Over the past 29 years, there have been 38 property sales recorded in the AL5 4AJ postcode area. The highest sale price reached £1,720,000, while the most recent sale was a property sold in March 2025 for £621,000.

The estimated average property value in AL5 4AJ currently stands at £1,405,245, which is approximately 44.5% 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 £7,846.

Property prices in AL5 4AJ have risen by 4% over the past year , with a total increase of 17.9% over the past five years, and a long-term rise of 38% over the past decade.

The most common type of property sold in the area is semi-detached, making up around 61% of transactions , followed by detached and flat.

Housing in AL5 4AJ is predominantly owner-occupied, with an estimated 88% of homes being lived in by the owners.

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Property Sales

10 Clarence Road, Harpenden, St Albans, Hertfordshire, AL5 4AJ

Today
£1,716,994
streetscan.co.uk estimate
5 Apr 2007
£861,000
8 Jul 2005
£710,000

12 Clarence Road, Harpenden, St Albans, Hertfordshire, AL5 4AJ

Today
£1,743,697
streetscan.co.uk estimate
27 Feb 1998
£360,000

12A Clarence Road, Harpenden, St Albans, Hertfordshire, AL5 4AJ

🏠 Semi-detached
🛏️ bed
📐 1001 sq ft
Today
£569,767
streetscan.co.uk estimate
30 Jun 2021
£500,000
More details

13 Clarence Road, Harpenden, St Albans, Hertfordshire, AL5 4AJ

🏠 Semi-detached
🛏️ 12bed
📐 2542 sq ft
Today
£1,420,064
streetscan.co.uk estimate
3 Jul 2009
£650,000
19 Jan 2004
£495,000
More details

15 Clarence Road, Harpenden, St Albans, Hertfordshire, AL5 4AJ

🏠 Semi-detached
🛏️ 7bed
📐 1668 sq ft
Today
£1,560,569
streetscan.co.uk estimate
24 Jan 2014
£960,000
More details

19 Clarence Road, Harpenden, St Albans, Hertfordshire, AL5 4AJ

🏠 Semi-detached
🛏️ 8bed
📐 2433 sq ft
Today
£2,093,342
streetscan.co.uk estimate
14 Aug 2015
£1,540,000
16 Dec 2003
£750,000
View +1 more
More details

1A Clarence Road, Harpenden, St Albans, Hertfordshire, AL5 4AJ

🏠 Detached
🛏️ 8bed
📐 2260 sq ft
Today
£1,105,529
streetscan.co.uk estimate
19 May 2004
£450,000
More details

2B Clarence Road, Harpenden, St Albans, Hertfordshire, AL5 4AJ

🏠 Detached
🛏️ 6bed
📐 1938 sq ft
Today
£1,370,279
streetscan.co.uk estimate
29 Jun 2021
£1,200,000
9 Sep 2002
£565,000
View +1 more
More details

4A Clarence Road, Harpenden, St Albans, Hertfordshire, AL5 4AJ

Today
£1,855,152
streetscan.co.uk estimate
19 Jun 2009
£835,000
13 May 2005
£550,000
22 Nov 2001
£350,000

Auckland House, 4B Clarence Road, Harpenden, St Albans, Hertfordshire, AL5 4AJ

Today
£1,807,128
streetscan.co.uk estimate
23 Dec 2008
£850,000

5 Clarence Road, Harpenden, St Albans, Hertfordshire, AL5 4AJ

🏠 Semi-detached
🛏️ 8bed
📐 2164 sq ft
Today
£1,734,996
streetscan.co.uk estimate
27 Nov 2020
£1,504,000
22 Apr 2009
£740,000
View +1 more
More details

7 Clarence Road, Harpenden, St Albans, Hertfordshire, AL5 4AJ

🏠 Semi-detached
🛏️ 9bed
📐 2433 sq ft
Today
£1,952,206
streetscan.co.uk estimate
8 Oct 2020
£1,701,777
15 Jan 2004
£675,000
More details

9 Clarence Road, Harpenden, St Albans, Hertfordshire, AL5 4AJ

🏠 Semi-detached
🛏️ 8bed
📐 2162 sq ft
Today
£1,889,407
streetscan.co.uk estimate
15 Sep 2017
£1,625,000
More details

Auckland House, 4B Clarence Road, Harpenden, St Albans, Hertfordshire, AL5 4AJ

Today
£2,067,440
streetscan.co.uk estimate
1 Apr 2011
£1,095,000

Frederick Hall House, 11 Clarence Road, Harpenden, St Albans, Hertfordshire, AL5 4AJ

Today
£1,820,864
streetscan.co.uk estimate
1 Apr 2022
£1,720,000
10 Jun 2011
£1,100,000

Glencoe House, 9 Clarence Road, Harpenden, St Albans, Hertfordshire, AL5 4AJ

Today
£2,010,480
streetscan.co.uk estimate
14 Dec 2010
£1,100,000

1, Holly Lodge, 12 Clarence Road, Harpenden, St Albans, Hertfordshire, AL5 4AJ

Today
£427,683
streetscan.co.uk estimate
16 May 2022
£420,000

2, Holly Lodge, 12 Clarence Road, Harpenden, St Albans, Hertfordshire, AL5 4AJ

Today
£922,484
streetscan.co.uk estimate
25 Nov 2021
£887,500

4, Holly Lodge, 12 Clarence Road, Harpenden, St Albans, Hertfordshire, AL5 4AJ

Today
£771,571
streetscan.co.uk estimate
25 Jun 2021
£740,000

5, Holly Lodge, 12 Clarence Road, Harpenden, St Albans, Hertfordshire, AL5 4AJ

Today
£622,865
streetscan.co.uk estimate
4 Mar 2025
£621,000
22 Mar 2022
£575,000

Malmsey House, 2 Clarence Road, Harpenden, St Albans, Hertfordshire, AL5 4AJ

Today
£1,014,758
streetscan.co.uk estimate
12 Dec 2019
£855,000
27 Jul 2006
£550,000

The Nook, 12A Clarence Road, Harpenden, St Albans, Hertfordshire, AL5 4AJ

Today
£821,292
streetscan.co.uk estimate
17 Apr 2023
£775,000

York House, 2D Clarence Road, Harpenden, St Albans, Hertfordshire, AL5 4AJ

Today
£1,218,553
streetscan.co.uk estimate
6 Oct 2006
£585,000
19 Mar 2004
£385,000

Area Insights

Data Sources

Properties at AL5 4AJ appear thirty-eight times in the Land Registry records, with the latest transaction recorded on 4 Mar 2025. It also has nine Energy Performance Certificates (EPC) entries, the earliest dating back to 23 Aug 2017. 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.