House prices in South Street, London, W1K
56 homes have sold on South Street (W1K) since 1995, the first in 1995. Over the last five years the median sold price was £9,000,000 from 5 sales, 991% above the Westminster median of £825,000and against £3,950,000 across W1K. Sales here have been flats 75%, terraced 23%, semi-detached 2%.
- Median sold price
- £9,000,000
- last five years · 5 sales
- Half of sales were above this price, half below
- Price per sq ft
- £3,288
- based on 5 of 5 sales
- Sales matched to an EPC floor area
- Sales since 1995
- 56
- 1 in the last 12 months
- Latest sale
- £8,600,000
- 30 Mar 2026
- vs Westminster
- +991%
- Westminster median £825,000
Every sale on South Street, W1K
› Flat 18, 51 W1K 2XL · Flats £8,600,000· 30 Mar 2026 · 2 sales
| 30 Mar 2026 | £8,600,000 | Flats · Leasehold | 2,616 sq ft · £3288/sq ft | first recorded sale |
| 2 Mar 2005 | £1,950,253 | Flats · Leasehold | 2,616 sq ft · £746/sq ft | −77% vs 2026 |
› 15 W1K 2XB · Terraced £8,845,534· 25 Nov 2025 · 3 sales
| 25 Nov 2025 | £8,845,534 | Terraced · Freehold | 4,015 sq ft · £2203/sq ft | +1762% vs 1995 |
| Additional transaction (e.g. buy-to-let, repossession or corporate purchase), so not used in averages. | ||||
| 31 Aug 2022 | £2,086,000 | Terraced · Freehold | 4,015 sq ft · £520/sq ft | −76% vs 2025 |
| Additional transaction (e.g. buy-to-let, repossession or corporate purchase), so not used in averages. | ||||
| 17 Aug 1995 | £475,000 | Terraced · Leasehold · New build | 4,015 sq ft · £118/sq ft | first recorded sale |
› 21 W1K 2XB · Terraced £3,500,000· 25 Nov 2025
| 25 Nov 2025 | £3,500,000 | Terraced · Leasehold | 3,509 sq ft · £997/sq ft | first recorded sale |
| Additional transaction (e.g. buy-to-let, repossession or corporate purchase), so not used in averages. | ||||
› 43 W1K 2XQ · Terraced £12,500,000· 1 May 2025 · 3 sales
| 1 May 2025 | £12,500,000 | Terraced · Freehold | 6,060 sq ft · £2063/sq ft | first recorded sale |
| 29 Feb 2000 | £800,000 | Terraced · Freehold | 6,060 sq ft · £132/sq ft | −94% vs 2025 |
| 5 May 1998 | £960,000 | Terraced · Leasehold | 6,060 sq ft · £158/sq ft | +20% vs 2000 |
› Flat 21, 51 W1K 2XL · Flats £7,800,000· 7 Mar 2025
| 7 Mar 2025 | £7,800,000 | Flats · Leasehold | 2,799 sq ft · £2787/sq ft | first recorded sale |
› 19 W1K 2XB · Terraced £6,000,000· 13 Sept 2024 · 2 sales
| 13 Sept 2024 | £6,000,000 | Terraced · Freehold | 2,530 sq ft · £2372/sq ft | +26% vs 2020 |
| Additional transaction (e.g. buy-to-let, repossession or corporate purchase), so not used in averages. | ||||
| 24 Jul 2020 | £4,750,000 | Terraced · Freehold | 2,530 sq ft · £1878/sq ft | first recorded sale |
› 40 W1K 1DJ · Terraced £30,210,000· 23 Mar 2023 · 2 sales
| 23 Mar 2023 | £30,210,000 | Terraced · Freehold | 8,902 sq ft · £3394/sq ft | +90% vs 2014 |
| 15 Aug 2014 | £15,900,000 | Terraced · Leasehold | 8,902 sq ft · £1786/sq ft | first recorded sale |
› Flat 19, 51 W1K 2XL · Flats £9,000,000· 13 Dec 2022
| 13 Dec 2022 | £9,000,000 | Flats · Leasehold | 2,400 sq ft · £3749/sq ft | first recorded sale |
› Flat 23, 51 W1K 2XL · Flats £5,050,000· 28 May 2021
| 28 May 2021 | £5,050,000 | Flats · Leasehold | 2,088 sq ft · £2418/sq ft | first recorded sale |
| Additional transaction (e.g. buy-to-let, repossession or corporate purchase), so not used in averages. | ||||
› 36 W1K 1DJ · Terraced £7,750,000· 30 Sept 2020 · 4 sales
| 30 Sept 2020 | £7,750,000 | Terraced · Freehold | 3,100 sq ft · £2500/sq ft | +605% vs 2005 |
| 6 Apr 2005 | £1,100,000 | Flats · Leasehold | 3,100 sq ft · £355/sq ft | +91% vs 2002 |
| 11 Feb 2002 | £575,000 | Flats · Leasehold | 3,100 sq ft · £185/sq ft | +130% vs 2001 |
| 26 Jan 2001 | £250,000 | Flats · Leasehold | 3,100 sq ft · £81/sq ft | first recorded sale |
› Flat 25, 51 W1K 2XL · Flats £1,775,000· 23 Dec 2019 · 2 sales
| 23 Dec 2019 | £1,775,000 | Flats · Leasehold | 1,475 sq ft · £1204/sq ft | first recorded sale |
| 30 Apr 2013 | £1,469,000 | Flats · Leasehold | 1,475 sq ft · £996/sq ft | −17% vs 2019 |
› Flat 2, 51 W1K 2XL · Flats £7,850,000· 5 Jul 2019 · 2 sales
| 5 Jul 2019 | £7,850,000 | Flats · Leasehold | 2,293 sq ft · £3424/sq ft | first recorded sale |
| 18 Jan 2016 | £5,650,000 | Flats · Leasehold | 2,293 sq ft · £2464/sq ft | −28% vs 2019 |
| Additional transaction (e.g. buy-to-let, repossession or corporate purchase), so not used in averages. | ||||
› Flat 17, 51 W1K 2XL · Flats £5,000,000· 14 Jun 2019 · 4 sales
| 14 Jun 2019 | £5,000,000 | Flats · Leasehold | 2,368 sq ft · £2111/sq ft | first recorded sale |
| Additional transaction (e.g. buy-to-let, repossession or corporate purchase), so not used in averages. | ||||
| 5 Mar 2004 | £1,550,000 | Flats · Leasehold | 2,368 sq ft · £655/sq ft | −69% vs 2019 |
| 25 Sept 2000 | £1,425,000 | Flats · Leasehold | 2,368 sq ft · £602/sq ft | −8% vs 2004 |
| 14 Aug 1996 | £805,000 | Flats · Leasehold | 2,368 sq ft · £340/sq ft | −44% vs 2000 |
› Flat 20, 51 W1K 2XL · Flats £4,300,000· 14 Jun 2019
| 14 Jun 2019 | £4,300,000 | Flats · Leasehold | 2,164 sq ft · £1987/sq ft | first recorded sale |
| Additional transaction (e.g. buy-to-let, repossession or corporate purchase), so not used in averages. | ||||
› Flat 22, 51 W1K 2XL · Flats £5,125,000· 7 Mar 2019 · 2 sales
| 7 Mar 2019 | £5,125,000 | Flats · Leasehold | 2,411 sq ft · £2126/sq ft | first recorded sale |
| 7 May 1997 | £650,000 | Flats · Leasehold | 2,411 sq ft · £270/sq ft | −87% vs 2019 |
› Flat 12a, 51 W1K 2XL · Flats £5,950,000· 14 Jun 2016 · 3 sales
| 14 Jun 2016 | £5,950,000 | Flats · Leasehold | 2,077 sq ft · £2864/sq ft | +526% vs 2000 |
| Additional transaction (e.g. buy-to-let, repossession or corporate purchase), so not used in averages. | ||||
| 8 Dec 2000 | £1,362,500 | Flats · Leasehold | 2,077 sq ft · £656/sq ft | first recorded sale |
| 17 Feb 2000 | £950,000 | Flats · Leasehold | 2,077 sq ft · £457/sq ft | −30% vs 2000 |
› Flat 15, 51 W1K 2XL · Flats £380,000· 18 Nov 2014
| 18 Nov 2014 | £380,000 | Flats · Leasehold | 2,723 sq ft · £140/sq ft | first recorded sale |
› Flat 4a, 51 W1K 2XL · Flats £1,650,000· 22 Aug 2013 · 2 sales
| 22 Aug 2013 | £1,650,000 | Flats · Leasehold | 1,066 sq ft · £1548/sq ft | +74% vs 2011 |
| 14 Feb 2011 | £950,000 | Flats · Leasehold | 1,066 sq ft · £891/sq ft | first recorded sale |
› Ground Floor Flat, 45 - 47 W1K 2XQ · Flats £2,551,450· 12 Sept 2008 · 2 sales
| 12 Sept 2008 | £2,551,450 | Flats · Leasehold | +179% vs 2002 | |
| 11 Oct 2002 | £915,000 | Flats · Leasehold | first recorded sale |
› Flat 11, 51 W1K 2XL · Flats £4,495,000· 30 Jun 2008
| 30 Jun 2008 | £4,495,000 | Flats · Leasehold | 2,519 sq ft · £1785/sq ft | first recorded sale |
› Flat 16, 51 W1K 2XL · Flats £4,350,000· 22 Oct 2007 · 2 sales
| 22 Oct 2007 | £4,350,000 | Flats · Leasehold | first recorded sale | |
| 6 Apr 1995 | £735,000 | Flats · Leasehold | −83% vs 2007 |
› Third and Fourth Floor Flat, 45 - 47 W1K 2XQ · Flats £600,000· 31 Jan 2005
| 31 Jan 2005 | £600,000 | Flats · Leasehold · New build | first recorded sale |
› Fifth Floor Flat, 45 - 47 W1K 2XQ · Flats £300,000· 31 Jan 2005 · 2 sales
| 31 Jan 2005 | £300,000 | Flats · Leasehold · New build | +33% vs 1999 | |
| 1 Feb 1999 | £225,000 | Flats · Leasehold | first recorded sale |
› Fourth Floor Flat, 45 - 47 W1K 2XQ · Flats £500,000· 31 Jan 2005
| 31 Jan 2005 | £500,000 | Flats · Leasehold | first recorded sale |
› First Floor Flat, 45 - 47 W1K 2XQ · Flats £1,900,000· 29 Oct 2004 · 3 sales
| 29 Oct 2004 | £1,900,000 | Flats · Leasehold | first recorded sale | |
| 14 Nov 2002 | £600,000 | Flats · Leasehold | −68% vs 2004 | |
| 14 Nov 2002 | £1,375,000 | Flats · Leasehold | +129% vs 2002 |
› Flat 4, 51 W1K 2XL · Flats £1,085,000· 8 Jul 2003
| 8 Jul 2003 | £1,085,000 | Flats · Leasehold | 1,442 sq ft · £752/sq ft | first recorded sale |
› 34 W1K 1DJ · Terraced £1,515,000· 21 Mar 2002 · 2 sales
| 21 Mar 2002 | £1,515,000 | Terraced · Leasehold | 2,530 sq ft · £599/sq ft | +73% vs 2001 |
| 12 Oct 2001 | £875,000 | Terraced · Leasehold | 2,530 sq ft · £346/sq ft | first recorded sale |
› Front Basement Flat, 45 - 47 W1K 2XQ · Flats £85,000· 23 Aug 2001
| 23 Aug 2001 | £85,000 | Flats · Leasehold | 721 sq ft · £118/sq ft | first recorded sale |
› Second Floor Flat, 45 - 47 W1K 2XQ · Flats £375,000· 23 Aug 2001
| 23 Aug 2001 | £375,000 | Flats · Leasehold | first recorded sale |
› Flat 8, 51 W1K 2XL · Flats £1,627,000· 7 Jun 2001 · 3 sales
| 7 Jun 2001 | £1,627,000 | Flats · Leasehold | 2,239 sq ft · £727/sq ft | +94% vs 1999 |
| 2 Dec 1999 | £840,000 | Flats · Leasehold | 2,239 sq ft · £375/sq ft | first recorded sale |
| 19 Dec 1995 | £600,000 | Flats · Leasehold | 2,239 sq ft · £268/sq ft | −63% vs 2001 |
› Flat 6, 51 W1K 2XL · Flats £973,865· 21 Dec 2000
| 21 Dec 2000 | £973,865 | Flats · Leasehold | first recorded sale |
› 39 W1K 2XG · Flats £2,900,000· 2 Oct 2000
| 2 Oct 2000 | £2,900,000 | Flats · Leasehold | first recorded sale |
› 17 W1K 2XB · Terraced £317,100· 22 May 1998 · 2 sales
| 22 May 1998 | £317,100 | Terraced · Freehold | −59% vs 1998 | |
| 17 Apr 1998 | £775,000 | Terraced · Leasehold | first recorded sale |
› 54 W1K 1DL · Semi-detached £850,000· 10 Sept 1997
| 10 Sept 1997 | £850,000 | Semi-detached · Leasehold · New build | 8,439 sq ft · £101/sq ft | first recorded sale |
› Flat 24, 51 W1K 2XL · Flats £650,000· 28 Feb 1997 · 2 sales
| 28 Feb 1997 | £650,000 | Flats · Leasehold | +31% vs 1995 | |
| 22 Dec 1995 | £495,000 | Flats · Leasehold | first recorded sale |
› 30 W1K 1DJ · Terraced £1,025,000· 12 Jul 1996
| 12 Jul 1996 | £1,025,000 | Terraced · Leasehold | 2,863 sq ft · £358/sq ft | first recorded sale |
At your size
A 90 m² (970 sq ft) home in W1K is worth roughly £2.01m–£3.09m at the district's typical £2070–£3188 per square foot (42 sales, two years). That is a range, not a valuation.
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Sources and method. Sales completed to August 2026, as registered by 4 Oct 2026 · headline figures cover the 12 months to June 2026 (later months are still being registered).Next HM Land Registry release ~28 Oct 2026. Medians unless stated; averages only where 30 or more sales. Category A sales only (standard price-paid transactions), houses and flats.
Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. Floor areas derived from Energy Performance Certificate data © Crown copyright, licensed under the Open Government Licence v3.0. Contains OS data © Crown copyright and database right 2026. Contains Royal Mail data © Royal Mail copyright and database right 2026. Source: Office for National Statistics licensed under the Open Government Licence v3.0.
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