Postcode · London
House prices in N21 1SX
Every recorded sale in N21 1SX, what homes sell for now and how prices have moved since 1995.
- Neighbourhood
- Oakwood Park & Highlands
- Council
- Enfield
- Region
- London
- Neighbourhood population
- 1,757 (2024)
N21 1SXLondon
What homes sell for in N21 1SX
From HM Land Registry’s record of every residential sale in England and Wales, up to August 2026.
Median price
£648,000
Last 12 months, N21 1
Change
+2%
On the 12 months before
Sales
80
Last 12 months, N21 1
England & Wales
£291,443
Median, last 12 months
Median price by year in N21 1
The line shows the yearly median across N21 1; each dot is an individual sale in N21 1SX.
N21 1N21 1SX
£0
£200k
£400k
£600k
£800k
200020052010201520202025
Sales per year
0
200
400
19952026
Median by property type, last 12 months
Detached · 9 sales£900,000
Semi-detached · 25 sales£925,000
Terraced · 10 sales£802,500
Flat · 36 sales£370,000
Sold prices in N21 1SX
74 sales across 20 addresses, newest first.
Flat 15, Avon House, 1, Sydenham Avenue
Flat · Leasehold
| £370,000 | 24 Jun 2021 |
| £325,000 | 21 Dec 2016 |
| £225,000 | 3 Aug 2012 |
| £190,000 | 25 Nov 2005 |
| £182,000 | 17 Apr 2003 |
| £139,000 | 1 Nov 2001 |
| £88,000 | 23 Jul 1998 |
8 Sydenham Avenue
Terraced · Freehold
| £591,000 | 12 Mar 2021 |
| £305,000 | 4 Sep 2009 |
| £127,950 | 28 Feb 1997 |
Flat 8, Avon House, 1, Sydenham Avenue
Flat · Leasehold
| £288,000 | 31 Jan 2020 |
| £230,000 | 24 Mar 2015 |
| £156,000 | 1 Sep 2004 |
| £76,000 | 1 Apr 1999 |
| £65,500 | 20 Oct 1995 |
Flat 10, Avon House, 1, Sydenham Avenue
Flat · Leasehold
| £335,000 | 23 Oct 2019 |
| £346,000 | 29 Apr 2016 |
| £205,000 | 24 Nov 2006 |
| £178,500 | 4 Sep 2004 |
| £78,950 | 27 Oct 1995 |
4 Sydenham Avenue
Terraced · Freehold
| £453,000 | 25 Jan 2019 |
| £330,000 | 17 Feb 2014 |
| £235,000 | 18 Dec 2006 |
| £90,000 | 16 Feb 1996 |
Flat 12, Avon House, 1, Sydenham Avenue
Flat · Leasehold
| £330,000 | 22 Feb 2018 |
| £217,500 | 12 Jul 2013 |
| £195,000 | 9 Mar 2007 |
| £169,995 | 20 Dec 2002 |
| £76,950 | 29 Dec 1995 |
Flat 1, Avon House, 1, Sydenham Avenue
Flat · Leasehold
| £330,000 | 20 Sep 2016 |
| £230,000 | 25 Jul 2007 |
| £175,995 | 25 Oct 2002 |
| £112,000 | 26 Jan 2000 |
| £88,000 | 20 Jul 1998 |
| £80,000 | 24 Oct 1997 |
| £82,995 | 31 May 1996 |
Flat 4, Avon House, 1, Sydenham Avenue
Flat · Leasehold
| £295,000 | 19 May 2015 |
| £180,000 | 17 Mar 2006 |
| £79,995 | 27 Mar 1997 |
| £77,950 | 31 May 1996 |
Flat 11, Avon House, 1, Sydenham Avenue
Flat · Leasehold
| £289,950 | 13 Nov 2014 |
| £219,500 | 3 Sep 2010 |
| £137,000 | 26 Sep 2001 |
| £79,950 | 1 Dec 1995 |
6 Sydenham Avenue
Terraced · Freehold
| £460,000 | 19 Sep 2014 |
| £329,000 | 27 Jun 2008 |
| £288,000 | 10 Dec 2003 |
| £111,000 | 29 Feb 1996 |
Flat 7, Avon House, 1, Sydenham Avenue
Flat · Leasehold
| £305,000 | 19 May 2014 |
| £74,995 | 28 Jun 1996 |
Flat 5, Avon House, 1, Sydenham Avenue
Flat · Leasehold
| £245,000 | 31 Jan 2014 |
Flat 3, Avon House, 1, Sydenham Avenue
Flat · Leasehold
| £185,000 | 14 Sep 2007 |
| £136,950 | 14 Aug 2002 |
| £96,000 | 8 Feb 2000 |
| £63,500 | 30 Jan 1998 |
| £64,500 | 29 Mar 1996 |
Flat 6, Avon House, 1, Sydenham Avenue
Flat · Leasehold
| £214,000 | 31 Aug 2007 |
| £193,000 | 15 Jul 2004 |
| £87,000 | 27 Aug 1998 |
| £78,950 | 29 Feb 1996 |
Flat 9, Avon House, 1, Sydenham Avenue
Flat · Leasehold
| £180,000 | 1 Sep 2003 |
| £115,000 | 4 Nov 1999 |
| £77,950 | 21 Dec 1995 |
2 Sydenham Avenue
Terraced · Freehold
| £249,950 | 15 Aug 2003 |
| £102,000 | 29 Mar 1996 |
Flat 2, Avon House, 1, Sydenham Avenue
Flat · Leasehold
| £143,000 | 8 Feb 2002 |
| £94,000 | 6 Aug 1999 |
| £83,995 | 20 Nov 1997 |
| £77,950 | 22 Feb 1996 |
Flat 14, Avon House, 1, Sydenham Avenue
Flat · Leasehold
| £119,950 | 31 May 2000 |
| £78,950 | 19 Jan 1996 |
Flat 13, Avon House, 1, Sydenham Avenue
Flat · Leasehold
| £60,000 | 25 Jul 1997 |
| £66,500 | 1 Mar 1996 |
10 Sydenham Avenue
Terraced · Freehold · New build
| £106,000 | 28 Feb 1997 |
About this data
Sold prices come from HM Land Registry Price Paid Data for England and Wales, covering residential sales for full market value since 1995. Medians use standard residential sales only. The latest sale in this release is from 28 Aug 2026. Contains HM Land Registry data © Crown copyright and database right, licensed under the Open Government Licence v3.0.