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AutosXchange market data

2020 GMC Sierra 3500 prices & market data

What dealers are asking for the 2020 GMC Sierra 3500 right now, from 6 current listings at 6 dealerships across 5 states.

Asking prices of current listings · AutosXchange live dealer listings, November 5, 2026 · not sold prices

6Listings for sale now
$41,508Median asking price
$32,925–$49,001Typical range (10th–90th percentile)
100,114Median miles (6 listings with odometer)
6Dealerships listing it
See 2020 GMC Sierra 3500 listingsAll GMC Sierra 3500 yearsOther GMC models
Price distribution

2020 GMC Sierra 3500: how asking prices are spread

Half of listings ask between $34,974 and $45,980; the most common band is $32,000–$34,000 (2 listings).

2020 GMC Sierra 3500 asking price distributionHistogram of 6 current 2020 GMC Sierra 3500 asking prices in 10 bins of $2,000; median $41,508.01122$32k–$34k: 2 listings (includes 1 below $32k)$34k–$36k: 0 listings$36k–$38k: 0 listings$38k–$40k: 1 listing$40k–$42k: 0 listings$42k–$44k: 0 listings$44k–$46k: 1 listing$46k–$48k: 1 listing$48k–$50k: 0 listings$50k–$52k: 1 listing≤$32k$36k$40k$44k$48k$52kMedian $41,508Asking price (bar height = number of listings)
Bars count listings in $2,000 price bands; the dashed line marks the median. The outer bars also include the lowest and highest 1% of prices.
Where they are listed

2020 GMC Sierra 3500: listings by state

Ohio has the most, with 2 listings (33% of 6).

2020 GMC Sierra 3500 listings by stateNumber of current 2020 GMC Sierra 3500 listings by dealer state: Ohio 2, Alabama 1, California 1, Tennessee 1, Texas 1.OhioOhio: 2 · 33%2 · 33%AlabamaAlabama: 1 · 17%1 · 17%CaliforniaCalifornia: 1 · 17%1 · 17%TennesseeTennessee: 1 · 17%1 · 17%TexasTexas: 1 · 17%1 · 17%
Counts current AutosXchange listings by the selling dealer's state (5 states in total).
Current listings

2020 GMC Sierra 3500 for sale now: best value first

2020 GMC Sierra 3500 for sale in Houston, TX31% below similar
2020 GMC Sierra 3500$31,900159,581 mi · Houston, TXJema Auto Sales
2020 GMC Sierra 3500 HD Sierra for sale in Dothan, AL27% below similar
2020 GMC Sierra 3500 HD Sierra$33,95038,056 mi · Dothan, ALSolomon Chevrolet
2020 GMC Sierra 3500 HD for sale in Columbus, OH18% below similar
2020 GMC Sierra 3500 HD$38,04582,031 mi · Columbus, OHAuto Boutique Ohio
2020 GMC Sierra 3500 HD Crew Cab Denali Pickup 4D 8 ft for sale in Fresno, CA
2020 GMC Sierra 3500 HD Crew Cab Denali Pickup 4D 8 ft$44,970137,679 mi · Fresno, CAOption 1 Motors
2020 GMC Sierra 3500 HD Denali for sale in Circleville, OH
2020 GMC Sierra 3500 HD Denali$46,316116,970 mi · Circleville, OHCoughlin Chevrolet of Circleville
2020 GMC Sierra 3500 HD Denali for sale in Alcoa, TN
2020 GMC Sierra 3500 HD Denali$51,68683,258 mi · Alcoa, TNTwin City Auto Center
See all 6 2020 GMC Sierra 3500 listings
Sorted by how far each asking price is below the median of the same model within one model year (all current listings nationwide). Badges show listings at least 5% below that median. Listings priced under 60% of that median (often data errors or damaged vehicles) and model years with fewer than 5 comparable listings are listed after the ranked ones.
By model year

GMC Sierra 3500 market data by model year

Listings and median asking price per model year. Pages for years with fewer than 5 listings show the listings only.
Shop locally

2020 GMC Sierra 3500 for sale by city

FAQ

Frequently asked questions

What is the average asking price of a 2020 GMC Sierra 3500?
Across 6 current listings on AutosXchange, the median asking price of a 2020 GMC Sierra 3500 is $41,508. Most listings (10th to 90th percentile) ask between $32,925 and $49,001. These are dealer asking prices, not sold prices.
How many GMC Sierra 3500 are for sale?
AutosXchange currently lists 6 vehicles from 6 dealerships in 5 states.
What mileage is typical for a 2020 GMC Sierra 3500?
The median odometer reading is 100,114 miles; the middle half of listings show between 82,338 and 132,502 miles (6 listings with a published odometer).
What is a fair asking price for a 2020 GMC Sierra 3500?
Half of current listings ask between $34,974 and $45,980 (25th to 75th percentile), around a median of $41,508. Compare mileage, trim, condition and the vehicle history report before deciding; AutosXchange figures are asking prices, not sold prices.
Where are the most GMC Sierra 3500 for sale?
Ohio has the most current listings (2), followed by Alabama (1).

AutosXchange market data is calculated from the asking prices of current dealer listings on AutosXchange, refreshed as dealers update their inventory. These are not sold or transaction prices and not appraisals. Listings with an asking price under $500 (placeholder prices) are excluded. Confirm price, fees and availability with the selling dealer.