Over the past 30 years, there have been 57 property sales recorded in the AL5 2DT postcode area. The highest sale price reached £1,175,000, while the most recent sale was for a semi-detached house sold in September 2025 for £935,000.

The estimated average property value in AL5 2DT currently stands at £913,278, which is roughly in line with the city average (within ±8%), suggesting property prices reflect broader market trends.

In terms of size, the average price per square metre is approximately £8,964.

Property prices in AL5 2DT have risen by 3.9% over the past year , with a total increase of 15.3% over the past five years, and a long-term rise of 33.6% over the past decade.

The most common type of property sold in the area is flat, making up around 47% of transactions , followed by terraced and semi-detached.

Housing in AL5 2DT is predominantly owner-occupied, with an estimated 81% of homes being lived in by the owners.

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Property Sales

1 Sir Josephs Walk, Harpenden, St Albans, Hertfordshire, AL5 2DT

Today
£1,519,630
streetscan.co.uk estimate
28 Apr 2008
£800,270

10 Sir Josephs Walk, Harpenden, St Albans, Hertfordshire, AL5 2DT

Today
£583,968
streetscan.co.uk estimate
14 Jul 1995
£104,950

11 Sir Josephs Walk, Harpenden, St Albans, Hertfordshire, AL5 2DT

🏠 Flat
🛏️ 3bed
📐 1324 sq ft
Today
£706,940
streetscan.co.uk estimate
14 May 2021
£675,000
15 Dec 1995
£154,950
More details

12 Sir Josephs Walk, Harpenden, St Albans, Hertfordshire, AL5 2DT

Today
£464,919
streetscan.co.uk estimate
22 Dec 2004
£260,000
30 Jun 1995
£104,950

13 Sir Josephs Walk, Harpenden, St Albans, Hertfordshire, AL5 2DT

🏠 Flat
🛏️ 5bed
📐 1356 sq ft
Today
£756,918
streetscan.co.uk estimate
13 Dec 2021
£725,000
28 Sep 1995
£171,000
More details

14 Sir Josephs Walk, Harpenden, St Albans, Hertfordshire, AL5 2DT

🏠 Flat
🛏️ 2bed
📐 635 sq ft
Today
£459,295
streetscan.co.uk estimate
3 Nov 2023
£445,000
30 Jun 2015
£380,000
View +2 more
More details

15 Sir Josephs Walk, Harpenden, St Albans, Hertfordshire, AL5 2DT

🏠 Flat
🛏️ 5bed
📐 1356 sq ft
Today
£840,910
streetscan.co.uk estimate
28 Jun 2022
£835,000
3 Aug 2006
£499,950
View +3 more
More details

16 Sir Josephs Walk, Harpenden, St Albans, Hertfordshire, AL5 2DT

🏠 Flat
🛏️ 2bed
📐 638 sq ft
Today
£445,409
streetscan.co.uk estimate
24 May 2016
£415,000
28 May 2010
£340,000
View +2 more
More details

17 Sir Josephs Walk, Harpenden, St Albans, Hertfordshire, AL5 2DT

Today
£850,750
streetscan.co.uk estimate
1 Jun 2001
£307,500
16 Jan 1998
£195,000
31 Oct 1995
£170,000

18 Sir Josephs Walk, Harpenden, St Albans, Hertfordshire, AL5 2DT

🏠 Terraced
🛏️ 3bed
📐 1152 sq ft
Today
£921,226
streetscan.co.uk estimate
4 Nov 2020
£790,000
16 May 1997
£210,000
View +1 more
More details

19 Sir Josephs Walk, Harpenden, St Albans, Hertfordshire, AL5 2DT

🏠 Terraced
🛏️ 4bed
📐 1173 sq ft
Today
£953,131
streetscan.co.uk estimate
20 May 2019
£780,000
20 Feb 2018
£750,000
View +2 more
More details

2 Sir Josephs Walk, Harpenden, St Albans, Hertfordshire, AL5 2DT

🏠 Terraced
🛏️ 5bed
📐 1421 sq ft
Today
£1,196,945
streetscan.co.uk estimate
23 Feb 2017
£1,015,000
1 Sep 1999
£390,000
More details

20 Sir Josephs Walk, Harpenden, St Albans, Hertfordshire, AL5 2DT

🏠 Terraced
🛏️ 4bed
📐 1195 sq ft
Today
£878,640
streetscan.co.uk estimate
2 Feb 2024
£840,000
17 Jun 2010
£525,000
View +1 more
More details

21 Sir Josephs Walk, Harpenden, St Albans, Hertfordshire, AL5 2DT

🏠 Semi-detached
🛏️ 5bed
📐 1389 sq ft
Today
£1,133,780
streetscan.co.uk estimate
15 Sep 2023
£1,080,000
23 Aug 1995
£232,450
More details

22 Sir Josephs Walk, Harpenden, St Albans, Hertfordshire, AL5 2DT

🏠 Detached
🛏️ 5bed
📐 1604 sq ft
Today
£1,171,524
streetscan.co.uk estimate
9 Nov 2022
£1,175,000
30 Jan 2002
£482,500
View +2 more
More details

23 Sir Josephs Walk, Harpenden, St Albans, Hertfordshire, AL5 2DT

🏠 Semi-detached
🛏️ 4bed
📐 567 sq ft
Today
£1,010,745
streetscan.co.uk estimate
14 Mar 2011
£545,000
1 Sep 1995
£180,000
More details

3 Sir Josephs Walk, Harpenden, St Albans, Hertfordshire, AL5 2DT

🏠 Terraced
🛏️ 3bed
📐 1152 sq ft
Today
£935,000
streetscan.co.uk estimate
3 Sep 2025
£935,000
13 Jun 2002
£410,000
More details

4 Sir Josephs Walk, Harpenden, St Albans, Hertfordshire, AL5 2DT

🏠 Semi-detached
🛏️ 4bed
📐 1119 sq ft
Today
£929,913
streetscan.co.uk estimate
11 Aug 2023
£875,000
28 Apr 1995
£190,000
More details

5 Sir Josephs Walk, Harpenden, St Albans, Hertfordshire, AL5 2DT

Today
£1,253,409
streetscan.co.uk estimate
17 Jan 1995
£174,950

6 Sir Josephs Walk, Harpenden, St Albans, Hertfordshire, AL5 2DT

🏠 Semi-detached
🛏️ 3bed
📐 1076 sq ft
Today
£1,212,908
streetscan.co.uk estimate
7 Feb 1995
£174,950
More details

7 Sir Josephs Walk, Harpenden, St Albans, Hertfordshire, AL5 2DT

Today
£1,182,824
streetscan.co.uk estimate
25 Jan 2000
£300,000
17 Jun 1997
£200,000
27 Feb 1995
£178,950

8 Sir Josephs Walk, Harpenden, St Albans, Hertfordshire, AL5 2DT

🏠 Flat
🛏️ 2bed
📐 635 sq ft
Today
£475,701
streetscan.co.uk estimate
6 Nov 2000
£160,000
28 Jul 1995
£112,000
More details

9 Sir Josephs Walk, Harpenden, St Albans, Hertfordshire, AL5 2DT

Today
£971,100
streetscan.co.uk estimate
27 Mar 1997
£195,000
6 Oct 1995
£170,000

Area Insights

Data Sources

Properties at AL5 2DT appear fifty-seven times in the Land Registry records, with the latest transaction recorded on 3 Sep 2025. It also has sixteen Energy Performance Certificates (EPC) entries, the earliest dating back to 11 Sep 2015. 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.