1999 Jeep Grand Cherokee 4WDFuel Economy & MPG Ratings
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Real-World MPG
Based on 14 owner reports via EPA fueleconomy.gov
Range: 14–23 MPG
Driving mix: City 49% / Highway 51%
Source: EPA fueleconomy.gov “Your MPG” owner submissions. Real-world results vary by driver behavior, conditions, and equipment.
Owner reported MPG for this vehicle averages 17.4 real world MPG based on 14 owner reports. EPA combined rating is 16 MPG.
Trim Comparison
| Trim | Engine | City | Hwy | Combined | Fuel Cost/yr |
|---|---|---|---|---|---|
| Automatic 4-spd | Regular | 14 | 19 | 16 | $4,200 |
| Automatic 4-spd | Regular | 13 | 17 | 15 | $4,500 |
Based on gasoline at $3.67/gal, 15,000 miles/year
vs. average new vehicle
Environment
- CO₂ Tailpipe Emissions
- 555 g/mile
- Annual Petroleum Consumption
- 18.6 barrels
Specifications
- Engine
- 4.7L 6-cyl
- Transmission
- 4-speed Automatic
- Drivetrain
- AWD
- Body Style
- SUV/Crossover
Source: EPA fuel economy data & NHTSA vPIC. Specifications reflect the most common trim configuration.
Engine & Efficiency Details
Source: EPA fueleconomy.gov
- Engine Size
- 4L, 6-cylinder
- Fuel Type
- Regular Gasoline
Annual Fuel Cost by State
Prices as of week ending May 18, 2026 · Source: EIA
| State | Gas Price | Annual Cost | vs. National Avg |
|---|---|---|---|
| National AvgEPA default | $4.490/gal | $4,209/yr | — |
| California | $5.957/gal | $5,585/yrHIGHEST | +$1,376 |
| Texas | $3.888/gal | $3,645/yrLOWEST | $-564 |
| Florida | $4.136/gal | $3,878/yr | $-331 |
| New York | $4.522/gal | $4,239/yr | +$30 |
| Ohio | $4.510/gal | $4,228/yr | +$19 |
| Washington | $5.591/gal | $5,242/yr | +$1,033 |
| Colorado | $4.618/gal | $4,329/yr | +$120 |
| Minnesota | $4.344/gal | $4,073/yr | $-136 |
| Massachusetts | $4.448/gal | $4,170/yr | $-39 |
Calculated at 15,000 miles/year (EPA standard assumption) using 16 MPG combined. Regular gasoline prices. Actual costs vary.