Used BMW X3 for sale near Sleaford
There are 32 used BMW X3 for sale from UK dealers within 20 miles of Sleaford on AskCar, as of 10 November 2026. Typical asking price £32,500 (the median: half cost less, half cost more). The cheapest is £5,999. AskCar lists 3,110 used BMW X3 across the UK, from 1,231 dealerships.
The middle half of the 32 cars are priced between £24,000 and £47,500.
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 Sleaford
18 of the 32 BMW X3 within 20 miles of Sleaford 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 3,051 priced BMW X3 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.
- 2023 BMW X3 2.0 20d MHT M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, white. Mileage: 30,733 miles. Price: £30,995, reduced by £6,300 from £37,295 since AskCar first saw it on 19 August 2026, 83 days ago. Fair price: £2,306 (6%) under the AskCar estimate of £33,301. Euro 6 emissions standard. ULEZ compliant. Dealer: Group 1 BMW Lincoln in Lincoln, 15 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-0b4c0f955852
- 2024 BMW X3 2.0 20d M Sport, automatic, diesel, SUV, 5 doors, black. Mileage: 18,227 miles. Price: £33,995, reduced by £3,995 from £37,990 since AskCar first saw it on 29 August 2026, 73 days ago. Fair price: £2,308 (6%) under the AskCar estimate of £36,303. MOT: first test not yet due. Dealer: Group 1 BMW Lincoln in Lincoln, 15 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2024-f27c580cae1e
- 2018 BMW X3 3.0 M40d, 322 bhp, automatic, diesel, SUV, 5 doors, other. Mileage: 27,200 miles. Price: £28,995, reduced by £1,000 from £29,995 since AskCar first saw it on 7 July 2026, 126 days ago. Fair price: £1,504 (4%) under the AskCar estimate of £30,499. Euro 6 emissions standard. ULEZ compliant. Dealer: Taurus Autos in Colsterworth, 16 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-7e2469db77a1
- 2026 BMW X3 2.0 M Sport, 194 bhp, automatic, diesel, SUV, 5 doors, black. Mileage: 13,179 miles. Price: £46,724, reduced by £5,251 from £51,975 since AskCar first saw it on 31 July 2026, 102 days ago. Fair price: £1,634 (3%) under the AskCar estimate of £48,358. Euro 6 emissions standard. ULEZ compliant. Dealer: Listers in Boston, 15 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2026-054f2719e590
- 2020 BMW X3 2.0 20d M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, blue. Mileage: 41,282 miles. Price: £22,975, reduced by £1,000 from £23,975 since AskCar first saw it on 18 September 2026, 53 days ago. Fair price: £782 (3%) under the AskCar estimate of £23,757. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 13 February 2027. Dealer: MINI UK at Listers Boston in Boston, 15 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-c446ba47bc89
- 2026 BMW X3 3.0 M50i MHT, 393 bhp, automatic, petrol, SUV, 5 doors, grey. Mileage: 3,941 miles. Price: £57,995, reduced by £3,995 from £61,990 since AskCar first saw it on 3 July 2026, 130 days ago. Fair price: £1,465 (2%) under the AskCar estimate of £59,460. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Group 1 BMW Lincoln in Lincoln, 15 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2026-38908be22200
- 2022 BMW X3 2.0 20i MHT M Sport, 181 bhp, automatic, petrol, SUV, 5 doors, grey. Mileage: 34,742 miles. Price: £29,975, reduced by £3,000 from £32,975 since AskCar first saw it on 28 August 2026, 74 days ago. Fair price: £731 (2%) under the AskCar estimate of £30,706. Euro 6 emissions standard. ULEZ compliant. Dealer: Listers in Boston, 15 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2022-caa7259ac179
- 2022 BMW X3 2.0 20i MHT M Sport, 181 bhp, automatic, petrol, SUV, 5 doors, grey. Mileage: 34,763 miles. Price: £29,975, reduced by £3,000 from £32,975 since AskCar first saw it on 28 August 2026, 74 days ago. Fair price: £728 (2%) under the AskCar estimate of £30,703. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 29 September 2026; ask the dealer for the current MOT. Dealer: MINI UK at Listers Boston in Boston, 15 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2022-6fb0d0bd32cc
- 2021 BMW X3 2.0 20d MHT M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, black. Mileage: 51,834 miles. Price: £23,995, unchanged since AskCar first saw it on 3 November 2026, 7 days ago. Fair price: £539 (2%) under the AskCar estimate of £24,534. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 12 September 2027. Dealer: Grainger Motor Group in Spalding, 17 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-6c8795cb5390
- 2016 BMW X3 2.0 20d M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, white. Mileage: 80,011 miles. Price: £11,990, reduced by £1,500 from £13,490 since AskCar first saw it on 28 May 2026, 166 days ago. Fair price: £268 (2%) under the AskCar estimate of £12,258. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 3 November 2026; ask the dealer for the current MOT. Dealer: JDC Vehicle Sales in Boston, 11 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2016-5944b8166473
- 2026 BMW X3 3.0 M50i MHT, 393 bhp, automatic, petrol, SUV, 5 doors, blue. Mileage: 5,845 miles. Price: £57,999, reduced by £4,791 from £62,790 since AskCar first saw it on 15 June 2026, 148 days ago. Fair price: £729 (1%) under the AskCar estimate of £58,728. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Group 1 BMW Lincoln in Lincoln, 15 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2026-b5526a946fbd
- 2023 BMW X3 2.0 20d MHT M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, white. Mileage: 36,084 miles. Price: £31,975, reduced by £1,000 from £32,975 since AskCar first saw it on 7 October 2026, 34 days ago. Fair price: £385 (1%) under the AskCar estimate of £32,360. Euro 6 emissions standard. ULEZ compliant. Dealer: MINI UK at Listers Boston in Boston, 15 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-58485be5e36e
- 2015 BMW X3 2.0 20d SE, 187 bhp, manual, diesel, estate, 5 doors, white. Mileage: 126,120 miles. Price: £5,999, reduced by £400 from £6,399 since AskCar first saw it on 25 September 2026, 46 days ago. Fair price: £65 (1%) under the AskCar estimate of £6,064. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 18 August 2027. Dealer: Boston Car Center in Boston, 16 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2015-c53c05d740ce
- 2015 BMW X3 2.0 20d SE, 187 bhp, manual, diesel, estate, 5 doors, white. Mileage: 125,975 miles. Price: £6,399, reduced by £400 from £6,399 since AskCar first saw it on 25 September 2026, 46 days ago. Fair price: £65 (1%) under the AskCar estimate of £6,064. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 18 August 2027. Dealer: Boston Car Center in Boston, 16 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2015-5624ea1bf5a0
- 2023 BMW X3 2.0 20d MHT M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, white. Mileage: 36,084 miles. Price: £31,975, reduced by £1,000 from £32,975 since AskCar first saw it on 7 October 2026, 34 days ago. Fair price: £201 (under 1%) under the AskCar estimate of £32,176. Euro 6 emissions standard. ULEZ compliant. Dealer: Listers in Boston, 15 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-da02f367db5f
- 2022 BMW X3 3.0 30d MHT M Sport, 282 bhp, automatic, diesel, SUV, 5 doors, blue. Mileage: 40,043 miles. Price: £34,995, unchanged since AskCar first saw it on 18 October 2026, 23 days ago. Fair price: £53 (under 1%) under the AskCar estimate of £35,048. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 12 December 2026. Dealer: Stoneacre Lincoln Volvo in Lincoln, 17 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2022-74ab67210917
- 2026 BMW X3 2.0 20d MHT M Sport, 194 bhp, automatic, diesel, SUV, 5 doors, grey. Mileage: 10,200 miles. Price: £45,990, reduced by £5,660 from £51,650 since AskCar first saw it on 28 May 2026, 166 days ago. Fair price: £133 (under 1%) over the AskCar estimate of £45,857. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Group 1 BMW Lincoln in Lincoln, 15 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2026-dd3d3a95ec82
- 2026 BMW X3 3.0 M50i MHT, 393 bhp, automatic, petrol, SUV, 5 doors, blue. Mileage: 9,577 miles. Price: £56,995, reduced by £5,755 from £62,750 since AskCar first saw it on 28 May 2026, 166 days ago. Fair price: £168 (under 1%) over the AskCar estimate of £56,827. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Group 1 BMW Lincoln in Lincoln, 15 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2026-54645f25a209
- 2022 BMW X3 2.0 20d MHT M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, grey. Mileage: 55,099 miles. Price: £26,990, reduced by £2,000 from £28,990 since AskCar first saw it on 11 August 2026, 91 days ago. Fair price: £107 (under 1%) over the AskCar estimate of £26,883. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 21 September 2026; ask the dealer for the current MOT. Dealer: Horton SEAT I CUPRA in Lincoln, 15 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2022-ef2c6b188589
- 2024 BMW X3 2.0 20d M Sport, automatic, diesel, SUV, 5 doors, white. Mileage: 21,548 miles. Price: £35,990, reduced by £1,005 from £36,995 since AskCar first saw it on 31 October 2026, 10 days ago. Fair price: £196 (under 1%) over the AskCar estimate of £35,794. MOT: first test not yet due. Dealer: Group 1 BMW Lincoln in Lincoln, 15 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2024-ec02692e7056
- 2026 BMW X3 2.0 M Sport, 194 bhp, automatic, diesel, SUV, 5 doors, black. Mileage: 10,478 miles. Price: £49,224, reduced by £4,751 from £53,975 since AskCar first saw it on 31 July 2026, 102 days ago. Fair price: £307 (under 1%) over the AskCar estimate of £48,917. Euro 6 emissions standard. ULEZ compliant. Dealer: Listers in Boston, 15 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2026-cf2722e17f9c
- 2026 BMW X3 3.0 M50i MHT, 393 bhp, automatic, petrol, SUV, 5 doors, grey. Mileage: 2,500 miles. Price: £60,495, reduced by £3,500 from £63,995 since AskCar first saw it on 6 November 2026, 4 days ago. Fair price: £635 (1%) over the AskCar estimate of £59,860. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Group 1 BMW Lincoln in Lincoln, 15 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2026-e6f4ab72a551
- 2026 BMW X3 2.0 20d MHT M Sport, 194 bhp, automatic, diesel, SUV, 5 doors, grey. Mileage: 3,231 miles. Price: £48,995, reduced by £10,995 from £59,990 since AskCar first saw it on 24 September 2026, 47 days ago. Fair price: £634 (1%) over the AskCar estimate of £48,361. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Group 1 BMW Lincoln in Lincoln, 15 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2026-fabad66d188a
- 2019 BMW X3 2.0 20i M Sport, 181 bhp, automatic, petrol, SUV, 5 doors, silver. Mileage: 47,028 miles. Price: £22,475, reduced by £1,500 from £23,975 since AskCar first saw it on 8 June 2026, 155 days ago. Fair price: £569 (2%) over the AskCar estimate of £21,906. 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: Junction 17 Cars Limited t/a Junction 17 Cars (Grantham) in Grantham, 11 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2019-1beddd4d9740
- 2026 BMW X3 2.0 20d MHT M Sport, 194 bhp, automatic, diesel, SUV, 5 doors, black. Mileage: 13,179 miles. Price: £46,475, reduced by £5,500 from £51,975 since AskCar first saw it on 30 July 2026, 103 days ago. Fair price: £1,195 (2%) over the AskCar estimate of £45,280. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: MINI UK at Listers Boston in Boston, 15 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2026-06248598925a
- 2026 BMW X3 2.0 30e M Sport, 294 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 3,234 miles. Price: £51,495, reduced by £1,495 from £52,990 since AskCar first saw it on 24 September 2026, 47 days ago. Fair price: £1,390 (2%) over the AskCar estimate of £50,105. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Group 1 BMW Lincoln in Lincoln, 15 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2026-8455a0886d0a
- 2021 BMW X3 2.0 30e Xline, 288 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 49,631 miles. Price: £22,495, reduced by £3,955 from £26,450 since AskCar first saw it on 7 October 2026, 34 days ago. Fair price: £695 (3%) over the AskCar estimate of £21,800. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 16 September 2027. Dealer: Group 1 BMW Lincoln in Lincoln, 15 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-328bcbdfc7de
- 2020 BMW X3 2.0 20d M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, white. Mileage: 48,257 miles. Price: £23,990, unchanged since AskCar first saw it on 28 October 2026, 13 days ago. Fair price: £1,105 (4%) over the AskCar estimate of £22,885. Euro 6 emissions standard. ULEZ compliant. Dealer: Listers in Boston, 15 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-e62fb6bd4c33
- 2020 BMW X3 2.0 20d M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, white. Mileage: 48,262 miles. Price: £23,990, unchanged since AskCar first saw it on 27 October 2026, 14 days ago. Fair price: £1,106 (4%) over the AskCar estimate of £22,884. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 12 October 2027. Dealer: MINI UK at Listers Boston in Boston, 15 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-4c8d49b899d3
- 2023 BMW X3 3.0 30d MHT M Sport, 282 bhp, automatic, diesel, SUV, 5 doors, black. Mileage: 62,985 miles. Price: £33,995, reduced by £1,000 from £34,995 since AskCar first saw it on 4 October 2026, 37 days ago. Fair price: £1,574 (4%) over the AskCar estimate of £32,421. Euro 6 emissions standard. ULEZ compliant. Dealer: Just Audi VW in Lincoln, 18 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-7e294075da8a
- 2026 BMW X3 2.0 20d MHT M Sport, 194 bhp, automatic, diesel, SUV, 5 doors, black. Mileage: 10,471 miles. Price: £48,975, reduced by £5,000 from £53,975 since AskCar first saw it on 30 July 2026, 103 days ago. Fair price: £3,171 (6%) over the AskCar estimate of £45,804. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: MINI UK at Listers Boston in Boston, 15 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2026-1d8b2be13873
- 2024 BMW X3 2.0 20i MHT Xline, 181 bhp, automatic, petrol, SUV, 5 doors, grey. Mileage: 10,255 miles. Price: £32,994, unchanged since AskCar first saw it on 5 November 2026, 5 days ago. Fair price: £889 (2%) under the AskCar estimate of £33,883. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Pentagon Lincoln Used Car Centre in Lincoln, 16 miles from Sleaford. AskCar page: https://askcar.co.uk/car/bmw-x3-2024-9942ac49c159
BMW X3 across the UK by price
- Under £5,000 (54 cars)
- Under £8,000 (162 cars)
- Under £10,000 (258 cars)
- Under £15,000 (504 cars)
- Under £20,000 (913 cars)
- Under £30,000 (1,657 cars)
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