Over the past 30 years, there have been 77 property sales recorded in the N3 1SN postcode area. The highest sale price reached £1,495,000, while the most recent sale was for a semi-detached house sold in June 2023 for £1,185,000.

The estimated average property value in N3 1SN currently stands at £1,028,358, which is approximately 17.5% higher than the city average, indicating a potentially more desirable or in-demand location.

In terms of size, the average price per square metre is approximately £8,251.

Property prices in N3 1SN have risen by 0.2% over the past year , with a total increase of 13.6% over the past five years, and a long-term rise of 32% over the past decade.

The most common type of property sold in the area is flat, making up around 55% of transactions , followed by semi-detached and detached.

Housing in N3 1SN is predominantly owner-occupied, with an estimated 66% of homes being lived in by the owners.

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Property Sales

1 St Marys Avenue, London, Barnet, Greater London, N3 1SN

Today
£823,239
streetscan.co.uk estimate
12 Mar 2021
£825,000
13 Nov 1995
£189,950

Flat B, 1 St Marys Avenue, London, Barnet, Greater London, N3 1SN

Today
£465,058
streetscan.co.uk estimate
10 May 2002
£199,950
17 May 2001
£140,000
3 Mar 1997
£100,500

10 St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Semi-detached
🛏️ 7bed
📐 3068 sq ft
Today
£1,256,446
streetscan.co.uk estimate
16 Aug 2002
£466,950
More details

12A St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Semi-detached
🛏️ 3bed
📐 951 sq ft
Today
£2,020,094
streetscan.co.uk estimate
23 Sep 2011
£1,150,000
More details

Flat C, 13 St Marys Avenue, London, Barnet, Greater London, N3 1SN

Today
£518,558
streetscan.co.uk estimate
25 Apr 2007
£325,000
28 Jun 2006
£230,000
9 Jul 1995
£89,900

Flat D, 13 St Marys Avenue, London, Barnet, Greater London, N3 1SN

Today
£378,660
streetscan.co.uk estimate
26 Oct 2017
£390,000
15 Sep 2000
£130,000
18 Sep 1997
£95,000

Flat E, 13 St Marys Avenue, London, Barnet, Greater London, N3 1SN

Today
£463,790
streetscan.co.uk estimate
5 Aug 1999
£125,000

13A St Marys Avenue, London, Barnet, Greater London, N3 1SN

Today
£537,356
streetscan.co.uk estimate
4 Sep 1995
£100,000

14 St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Flat
🛏️ 4bed
📐 1076 sq ft
Today
£422,710
streetscan.co.uk estimate
20 Jun 2001
£151,000
More details

15 St Marys Avenue, London, Barnet, Greater London, N3 1SN

Today
£557,340
streetscan.co.uk estimate
24 Nov 2006
£335,000
19 Mar 2003
£117,500
12 Oct 2000
£80,000
20 Nov 1998
£49,500

Flat 1, 15 St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Flat
🛏️ 2bed
📐 344 sq ft
Today
£249,555
streetscan.co.uk estimate
24 Nov 2006
£150,000
More details

Flat 2, 15 St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Flat
🛏️ 3bed
📐 732 sq ft
Today
£449,199
streetscan.co.uk estimate
24 Nov 2006
£270,000
More details

Flat 3, 15 St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Flat
🛏️ 1bed
📐 312 sq ft
Today
£249,441
streetscan.co.uk estimate
26 Feb 2007
£155,000
More details

Flat 4, 15 St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Flat
🛏️ 4bed
📐 1033 sq ft
Today
£398,891
streetscan.co.uk estimate
30 Apr 2007
£250,000
More details

Flat 5, 15 St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Flat
🛏️ 1bed
📐 334 sq ft
Today
£251,262
streetscan.co.uk estimate
22 Dec 2011
£165,000
29 Aug 1996
£37,500
More details

17 St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Detached
🛏️ 7bed
📐 1728 sq ft
Today
£1,540,000
streetscan.co.uk estimate
12 Nov 2010
£880,000
More details

1C St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Flat
🛏️ 3bed
📐 893 sq ft
Today
£535,185
streetscan.co.uk estimate
18 Jun 2010
£340,000
29 Jun 2004
£263,000
View +2 more
More details

1D St Marys Avenue, London, Barnet, Greater London, N3 1SN

Today
£381,711
streetscan.co.uk estimate
12 Aug 2021
£396,000
29 Jul 2004
£196,500
5 Nov 1999
£99,950

2 St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Detached
🛏️ 5bed
📐 1647 sq ft
Today
£1,500,204
streetscan.co.uk estimate
25 Jun 2015
£1,170,000
9 Nov 2007
£685,000
View +1 more
More details

20 St Marys Avenue, London, Barnet, Greater London, N3 1SN

Today
£1,403,346
streetscan.co.uk estimate
8 Feb 2001
£410,000

21 St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Semi-detached
🛏️ 7bed
📐 1744 sq ft
Today
£1,311,916
streetscan.co.uk estimate
12 Jan 2016
£1,140,000
More details

22A St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Semi-detached
🛏️ 7bed
📐 1776 sq ft
Today
£1,369,118
streetscan.co.uk estimate
23 Jul 2019
£1,200,000
12 Dec 2016
£860,000
More details

22B St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Semi-detached
🛏️ 7bed
📐 1819 sq ft
Today
£1,004,398
streetscan.co.uk estimate
15 Feb 2000
£260,000
More details

23 St Marys Avenue, London, Barnet, Greater London, N3 1SN

Today
£1,577,808
streetscan.co.uk estimate
4 Oct 2001
£499,950
30 Jul 2001
£370,000

26 St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Detached
🛏️ 6bed
📐 1625 sq ft
Today
£1,277,794
streetscan.co.uk estimate
7 Feb 2017
£1,125,000
More details

27 St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Semi-detached
🛏️ 7bed
📐 1851 sq ft
Today
£1,517,935
streetscan.co.uk estimate
8 Feb 2012
£900,000
More details

28 St Marys Avenue, London, Barnet, Greater London, N3 1SN

Today
£1,729,000
streetscan.co.uk estimate
15 Jul 1999
£390,000

29 St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Semi-detached
🛏️ 7bed
📐 2034 sq ft
Today
£1,476,544
streetscan.co.uk estimate
2 Aug 2013
£950,000
More details

Flat 3, 3 St Marys Avenue, London, Barnet, Greater London, N3 1SN

Today
£616,583
streetscan.co.uk estimate
15 Sep 2006
£369,950
15 Jan 2004
£322,000
7 Jun 2001
£209,950
20 Aug 1998
£129,500

30 St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Semi-detached
🛏️ 9bed
📐 1927 sq ft
Today
£1,481,445
streetscan.co.uk estimate
8 Jul 2014
£1,090,000
More details

34 St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Semi-detached
🛏️ bed
📐 2400 sq ft
Today
£932,065
streetscan.co.uk estimate
25 Mar 2021
£875,000
More details

38 St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Semi-detached
🛏️ 6bed
📐 1410 sq ft
Today
£1,149,203
streetscan.co.uk estimate
30 Jun 2023
£1,185,000
14 Aug 2020
£965,000
View +1 more
More details

3B St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Flat
🛏️ 4bed
📐 926 sq ft
Today
£634,501
streetscan.co.uk estimate
2 Feb 2021
£625,000
12 May 2016
£556,200
View +3 more
More details

4 St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Semi-detached
🛏️ 8bed
📐 2433 sq ft
Today
£1,776,250
streetscan.co.uk estimate
24 Nov 1999
£435,000
More details

Flat 1, 7 St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Flat
🛏️ 3bed
📐 689 sq ft
Today
£567,814
streetscan.co.uk estimate
16 Jul 1999
£150,000
22 Feb 1995
£75,000
More details

Flat 2, 7 St Marys Avenue, London, Barnet, Greater London, N3 1SN

Today
£658,388
streetscan.co.uk estimate
27 Jun 2005
£372,500
3 Mar 1997
£145,000

8 St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Semi-detached
🛏️ 7bed
📐 2573 sq ft
Today
£1,759,602
streetscan.co.uk estimate
18 Dec 2015
£1,495,000
25 Sep 2007
£1,200,000
View +1 more
More details

Albany St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Detached
🛏️ 9bed
📐 2637 sq ft
Today
£1,743,542
streetscan.co.uk estimate
21 Oct 2010
£1,000,000
15 Jun 2006
£730,000
View +2 more
More details

Formentor St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Detached
🛏️ 6bed
📐 1615 sq ft
Today
£1,640,625
streetscan.co.uk estimate
30 Jun 2004
£687,500
More details

Heathfield St Marys Avenue, London, Barnet, Greater London, N3 1SN

🏠 Detached
🛏️ 8bed
📐 2454 sq ft
Today
£1,592,371
streetscan.co.uk estimate
31 Jan 2018
£1,375,000
17 May 2016
£1,180,000
More details

Area Insights

Data Sources

Properties at N3 1SN appear seventy-seven times in the Land Registry records, with the latest transaction recorded on 30 Jun 2023. It also has twenty-seven Energy Performance Certificates (EPC) entries, the earliest dating back to 20 Nov 2018. We use this data, to estimate the property's characteristics and current market value.

This website uses public sector information from:

These datasets are licensed under the Open Government Licence v3.0.
This website is not affiliated with or endorsed by HM Land Registry or DLUHC.

Disclaimer: StreetScan.co.uk makes all reasonable efforts to ensure the information provided on this website is current and accurate; however, no warranties or representations are made as to its completeness or accuracy. StreetScan.co.uk expressly disclaims any and all liability for any loss, damage, or expense arising directly or indirectly from the use of, or reliance upon, such information.