1998 Honda Civic CNGFuel Economy & MPG Ratings
Gasoline Subcompact CarsFront-Wheel Drive
City
24
MPG
Highway
31
MPG
Combined
27
MPG
Real-World MPG
Based on 2 owner reports via EPA fueleconomy.gov
32.9MPG average+21.7% vs EPA label
EPA combined: 27 MPG · Owner reported avg: 32.9 MPG
Range: 29–37 MPG
Driving mix: City 43% / Highway 57%
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 32.9 real world MPG based on 2 owner reports. EPA combined rating is 27 MPG.
Trim Comparison
Automatic 4-spd
CNG
City
24
Hwy
31
Comb
27
Fuel cost: $1,650/yr
| Trim | Engine | City | Hwy | Combined | Fuel Cost/yr |
|---|---|---|---|---|---|
| Automatic 4-spd | CNG | 24 | 31 | 27 | $1,650 |
Annual Fuel Cost
$1,650
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
- 260 g/mile
- Annual Petroleum Consumption
- 0.1 barrels
Specifications
- Engine
- 1.6L 4-cyl
- Transmission
- 4-speed Automatic
- Drivetrain
- FWD
- Body Style
- Sedan
- GVWR
- Class 1 (≤6,000 lbs)
Source: EPA fuel economy data & NHTSA vPIC. Specifications reflect the most common trim configuration.
Engine & Efficiency Details
Source: EPA fueleconomy.gov
- Engine Size
- 1.6L, 4-cylinder
- Induction Type
- CNG
- 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$2,494/yr
California
$5.957/gal$3,309/yr
Texas
$3.888/gal$2,160/yr
Florida
$4.136/gal$2,298/yr
New York
$4.522/gal$2,512/yr
Ohio
$4.510/gal$2,506/yr
Washington
$5.591/gal$3,106/yr
Colorado
$4.618/gal$2,566/yr
Minnesota
$4.344/gal$2,413/yr
Massachusetts
$4.448/gal$2,471/yr
| State | Gas Price | Annual Cost | vs. National Avg |
|---|---|---|---|
| National AvgEPA default | $4.490/gal | $2,494/yr | — |
| California | $5.957/gal | $3,309/yrHIGHEST | +$815 |
| Texas | $3.888/gal | $2,160/yrLOWEST | $-334 |
| Florida | $4.136/gal | $2,298/yr | $-196 |
| New York | $4.522/gal | $2,512/yr | +$18 |
| Ohio | $4.510/gal | $2,506/yr | +$12 |
| Washington | $5.591/gal | $3,106/yr | +$612 |
| Colorado | $4.618/gal | $2,566/yr | +$72 |
| Minnesota | $4.344/gal | $2,413/yr | $-81 |
| Massachusetts | $4.448/gal | $2,471/yr | $-23 |
Calculated at 15,000 miles/year (EPA standard assumption) using 27 MPG combined. Regular gasoline prices. Actual costs vary.
Related
Honda Civic CNG MPG History
See how this model's fuel economy changed by year