Used 2018 GMC Canyon Price in the US
A used 2018 GMC Canyon in the US typically lists for $17,999–$23,989, with a median asking price of $20,499 across 193 active US dealer listings (as of 2026-10-17). The cheapest one listed right now is $10,975, a 2018 Work in New Braunfels, TX — below 95% of the market, so expect high mileage, a base trim or a branded title — check the vehicle history.
- Typical range
- $17,999 – $23,989
- Median
- $20,499
- Cheapest 5%
- under $13,358
- Cheapest listed now
- $10,975
Browse by model year
typical price per yearCheapest 10 listed right now
ranked by price-
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$11,9952018 GMC Canyon SLE195,569 mi · Baton Rouge, LA · Southeast Auto Inc - Baton RougeView listing →
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$11,9952018 GMC Canyon Work165,117 mi · Lake Station, IN · Auto Wholesale Hobart LsView listing → -
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$13,1112018 GMC Canyon Work125,820 mi · Signal Hill, CA · Glenn E Thomas Dodge Chrysler JeepView listing →
These are the bottom of the market, not the going rate — every one is priced below 95% of active listings. A typical used 2018 GMC Canyon asks $17,999–$23,989. Cars this far under: expect high mileage, a base trim or a branded title — check the vehicle history.
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10 pinnedFAQ
How much does a used 2018 GMC Canyon cost?
A used 2018 GMC Canyon in the US typically lists for $17,999 to $23,989, with a median asking price of $20,499 across 193 active US dealer listings. Nine in ten are priced between $13,358 and $28,537 (as of 2026-10-17, source: UnderMarket Cars).
Is $20,000 a good price for a used 2018 GMC Canyon?
That sits at about the market median ($20,499) for a used 2018 GMC Canyon. Under $17,999 puts you in the cheapest quarter of active US listings and under $13,358 in the cheapest 5%; above $28,537 is the priciest 5% (as of 2026-10-17).
What is the cheapest used 2018 GMC Canyon for sale right now?
$10,975 — a 2018 GMC Canyon Work in New Braunfels, TX, $9,524 under the median (as of 2026-10-17).
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?
The listing data behind UnderMarket Cars is rebuilt from live US dealer inventory every few hours, and this used 2018 GMC Canyon page is regenerated from it when it is requested. The figures on this page are from 2026-10-17.
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Prices updated 2026-10-17. Data covers active dealer listings across the USA.