2004 Ford Crown Victoria CNGFuel Economy & MPG Ratings
Gasoline Large CarsRear-Wheel Drive
City
12
MPG
Highway
17
MPG
Combined
14
MPG
Real-World MPG
Based on 2 owner reports via EPA fueleconomy.gov
15.2MPG average+8.3% vs EPA label
EPA combined: 14 MPG · Owner reported avg: 15.2 MPG
Driving mix: City 54% / Highway 46%
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 15.2 real world MPG based on 2 owner reports. EPA combined rating is 14 MPG.
Trim Comparison
Automatic 4-spd
CNG CNG
City
12
Hwy
17
Comb
14
Fuel cost: $3,150/yr
| Trim | Engine | City | Hwy | Combined | Fuel Cost/yr |
|---|---|---|---|---|---|
| Automatic 4-spd | CNG CNG | 12 | 17 | 14 | $3,150 |
Annual Fuel Cost
$3,150
Based on gasoline at $3.67/gal, 15,000 miles/year
5-Year Fuel Savings
$-3,750
vs. average new vehicle
EPA Fuel Economy Score: -1/10
GHG Score: -1/10
Environment
- CO₂ Tailpipe Emissions
- 502 g/mile
- Annual Petroleum Consumption
- 0.1 barrels
Specifications
- Engine
- 4.6L 8-cyl
- Transmission
- 4-speed Automatic
- Drivetrain
- RWD
- Body Style
- Sedan
Source: EPA fuel economy data & NHTSA vPIC. Specifications reflect the most common trim configuration.
Engine & Efficiency Details
Source: EPA fueleconomy.gov
- Engine Size
- 4.6L, 8-cylinder
- Fuel Type
- Natural Gas
Annual Fuel Cost by State
Prices as of week ending May 18, 2026 · Source: EIA
National AvgEPA default
$4.490/gal$4,811/yr
California
$5.957/gal$6,382/yr
Texas
$3.888/gal$4,166/yr
Florida
$4.136/gal$4,431/yr
New York
$4.522/gal$4,845/yr
Ohio
$4.510/gal$4,832/yr
Washington
$5.591/gal$5,990/yr
Colorado
$4.618/gal$4,948/yr
Minnesota
$4.344/gal$4,654/yr
Massachusetts
$4.448/gal$4,766/yr
| State | Gas Price | Annual Cost | vs. National Avg |
|---|---|---|---|
| National AvgEPA default | $4.490/gal | $4,811/yr | — |
| California | $5.957/gal | $6,382/yrHIGHEST | +$1,571 |
| Texas | $3.888/gal | $4,166/yrLOWEST | $-645 |
| Florida | $4.136/gal | $4,431/yr | $-380 |
| New York | $4.522/gal | $4,845/yr | +$34 |
| Ohio | $4.510/gal | $4,832/yr | +$21 |
| Washington | $5.591/gal | $5,990/yr | +$1,179 |
| Colorado | $4.618/gal | $4,948/yr | +$137 |
| Minnesota | $4.344/gal | $4,654/yr | $-157 |
| Massachusetts | $4.448/gal | $4,766/yr | $-45 |
Calculated at 15,000 miles/year (EPA standard assumption) using 14 MPG combined. Regular gasoline prices. Actual costs vary.
Related
Ford Crown Victoria CNG MPG History
See how this model's fuel economy changed by year