Used 2018 Mercedes-Benz GLC-Class Price in the US
A used 2018 Mercedes-Benz GLC-Class in the US typically lists for $14,953–$19,998, with a median asking price of $17,145 across 487 active US dealer listings (as of 2026-09-03). The cheapest one listed right now is $8,640, a 2018 Glc300 in San Antonio, TX — below 95% of the market, so expect an older model year, a base trim or high mileage.
- Typical range
- $14,953 – $19,998
- Median
- $17,145
- Cheapest 5%
- under $11,980
- Cheapest listed now
- $8,640
Browse by model year
cheapest per yearCheapest 10 listed right now
ranked by price-
$8,6402018 Mercedes-Benz GLC-Class Glc300179,519 mi · San Antonio, TX · Group 1 Volkswagen Alamo HeightsView listing → -
$8,8002018 Mercedes-Benz GLC-Class Base100,791 mi · Hollywood, FL · Elite Auto AuctionsView listing → -
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$9,3002018 Mercedes-Benz GLC-Class GLC 300-4m81,861 mi · Hollywood, FL · Elite Auto AuctionsView listing →
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$9,5902018 Mercedes-Benz GLC-Class GLC 300-4m156,408 mi · Murrieta, CA · Abramovich MotorsView listing →
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$9,8002018 Mercedes-Benz GLC-Class Glc300140,817 mi · Fort Payne, AL · Jesus AA AutosView listing → -
$9,9502018 Mercedes-Benz GLC-Class Glc300150,686 mi · Lincoln Park, MI · Park Auto Plex LLCView listing →
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$10,3892018 Mercedes-Benz GLC-Class GLC 300-4m172,351 mi · Milford, OH · Mike Castrucci Ford of MilfordView listing → -
$10,4002018 Mercedes-Benz GLC-Class GLC 300-4m162,125 mi · Wilmington, IL · Prime Rides AutohausView listing →
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$10,5502018 Mercedes-Benz GLC-Class Glc300118,435 mi · Jacksonville, FL · GW TRUCKSView 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 Mercedes-Benz GLC-Class asks $14,953–$19,998. Cars this far under usually carry an older model year, a base trim or high mileage.
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10 pinnedFAQ
How much does a used 2018 Mercedes-Benz GLC-Class cost?
A used 2018 Mercedes-Benz GLC-Class in the US typically lists for $14,953 to $19,998, with a median asking price of $17,145 across 487 active US dealer listings. Nine in ten are priced between $11,980 and $28,778 (as of 2026-09-03, source: UnderMarket Cars).
Is $17,000 a good price for a used 2018 Mercedes-Benz GLC-Class?
That sits at about the market median ($17,145) for a used 2018 Mercedes-Benz GLC-Class. Under $14,953 puts you in the cheapest quarter of active US listings and under $11,980 in the cheapest 5%; above $28,778 is the priciest 5% (as of 2026-09-03).
What is the cheapest used 2018 Mercedes-Benz GLC-Class for sale right now?
$8,640 — a 2018 Mercedes-Benz GLC-Class Glc300 in San Antonio, TX, $8,505 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 2018 Mercedes-Benz GLC-Class price page at least twice a day. The data date shown on this page is 2026-09-03.
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Prices updated 2026-09-03. Data covers active dealer listings across the USA.