Used Mercedes-Benz GLB for sale near Leighton Buzzard
There are 28 used Mercedes-Benz GLB for sale from UK dealers within 20 miles of Leighton Buzzard on AskCar, as of 12 November 2026. Typical asking price £23,500 (the median: half cost less, half cost more). The cheapest is £17,200. AskCar lists 856 used Mercedes-Benz GLB across the UK, from 391 dealerships.
The middle half of the 28 cars are priced between £21,000 and £27,000.
As of 12 November 2026, AskCar lists 596,362 cars and vans from 12,840 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
Price reductions near Leighton Buzzard
19 of the 28 Mercedes-Benz GLB within 20 miles of Leighton Buzzard had their price reduced in the last 14 days to 12 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 848 priced Mercedes-Benz GLB adverts on AskCar as of 12 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.
- 2023 Mercedes-Benz GLB 1.3 GLB200 AMG Line Premium, 161 bhp, automatic, petrol, SUV, 5 doors, 7 seats, grey. Mileage: 58,648 miles. Price: £20,000, reduced by £2,000 from £22,000 since AskCar first saw it on 11 September 2026, 62 days ago. Fair price: £1,713 (7%) under the AskCar estimate of £21,713. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 24 February 2027. Dealer: Quality Part X Dunstable in Dunstable, 7 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-a05107eca529
- 2022 Mercedes-Benz GLB 1.3 GLB200 AMG Line, 161 bhp, automatic, petrol, SUV, 5 doors, 7 seats, silver. Mileage: 37,099 miles. Price: £20,200, reduced by £1,500 from £21,700 since AskCar first saw it on 30 September 2026, 43 days ago. Fair price: £1,275 (5%) under the AskCar estimate of £21,475. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 15 April 2027. Dealer: Quality Part X Dunstable in Dunstable, 7 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2022-117298c5e6ce
- 2021 Mercedes-Benz GLB 1.3 GLB200 AMG Line, 161 bhp, automatic, petrol, SUV, 5 doors, 7 seats, white. Mileage: 59,293 miles. Price: £18,185, reduced by £15 from £18,200 since AskCar first saw it on 5 November 2026, 7 days ago. Fair price: £1,038 (5%) under the AskCar estimate of £19,223. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 13 June 2027. Dealer: Quality Part X Dunstable in Dunstable, 7 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2021-8c2277abc035
- 2023 Mercedes-Benz GLB 1.3 GLB200 AMG Line Premium Plus Night Edition, 160 bhp, automatic, petrol, SUV, 5 doors, 7 seats, blue. Mileage: 20,691 miles. Price: £27,170, reduced by £1,990 from £29,160 since AskCar first saw it on 28 May 2026, 168 days ago. Fair price: £1,073 (3%) under the AskCar estimate of £28,243. Euro 6 emissions standard. ULEZ compliant. Dealer: Evans Halshaw Ford Bedford in Bedford, 16 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-880806826194
- 2021 Mercedes-Benz GLB 2.0 GLB200d AMG Line Premium, 148 bhp, automatic, diesel, SUV, 5 doors, 7 seats, black. Mileage: 41,035 miles. Price: £22,950, unchanged since AskCar first saw it on 13 October 2026, 30 days ago. Fair price: £684 (2%) under the AskCar estimate of £23,634. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 26 January 2027. Dealer: NSA Motor Vehicles in Milton Keynes, 11 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2021-11cde202d124
- 2023 Mercedes-Benz GLB 1.3 AMG Line Premium, 161 bhp, automatic, petrol, SUV, 5 doors, 7 seats, black. Mileage: 36,609 miles. Price: £23,890, reduced by £1,600 from £25,490 since AskCar first saw it on 13 September 2026, 60 days ago. Fair price: £525 (2%) under the AskCar estimate of £24,415. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 23 February 2027. Dealer: Group 1 Automotive Mercedes-Benz of Stevenage in Stevenage, 20 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-412c41e4fdc0
- 2022 Mercedes-Benz GLB 1.3 GLB200 AMG Line Premium, 161 bhp, automatic, petrol, SUV, 5 doors, 7 seats, blue. Mileage: 44,015 miles. Price: £21,690, reduced by £800 from £22,490 since AskCar first saw it on 31 October 2026, 12 days ago. Fair price: £458 (2%) under the AskCar estimate of £22,148. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 26 October 2027. Dealer: Group 1 Automotive Mercedes-Benz Hemel Hempstead in Hemel Hempstead, 16 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2022-272afc796a21
- 2021 Mercedes-Benz GLB 2.0 GLB200d AMG Line Premium, 148 bhp, automatic, diesel, SUV, 5 doors, 7 seats, grey. Mileage: 71,014 miles. Price: £18,295, unchanged since AskCar first saw it on 10 November 2026, 2 days ago. Fair price: £357 (1%) under the AskCar estimate of £18,652. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 15 October 2027. Dealer: Tenby Car Supermarket in Luton, 8 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2021-fe29ace2ee1c
- 2023 Mercedes-Benz GLB 1.3 AMG Line Executive, 161 bhp, automatic, petrol, SUV, 5 doors, 7 seats, white. Mileage: 35,021 miles. Price: £23,384, unchanged since AskCar first saw it on 9 November 2026, 3 days ago. Fair price: £438 (1%) under the AskCar estimate of £23,822. Euro 6 emissions standard. ULEZ compliant. Dealer: Vertu Mercedes Aylesbury in Aylesbury, 10 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-d23cf600ad4e
- 2025 Mercedes-Benz GLB 1.3 GLB200h MHEV AMG Line Executive, 161 bhp, automatic, petrol, SUV, 5 doors, 7 seats, red. Mileage: 4,055 miles. Price: £29,600, reduced by £1,733 from £31,333 since AskCar first saw it on 6 October 2026, 37 days ago. Fair price: £513 (1%) under the AskCar estimate of £30,113. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Group 1 Automotive Mercedes-Benz Hemel Hempstead in Hemel Hempstead, 16 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2025-e09e64c3a627
- 2023 Mercedes-Benz GLB 1.3 GLB200h MHEV AMG Line Premium, 161 bhp, automatic, petrol, SUV, 5 doors, 7 seats, grey. Mileage: 67,796 miles. Price: £20,950, unchanged since AskCar first saw it on 27 October 2026, 16 days ago. Fair price: £328 (1%) under the AskCar estimate of £21,278. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 8 April 2027. Dealer: Exclusive Autos in Watford, 20 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-17dddcd208c9
- 2026 Mercedes-Benz GLB 1.3 GLB200h MHEV Sport Executive, 161 bhp, automatic, petrol, SUV, 5 doors, 7 seats, silver. Mileage: 3,556 miles. Price: £28,690, reduced by £1,435 from £30,125 since AskCar first saw it on 14 October 2026, 29 days ago. Fair price: £316 (1%) under the AskCar estimate of £29,006. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Vertu Mercedes Aylesbury in Aylesbury, 10 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2026-6b6666f85691
- 2023 Mercedes-Benz GLB 1.3 GLB200 AMG Line Premium, 161 bhp, automatic, petrol, SUV, 5 doors, 7 seats, grey. Mileage: 58,685 miles. Price: £21,500, reduced by £1,499 from £22,999 since AskCar first saw it on 16 September 2026, 57 days ago. Fair price: £209 (under 1%) under the AskCar estimate of £21,709. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 1 April 2027. Dealer: Kallenhard in Leighton Buzzard, 3 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-44cd109a1294
- 2022 Mercedes-Benz GLB 1.3 GLB200 AMG Line Premium, 161 bhp, automatic, petrol, SUV, 5 doors, 7 seats, white. Mileage: 24,707 miles. Price: £23,499, reduced by £950 from £24,449 since AskCar first saw it on 28 August 2026, 76 days ago. Fair price: £202 (under 1%) under the AskCar estimate of £23,701. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 26 August 2027. Dealer: Hartwell Dunstable in Dunstable, 7 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2022-8ebdaafd8669
- 2025 Mercedes-Benz GLB 1.3 GLB200h MHEV AMG Line Executive, 161 bhp, automatic, petrol, SUV, 5 doors, 7 seats, blue. Mileage: 19,448 miles. Price: £27,490, reduced by £3,056 from £30,546 since AskCar first saw it on 29 July 2026, 106 days ago. Fair price: £205 (under 1%) under the AskCar estimate of £27,695. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Vertu Mercedes Aylesbury in Aylesbury, 10 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2025-9d0650adbaf9
- 2022 Mercedes-Benz GLB 1.3 GLB200 AMG Line Premium Plus, 161 bhp, automatic, petrol, SUV, 5 doors, 7 seats, blue. Mileage: 57,246 miles. Price: £21,990, reduced by £1,000 from £22,990 since AskCar first saw it on 1 October 2026, 42 days ago. Fair price: £82 (under 1%) under the AskCar estimate of £22,072. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 22 September 2027. Dealer: Group 1 Automotive Mercedes-Benz of Stevenage in Stevenage, 20 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2022-d6b39c977841
- 2022 Mercedes-Benz GLB 1.3 GLB200 AMG Line Premium Plus, 161 bhp, automatic, petrol, SUV, 5 doors, 7 seats, red. Mileage: 18,000 miles. Price: £26,894, reduced by £95 from £26,989 since AskCar first saw it on 8 October 2026, 35 days ago. Fair price: £6 (under 1%) over the AskCar estimate of £26,888. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 28 June 2027. Dealer: FTR Performance in Tring, 6 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2022-80a85c1b5eea
- 2022 Mercedes-Benz GLB 1.3 GLB200 AMG Line, 161 bhp, automatic, petrol, SUV, 5 doors, 7 seats, black. Mileage: 42,902 miles. Price: £20,996, reduced by £304 from £21,300 since AskCar first saw it on 22 October 2026, 21 days ago. Fair price: £138 (under 1%) over the AskCar estimate of £20,858. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 19 September 2026; ask the dealer for the current MOT. Dealer: Quality Part X Dunstable in Dunstable, 7 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2022-66bc0e3a6302
- 2022 Mercedes-Benz GLB 1.3 GLB200 AMG Line, 160 bhp, automatic, petrol, SUV, 5 doors, 7 seats, red. Mileage: 54,557 miles. Price: £19,993, reduced by £2,997 from £22,990 since AskCar first saw it on 22 October 2026, 21 days ago. Fair price: £143 (under 1%) over the AskCar estimate of £19,850. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 7 March 2027. Dealer: Group 1 Automotive Mercedes-Benz Hemel Hempstead in Hemel Hempstead, 16 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2022-4983ed8baf73
- 2026 Mercedes-Benz GLB 1.3 GLB200h MHEV Sport Executive, 161 bhp, automatic, petrol, SUV, 5 doors, 7 seats, black. Mileage: 2,809 miles. Price: £29,750, reduced by £250 from £30,000 since AskCar first saw it on 31 October 2026, 12 days ago. Fair price: £637 (2%) over the AskCar estimate of £29,113. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Sytner Group Mercedes-Benz of Milton Keynes in Milton Keynes, 8 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2026-b2e5d8c2552b
- 2023 Mercedes-Benz GLB 1.3 AMG Line Executive, 161 bhp, automatic, petrol, SUV, 5 doors, 7 seats, black. Mileage: 20,134 miles. Price: £26,000, reduced by £250 from £26,250 since AskCar first saw it on 30 October 2026, 13 days ago. Fair price: £622 (2%) over the AskCar estimate of £25,378. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 23 November 2027. Dealer: Sytner Group Mercedes-Benz of Milton Keynes in Milton Keynes, 8 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-faef99df14fb
- 2026 Mercedes-Benz GLB GLB250+ AMG Line Premium Plus, 268 bhp, automatic, electric, SUV, 5 doors, 7 seats, silver. Mileage: 9,071 miles. Price: £48,990, reduced by £914 from £49,904 since AskCar first saw it on 14 October 2026, 29 days ago. Fair price: £2,288 (4%) over the AskCar estimate of £46,702. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Vertu Mercedes Aylesbury in Aylesbury, 10 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2026-3ff35d70121f
- 2024 Mercedes-Benz GLB 2.0 AMG Line Premium, automatic, diesel, SUV, 5 doors, 7 seats, white. Mileage: 13,586 miles. Price: £32,000, reduced by £1,750 from £33,750 since AskCar first saw it on 29 September 2026, 44 days ago. Fair price: £1,846 (6%) over the AskCar estimate of £30,154. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Sytner Group Mercedes-Benz of Milton Keynes in Milton Keynes, 8 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2024-2fa8dbad9e96
- 2023 Mercedes-Benz GLB 1.3 AMG Line Executive, 161 bhp, automatic, petrol, SUV, 5 doors, 7 seats, grey. Mileage: 49,765 miles. Price: £23,500, reduced by £1,500 from £25,000 since AskCar first saw it on 12 September 2026, 61 days ago. Fair price: £1,378 (6%) over the AskCar estimate of £22,122. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 11 July 2027. Dealer: Sytner Group Mercedes-Benz of Milton Keynes in Milton Keynes, 8 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2023-99edd5ee1c46
- 2025 Mercedes-Benz GLB 1.3 GLB200h MHEV AMG Line Premium, 161 bhp, automatic, petrol, SUV, 5 doors, 7 seats, black. Mileage: 11,765 miles. Price: £33,000, reduced by £500 from £33,500 since AskCar first saw it on 29 October 2026, 14 days ago. Fair price: £2,080 (6%) over the AskCar estimate of £30,920. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Sytner Group Mercedes-Benz of Milton Keynes in Milton Keynes, 8 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2025-9aee123181e5
- 2022 Mercedes-Benz GLB 1.3 GLB200 AMG Line, 161 bhp, automatic, petrol, SUV, 5 doors, 7 seats, grey. Mileage: 91,012 miles. Price: £17,200, reduced by £1,000 from £18,200 since AskCar first saw it on 29 September 2026, 44 days ago. Above the going rate: £1,673 (10%) over the AskCar estimate of £15,527. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 31 August 2026; ask the dealer for the current MOT. Dealer: Quality Part X Dunstable in Dunstable, 7 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2022-067c73ce8868
- 2022 Mercedes-Benz GLB 1.3 GLB200 AMG Line, 160 bhp, automatic, petrol, SUV, 5 doors, 7 seats, red. Mileage: 52,000 miles. Price: £19,299, unchanged since AskCar first saw it on 21 October 2026, 22 days ago. Fair price: £807 (4%) under the AskCar estimate of £20,106. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 17 July 2027. Dealer: Forte Motors in Bedford, 16 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2022-016199359514
- 2022 Mercedes-Benz GLB 1.3 GLB200 AMG Line Premium, 161 bhp, automatic, petrol, SUV, 5 doors, 7 seats, grey. Mileage: 29,379 miles. Price: £23,500, unchanged since AskCar first saw it on 12 November 2026. Fair price: £223 (under 1%) over the AskCar estimate of £23,277. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 27 September 2027. Dealer: Quality Part X Dunstable in Dunstable, 7 miles from Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-glb-2022-f98fb202d803
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