Used petrol Mercedes-Benz C Class for sale under £30,000

There are 1,559 used petrol Mercedes-Benz C Class under £30,000 for sale from UK dealers on AskCar, as of 31 October 2026. Typical asking price £16,600 (the median: half cost less, half cost more). The cheapest is £690. AskCar lists 4,731 used Mercedes-Benz C Class across the UK, from 2,258 dealerships.

The middle half of the 1,559 cars are priced between £11,700 and £24,000.

As of 31 October 2026, AskCar lists 583,548 cars and vans from 12,716 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

502 of the 1,559 cars had their price reduced in the last 14 days to 31 October 2026.

Median asking price by year

YearFor sale with a priceMedian asking priceMiddle half priced between
202597£27,500£26,500 to £29,000
202424£26,500£25,500 to £28,500
202384£26,500£25,000 to £28,500
202276£25,000£23,000 to £27,000
202140£20,500£18,100 to £22,000
202075£18,200£15,100 to £23,000
2019268£16,000£13,800 to £19,000
2018214£16,000£13,800 to £21,000
2017161£15,000£12,000 to £18,500
2016123£16,000£12,500 to £22,000
201588£11,000£9,000 to £13,400
201440£10,300£8,000 to £18,200
201353£9,000£6,000 to £20,000
201245£6,000£4,700 to £15,000
201128£6,600£4,900 to £16,500
201029£4,700£3,500 to £6,600
200927£4,000£3,200 to £10,700

Cars for sale now, page 15 of 16

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 4,532 priced Mercedes-Benz C Class adverts on AskCar as of 31 October 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.

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