Used 2020 GMC Acadia Price in the US
A used 2020 GMC Acadia in the US typically lists for $17,899–$23,245, with a median asking price of $20,350 across 809 active US dealer listings (as of 2026-09-03). The cheapest one listed right now is $5,612, a 2020 Denali in Pontiac, IL — below 95% of the market, so expect an older model year, a base trim or high mileage.
- Typical range
- $17,899 – $23,245
- Median
- $20,350
- Cheapest 5%
- under $13,433
- Cheapest listed now
- $5,612
Browse by model year
cheapest per year- All years
- 2027 · from $49,433
- 2026 · from $30,700
- 2025 · from $27,988
- 2024 · from $28,885
- 2023 · from $14,995
- 2022 · from $14,294
- 2021 · from $9,398
- 2020 · from $6,999
- 2019 · from $4,090
- 2018 · from $6,399
- 2017 · from $2,500
- 2016 · from $2,215
- 2015 · from $2,800
- 2014 · from $2,699
- 2013 · from $1,500
- 2012 · from $1,999
- 2011 · from $2,600
- 2010 · from $1,599
- 2009 · from $1,665
- 2008 · from $2,026
- 2007 · from $2,595
Cheapest 10 listed right now
ranked by price
These are the bottom of the market, not the going rate — every one is priced below 95% of active listings. A typical used 2020 GMC Acadia asks $17,899–$23,245. Cars this far under usually carry an older model year, a base trim or high mileage.
Deals on the map
10 pinnedFAQ
How much does a used 2020 GMC Acadia cost?
A used 2020 GMC Acadia in the US typically lists for $17,899 to $23,245, with a median asking price of $20,350 across 809 active US dealer listings. Nine in ten are priced between $13,433 and $27,993 (as of 2026-09-03, source: UnderMarket Cars).
Is $20,000 a good price for a used 2020 GMC Acadia?
That sits at about the market median ($20,350) for a used 2020 GMC Acadia. Under $17,899 puts you in the cheapest quarter of active US listings and under $13,433 in the cheapest 5%; above $27,993 is the priciest 5% (as of 2026-09-03).
What is the cheapest used 2020 GMC Acadia for sale right now?
$5,612 — a 2020 GMC Acadia Denali in Pontiac, IL, $14,738 under the median (as of 2026-09-03).
Are these MSRP or real asking prices?
Real asking prices from active US dealer listings, deduplicated by VIN — not manufacturer MSRP. They already reflect dealer discounts, and they exclude tax, title, registration and dealer fees.
How often are prices updated?
UnderMarket Cars refreshes US dealer listings continuously and re-generates this used 2020 GMC Acadia price page at least twice a day. The data date shown on this page is 2026-09-03.
Explore more
Prices updated 2026-09-03. Data covers active dealer listings across the USA.