Over the past 30 years, there have been 41 property sales recorded in the WD18 7NJ postcode area. The highest sale price reached £470,000, while the most recent sale was for a terraced house sold in May 2025 for £409,250.

The estimated average property value in WD18 7NJ currently stands at £413,259, which is approximately 18.9% lower than the city average - making it a relatively affordable option for buyers.

In terms of size, the average price per square metre is approximately £4,835.

Property prices in WD18 7NJ have risen by 2.2% over the past year , with a total increase of 16.1% over the past five years, and a long-term rise of 51% over the past decade.

The most common type of property sold in the area is terraced, making up around 98% of transactions , followed by other.

Housing in WD18 7NJ is predominantly owner-occupied, with an estimated 71% of homes being lived in by the owners.

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Property Sales

10 Southsea Avenue, Watford, Hertfordshire, WD18 7NJ

Today
£454,390
streetscan.co.uk estimate
7 Jul 2001
£135,000
10 Nov 1997
£85,000
9 May 1997
£68,000

11 Southsea Avenue, Watford, Hertfordshire, WD18 7NJ

Today
£404,977
streetscan.co.uk estimate
24 Mar 1997
£59,950

12 Southsea Avenue, Watford, Hertfordshire, WD18 7NJ

Today
£378,329
streetscan.co.uk estimate
30 May 2003
£150,000

14 Southsea Avenue, Watford, Hertfordshire, WD18 7NJ

Today
£479,607
streetscan.co.uk estimate
31 Jan 2005
£212,000
20 Jun 1997
£73,500

15 Southsea Avenue, Watford, Hertfordshire, WD18 7NJ

🏠 Terraced
🛏️ 4bed
📐 893 sq ft
Today
£398,521
streetscan.co.uk estimate
16 Jul 2012
£217,000
More details

17 Southsea Avenue, Watford, Hertfordshire, WD18 7NJ

🏠 Terraced
🛏️ 4bed
📐 1238 sq ft
Today
£438,958
streetscan.co.uk estimate
11 Nov 2002
£164,950
More details

18 Southsea Avenue, Watford, Hertfordshire, WD18 7NJ

🏠 Terraced
🛏️ 4bed
📐 904 sq ft
Today
£386,400
streetscan.co.uk estimate
29 Jun 2021
£370,000
More details

22 Southsea Avenue, Watford, Hertfordshire, WD18 7NJ

Today
£496,233
streetscan.co.uk estimate
15 Oct 2004
£225,000
31 Jul 1996
£59,500

24 Southsea Avenue, Watford, Hertfordshire, WD18 7NJ

Today
£419,520
streetscan.co.uk estimate
12 Feb 1998
£76,000

26 Southsea Avenue, Watford, Hertfordshire, WD18 7NJ

🏠 Terraced
🛏️ 5bed
📐 926 sq ft
Today
£446,743
streetscan.co.uk estimate
30 Oct 2015
£345,000
More details

28 Southsea Avenue, Watford, Hertfordshire, WD18 7NJ

🏠 Terraced
🛏️ 5bed
📐 883 sq ft
Today
£396,986
streetscan.co.uk estimate
8 Aug 2001
£120,000
17 Nov 1995
£57,500
More details

2B Southsea Avenue, Watford, Hertfordshire, WD18 7NJ

Today
£72,149
streetscan.co.uk estimate
4 Mar 2019
£65,000

3 Southsea Avenue, Watford, Hertfordshire, WD18 7NJ

🏠 Terraced
🛏️ 5bed
📐 1044 sq ft
Today
£506,900
streetscan.co.uk estimate
1 Sep 2020
£456,000
14 Sep 2009
£214,950
View +1 more
More details

30 Southsea Avenue, Watford, Hertfordshire, WD18 7NJ

Today
£369,643
streetscan.co.uk estimate
27 Oct 2003
£150,000

32 Southsea Avenue, Watford, Hertfordshire, WD18 7NJ

🏠 Terraced
🛏️ 4bed
📐 936 sq ft
Today
£453,185
streetscan.co.uk estimate
27 Feb 2004
£190,000
26 Jun 1996
£57,500
More details

34 Southsea Avenue, Watford, Hertfordshire, WD18 7NJ

🏠 Terraced
🛏️ 4bed
📐 915 sq ft
Today
£420,885
streetscan.co.uk estimate
29 Apr 2021
£389,950
23 Feb 2015
£295,000
More details

36 Southsea Avenue, Watford, Hertfordshire, WD18 7NJ

🏠 Terraced
🛏️ 6bed
📐 883 sq ft
Today
£395,987
streetscan.co.uk estimate
9 Dec 2021
£380,000
7 Nov 2001
£129,950
More details

4 Southsea Avenue, Watford, Hertfordshire, WD18 7NJ

🏠 Terraced
🛏️ 4bed
📐 870 sq ft
Today
£396,211
streetscan.co.uk estimate
7 Oct 2011
£210,000
10 Jul 2006
£185,000
More details

40 Southsea Avenue, Watford, Hertfordshire, WD18 7NJ

🏠 Terraced
🛏️ 5bed
📐 1042 sq ft
Today
£423,684
streetscan.co.uk estimate
7 Feb 2014
£250,000
3 Aug 2009
£181,000
View +2 more
More details

42 Southsea Avenue, Watford, Hertfordshire, WD18 7NJ

🏠 Terraced
🛏️ 5bed
📐 904 sq ft
Today
£422,068
streetscan.co.uk estimate
5 Dec 2014
£284,000
More details

46 Southsea Avenue, Watford, Hertfordshire, WD18 7NJ

🏠 Terraced
🛏️ 5bed
📐 1173 sq ft
Today
£478,924
streetscan.co.uk estimate
10 Jun 2024
£470,000
More details

5 Southsea Avenue, Watford, Hertfordshire, WD18 7NJ

🏠 Terraced
🛏️ 4bed
📐 818 sq ft
Today
£409,250
streetscan.co.uk estimate
23 May 2025
£409,250
30 Mar 2016
£385,000
View +3 more
More details

9 Southsea Avenue, Watford, Hertfordshire, WD18 7NJ

Today
£351,640
streetscan.co.uk estimate
29 Sep 2006
£174,000

Area Insights

Data Sources

Properties at WD18 7NJ appear fourty-one times in the Land Registry records, with the latest transaction recorded on 23 May 2025. It also has fourteen Energy Performance Certificates (EPC) entries, the earliest dating back to 3 Nov 2014. 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.