Used Mercedes-Benz GL Class for sale near Barnet
There are 19 used Mercedes-Benz GL Class for sale from UK dealers within 20 miles of Barnet on AskCar, as of 10 November 2026. Typical asking price £15,800 (the median: half cost less, half cost more). The cheapest is £3,995. AskCar lists 76 used Mercedes-Benz GL Class across the UK, from 64 dealerships.
The middle half of the 19 cars are priced between £12,700 and £18,200.
As of 10 November 2026, AskCar lists 591,054 cars and vans from 12,888 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
Price reductions near Barnet
5 of the 19 Mercedes-Benz GL Class within 20 miles of Barnet had their price reduced in the last 14 days to 10 November 2026. Each one's line in the list below says by how much.
Cars for sale now
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 67 priced Mercedes-Benz GL Class adverts on AskCar as of 10 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, town and distance; AskCar page.
Cheaper cars like each one, with its price history, are on its AskCar page.
- 2007 Mercedes-Benz GL Class 3.0 GL320 CDI V6, 221 bhp, automatic, diesel, SUV, 5 doors, 7 seats, black. Mileage: 86,000 miles. Price: £3,995, reduced by £1,000 from £4,995 since AskCar first saw it on 28 May 2026, 166 days ago. Good value: £1,075 (21%) under the AskCar estimate of £5,070. Euro 4 emissions standard. Dealer: Peace Motors in Ilford, 14 miles from Barnet. AskCar page: https://askcar.co.uk/car/mercedes-benz-gl-class-2007-3674fe7d5607
- 2014 Mercedes-Benz GL Class 3.0 GL350 V6 BlueTEC AMG Sport, 254 bhp, automatic, diesel, SUV, 5 doors, 7 seats, silver. Mileage: 94,000 miles. Price: £12,475, raised by £480 from £11,995 since AskCar first saw it on 25 August 2026, 77 days ago. Good value: £2,188 (14%) under the AskCar estimate of £14,663. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 15 July 2027. Dealer: AUR MOTORS in Sunbury-on-Thames, 18 miles from Barnet. AskCar page: https://askcar.co.uk/car/mercedes-benz-gl-class-2014-f5a95a6bb312
- 2015 Mercedes-Benz GL Class 3.0 BlueTEC AMG Sport, 254 bhp, automatic, diesel, estate, 5 doors, 7 seats, black. Mileage: 55,000 miles. Price: £17,985, unchanged since AskCar first saw it on 8 September 2026, 63 days ago. Good value: £2,985 (14%) under the AskCar estimate of £20,970. Euro 6 emissions standard. ULEZ compliant. Dealer: Simply Motors in Norbury, 17 miles from Barnet. AskCar page: https://askcar.co.uk/car/mercedes-benz-gl-class-2015-3538462f317b
- 2017 Mercedes-Benz GL Class, automatic, coupe, blue. Mileage: 107,326 miles. Price: £10,189, unchanged since AskCar first saw it on 25 September 2026, 46 days ago. Good value: £1,141 (10%) under the AskCar estimate of £11,330. MOT: valid until 24 March 2027. Dealer: Veracity Autohaus in Slough, 17 miles from Barnet. AskCar page: https://askcar.co.uk/car/mercedes-benz-gl-class-2017-0f876c20eb3f
- 2014 Mercedes-Benz GL Class 5.5 GL63 V8 AMG, 549 bhp, automatic, petrol, SUV, 5 doors, 7 seats, silver. Mileage: 86,000 miles. Price: £20,995, reduced by £4,000 from £24,995 since AskCar first saw it on 10 June 2026, 153 days ago. Good value: £2,166 (9%) under the AskCar estimate of £23,160. Euro 5 emissions standard. ULEZ compliant. MOT: valid until 9 December 2026. Dealer: Wheels Excellence in Chesham, 18 miles from Barnet. AskCar page: https://askcar.co.uk/car/mercedes-benz-gl-class-2014-1c61b7c9e965
- 2015 Mercedes-Benz GL Class 5.5 GL63 V8 BiTurbo AMG, 549 bhp, automatic, petrol, SUV, 5 doors, 7 seats, black. Mileage: 68,000 miles. Price: £26,795, reduced by £700 from £27,495 since AskCar first saw it on 1 November 2026, 9 days ago. Fair price: £2,329 (8%) under the AskCar estimate of £29,124. Euro 6 emissions standard. ULEZ compliant. Dealer: Specialist Carz in Ruislip, 10 miles from Barnet. AskCar page: https://askcar.co.uk/car/mercedes-benz-gl-class-2015-a1489936e75b
- 2013 Mercedes-Benz GL Class 3.0 GL350 V6 BlueTEC AMG Sport, 254 bhp, automatic, diesel, SUV, 5 doors, 7 seats, black. Mileage: 76,344 miles. Price: £15,499, reduced by £1,000 from £16,499 since AskCar first saw it on 20 October 2026, 21 days ago. Fair price: £1,333 (7%) under the AskCar estimate of £16,832. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 5 December 2026. Dealer: Sky Autos in London, 9 miles from Barnet. AskCar page: https://askcar.co.uk/car/mercedes-benz-gl-class-2013-57610a368643
- 2014 Mercedes-Benz GL Class AMG, 549 bhp, automatic, petrol, SUV, 5 doors, 7 seats, black. Mileage: 65,000 miles. Price: £17,495, reduced by £4,500 from £21,995 since AskCar first saw it on 28 May 2026, 166 days ago. Fair price: £793 (4%) under the AskCar estimate of £18,288. Dealer: JMS Cars in Staines, 19 miles from Barnet. AskCar page: https://askcar.co.uk/car/mercedes-benz-gl-class-2014-58c43e9f8667
- 2019 Mercedes-Benz GL Class, automatic, estate, grey. Mileage: 51,074 miles. Price: £20,000, unchanged since AskCar first saw it on 25 September 2026, 46 days ago. Fair price: £757 (3%) under the AskCar estimate of £20,757. MOT: valid until 1 July 2027. Dealer: The Great Automobiles in Penge, 17 miles from Barnet. AskCar page: https://askcar.co.uk/car/mercedes-benz-gl-class-2019-c791a1de2a2d
- 2015 Mercedes-Benz GL Class 3.0 GL350 V6 BlueTEC AMG Sport, 254 bhp, automatic, diesel, SUV, 5 doors, 7 seats, white. Mileage: 101,000 miles. Price: £15,750, unchanged since AskCar first saw it on 19 October 2026, 22 days ago. Fair price: £389 (2%) under the AskCar estimate of £16,139. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 1 April 2027. Dealer: Project Cars in Ashford, 19 miles from Barnet. AskCar page: https://askcar.co.uk/car/mercedes-benz-gl-class-2015-7b76d129255e
- 2014 Mercedes-Benz GL Class 3.0 GL350 V6 BlueTEC AMG Sport, 254 bhp, automatic, diesel, SUV, 5 doors, 7 seats, grey. Mileage: 103,000 miles. Price: £13,995, reduced by £1,000 from £14,995 since AskCar first saw it on 28 May 2026, 166 days ago. Fair price: £219 (1%) over the AskCar estimate of £13,776. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 13 January 2027. Dealer: Prime Car Group in Barnet, 3 miles from Barnet. AskCar page: https://askcar.co.uk/car/mercedes-benz-gl-class-2014-dcb6c709cd84
- 2013 Mercedes-Benz GL Class 3.0 GL350 CDI V6 BlueEfficiency, 261 bhp, automatic, diesel, SUV, 5 doors, 7 seats, black. Mileage: 111,000 miles. Price: £8,995, reduced by £2,000 from £10,995 since AskCar first saw it on 7 July 2026, 126 days ago. Fair price: £218 (2%) over the AskCar estimate of £8,777. Euro 5 emissions standard. MOT: valid until 1 July 2027. Dealer: GBR Centre in Hemel Hempstead, 13 miles from Barnet. AskCar page: https://askcar.co.uk/car/mercedes-benz-gl-class-2013-673ae6aee45b
- 2014 Mercedes-Benz GL Class 3.0 GL350 V6 BlueTEC AMG Sport, 254 bhp, automatic, diesel, SUV, 5 doors, 7 seats, grey. Mileage: 100,000 miles. Price: £15,425, reduced by £550 from £15,975 since AskCar first saw it on 28 May 2026, 166 days ago. Fair price: £594 (4%) over the AskCar estimate of £14,831. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 22 February 2027. Dealer: Project Cars in Ashford, 19 miles from Barnet. AskCar page: https://askcar.co.uk/car/mercedes-benz-gl-class-2014-e9bad5b884ca
- 2013 Mercedes-Benz GL Class 3.0 GL350 V6 BlueTEC AMG Sport, 254 bhp, automatic, diesel, SUV, 5 doors, 7 seats, silver. Mileage: 136,117 miles. Price: £11,389, unchanged since AskCar first saw it on 14 August 2026, 88 days ago. Fair price: £638 (5%) over the AskCar estimate of £10,751. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 27 January 2027. Dealer: Velocity Autohaus in Stanmore, 5 miles from Barnet. AskCar page: https://askcar.co.uk/car/mercedes-benz-gl-class-2013-b1cd61160471
- 2015 Mercedes-Benz GL Class 3.0 GL350 V6 BlueTEC AMG Sport, 254 bhp, automatic, diesel, SUV, 5 doors, 7 seats, black. Mileage: 92,215 miles. Price: £18,450, reduced by £500 from £18,950 since AskCar first saw it on 21 October 2026, 20 days ago. Fair price: £1,280 (7%) over the AskCar estimate of £17,170. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 30 November 2026. Dealer: Quality Motor Company in Iver, 16 miles from Barnet. AskCar page: https://askcar.co.uk/car/mercedes-benz-gl-class-2015-498757f25eae
- 2014 Mercedes-Benz GL Class 3.0 GL350 V6 BlueTEC AMG Sport, 254 bhp, automatic, diesel, SUV, 5 doors, 7 seats, silver. Mileage: 90,000 miles. Price: £17,575, unchanged since AskCar first saw it on 26 June 2026, 137 days ago. Above the going rate: £1,651 (10%) over the AskCar estimate of £15,924. Euro 6 emissions standard. ULEZ compliant. Dealer: Project Cars in Ashford, 19 miles from Barnet. AskCar page: https://askcar.co.uk/car/mercedes-benz-gl-class-2014-e49b80393846
- 2016 Mercedes-Benz GL Class, automatic, estate, silver. Mileage: 39,889 miles. Price: £17,995, reduced by £1,000 from £18,995 since AskCar first saw it on 8 July 2026, 125 days ago. Above the going rate: £2,550 (16%) over the AskCar estimate of £15,445. MOT: valid until 19 May 2027. Dealer: Easy Carz in Luton, 18 miles from Barnet. AskCar page: https://askcar.co.uk/car/mercedes-benz-gl-class-2016-20124f6966cc
- 2015 Mercedes-Benz GL Class 3.0 GL350 V6 BlueTEC AMG Sport, 254 bhp, automatic, diesel, SUV, 5 doors, 7 seats, blue. Mileage: 94,000 miles. Price: £24,509, unchanged since AskCar first saw it on 28 May 2026, 166 days ago. Above the going rate: £7,695 (45%) over the AskCar estimate of £16,814. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 19 December 2026. Dealer: Z T Trading in Merton, 17 miles from Barnet. AskCar page: https://askcar.co.uk/car/mercedes-benz-gl-class-2015-8d9b99f119de
- 2018 Mercedes-Benz GL Class, automatic, saloon, blue. Mileage: 41,750 miles. Price: £12,995, unchanged since AskCar first saw it on 10 October 2026, 31 days ago. Far below the going rate: £8,378 (39%) under the AskCar estimate of £21,373. Worth asking the dealer why. MOT: valid until 26 August 2027. Dealer: The Great Automobiles in Penge, 17 miles from Barnet. AskCar page: https://askcar.co.uk/car/mercedes-benz-gl-class-2018-efe8c30ef316
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