Used BMW X3 for sale under £30,000 near Grantham
There are 20 used BMW X3 under £30,000 for sale from UK dealers within 20 miles of Grantham on AskCar, as of 10 November 2026. Typical asking price £23,000 (the median: half cost less, half cost more). The cheapest is £5,495. AskCar lists 3,110 used BMW X3 across the UK, from 1,231 dealerships.
The middle half of the 20 cars are priced between £21,500 and £25,000.
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 Grantham
11 of the 20 BMW X3 within 20 miles of Grantham 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.
- 2019 BMW X3 3.0 M40i, 349 bhp, automatic, petrol, SUV, 5 doors, silver. Mileage: 53,800 miles. Price: £26,750, reduced by £240 from £26,990 since AskCar first saw it on 15 September 2026, 56 days ago. Fair price: £2,290 (7%) under the AskCar estimate of £29,040. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 15 January 2027. Dealer: S James Prestige in Essendine, 17 miles from Grantham. AskCar page: https://askcar.co.uk/car/bmw-x3-2019-adbe57d4fcfd
- 2018 BMW X3 3.0 30d M Sport, 261 bhp, automatic, diesel, SUV, 5 doors, blue. Mileage: 60,000 miles. Price: £21,480, reduced by £1,510 from £22,990 since AskCar first saw it on 28 May 2026, 166 days ago. Fair price: £1,143 (5%) under the AskCar estimate of £22,623. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 29 December 2026. Dealer: S James Prestige in Essendine, 17 miles from Grantham. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-6237c7e30142
- 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, 9 miles from Grantham. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-7e2469db77a1
- 2019 BMW X3 3.0 M40i, 349 bhp, automatic, petrol, SUV, 5 doors, black. Mileage: 82,100 miles. Price: £22,990, unchanged since AskCar first saw it on 28 August 2026, 74 days ago. Fair price: £1,010 (4%) under the AskCar estimate of £24,000. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 26 June 2027. Dealer: S James Prestige in Essendine, 17 miles from Grantham. AskCar page: https://askcar.co.uk/car/bmw-x3-2019-6bffb74e35df
- 2019 BMW X3 2.0 20d M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, silver. Mileage: 70,000 miles. Price: £18,490, reduced by £2,500 from £20,990 since AskCar first saw it on 28 May 2026, 166 days ago. Fair price: £739 (3%) under the AskCar estimate of £19,229. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 12 December 2026. Dealer: S James Prestige in Essendine, 17 miles from Grantham. AskCar page: https://askcar.co.uk/car/bmw-x3-2019-3ce33eb6316a
- 2019 BMW X3 2.0 20d M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, white. Mileage: 45,900 miles. Price: £21,490, reduced by £1,500 from £22,990 since AskCar first saw it on 3 June 2026, 160 days ago. Fair price: £779 (3%) under the AskCar estimate of £22,269. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 19 October 2026; ask the dealer for the current MOT. Dealer: S James Prestige in Essendine, 17 miles from Grantham. AskCar page: https://askcar.co.uk/car/bmw-x3-2019-b9704aabc5da
- 2019 BMW X3 2.0 20d M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, blue. Mileage: 43,500 miles. Price: £21,980, reduced by £1,010 from £22,990 since AskCar first saw it on 28 May 2026, 166 days ago. Fair price: £577 (2%) under the AskCar estimate of £22,557. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 15 April 2027. Dealer: S James Prestige in Essendine, 17 miles from Grantham. AskCar page: https://askcar.co.uk/car/bmw-x3-2019-774b2f5aae41
- 2022 BMW X3 2.0 20d MHT Xline, 187 bhp, automatic, diesel, SUV, 5 doors, white. Mileage: 47,191 miles. Price: £25,495, reduced by £500 from £25,995 since AskCar first saw it on 18 September 2026, 53 days ago. Fair price: £645 (2%) under the AskCar estimate of £26,140. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 11 November 2026. Dealer: Witham Garage in Melton Mowbray, 16 miles from Grantham. AskCar page: https://askcar.co.uk/car/bmw-x3-2022-c5f40f46809a
- 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, 20 miles from Grantham. AskCar page: https://askcar.co.uk/car/bmw-x3-2016-5944b8166473
- 2016 BMW X3 2.0 20d M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, red. Mileage: 77,400 miles. Price: £12,491, unchanged since AskCar first saw it on 29 October 2026, 12 days ago. Fair price: £3 (under 1%) over the AskCar estimate of £12,488. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 19 December 2026. Dealer: Lowdham Cars in Nottingham, 16 miles from Grantham. AskCar page: https://askcar.co.uk/car/bmw-x3-2016-7ea7c71cd83d
- 2020 BMW X3 2.0 20d MHT M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, black. Mileage: 58,000 miles. Price: £22,995, unchanged since AskCar first saw it on 12 October 2026, 29 days ago. Fair price: £12 (under 1%) over the AskCar estimate of £22,983. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 10 June 2027. Dealer: Motorhouse Plumtree in Nottingham, 15 miles from Grantham. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-4a9c692ceb7b
- 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, 18 miles from Grantham. AskCar page: https://askcar.co.uk/car/bmw-x3-2022-ef2c6b188589
- 2023 BMW X3 2.0 20i MHT M Sport, 181 bhp, automatic, petrol, SUV, 5 doors, white. Mileage: 80,362 miles. Price: £24,995, reduced by £1,500 from £26,495 since AskCar first saw it on 22 September 2026, 49 days ago. Fair price: £208 (under 1%) over the AskCar estimate of £24,787. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 22 March 2027. Dealer: Witham Garage in Melton Mowbray, 16 miles from Grantham. AskCar page: https://askcar.co.uk/car/bmw-x3-2023-d9545370a2bc
- 2020 BMW X3 2.0 30e M Sport, 288 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 39,000 miles. Price: £24,990, reduced by £500 from £25,490 since AskCar first saw it on 7 July 2026, 126 days ago. Fair price: £552 (2%) over the AskCar estimate of £24,438. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 1 December 2026. Dealer: S James Prestige in Essendine, 17 miles from Grantham. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-7bf08a8ebb22
- 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, 2 miles from Grantham. AskCar page: https://askcar.co.uk/car/bmw-x3-2019-1beddd4d9740
- 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, 18 miles from Grantham. AskCar page: https://askcar.co.uk/car/bmw-x3-2021-328bcbdfc7de
- 2022 BMW X3 2.0 30e M Sport, 288 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, blue. Mileage: 56,374 miles. Price: £29,868, reduced by £1,320 from £31,188 since AskCar first saw it on 23 September 2026, 48 days ago. Above the going rate: £2,336 (8%) over the AskCar estimate of £27,532. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 12 June 2026; ask the dealer for the current MOT. Dealer: T C Harrison Stamford in Stamford, 19 miles from Grantham. AskCar page: https://askcar.co.uk/car/bmw-x3-2022-644e5e579017
- 2018 BMW X3 2.0 20d M Sport, 187 bhp, automatic, diesel, SUV, 5 doors, black. Mileage: 49,000 miles. Price: £23,289, unchanged since AskCar first saw it on 29 August 2026, 73 days ago. Above the going rate: £2,489 (11%) over the AskCar estimate of £20,800. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 19 July 2027. Dealer: Starline Car Sales in Stamford, 18 miles from Grantham. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-1ad9a54dfefe
- 2013 BMW X3 2.0 20d M Sport, 181 bhp, automatic, diesel, SUV, 5 doors, grey. Mileage: 152,000 miles. Price: £5,495, unchanged since AskCar first saw it on 28 May 2026, 166 days ago. Above the going rate: £613 (12%) over the AskCar estimate of £4,882. Euro 5 emissions standard. MOT: valid until 4 December 2026. Dealer: YK Motor Group in Nottingham, 20 miles from Grantham. AskCar page: https://askcar.co.uk/car/bmw-x3-2013-f1b31dce96c2
- 2018 BMW X3 3.0 30d M Sport, 261 bhp, automatic, diesel, SUV, 5 doors. Mileage: 88,000 miles. Price: £22,990, unchanged since AskCar first saw it on 29 August 2026, 73 days ago. Above the going rate: £4,458 (24%) over the AskCar estimate of £18,532. Euro 6 emissions standard. ULEZ compliant. Dealer: Starline Car Sales in Stamford, 18 miles from Grantham. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-21114233081a
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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