House prices in Sion Road, Twickenham, TW1
72 homes have sold on Sion Road (TW1) since 1995, the first in 1995. Over the last five years the median sold price was £556,000 from 12 sales, 18% below the Twickenham median of £680,000and against £751,500 across TW1. Sales here have been flats 79%, terraced 15%, semi-detached 4%, detached 1%.
- Median sold price
- £556,000
- last five years · 12 sales
- Half of sales were above this price, half below
- Price per sq ft
- £714
- based on 12 of 12 sales
- Sales matched to an EPC floor area
- Sales since 1995
- 72
- 3 in the last 12 months
- Latest sale
- £2,275,000
- 21 Oct 2025
- vs Twickenham
- −18%
- Twickenham median £680,000
Every sale on Sion Road, TW1
› 14 TW1 3DR · Semi-detached £700,000· 21 Oct 2025 · 3 sales
| 21 Oct 2025 | £700,000 | Semi-detached · Freehold | 624 sq ft · £1121/sq ft | +637% vs 1996 |
| 5 Mar 2021 | £570,000 | Semi-detached · Freehold | 624 sq ft · £913/sq ft | first recorded sale |
| 23 Jul 1996 | £95,000 | Semi-detached · Freehold | 624 sq ft · £152/sq ft | −83% vs 2021 |
› 12 TW1 3DR · Terraced £2,275,000· 21 Oct 2025 · 3 sales
| 21 Oct 2025 | £2,275,000 | Terraced · Freehold | 2,034 sq ft · £1118/sq ft | +119% vs 2006 |
| 31 May 2013 | £1,472,500 | Terraced · Freehold | 2,034 sq ft · £724/sq ft | first recorded sale |
| 11 Apr 2006 | £1,040,000 | Terraced · Freehold | 2,034 sq ft · £511/sq ft | −29% vs 2013 |
› 22, Sion Court TW1 3DD · Flats £520,000· 3 Jul 2025
| 3 Jul 2025 | £520,000 | Flats · Leasehold | 947 sq ft · £549/sq ft | first recorded sale |
› 35, Sion Court TW1 3DD · Flats £592,000· 14 Apr 2025 · 4 sales
| 14 Apr 2025 | £592,000 | Flats · Leasehold | 883 sq ft · £671/sq ft | first recorded sale |
| 20 Jan 2014 | £410,000 | Flats · Leasehold | 883 sq ft · £465/sq ft | −31% vs 2025 |
| 21 Dec 2004 | £299,950 | Flats · Leasehold | 883 sq ft · £340/sq ft | +500% vs 2002 |
| 31 Oct 2002 | £50,000 | Flats · Leasehold | 883 sq ft · £57/sq ft | −88% vs 2014 |
› 34, Sion Court TW1 3DD · Flats £480,000· 3 May 2024
| 3 May 2024 | £480,000 | Flats · Leasehold | 904 sq ft · £531/sq ft | first recorded sale |
› 7 TW1 3DR · Terraced £2,250,000· 25 Sept 2023 · 2 sales
| 25 Sept 2023 | £2,250,000 | Terraced · Freehold | 2,045 sq ft · £1100/sq ft | first recorded sale |
| 30 Sept 2021 | £1,550,000 | Terraced · Freehold | 2,045 sq ft · £758/sq ft | −31% vs 2023 |
› 5 TW1 3DR · Terraced £1,950,000· 8 Sept 2023 · 2 sales
| 8 Sept 2023 | £1,950,000 | Terraced · Freehold | 1,884 sq ft · £1035/sq ft | first recorded sale |
| 9 Apr 1997 | £500,000 | Terraced · Freehold | 1,884 sq ft · £265/sq ft | −74% vs 2023 |
› 20, Sion Court TW1 3DD · Flats £450,000· 1 Sept 2023 · 5 sales
| 1 Sept 2023 | £450,000 | Flats · Leasehold | 764 sq ft · £589/sq ft | +543% vs 1995 |
| 10 Sept 2012 | £325,000 | Flats · Leasehold | 764 sq ft · £425/sq ft | +136% vs 1998 |
| 30 Mar 1998 | £138,000 | Flats · Leasehold | 764 sq ft · £181/sq ft | −69% vs 2023 |
| 4 Apr 1997 | £90,000 | Flats · Leasehold | 764 sq ft · £118/sq ft | first recorded sale |
| 28 Jul 1995 | £70,000 | Flats · Leasehold | 764 sq ft · £92/sq ft | −22% vs 1997 |
› 9, Sion Court TW1 3DD · Flats £430,000· 17 Aug 2023 · 3 sales
| 17 Aug 2023 | £430,000 | Flats · Leasehold | 538 sq ft · £799/sq ft | first recorded sale |
| 21 May 2015 | £430,000 | Flats · Leasehold | 538 sq ft · £799/sq ft | +35% vs 2008 |
| 21 Feb 2008 | £317,500 | Flats · Leasehold | 538 sq ft · £590/sq ft | −26% vs 2023 |
› 14, Sion Court TW1 3DD · Flats £485,000· 15 Jul 2022 · 4 sales
| 15 Jul 2022 | £485,000 | Flats · Leasehold | 840 sq ft · £578/sq ft | first recorded sale |
| 1 Sept 2017 | £451,000 | Flats · Leasehold | 840 sq ft · £537/sq ft | −7% vs 2022 |
| 10 Aug 2006 | £249,000 | Flats · Leasehold | 840 sq ft · £297/sq ft | +67% vs 1997 |
| 24 Nov 1997 | £149,000 | Flats · Leasehold | 840 sq ft · £177/sq ft | −67% vs 2017 |
› 21, Sion Court TW1 3DD · Flats £420,000· 26 Nov 2021 · 4 sales
| 26 Nov 2021 | £420,000 | Flats · Leasehold | 786 sq ft · £535/sq ft | +211% vs 1998 |
| 14 Sept 2001 | £200,000 | Flats · Leasehold | 786 sq ft · £255/sq ft | −52% vs 2021 |
| 5 Jun 1998 | £135,000 | Flats · Leasehold | 786 sq ft · £172/sq ft | +73% vs 1995 |
| 18 Aug 1995 | £78,000 | Flats · Leasehold | 786 sq ft · £99/sq ft | first recorded sale |
› 16, Sion Court TW1 3DD · Flats £450,000· 2 Dec 2019 · 3 sales
| 2 Dec 2019 | £450,000 | Flats · Leasehold | 786 sq ft · £573/sq ft | first recorded sale |
| 13 Oct 2014 | £366,000 | Flats · Leasehold | 786 sq ft · £466/sq ft | −19% vs 2019 |
| 5 Apr 1995 | £70,000 | Flats · Leasehold | 786 sq ft · £89/sq ft | −81% vs 2014 |
› 13 TW1 3DR · Terraced £1,025,000· 21 Jan 2019 · 3 sales
| 21 Jan 2019 | £1,025,000 | Terraced · Freehold | 1,453 sq ft · £705/sq ft | +5% vs 2013 |
| 12 Jul 2013 | £977,000 | Terraced · Freehold | 1,453 sq ft · £672/sq ft | +79% vs 2006 |
| 3 Feb 2006 | £545,000 | Terraced · Freehold | 1,453 sq ft · £375/sq ft | first recorded sale |
› 30, Sion Court TW1 3DD · Flats £450,000· 5 Apr 2018 · 4 sales
| 5 Apr 2018 | £450,000 | Flats · Leasehold | 807 sq ft · £557/sq ft | +137% vs 2001 |
| Additional transaction (e.g. buy-to-let, repossession or corporate purchase) — not used in averages. | ||||
| 27 Jul 2010 | £287,000 | Flats · Leasehold | 807 sq ft · £356/sq ft | −36% vs 2018 |
| 30 Nov 2004 | £244,000 | Flats · Leasehold | 807 sq ft · £302/sq ft | −15% vs 2010 |
| 23 Nov 2001 | £190,000 | Flats · Leasehold | 807 sq ft · £235/sq ft | first recorded sale |
› 1, Sion Court TW1 3DD · Flats £387,500· 23 Nov 2017 · 4 sales
| 23 Nov 2017 | £387,500 | Flats · Leasehold | +56% vs 2008 | |
| Additional transaction (e.g. buy-to-let, repossession or corporate purchase) — not used in averages. | ||||
| 20 Mar 2008 | £249,000 | Flats · Leasehold | +211% vs 1996 | |
| 5 Oct 2001 | £180,000 | Flats · Leasehold | first recorded sale | |
| 20 Sept 1996 | £79,950 | Flats · Leasehold | −56% vs 2001 | |
› 27, Sion Court TW1 3DD · Flats £520,000· 29 Mar 2016 · 4 sales
| 29 Mar 2016 | £520,000 | Flats · Leasehold | 624 sq ft · £833/sq ft | +259% vs 1998 |
| 18 May 2007 | £350,000 | Flats · Leasehold | 624 sq ft · £561/sq ft | +317% vs 1997 |
| 9 Oct 1998 | £145,000 | Flats · Leasehold | 624 sq ft · £232/sq ft | −59% vs 2007 |
| 7 Mar 1997 | £84,000 | Flats · Leasehold | 624 sq ft · £135/sq ft | first recorded sale |
› 10, Sion Court TW1 3DD · Flats £375,000· 13 Oct 2014 · 3 sales
| 13 Oct 2014 | £375,000 | Flats · Leasehold | +119% vs 2000 | |
| 31 Jul 2009 | £248,500 | Flats · Leasehold | first recorded sale | |
| 3 Jul 2000 | £171,500 | Flats · Leasehold | −31% vs 2009 |
› 11, Sion Court TW1 3DD · Flats £289,950· 19 Jun 2013 · 2 sales
| 19 Jun 2013 | £289,950 | Flats · Leasehold | 678 sq ft · £428/sq ft | +123% vs 1998 |
| 9 Mar 1998 | £130,000 | Flats · Leasehold | 678 sq ft · £192/sq ft | first recorded sale |
› 3, Sion Court TW1 3DD · Flats £303,000· 1 Jun 2012 · 3 sales
| 1 Jun 2012 | £303,000 | Flats · Leasehold | 581 sq ft · £521/sq ft | first recorded sale |
| 4 May 2011 | £269,950 | Flats · Leasehold | 581 sq ft · £464/sq ft | +32% vs 2003 |
| 17 Oct 2003 | £205,000 | Flats · Leasehold | 581 sq ft · £353/sq ft | −32% vs 2012 |
› 28, Sion Court TW1 3DD · Flats £297,500· 31 Oct 2011
| 31 Oct 2011 | £297,500 | Flats · Leasehold | first recorded sale |
› 12a, Sion Court TW1 3DD · Flats £249,950· 25 May 2011 · 3 sales
| 25 May 2011 | £249,950 | Flats · Leasehold | 893 sq ft · £280/sq ft | +47% vs 2001 |
| 13 Dec 2001 | £170,000 | Flats · Leasehold | 893 sq ft · £190/sq ft | +113% vs 1997 |
| 7 Feb 1997 | £80,000 | Flats · Leasehold | 893 sq ft · £90/sq ft | first recorded sale |
› 26, Sion Court TW1 3DD · Flats £375,000· 13 Nov 2007 · 3 sales
| 13 Nov 2007 | £375,000 | Flats · Leasehold | +148% vs 1999 | |
| 1 Aug 2003 | £227,000 | Flats · Leasehold | first recorded sale | |
| 17 Jun 1999 | £151,500 | Flats · Leasehold | −33% vs 2003 |
› 25, Sion Court TW1 3DD · Flats £266,000· 19 Apr 2006
| 19 Apr 2006 | £266,000 | Flats · Leasehold | first recorded sale |
› 5, Sion Court TW1 3DD · Flats £211,000· 5 Aug 2004
| 5 Aug 2004 | £211,000 | Flats · Leasehold | 624 sq ft · £338/sq ft | first recorded sale |
› 8 TW1 3DR · Terraced £900,000· 9 Jul 2004
| 9 Jul 2004 | £900,000 | Terraced · Freehold | first recorded sale |
› 18, Sion Court TW1 3DD · Flats £219,000· 11 Aug 2003 · 2 sales
| 11 Aug 2003 | £219,000 | Flats · Leasehold | first recorded sale | |
| 16 Oct 1996 | £83,000 | Flats · Leasehold | −62% vs 2003 |
› Sion House, 2 TW1 3DR · Detached £1,250,000· 14 Jul 2003
| 14 Jul 2003 | £1,250,000 | Detached · Freehold | first recorded sale |
› 24, Sion Court TW1 3DD · Flats £250,000· 2 May 2003 · 2 sales
| 2 May 2003 | £250,000 | Flats · Leasehold | +79% vs 1999 | |
| 4 Jun 1999 | £140,000 | Flats · Leasehold | first recorded sale |
› 15, Sion Court TW1 3DD · Flats £137,000· 8 Jan 1998
| 8 Jan 1998 | £137,000 | Flats · Leasehold | 850 sq ft · £161/sq ft | first recorded sale |
At your size
A 90 m² (970 sq ft) home in TW1 is worth roughly £674k–£889k at the district's typical £696–£917 per square foot (736 sales, two years) — a range, not a valuation.
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Sources and method. Sales completed to July 2026, as registered by 29 Aug 2026 · headline figures cover the 12 months to May 2026 (later months are still being registered).Next HM Land Registry release ~28 Sept 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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