Used Audi A3 for sale under £20,000 near Grantham
There are 33 used Audi A3 under £20,000 for sale from UK dealers within 20 miles of Grantham on AskCar, as of 8 November 2026. Typical asking price £15,000 (the median: half cost less, half cost more). The cheapest is £5,250. AskCar lists 6,811 used Audi A3 across the UK, from 2,296 dealerships.
The middle half of the 33 cars are priced between £9,000 and £18,000.
As of 8 November 2026, AskCar lists 595,762 cars and vans from 12,892 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
5 of the 33 Audi A3 within 20 miles of Grantham had their price reduced in the last 14 days to 8 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 6,620 priced Audi A3 adverts on AskCar as of 8 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.
- 2024 Audi A3 1.0 TFSI, 108 bhp, manual, petrol, hatchback, 5 doors, white. Mileage: 46,630 miles. Price: £14,995, reduced by £1,000 from £15,995 since AskCar first saw it on 28 May 2026, 164 days ago. Good value: £3,870 (20%) under the AskCar estimate of £18,865. Euro 6 emissions standard. ULEZ compliant. Dealer: Grantham Car Shop in Grantham, 0 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2024-ab02ae2da038
- 2021 Audi A3 1.4 TFSIe S Line Competition, 242 bhp, automatic, plug-in hybrid (petrol), hatchback, 5 doors, blue. Mileage: 10,000 miles. Price: £18,750, unchanged since AskCar first saw it on 28 May 2026, 164 days ago. Good value: £3,023 (13%) under the AskCar estimate of £21,773. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 16 November 2026. Dealer: Kneeton Hill in Nottingham, 11 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2021-776d9b0ab169
- 2014 Audi A3 1.6 TDI SE, 103 bhp, automatic, diesel, hatchback, 3 doors, silver. Mileage: 91,000 miles. Price: £5,250, reduced by £424 from £5,674 since AskCar first saw it on 22 August 2026, 78 days ago. Fair price: £441 (7%) under the AskCar estimate of £5,691. Euro 5 emissions standard. MOT: valid until 15 August 2027. Dealer: Alpine Auto Group in Stamford, 20 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2014-057053ab1b07
- 2022 Audi A3 2.0 TDI Technik, 114 bhp, manual, diesel, hatchback, 5 doors, black. Mileage: 19,972 miles. Price: £16,795, unchanged since AskCar first saw it on 23 October 2026, 16 days ago. Fair price: £1,326 (7%) under the AskCar estimate of £18,121. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 2 July 2027. Dealer: Witham Garage in Melton Mowbray, 16 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2022-7cb2801e68fb
- 2020 Audi A3 1.0 TFSI Sport, 114 bhp, manual, petrol, hatchback, 5 doors, white. Mileage: 43,000 miles. Price: £11,995, reduced by £1,000 from £12,995 since AskCar first saw it on 28 May 2026, 164 days ago. Fair price: £846 (6%) under the AskCar estimate of £12,841. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 4 December 2026. Dealer: Motorhouse Plumtree in Nottingham, 15 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2020-7f32cb17e9de
- 2022 Audi A3 1.4 TFSIe S Line, 201 bhp, automatic, plug-in hybrid (petrol), hatchback, 5 doors, black. Mileage: 52,078 miles. Price: £15,995, reduced by £300 from £16,295 since AskCar first saw it on 20 October 2026, 19 days ago. Fair price: £976 (5%) under the AskCar estimate of £16,971. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 23 June 2027. Dealer: Witham Garage in Melton Mowbray, 16 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2022-d49f652611eb
- 2021 Audi A3 1.5 TFSI S Line, 148 bhp, manual, petrol, hatchback, 5 doors, white. Mileage: 30,281 miles. Price: £16,795, reduced by £200 from £16,995 since AskCar first saw it on 20 October 2026, 19 days ago. Fair price: £961 (5%) under the AskCar estimate of £17,756. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 9 August 2027. Dealer: Sycamore Stamford in Stamford, 19 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2021-95bc1d4fec91
- 2017 Audi A3 2.0 TDI S Line, 148 bhp, manual, diesel, hatchback, 5 doors, black. Mileage: 101,000 miles. Price: £8,700, reduced by £290 from £8,990 since AskCar first saw it on 8 October 2026, 31 days ago. Fair price: £467 (5%) under the AskCar estimate of £9,167. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 27 September 2027. Dealer: Starline Car Sales in Stamford, 18 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2017-6d8df2bb32b4
- 2024 Audi A3 1.4 TFSIe S Line, 201 bhp, automatic, plug-in hybrid (petrol), hatchback, 5 doors, black. Mileage: 40,146 miles. Price: £18,795, reduced by £1,000 from £19,795 since AskCar first saw it on 6 July 2026, 125 days ago. Fair price: £782 (3%) under the AskCar estimate of £19,577. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Witham Garage in Melton Mowbray, 16 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2024-6f4e82cea7a4
- 2023 Audi A3 1.0 TFSI Sport, 108 bhp, automatic, petrol, hatchback, 5 doors, grey. Mileage: 41,860 miles. Price: £16,599, reduced by £1,200 from £17,799 since AskCar first saw it on 29 August 2026, 71 days ago. Fair price: £688 (3%) under the AskCar estimate of £17,287. Euro 6 emissions standard. ULEZ compliant. Dealer: cinch in Grantham, 1 mile from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2023-620b1648656d
- 2024 Audi A3 1.4 TFSIe S Line, 201 bhp, automatic, plug-in hybrid (petrol), hatchback, 5 doors, grey. Mileage: 44,026 miles. Price: £18,495, reduced by £300 from £18,795 since AskCar first saw it on 30 June 2026, 131 days ago. Fair price: £677 (3%) under the AskCar estimate of £19,172. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Witham Garage in Melton Mowbray, 16 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2024-f0d0b3541fa2
- 2016 Audi A3 2.0 TDI S Line, 181 bhp, automatic, diesel, hatchback, 5 doors, blue. Mileage: 103,800 miles. Price: £9,495, unchanged since AskCar first saw it on 2 September 2026, 67 days ago. Fair price: £335 (3%) under the AskCar estimate of £9,830. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 10 October 2026; ask the dealer for the current MOT. Dealer: Sedgebrook Motors in Sedgebrook, 4 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2016-24a2a5152ac0
- 2016 Audi A3 1.6 TDI S Line, 108 bhp, manual, diesel, hatchback, 5 doors, black. Mileage: 99,000 miles. Price: £8,000, reduced by £490 from £8,490 since AskCar first saw it on 29 August 2026, 71 days ago. Fair price: £239 (2%) under the AskCar estimate of £8,239. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 23 January 2027. Dealer: Starline Car Sales in Stamford, 18 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2016-00f2da679f78
- 2023 Audi A3 1.5 TFSI S Line, 148 bhp, automatic, petrol, hatchback, 5 doors, blue. Mileage: 32,202 miles. Price: £19,995, reduced by £500 from £20,495 since AskCar first saw it on 22 September 2026, 47 days ago. Fair price: £381 (1%) under the AskCar estimate of £20,376. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 27 March 2027. Dealer: Witham Garage in Melton Mowbray, 16 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2023-1fcb9d9681ac
- 2024 Audi A3 1.5 TFSI Sport, 114 bhp, manual, petrol, saloon, 4 doors, black. Mileage: 18,708 miles. Price: £18,495, reduced by £1,500 from £19,995 since AskCar first saw it on 10 September 2026, 59 days ago. Fair price: £350 (1%) under the AskCar estimate of £18,845. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Sycamore Stamford in Stamford, 19 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2024-b8dc9a91826b
- 2023 Audi A3 1.0 TFSI S Line, 108 bhp, automatic, petrol, hatchback, 5 doors, white. Mileage: 18,420 miles. Price: £19,995, reduced by £1,000 from £20,995 since AskCar first saw it on 9 September 2026, 60 days ago. Fair price: £315 (1%) under the AskCar estimate of £20,310. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 26 April 2027. Dealer: Twells Of Billinghay in Billinghay, 19 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2023-94819076a7f8
- 2022 Audi A3 1.4 TFSIe Sport, 201 bhp, automatic, plug-in hybrid (petrol), hatchback, 5 doors, blue. Mileage: 57,788 miles. Price: £14,995, unchanged since AskCar first saw it on 20 October 2026, 19 days ago. Fair price: £226 (1%) under the AskCar estimate of £15,221. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 16 August 2027. Dealer: Witham Garage in Melton Mowbray, 16 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2022-4cca8a237c09
- 2020 Audi A3 1.5 TFSI S Line, 147 bhp, manual, petrol, hatchback, 5 doors, grey. Mileage: 21,600 miles. Price: £17,495, reduced by £300 from £17,795 since AskCar first saw it on 10 July 2026, 121 days ago. Fair price: £229 (1%) under the AskCar estimate of £17,724. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 27 January 2027. Dealer: Troops in Leadenham, 11 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2020-5ac343a9c3e4
- 2015 Audi A3 1.4 TFSI CoD S Line, 148 bhp, manual, petrol, hatchback, 3 doors, white. Mileage: 102,000 miles. Price: £6,795, unchanged since AskCar first saw it on 28 October 2026, 11 days ago. Fair price: £81 (1%) under the AskCar estimate of £6,876. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 29 October 2027. Dealer: Salter & Selby in Nottingham, 9 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2015-4787c46ec162
- 2023 Audi A3 1.5 TFSI Sport, 148 bhp, automatic, petrol, hatchback, 5 doors, white. Mileage: 35,885 miles. Price: £17,995, unchanged since AskCar first saw it on 17 October 2026, 22 days ago. Fair price: £135 (under 1%) under the AskCar estimate of £18,130. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 21 April 2027. Dealer: Sycamore Stamford in Stamford, 19 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2023-7c23e101e140
- 2022 Audi A3 1.4 TFSIe S Line, 201 bhp, automatic, plug-in hybrid (petrol), hatchback, 5 doors, black. Mileage: 108,500 miles. Price: £11,495, reduced by £1,500 from £12,995 since AskCar first saw it on 28 May 2026, 164 days ago. Fair price: £72 (under 1%) under the AskCar estimate of £11,567. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 9 March 2027. Dealer: Boundary Sports and Prestige Cars in South Hykeham, 19 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2022-e3ee10c928dd
- 2020 Audi A3 1.5 TFSI CoD Black Edition, 148 bhp, automatic, petrol, hatchback, 5 doors, grey. Mileage: 34,000 miles. Price: £17,950, unchanged since AskCar first saw it on 3 November 2026, 5 days ago. Fair price: £67 (under 1%) over the AskCar estimate of £17,883. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 26 March 2027. Dealer: Windmill Motors in Bourne, 12 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2020-27b9a052dd1c
- 2021 Audi A3 1.0 TFSI Sport, 108 bhp, automatic, petrol, hatchback, 5 doors, white. Mileage: 31,822 miles. Price: £16,990, reduced by £1,000 from £17,990 since AskCar first saw it on 28 May 2026, 164 days ago. Fair price: £153 (under 1%) over the AskCar estimate of £16,837. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 18 May 2027. Dealer: Harvey Select Cars in Newark-on-Trent, 12 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2021-040c32a63faa
- 2023 Audi A3 1.4 TFSIe S Line, 201 bhp, automatic, plug-in hybrid (petrol), hatchback, 5 doors, grey. Mileage: 37,091 miles. Price: £19,495, unchanged since AskCar first saw it on 31 October 2026, 8 days ago. Fair price: £185 (under 1%) over the AskCar estimate of £19,310. Euro 6 emissions standard. ULEZ compliant. Dealer: Witham Garage in Melton Mowbray, 16 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2023-3e775bdda949
- 2022 Audi A3 2.0 TDI Technik, 148 bhp, automatic, diesel, hatchback, 5 doors, white. Mileage: 66,965 miles. Price: £14,995, unchanged since AskCar first saw it on 22 September 2026, 47 days ago. Fair price: £245 (1%) over the AskCar estimate of £14,750. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 29 April 2027. Dealer: Witham Garage in Melton Mowbray, 16 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2022-962c70f655bb
- 2023 Audi A3 1.4 TFSIe S Line, 201 bhp, automatic, plug-in hybrid (petrol), hatchback, 5 doors, black. Mileage: 80,297 miles. Price: £15,220, reduced by £240 from £15,460 since AskCar first saw it on 2 October 2026, 37 days ago. Fair price: £459 (3%) over the AskCar estimate of £14,761. Euro 6 emissions standard. ULEZ compliant. Dealer: Evans Halshaw MG Grantham in Grantham, 2 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2023-051bb77febb9
- 2014 Audi A3 2.0 TDI S Line, 148 bhp, automatic, diesel, hatchback, 5 doors, white. Mileage: 86,000 miles. Price: £8,990, reduced by £1,000 from £9,990 since AskCar first saw it on 29 August 2026, 71 days ago. Fair price: £292 (3%) over the AskCar estimate of £8,698. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 20 December 2026. Dealer: Starline Car Sales in Stamford, 18 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2014-0ab1f66b7ea8
- 2015 Audi A3 1.4 S Line, manual, petrol, blue. Mileage: 91,260 miles. Price: £7,990, unchanged since AskCar first saw it on 17 October 2026, 22 days ago. Fair price: £304 (3%) over the AskCar estimate of £7,686. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 6 November 2026; ask the dealer for the current MOT. Dealer: Frost Motors in Southwell, 17 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2015-8553a0947ee7
- 2016 Audi A3 2.0 TDI S Line, 148 bhp, manual, diesel, hatchback, 5 doors, black. Mileage: 137,000 miles. Price: £6,990, unchanged since AskCar first saw it on 29 August 2026, 71 days ago. Fair price: £268 (3%) over the AskCar estimate of £6,722. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 30 November 2026. Dealer: Starline Car Sales in Stamford, 18 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2016-ab13c3b7a44d
- 2016 Audi A3 1.6 TDI S Line, 108 bhp, manual, diesel, hatchback, 3 doors, black. Mileage: 141,000 miles. Price: £5,790, reduced by £200 from £5,990 since AskCar first saw it on 29 August 2026, 71 days ago. Fair price: £325 (5%) over the AskCar estimate of £5,465. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 16 August 2027. Dealer: Starline Car Sales in Stamford, 18 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2016-e682d051fb1c
- 2017 Audi A3 1.6 TDI Sport, 108 bhp, manual, diesel, hatchback, 3 doors, red. Mileage: 55,088 miles. Price: £9,995, unchanged since AskCar first saw it on 9 August 2026, 91 days ago. Fair price: £634 (6%) over the AskCar estimate of £9,361. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 18 April 2027. Dealer: Taylor Motor Group in Newark-on-Trent, 13 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2017-9bedf85c9942
- 2013 Audi A3 2.0 TDI SE, 148 bhp, manual, diesel, hatchback, 5 doors, red. Mileage: 75,600 miles. Price: £5,990, unchanged since AskCar first saw it on 6 November 2026, 2 days ago. Above the going rate: £503 (9%) over the AskCar estimate of £5,487. Euro 5 emissions standard. MOT: the latest record we hold ran out on 27 October 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/audi-a3-2013-c38299072fd2
- 2020 Audi A3 1.0 TFSI Sport, 108 bhp, manual, petrol, hatchback, 5 doors, black. Mileage: 53,181 miles. Price: £13,995, reduced by £2,000 from £15,995 since AskCar first saw it on 9 August 2026, 91 days ago. Above the going rate: £1,295 (10%) over the AskCar estimate of £12,700. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 16 October 2026; ask the dealer for the current MOT. Dealer: Taylor Motor Group in Newark-on-Trent, 13 miles from Grantham. AskCar page: https://askcar.co.uk/car/audi-a3-2020-446a16441d33
Audi A3 across the UK by price
- Under £2,000 (43 cars)
- Under £3,000 (121 cars)
- Under £5,000 (301 cars)
- Under £8,000 (892 cars)
- Under £10,000 (1,388 cars)
- Under £15,000 (2,489 cars)
- Under £20,000 (4,322 cars)
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