2014 Honda Civic Natural Gas

1.8L 4-cyl · 5-speed automatic · FWD

Natural gasCNGCompact Cars

Official EPA record #34728 from FuelEconomy.gov · data 2026-07-26 · every assumption below is yours to edit. How this is computed

Per month

$95.35

Per year

$1,144

Per mile

9.5¢/mi

5-year total

$5,720

sedan body style — not this exact model

Notes & official EPA estimate

386.5 GGE of natural gas / yearnatural gas @ $2.96/GGEAt $3.96/GGE: $127.56/mo

A mile road trip costs about $28.50 in energy.

Natural-gas MPG is measured in gasoline-gallon equivalents (GGE); the default price is the official national average per GGE.

Official FuelEconomy.gov estimate: $1,450/year — assumes 15,000 miles/year and EPA price assumptions. The figures above use your inputs instead.

Compare with another vehiclePrices: EPA national averages, Jul 24, 2026 — override anytime.

At 12,000 miles per year (55% city / 45% highway) with EPA national-average prices, this 2014 Honda Civic Natural Gas costs about $95.35 per month in fuel — $1,144 per year, 9.5¢/mi, $5,720 over five years.Assumptions are editable below. Prices as of July 24, 2026 · EPA vehicle record #34728. EPA figures are laboratory estimates; real-world cost varies with driving conditions, weather, and where you buy energy.

Honda Civic: running costs for every model year →

Official EPA efficiency

Measure	Value
City miles per GGE	27
Highway miles per GGE	38
Combined miles per GGE	31

Natural-gas economy is measured in gasoline-gallon equivalents (GGE), not gallons of gasoline.

Official EPA estimates

Estimate	Value
Official annual fuel cost (15,000 mi/yr)	$1,450/yr
Tailpipe CO₂	218 g/mi
EPA greenhouse gas score	9/10
EPA smog rating (Bin 2)	9/10

Source: U.S. EPA / DOE FuelEconomy.gov, vehicle record #34728 (record updated 2016-09-26). Snapshot processed 2026-07-26; page data last changed 2016-09-26.

View this record on FuelEconomy.gov

Related configurations

Same year, same family

Adjacent model years