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2018 Chevrolet Impala Premier
Shown: 2018 Chevrolet Impala Premier. Photo: Kevauto, CC BY-SA 4.0, via Wikimedia Commons
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  • MY2000–2020

Chevrolet Impala MPG & Fuel Cost by Year

21 model years · 2000–2020

22 MPG
Combined
19 MPG
City
28 MPG
Highway
Annual cost · MY2020 Impala 3.6L 6-cyl FWD
$2,980

15,000 mi/yr · regular gasoline $4.36/gal (U.S. average, Sep 2026)

All Chevrolet models

Chevrolet Impala fuel economy at a glance

EPA has rated the Chevrolet Impala for 21 model years, 2000 to 2020. Across those years its combined rating runs 19–28 MPG. The latest model year, 2020, has 2 configurations rated 22 MPG combined and costing $2,980–$3,020 a year to fuel at regular gasoline $4.36/gal (U.S. average, Sep 2026). The most efficient configuration on record since 2000 is the 2014 eAssist 2.4L 4-cyl FWD, at 28 MPG.

Chevrolet Impala MPG by year

182022242628 2000200620142020 Gas Hybrid 182022242628 2000200620142020 Gas Hybrid
Combined MPG: the line is the most efficient configuration, the shaded band reaches down to the least efficient. Dotted lines mark new generations.
Chevrolet Impala: combined fuel economy and annual fuel cost for each model year, grouped by generation
Year Gas (MPG)Hybrid (MPG)Natural gas (MPGe) $/yr
2014-2020 (10th gen) Generation page
2020 22—— $2,980–$3,020
2019 22–25—— $2,660–$3,000
2018 22–25—— $2,650–$3,000
2017 22–25—— $2,650–$3,000
2016 21–25—20 $2,610–$3,040
2015 21–25—20 $2,610–$3,080
2014 21–2428— $2,310–$3,070
2006-2013 (9th gen) Generation page
2013 22—— $3,020–$3,040
2012 22—— $3,020
2011 21–23—— $2,890–$3,180
2010 21–22—— $2,970–$3,110
2009 19–23—— $2,840–$3,440
2008 19–22—— $2,970–$4,230
2007 19–22—— $2,970–$4,230
2006 19–22—— $2,970–$4,230
2000-2005 (8th gen) Generation page
2005 20–22—— $2,970–$4,020
2004 20–22—— $2,970–$4,020
2003 20–22—— $2,970–$3,270
2002 20–22—— $2,970–$3,270
2001 20–22—— $2,970–$3,270
2000 21—— $3,110

Costs use the current EIA price set and 15,000 miles a year for every year, so years are comparable. Green marks the best year for each powertrain.

Chevrolet Impala generations

3 generations between 2000 and 2020. Open one for the table of every model year and configuration.

2018 Chevrolet Impala Premier

2014-2020 Chevrolet Impala (10th gen)

21–28 MPG · $2,310–$3,080/yr
2006 Chevrolet Impala LS

2006-2013 Chevrolet Impala (9th gen)

19–23 MPG · $2,840–$4,230/yr
2004 Chevrolet Impala SS Supercharged

2000-2005 Chevrolet Impala (8th gen)

20–22 MPG · $2,970–$4,020/yr

2020 powertrain options

Gas · 3.6L
Combined
22 MPG
Per year
$2,980–$3,020
See gas configurations
EPA ratings: fueleconomy.gov file of Sep 29, 2026 · regular gasoline $4.36/gal (U.S. average, Sep 2026) · 15,000 mi/yr, 55% city / 45% highway · How we calculate

Frequently asked questions

What is the Chevrolet Impala's gas mileage by year?

EPA combined ratings for the Chevrolet Impala run 19–28 MPG across model years 2000 to 2020. The latest year, 2020, is rated 22 MPG.

Which Chevrolet Impala model year has the best gas mileage?

The 2014 Chevrolet Impala eAssist 2.4L 4-cyl FWD has the highest combined rating since 2000, at 28 MPG.

How much does a Chevrolet Impala cost to fuel per year?

For MY2020, EPA-rated configurations cost $2,980–$3,020 a year to fuel, driving 15,000 miles at regular gasoline $4.36/gal (U.S. average, Sep 2026). The most efficient one costs $2,980.

Has the Chevrolet Impala's fuel economy improved over time?

Yes. The most efficient configuration moved from 21 MPG in 2000 to 22 MPG in 2020, 1 MPG more.

Is there a hybrid, plug-in or electric Chevrolet Impala?

Yes. Hybrid versions are rated from 2014 to 2014 (28 MPG).

How many generations of the Chevrolet Impala are there?

EPA data covers 3 generations of the Chevrolet Impala: 2014-2020, 2006-2013, 2000-2005. Each has its own page with a table for every model year.