Areas / N21 / street profile

Sydenham Avenue, N21

Sold prices, £/m² and street profile from HM Land Registry records.

Median sold price
£227,500
all recorded sales
£ per m²
£10,690
from EPC floor areas
Recorded sales
42
Distinct homes
18
Price range
£119,950 – £591,000
Sales recorded
2000 → 2021
first to latest sale
The street in brief

Sydenham Avenue is mostly flats. The median sale price is £227,500, about 65% below the typical N21 sale. On floor area that works out near £10,690 per square metre, above the district's £6,211. Too few recent sales to read a street-level trend, but across N21 prices have been easing over the last few years. The record shows 42 sales across 18 homes since 2000.

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Sydenham Avenue prices over time

Median sold price on the street by year, from 42 HM Land Registry records. Years with no recorded sales are left blank rather than joined up.

This street — yearly medianN21 district trend
£0£200k£400k£600k£800k2000200520102015202020252000: £119,950 median · 1 sale2001: £138,000 median · 2 sales2002: £156,498 median · 4 sales2003: £215,975 median · 4 sales2004: £178,500 median · 3 sales2005: £190,000 median · 1 sale2006: £205,000 median · 3 sales2007: £204,500 median · 4 sales2008: £329,000 median · 1 sale2009: £305,000 median · 1 sale2010: £219,500 median · 1 sale2012: £225,000 median · 1 sale2013: £217,500 median · 1 sale2014: £305,000 median · 5 sales2015: £230,000 median · 1 sale2016: £330,000 median · 3 sales2018: £330,000 median · 1 sale2019: £394,000 median · 2 sales2020: £288,000 median · 1 sale2021: £480,500 median · 2 sales

Median sold price by year vs the N21 district trend. Street medians on thin years reflect few sales — hover a dot for the exact figure.

How Sydenham Avenue compares

Sydenham Avenue against the N21 district's busiest streets, the district itself, and the official UK House Price Index for the wider area.

Woodberry Avenue£824k · 36
Green Dragon Lane£823k · 36
Vicars Moor Lane£743k · 34
Hoppers Road£609k · 54
Green Lanes£424k · 123
Newsholme Drive£410k · 57
Eversley Park Road£402k · 34
Pennington Drive£341k · 42
Sydenham Avenue£228k · 42*

Median sold price and sale count over the last 8years for the district's busiest streets. *This street's figures cover all recorded sales (fewer than 3 in the last 8 years).

This street
£227,500
median · all recorded sales
N21 district
£652,250
median · last 8 years · street -65%
England
£291,445
average price (UK House Price Index), Apr 2026 · +3.9% in 12 months

Sydenham Avenue's £227,500 median sits about 65% below N21's £652,250; on floor space it runs £10,690/m² against the district's £6,211/m² (+72%).

Street and N21 figures are medians of HM Land Registry sales; the England figures are the UK House Price Index mix-adjusted average — a different basis, so compare direction rather than levels between the two.

Prices by property type

Median sold price by property type on Sydenham Avenue.

Flat
£205,000
33 sales
Terraced
£329,000
9 sales

Every recorded sale on Sydenham Avenue

Individual transactions as recorded by HM Land Registry, newest first.

DateAddressTypeNew buildPrice
24 Jun 2021Flat 15, Avon House, 1 · N21 1SXFlat—£370,000
12 Mar 20218 · N21 1SXTerraced—£591,000
31 Jan 2020Flat 8, Avon House, 1 · N21 1SXFlat—£288,000
23 Oct 2019Flat 10, Avon House, 1 · N21 1SXFlat—£335,000
25 Jan 20194 · N21 1SXTerraced—£453,000
22 Feb 2018Flat 12, Avon House, 1 · N21 1SXFlat—£330,000
21 Dec 2016Flat 15, Avon House, 1 · N21 1SXFlat—£325,000
20 Sept 2016Flat 1, Avon House, 1 · N21 1SXFlat—£330,000
29 Apr 2016Flat 10, Avon House, 1 · N21 1SXFlat—£346,000
19 May 2015Flat 4, Avon House, 1 · N21 1SXnon-standardFlat—£295,000
24 Mar 2015Flat 8, Avon House, 1 · N21 1SXFlat—£230,000
13 Nov 2014Flat 11, Avon House, 1 · N21 1SXFlat—£289,950
19 Sept 20146 · N21 1SXTerraced—£460,000
19 May 2014Flat 7, Avon House, 1 · N21 1SXFlat—£305,000
17 Feb 20144 · N21 1SXTerraced—£330,000
31 Jan 2014Flat 5, Avon House, 1 · N21 1SXFlat—£245,000
12 Jul 2013Flat 12, Avon House, 1 · N21 1SXFlat—£217,500
3 Aug 2012Flat 15, Avon House, 1 · N21 1SXFlat—£225,000
3 Sept 2010Flat 11, Avon House, 1 · N21 1SXFlat—£219,500
4 Sept 20098 · N21 1SXTerraced—£305,000
27 Jun 20086 · N21 1SXTerraced—£329,000
14 Sept 2007Flat 3, Avon House, 1 · N21 1SXFlat—£185,000
31 Aug 2007Flat 6, Avon House, 1 · N21 1SXFlat—£214,000
25 Jul 2007Flat 1, Avon House, 1 · N21 1SXFlat—£230,000
9 Mar 2007Flat 12, Avon House, 1 · N21 1SXFlat—£195,000
18 Dec 20064 · N21 1SXTerraced—£235,000
24 Nov 2006Flat 10, Avon House, 1 · N21 1SXFlat—£205,000
17 Mar 2006Flat 4, Avon House, 1 · N21 1SXFlat—£180,000
25 Nov 2005Flat 15, Avon House, 1 · N21 1SXFlat—£190,000
4 Sept 2004Flat 10, Avon House, 1 · N21 1SXFlat—£178,500
1 Sept 2004Flat 8, Avon House, 1 · N21 1SXFlat—£156,000
15 Jul 2004Flat 6, Avon House, 1 · N21 1SXFlat—£193,000
10 Dec 20036 · N21 1SXTerraced—£288,000
1 Sept 2003Flat 9, Avon House, 1 · N21 1SXFlat—£180,000
15 Aug 20032 · N21 1SXTerraced—£249,950
17 Apr 2003Flat 15, Avon House, 1 · N21 1SXFlat—£182,000
20 Dec 2002Flat 12, Avon House, 1 · N21 1SXFlat—£169,995
25 Oct 2002Flat 1, Avon House, 1 · N21 1SXFlat—£175,995
14 Aug 2002Flat 3, Avon House, 1 · N21 1SXFlat—£136,950
8 Feb 2002Flat 2, Avon House, 1 · N21 1SXFlat—£143,000
1 Nov 2001Flat 15, Avon House, 1 · N21 1SXFlat—£139,000
26 Sept 2001Flat 11, Avon House, 1 · N21 1SXFlat—£137,000
31 May 2000Flat 14, Avon House, 1 · N21 1SXFlat—£119,950

Sales marked non-standardare Land Registry “additional price paid” entries — bulk purchases, repossessions, right-to-buy and similar transfers. They're listed for completeness but excluded from every median and comparison figure on this page.

Buying on Sydenham Avenue?

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More streets in N21

Sold-price profiles for nearby streets, and the wider N21 area guide.

Green LanesNewsholme DriveWinchmore Hill RoadGreen Dragon LaneHoppers RoadEversley Park RoadPennington DriveBarrowell GreenVicars Moor LaneCunard CrescentCompton RoadFirs Lane
N21 house prices & area guide →

Contains HM Land Registry data © Crown copyright and database right 2026, including the UK House Price Index. EPC data © Crown copyright. Licensed under the Open Government Licence v3.0. Figures summarise recorded sales on the street and are not a valuation of any individual home.