Used Mercedes-Benz GLC for sale under £20,000

There are 1,032 used Mercedes-Benz GLC under £20,000 for sale from UK dealers on AskCar, as of 11 November 2026. Typical asking price £16,700 (the median: half cost less, half cost more). The cheapest is £7,995. AskCar lists 2,883 used Mercedes-Benz GLC across the UK, from 1,192 dealerships.

The middle half of the 1,032 cars are priced between £14,500 and £18,400.

As of 11 November 2026, AskCar lists 593,449 cars and vans from 12,847 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

395 of the 1,032 cars had their price reduced in the last 14 days to 11 November 2026.

Median asking price by year

YearFor sale with a priceMedian asking priceMiddle half priced between
202065£19,200£18,000 to £20,000
2019205£18,000£16,500 to £19,000
2018310£16,500£15,000 to £18,000
2017255£16,000£14,000 to £17,700
2016144£14,000£12,500 to £15,800
201523£12,500£12,000 to £15,400

Cars for sale now, page 1 of 11

Best value first: the cars priced furthest below their AskCar estimate come first, and those without one come after. The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 2,855 priced Mercedes-Benz GLC adverts on AskCar as of 11 November 2026.

Each car: year, make, model, engine and trim, power, gearbox, fuel, body, doors, colour; mileage; price and its changes; how the price compares with the AskCar estimate; emissions standard and ULEZ compliance where it holds; MOT; dealer and town; AskCar page.

Cheaper cars like each one, with its price history, are on its AskCar page.

Mercedes-Benz GLC by gearbox, fuel and body

Mercedes-Benz GLC under £20,000 by gearbox, fuel and body

Mercedes-Benz GLC prices by year

Mercedes-Benz GLC by price

Mercedes-Benz GLC near you

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