Used Mercedes-Benz GLA SUV for sale under £20,000

There are 1,272 used Mercedes-Benz GLA SUV under £20,000 for sale from UK dealers on AskCar, as of 29 October 2026. Typical asking price £12,000 (the median: half cost less, half cost more). The cheapest is £4,000. AskCar lists 2,541 used Mercedes-Benz GLA across the UK, from 1,313 dealerships.

The middle half of the 1,272 cars are priced between £10,000 and £14,300.

As of 29 October 2026, AskCar lists 587,923 cars and vans from 12,992 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

380 of the 1,272 cars had their price reduced in the last 14 days to 29 October 2026.

Median asking price by year

YearFor sale with a priceMedian asking priceMiddle half priced between
202170£18,800£18,000 to £19,800
202095£16,300£14,400 to £18,000
2019286£13,000£11,800 to £14,400
2018269£11,800£10,400 to £13,200
2017200£11,000£9,700 to £12,200
2016141£9,900£8,800 to £11,700
2015140£9,700£8,200 to £11,000
201448£9,000£8,200 to £10,000

Cars for sale now, page 5 of 13

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 2,501 priced Mercedes-Benz GLA adverts on AskCar as of 29 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.

·

Mercedes-Benz GLA by gearbox, fuel and body

Mercedes-Benz GLA SUV by price

Mercedes-Benz GLA prices by year

Mercedes-Benz GLA by price

SUVs under £20,000

More Mercedes-Benz

Same budget

Everything