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Chevrolet Suburban MPG by year (1984-2026)

The agency's file has 43 model years of the Chevrolet Suburban from 1984 to 2026. The newest, the 2026 Chevrolet Suburban, gets 16 to 23 mpg combined across 6 tested versions.

Best of 2026

23 mpgSuburban 2WD (Diesel, 6-cyl 3.0 L), combined

Best in the file

23 mpgSuburban 2WD (Diesel, 6-cyl 3.0 L); reached in 2021, 2022, 2023, 2024, 2025, 2026

Best non-hybrid, 2026

23 mpgSuburban 2WD (Diesel, 6-cyl 3.0 L), diesel, combined

Best combined mileage by model year

Each dot is the best version of that model year. The table below holds every figure.

Years when the mileage changed

All-wheel-drive versions are in the file from the first year, 1984; the best is the Suburban K10 4WD (Diesel, 8-cyl 6.2 L, Automatic 4-spd, Diesel) #3 at 16 mpg combined.
1992: the best combined figure went down 4 mpg, to 13 mpg (from 17 in 1991).
2021: the best combined figure went up 5 mpg, to 23 mpg (from 18 in 2020).

Your fuel cost, 2026 Suburban

Pick a 2026 version, then set your miles and fuel price. Fuel price as of 2026-11-14, U.S. Department of Energy / EPA. The price box starts at the dated price of the fuel the picked version burns and sets the price of that fuel.

Version Miles you drive a year Price per gallon ($)

$3,998 a year

2026 Suburban 2WD (Diesel, 6-cyl 3.0 L), 6-cyl 3.0 L: 21 mpg city, 26 highway, 23 combined. The agency's own estimate for the 2026 Suburban version is $4,100 a year (15,000 miles, the agency's fuel prices).

23miles per gallon, combined

$0.27fuel cost per mile

652gallons a year

$19,989fuel cost over 5 years

Every model year

Open a year for the calculator, every version, rivals, safety record and recalls. Years in the table are the ones the agency tested; pages exist for 3 of them.

Model year	Versions	Best gas	Fuel a year (agency)	Best figure against the year before
1984	10	18 mpg	$4,800 to $5,900	no earlier year in the file
1985	10	18 mpg	$4,450 to $5,900	no change
1986	8	18 mpg	$4,450 to $5,900	no change
1987	7	18 mpg	$4,450 to $5,900	no change
1988	5	17 mpg	$4,800 to $5,900	-1 mpg
1989	6	17 mpg	$4,450 to $5,900	no change
1990	5	17 mpg	$4,450 to $5,900	no change
1991	4	17 mpg	$4,800 to $5,900	no change
1992	2	13 mpg	$4,800 to $5,200	-4 mpg
1993	2	13 mpg	$4,800 to $5,200	no change
1994	2	13 mpg	$4,800	no change
1995	2	13 mpg	$4,800 to $5,200	no change
1996	2	14 mpg	$4,450 to $4,800	+1 mpg
1997	2	14 mpg	$4,450 to $5,200	no change
1998	1	14 mpg	$4,450	no change
1999	1	14 mpg	$4,450	no change
2000	2	14 mpg	$4,450 to $4,800	no change
2001	2	14 mpg	$4,450 to $4,800	no change
2002	4	14 mpg	$4,450 to $4,800	no change
2003	6	14 mpg	$4,450 to $4,800	no change
2004	6	15 mpg	$4,150 to $4,450	+1 mpg
2005	4	15 mpg	$4,150 to $4,450	no change
2006	4	15 mpg	$4,150 to $4,800	no change
2007	5	16 mpg	$3,900 to $4,450	+1 mpg
2008	5	16 mpg	$3,900 to $4,450	no change
2009	3	16 mpg	$3,900	no change
2010	2	17 mpg	$3,650 to $4,450	+1 mpg
2011	4	17 mpg	$3,650 to $5,200	no change
2012	4	17 mpg	$3,650 to $5,200	no change
2013	4	17 mpg	$3,650 to $5,200	no change
2014	2	17 mpg	$3,650	no change
2015	4	18 mpg	$3,450	+1 mpg
2016	4	19 mpg	$3,300 to $3,450	+1 mpg
2017	4	19 mpg	$3,300 to $3,450	no change
2018	4	19 mpg	$3,300 to $3,450	no change
2019	6	18 mpg	$3,450 to $4,850	-1 mpg
2020	6	18 mpg	$3,450 to $4,850	no change
2021	10	23 mpg	$3,450 to $4,850	+5 mpg
2022	10	23 mpg	$3,650 to $4,850	no change
2023	6	23 mpg	$3,650 to $4,850	no change
2024	6	23 mpg	$3,650 to $4,850	no change
2025	6	23 mpg	$3,650 to $4,850	no change
2026	6	23 mpg	$3,650 to $4,850	no change

The best combined figure changed against the year before in 10 of 43 model years: 1988: -1 mpg, 1992: -4 mpg, 1996: +1 mpg, 2004: +1 mpg, 2007: +1 mpg, 2010: +1 mpg, 2015: +1 mpg, 2016: +1 mpg, 2019: -1 mpg, 2021: +5 mpg.

Where the newest year stands

The 2026 Suburban is in the Standard Sport Utility Vehicle 2WD class. By best combined figure it ranks 7th of 23 2026 models in that class; the middle figure for the class is 22 mpg and the top figure is 36 mpg. Best Standard Sport Utility Vehicle 2WD mileage, 2026 models.

Other Chevrolet models

Every other Chevrolet model on this site, nearest to the Suburban in newest-year mileage first.

Model	Newest year	Combined	Against the Suburban
Camaro	2024	16 to 22 mpg	1 lower
Tahoe	2026	16 to 24 mpg	1 higher
Traverse	2026	21 to 22 mpg	1 lower
Blazer	2026	21 to 25 mpg	2 higher
Colorado	2026	16 to 21 mpg	2 lower
Silverado	2026	15 to 25 mpg	2 higher
Corvette	2026	14 to 19 mpg	4 lower
Equinox	2026	26 to 27 mpg	4 higher
Trax	2026	29 to 30 mpg	7 higher
Malibu	2025	31 mpg	8 higher
Trailblazer	2026	27 to 31 mpg	8 higher

Common questions

Which Chevrolet Suburban model year has the best mileage?

Since 1984, the best conventional figure is 23 mpg combined, for the 2026 Suburban 2WD (Diesel, 6-cyl 3.0 L).

How many versions of the Chevrolet Suburban has the agency tested?

198 versions across 43 model years (1984 to 2026).

Has the mileage of the Chevrolet Suburban gone up over the years?

The best combined figure was 18 mpg in 1984 and is 23 mpg in 2026, a change of +5 mpg.

Mileage and fuel cost: U.S. Environmental Protection Agency, fueleconomy.gov vehicle file (file dated 2026-11-04). Your own mileage depends on how and where you drive. Where our numbers come from.