The average asking price for a used 2020 GMC Sierra 2500 is $47,024, with 98,728 miles on average, across 362 cars for sale at U.S. dealers as of Nov 10, 2026.
Used 2020 GMC Sierra 2500s for sale at U.S. dealers ask $47,024 on average (half ask less than $48,192), across 362 cars. The cars for sale have 98,728 miles on average: one with fewer miles is worth more, and one with more is worth less. To check one car's price against cars of its trim and mileage, enter its VIN in OttoQuest's free Deal Check.
Among states with at least 10 for sale, Michigan has the lowest average asking price, $41,395 across 18 cars with 118,519 miles on average, and Colorado the highest, $51,017 across 13 with 86,659 miles on average. Part of a gap between states is mileage and trim, not the state.
The 352 for sale with a listing date have been listed 49 days on average. A car listed much longer than that, or one whose price has already been cut, usually leaves more room to negotiate.
The 2020 asks $47,024 on average with 98,728 miles; the 2019 asks $40,240 with 115,968 miles, and the 2021 asks $47,958 with 89,525 miles.
NHTSA lists 9 safety recall campaigns that cover the 2020 GMC Sierra 2500. Repairs are free at a dealer of the make; check a car's VIN with NHTSA before you buy to see whether its recalls were fixed.
Used and certified cars for sale at US dealers, each car counted once. Days listed are the dealer’s own days on market where they publish it. Price moves compare the same cars at both ends of the window.
| 125,393 |
| 12 |
| 31 |
| Georgia | $49,972 | 95,580 | 12 | 58 |
| Wisconsin | $45,482 | 88,468 | 10 | 58 |
| Illinois | $50,312 | 79,177 | 10 | 39 |
| North Carolina | $47,701 | 94,176 | 10 | 29 |
| South Carolina | $46,931 | 105,076 | 9 | 26 |
| Pennsylvania | $45,572 | 106,660 | 9 | 63 |
| Alabama | $47,889 | 96,426 | 8 | 50 |
| Kentucky | $46,726 | 102,298 | 8 | 45 |
| New York | $48,625 | 78,595 | 8 | 97 |
| Mississippi | $44,020 | 133,413 | 8 | 38 |
| Indiana | $47,556 | 118,974 | 8 | 31 |
| Virginia | $45,438 | 114,790 | 8 | 44 |
| Missouri | $44,998 | 110,392 | 8 | 75 |
| Arizona | $45,791 | 84,970 | 7 | 40 |
| Arkansas | $42,365 | 119,484 | 7 | 51 |
| Nebraska | $46,187 | 99,158 | 7 | 25 |
| Massachusetts | $48,587 | 68,753 | 6 | 69 |
| Oregon | $48,475 | 100,767 | 6 | 58 |
| Iowa | $43,208 | 100,319 | 5 | 34 |
| North Dakota | $46,298 | 114,001 | 5 | 30 |
| Year | Average asking | Miles | For sale |
|---|---|---|---|
| 2026 | $76,502 | 9,955 | 124 |
| 2025 | $65,251 | 30,019 | 400 |
| 2024 | $58,109 | 55,366 | 830 |
| 2023 | $50,707 | 76,135 | 387 |
| 2022 | $48,945 | 81,696 | 590 |
| 2021 | $47,958 | 89,525 | 390 |
| 2020 | $47,024 | 98,728 | 362 |
| 2019 | $40,240 | 115,968 | 155 |
| 2018 | $38,390 | 116,941 | 165 |
| 2017 | $35,160 | 130,659 | 106 |
| 2016 | $32,571 | 123,417 | 174 |
| 2015 | $29,590 | 141,110 | 180 |
| 2014 | $25,315 | 136,252 | 48 |
| 2013 | $23,801 | 133,218 | 76 |
| 2012 | $21,574 | 150,992 | 39 |
| 2011 | $21,706 | 154,150 | 50 |
| 2010 | $18,283 | 142,427 | 15 |
| 2009 | $17,724 | 156,033 | 16 |
| 2008 | $17,765 | 176,539 | 28 |
| 2007 | $21,922 | 150,892 | 35 |
| 2006 | $21,293 | 157,606 | 21 |
| 2005 | $21,584 | 167,466 | 10 |
| 2004 | $13,949 | 186,553 | 14 |
| 2003 | $13,571 | 130,264 | 11 |
| 2002 | $8,817 | 227,525 | 5 |
| 2001 | $12,024 | 187,265 | 4 |
| 2000 | $10,170 | 172,642 | 5 |
| 1999 | $19,450 | 95,969 | 2 |
| 1998 | $11,150 | 152,508 | 10 |
| 1997 | $10,921 | 175,808 | 3 |
| 1996 | $5,249 | 250,897 | 2 |
| 1995 | $14,700 | 136,022 | 4 |
| 1994 | $20,018 | 79,170 | 1 |
| 1993 | $8,663 | 157,548 | 3 |
| 1992 | $22,000 | 138,314 | 1 |
| 1991 | $9,995 | 183,691 | 1 |
| 1989 | $12,459 | 178,016 | 2 |
| 1988 | $15,995 | 285,850 | 1 |
