Live US dealer listings Median-priced benchmark Updated 2026-08-30
Market price · Used 2018 Mercedes-Benz GLC-Class 424 listings tracked

Used 2018 Mercedes-Benz GLC-Class Price in the US

A used 2018 Mercedes-Benz GLC-Class in the US typically lists for $15,484–$20,194, with a median asking price of $17,512 across 424 active US dealer listings (as of 2026-08-30). The cheapest one listed right now is $8,990, a 2018 Glc300 in Raleigh, NC — below 95% of the market, so expect an older model year, a base trim or high mileage.

Used 2018 Mercedes-Benz GLC-Class · asking prices424 listings
$10k$30k
Typical range
$15,484 – $20,194
Median
$17,512
Cheapest 5%
under $11,992
Cheapest listed now
$8,990

Browse by model year

cheapest per year

Cheapest 10 listed right now

ranked by price
  1. 2018 Mercedes-Benz GLC-Class
    $8,990
    2018 Mercedes-Benz GLC-Class Glc300
    150,236 mi · Raleigh, NC · Xride Cars
    View listing →
  2. $9,488
    2018 Mercedes-Benz GLC-Class Glc300
    125,166 mi · Houston, TX · MBK Auto Group INC
    View listing →
  3. $9,590
    2018 Mercedes-Benz GLC-Class GLC 300-4m
    156,408 mi · Murrieta, CA · Abramovich Motors
    View listing →
  4. 2018 Mercedes-Benz GLC-Class
    $9,800
    2018 Mercedes-Benz GLC-Class Glc300
    140,817 mi · Fort Payne, AL · Jesus Auto Sales
    View listing →
  5. 2018 Mercedes-Benz GLC-Class
    $9,950
    2018 Mercedes-Benz GLC-Class GLC 300-4m
    172,351 mi · Milford, OH · Mike Castrucci Ford Sales, Inc.
    View listing →
  6. $9,950
    2018 Mercedes-Benz GLC-Class Glc300
    150,686 mi · Lincoln Park, MI · Park Auto Plex LLC
    View listing →
  7. $10,400
    2018 Mercedes-Benz GLC-Class GLC 300-4m
    162,125 mi · Wilmington, IL · Prime Rides Autohaus
    View listing →
  8. 2018 Mercedes-Benz GLC-Class
    $10,498
    2018 Mercedes-Benz GLC-Class Glc300
    112,568 mi · Orlando, FL · Capital Carss
    View listing →
  9. $10,598
    2018 Mercedes-Benz GLC-Class Glc300
    132,836 mi · Largo, FL · Largo Automall
    View listing →
  10. 2018 Mercedes-Benz GLC-Class
    $10,995
    2018 Mercedes-Benz GLC-Class Glc300
    93,840 mi · Escondido, CA · AAA Auto Sales
    View 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 $15,484–$20,194. Cars this far under usually carry an older model year, a base trim or high mileage.

FAQ

How much does a used 2018 Mercedes-Benz GLC-Class cost?

A used 2018 Mercedes-Benz GLC-Class in the US typically lists for $15,484 to $20,194, with a median asking price of $17,512 across 424 active US dealer listings. Nine in ten are priced between $11,992 and $29,857 (as of 2026-08-30, source: UnderMarket Cars).

Is $18,000 a good price for a used 2018 Mercedes-Benz GLC-Class?

That sits at about the market median ($17,512) for a used 2018 Mercedes-Benz GLC-Class. Under $15,484 puts you in the cheapest quarter of active US listings and under $11,992 in the cheapest 5%; above $29,857 is the priciest 5% (as of 2026-08-30).

What is the cheapest used 2018 Mercedes-Benz GLC-Class for sale right now?

$8,990 — a 2018 Mercedes-Benz GLC-Class Glc300 in Raleigh, NC, $8,522 under the median (as of 2026-08-30).

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 2026-08-30.

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Prices updated 2026-08-30. Data covers active dealer listings across the USA.