all), rated 17–19 MPG combined. The newest model year, 2012, costs about $3,600 a year to fuel for its most efficient version, the Liberty 3.7L 6-cyl RWD (18 MPG), at regular gasoline $4.36/gal (U.S. average, Sep 2026). EPA changed the ratings in 2009, 2010 and 2011; 2012 repeat the values of the year before. The best combined rating in the generation, 19 MPG, was reached in 2008.
2008-2012 Jeep Liberty by model year
| Model year | Powertrains | Combined | $/yr | EPA ratings |
|---|---|---|---|---|
| 2012 | Gas | 17–18 MPG | $3,600–$3,800 | Same EPA ratings as 2011 |
| 2011 | Gas | 17–18 MPG | $3,600–$3,800 | Ratings changed |
| 2010 | Gas | 17–18 MPG | $3,630–$3,840 | Ratings changed |
| 2009 | Gas | 17–18 MPG | $3,630–$3,840 | Ratings changed |
| 2008 | Gas | 17–19 MPG | $3,440–$3,840 | First year |
What the 2012 Liberty 3.7L 6-cyl RWD costs to drive
Per month
$300
$3,600 a year ÷ 12
Per 25 miles
$6.00
Per 100 miles
$24.00
Five years
$18,000
5 × the yearly cost, prices held at today's level
vs the standard SUV median
$150more a year
Class median $3,450 a year, MY2012
Based on 15,000 miles a year and regular gasoline $4.36/gal (U.S. average, Sep 2026).
2012 Jeep Liberty MPG
EPA lists the same ratings for the 2012 Jeep Liberty as for the 2011 model, so the configurations and costs are the ones in the 2011 section above.See 2011
Gas configurations (2)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| Liberty 3.7L 6-cyl RWD (Most efficient) | 3.7L 6-cyl | RWD | 16 | 22 | 18 | $3,600 |
| Liberty 3.7L 6-cyl 4WD | 3.7L 6-cyl | 4WD | 15 | 21 | 17 | $3,800 |
2011 Jeep Liberty MPG
17–18 MPG · $3,600–$3,800/yr
Versus 2010: The most efficient configuration stays at 18 MPG. Its annual cost goes from $3,630 to $3,600, $30 less.
Gas configurations (2)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| Liberty 3.7L 6-cyl RWD (Most efficient) | 3.7L 6-cyl | RWD | 16 | 22 | 18 | $3,600 |
| Liberty 3.7L 6-cyl 4WD | 3.7L 6-cyl | 4WD | 15 | 21 | 17 | $3,800 |
2010 Jeep Liberty MPG
17–18 MPG · $3,630–$3,840/yr
Versus 2009: The most efficient configuration stays at 18 MPG. Its annual cost stays at $3,630.
Gas configurations (2)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| Liberty 3.7L 6-cyl RWD (Most efficient) | 3.7L 6-cyl | RWD | 16 | 22 | 18 | $3,630 |
| Liberty 3.7L 6-cyl 4WD | 3.7L 6-cyl | 4WD | 15 | 21 | 17 | $3,840 |
2009 Jeep Liberty MPG
17–18 MPG · $3,630–$3,840/yr
Versus 2008: The most efficient configuration moves from 19 to 18 MPG, down 1. Its annual cost goes from $3,440 to $3,630, $190 more.
Gas configurations (2)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| Liberty 3.7L 6-cyl RWD (Most efficient) | 3.7L 6-cyl | RWD | 16 | 22 | 18 | $3,630 |
| Liberty 3.7L 6-cyl 4WD | 3.7L 6-cyl | 4WD | 15 | 21 | 17 | $3,840 |
2008 Jeep Liberty MPG
17–19 MPG · $3,440–$3,840/yr
Gas configurations (4)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| Liberty 3.7L 6-cyl RWD Manual 6-spd (Most efficient) | 3.7L 6-cyl | RWD | 16 | 22 | 19 | $3,440 |
| Liberty 3.7L 6-cyl RWD Automatic 4-spd | 3.7L 6-cyl | RWD | 16 | 22 | 18 | $3,630 |
| Liberty 3.7L 6-cyl 4WD Manual 6-spd | 3.7L 6-cyl | 4WD | 16 | 22 | 18 | $3,630 |
| Liberty 3.7L 6-cyl 4WD Automatic 4-spd | 3.7L 6-cyl | 4WD | 15 | 21 | 17 | $3,840 |
Fuel cost by state
Yearly cost of the Liberty 3.7L 6-cyl RWD: $4,890 in California and $3,140 in Texas, a $1,750 difference.
- California $4,890
- Washington $4,530
- New York $3,600
- Florida $3,400
- Texas $3,140
Similar cars
Closest combined MPG among MY2012 standard SUV models.
Generations
- 2002 (KJ)
- 2008-2012 (KK)
Frequently asked questions
What gas mileage does the 2008-2012 Jeep Liberty get?
EPA rates the 2008-2012 Jeep Liberty at 17–19 MPG combined across 12 configurations and 5 model years. The most efficient version, the 2008 Liberty 3.7L 6-cyl RWD, is rated 19 MPG (16 city, 22 highway).
Which years had the best MPG in the 2008-2012 Jeep Liberty?
The Liberty 3.7L 6-cyl RWD reached the generation's best combined rating, 19 MPG, in 2008. The lowest top rating, 18 MPG, was in 2009, 2010, 2011 and 2012.
Did EPA ratings change during the 2008-2012 Jeep Liberty?
Yes. Ratings changed in 2009, 2010 and 2011. In 2012 the values repeat the year before.
How does the 2008-2012 Jeep Liberty compare with the previous generation?
The previous generation (2002 Jeep Liberty) is rated 16–17 MPG combined and costs $3,840–$4,080 a year to fuel; the 2008-2012 model is rated 17–19 MPG and costs $3,440–$3,840 a year.
How much does it cost to fuel a 2012 Jeep Liberty per year?
Driving 15,000 miles a year at regular gasoline $4.36/gal (U.S. average, Sep 2026), the Liberty 3.7L 6-cyl RWD costs about $3,600 a year. Across all 2 configurations the cost runs $3,600–$3,800 a year. That is a $200 difference between the cheapest and the costliest configuration.
How much does it cost to drive a 2012 Jeep Liberty 100 miles?
About $24.00 per 100 miles for the Liberty 3.7L 6-cyl RWD at regular gasoline $4.36/gal (U.S. average, Sep 2026), and between $24.00 and $25.33 across all configurations. That is the annual cost over 15,000 miles divided by 150.
Is the 2012 Jeep Liberty more efficient in the city or on the highway?
The Liberty 3.7L 6-cyl RWD is rated 16 city and 22 highway MPG, so it is more efficient on the highway, by 6 MPG.
How does the 2012 Jeep Liberty compare with other standard SUV configurations?
The Liberty 3.7L 6-cyl RWD costs about $3,600 a year to fuel, $150 more than the class median of $3,450, and less than 4 of 10 standard SUV configurations. The comparison covers all 273 rated standard SUV configurations for MY2012, not weighted by sales.
Is the 2012 Jeep Liberty different from the 2011 model?
No. EPA lists the same ratings for 2011 and 2012: 2 configurations rated 17–18 MPG combined. See the 2011 Jeep Liberty for that year.