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FinalBid / Copart + IAAI

2020 GMC Sierra 1500 auction results: final bids and sale history

FinalBid holds 7,330 completed Copart and IAAI auctions for 2020 GMC Sierra 1500. Across 7,258 recorded USD final bids, the median sold price is $15,000. Most of those cars were sold with front end. Half of the 4,034 verified odometer readings sit above 69,214 mi. The oldest auction in the archive closed in Feb 21, 2020, the newest in Nov 13, 2026. Auction results for the 2020 GMC Sierra 1500 at Copart and IAAI. Each sold lot below shows the final bid together with the damage, odometer and title that explain it, so you can see where a particular 2020 GMC Sierra 1500 belongs in the sold-price range rather than guessing at an average.

$12,175
Median final bid
$9,100–$15,300
Middle half
$19,000
Top 10% from
$34,950
Highest

Price index

Median final bid by month (line) and number of sales (bars), last 12 months.

$10,700 $12,030 $13,370 $14,700 Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov $11,900

Final bid by damage type

Median final bid by primary damage, all model years, last 12 months.

Damage Sold Median final bid
Theft 49
$21,825
Vandalism 42
$20,950
Minor dents & scratches 52
$17,050
Rear end 160
$13,475
Side 230
$12,700
Mechanical 38
$11,600
Front end 798
$11,400
All over 45
$8,350

Where they go

Buyer country of the winning bid, with the median price and model year each market buys. Shares of 1,278 sales with a known buyer country.

Buyer country Share Median final bid Median model year
United States
79%
$12,300 2020
Mexico
17%
$11,150 2020
Oman
1%
$11,400 2020
Guatemala
0.7%
$10,200 2020
United Arab Emirates
0.5%
$7,900 2020
El Salvador
0.2%
$13,300 2020
Bahamas
0.2%
$12,975 2020
Canada
0.2%
$11,600 2020
Georgia
0.2%
$14,800 2020
Panama
0.2%
$15,600 2020
Brazil
0.1%
$12,500 2020
Belize
0.1%
$15,100 2020
Other countries 0%

Country totals only. Individual lots do not show the buyer's country.

Copart vs IAAI

Copart 1,044 sold median $12,000
IAAI 614 sold median $12,500

Last 12 months · updated November 10, 2026

Top recent results

The highest final bids among the latest sales.

Date Vehicle Damage Final bid
Nov 11, 2026 2020 GMC Sierra 1500 Denali Rear end $21,500
Nov 13, 2026 2020 GMC Sierra 1500 Denali Front end $17,700
Nov 12, 2026 2020 GMC Sierra 1500 SLT Hail $16,200
Nov 10, 2026 2020 GMC Sierra 1500 SLT Front end $15,900

Sierra 1500 years

2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 1976 1975 1974 1973 1972 1971 1969 1968 1967 1966 1964 1962 1957 1956 1955 1948

GMC models

Acadia C1500 Caballero Canyon Denali Envoy Hummer EV Jimmy Rally Safari Safari Cargo Savana Savana Cargo Savana Commercial Sierra 1500 Sierra 1500HD Sierra 1500HD Classic Sierra 2500 Sierra 2500HD Sierra 3500 Sierra 3500HD Sierra Denali Sierra Denali Classic Sierra EV Sonoma Suburban Terrain Typhoon Van Vandura Yukon Yukon Denali Yukon XL

Auction archive FAQ

How much does a 2020 GMC Sierra 1500 sell for at Copart and IAAI?

Over the last 12 months the median final bid for a 2020 GMC Sierra 1500 was $12,175; half of the 1,658 sales went for $9,100 to $15,300.

Where do 2020 GMC Sierra 1500 cars from US auctions go?

Among sales with a known buyer country: United States (79%), Mexico (17%), Oman (1%).

Is a 2020 GMC Sierra 1500 cheaper at Copart or IAAI?

Median final bid over the last 12 months: Copart $12,000, IAAI $12,500.

How much does a 2020 GMC Sierra 1500 sell for at auction?

The auction results listed here are the answer — every 2020 GMC Sierra 1500 lot carries its own final bid. Read the range and place your car inside it instead of trusting one figure.

What pushes a 2020 GMC Sierra 1500 final bid to the bottom of the range?

Water and fire losses, missing keys, deployed airbags and a branded title. Any two of those together usually explain a sold price that looks improbably low.

VIN history beyond the auction

Look past the final bid on any 2020 GMC Sierra 1500

Title brands, accident reports and odometer entries: the VIN history behind any auction lot.

Example VIN history →