Over the past 30 years, there have been 101 property sales recorded in the AL5 3AR postcode area. The highest sale price reached £1,160,000, while the most recent sale was for a detached house sold in September 2025 for £1,160,000.

The estimated average property value in AL5 3AR currently stands at £850,509, which is approximately 8.9% 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 £7,330.

Property prices in AL5 3AR have risen by 4.3% over the past year , with a total increase of 18.2% over the past five years, and a long-term rise of 38.7% over the past decade.

The most common type of property sold in the area is semi-detached, making up around 52% of transactions , followed by terraced and detached.

Housing in AL5 3AR is predominantly owner-occupied, with an estimated 87% of homes being lived in by the owners.

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Property Sales

10 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Detached
🛏️ 6bed
📐 1765 sq ft
Today
£1,013,982
streetscan.co.uk estimate
31 Mar 2025
£1,020,000
28 Apr 2011
£527,500
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12 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Semi-detached
🛏️ 5bed
📐 1292 sq ft
Today
£738,616
streetscan.co.uk estimate
14 Apr 2022
£695,000
31 Jan 2006
£399,950
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12A Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

Today
£730,053
streetscan.co.uk estimate
17 Aug 2001
£220,500
4 May 1999
£142,500
24 Jul 1996
£98,000
22 Sep 1995
£59,999

16 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Semi-detached
🛏️ 8bed
📐 2034 sq ft
Today
£1,193,147
streetscan.co.uk estimate
25 Jun 2024
£1,125,000
9 Sep 2011
£895,000
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18 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Flat
🛏️ 4bed
📐 861 sq ft
Today
£453,675
streetscan.co.uk estimate
19 Oct 2018
£435,000
12 Mar 2008
£250,000
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18B Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Flat
🛏️ 4bed
📐 602 sq ft
Today
£333,970
streetscan.co.uk estimate
5 Jul 2013
£226,000
4 May 2006
£205,000
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Flat 1, 2 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Flat
🛏️ 2bed
📐 484 sq ft
Today
£268,859
streetscan.co.uk estimate
2 Jun 2015
£220,000
12 Sep 2014
£215,000
More details

Flat 2, 2 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Flat
🛏️ 3bed
📐 549 sq ft
Today
£289,909
streetscan.co.uk estimate
10 Sep 2014
£225,000
More details

Flat 3, 2 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Flat
🛏️ 2bed
📐 570 sq ft
Today
£289,909
streetscan.co.uk estimate
5 Sep 2014
£225,000
More details

Flat 4, 2 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Flat
🛏️ 3bed
📐 1012 sq ft
Today
£352,431
streetscan.co.uk estimate
12 Jun 2017
£345,000
18 Aug 2014
£320,000
More details

20 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Semi-detached
🛏️ 6bed
📐 1270 sq ft
Today
£939,900
streetscan.co.uk estimate
1 Nov 2024
£938,080
8 Dec 2020
£807,500
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22 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Semi-detached
🛏️ 7bed
📐 1744 sq ft
Today
£1,253,963
streetscan.co.uk estimate
10 Dec 2021
£1,135,000
4 Sep 2009
£575,000
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24 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Detached
🛏️ 6bed
📐 1055 sq ft
Today
£832,243
streetscan.co.uk estimate
9 Dec 2024
£852,000
19 Sep 2014
£630,000
More details

26 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Semi-detached
🛏️ 8bed
📐 1981 sq ft
Today
£1,208,957
streetscan.co.uk estimate
3 Sep 2019
£1,010,000
29 Jul 2014
£685,000
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More details

28 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

Today
£918,998
streetscan.co.uk estimate
22 Aug 2005
£395,000
5 Nov 1996
£139,950

2A Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Semi-detached
🛏️ 6bed
📐 798 sq ft
Today
£788,596
streetscan.co.uk estimate
27 Jul 2020
£655,000
28 Mar 2012
£492,500
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More details

2B Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Semi-detached
🛏️ 6bed
📐 1119 sq ft
Today
£819,055
streetscan.co.uk estimate
17 Nov 2017
£702,500
2 May 2003
£375,000
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More details

30 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Terraced
🛏️ 7bed
📐 1561 sq ft
Today
£1,002,612
streetscan.co.uk estimate
3 Sep 2018
£855,000
More details

32 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Terraced
🛏️ 8bed
📐 1732 sq ft
Today
£1,031,656
streetscan.co.uk estimate
6 May 2009
£467,500
1 Oct 1999
£249,950
More details

34 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

Today
£1,064,679
streetscan.co.uk estimate
8 Aug 2007
£570,000
8 Jun 2000
£345,000
22 Mar 1996
£125,000

36 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Terraced
🛏️ 8bed
📐 2002 sq ft
Today
£1,164,298
streetscan.co.uk estimate
1 Feb 2019
£935,000
6 Jun 2013
£600,000
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38 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Semi-detached
🛏️ 7bed
📐 1636 sq ft
Today
£1,269,177
streetscan.co.uk estimate
22 Oct 2021
£1,150,000
21 Mar 2016
£720,000
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More details

4 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Detached
🛏️ 7bed
📐 1658 sq ft
Today
£1,160,000
streetscan.co.uk estimate
3 Sep 2025
£1,160,000
18 Nov 2015
£790,000
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More details

40 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Semi-detached
🛏️ 6bed
📐 1518 sq ft
Today
£1,003,145
streetscan.co.uk estimate
15 Oct 2019
£840,000
23 May 2008
£465,000
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More details

44 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Terraced
🛏️ 7bed
📐 1711 sq ft
Today
£1,032,007
streetscan.co.uk estimate
27 Oct 2017
£885,000
3 Mar 2008
£450,000
More details

46 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Terraced
🛏️ 6bed
📐 1109 sq ft
Today
£884,392
streetscan.co.uk estimate
5 Feb 2016
£695,000
More details

48 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Semi-detached
🛏️ 5bed
📐 1012 sq ft
Today
£891,854
streetscan.co.uk estimate
15 Aug 2024
£862,500
More details

50 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Detached
🛏️ bed
📐 1561 sq ft
Today
£969,784
streetscan.co.uk estimate
30 Apr 2019
£800,000
7 Dec 2015
£795,000
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More details

50A Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Semi-detached
🛏️ bed
📐 1432 sq ft
Today
£976,715
streetscan.co.uk estimate
27 Oct 2021
£885,000
23 Jul 2013
£620,000
More details

52 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Semi-detached
🛏️ 7bed
📐 1507 sq ft
Today
£978,264
streetscan.co.uk estimate
8 Dec 2017
£840,000
2 Jul 2001
£270,000
More details

54 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Detached
🛏️ 5bed
📐 642 sq ft
Today
£871,552
streetscan.co.uk estimate
20 Apr 2012
£500,000
16 Apr 2003
£130,000
More details

56 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

Today
£845,088
streetscan.co.uk estimate
23 Mar 2016
£673,000
4 Sep 2007
£499,950
17 Sep 1996
£94,500

58 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Semi-detached
🛏️ 6bed
📐 761 sq ft
Today
£946,741
streetscan.co.uk estimate
28 Sep 2006
£450,000
6 Apr 1995
£81,500
More details

6 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Terraced
🛏️ 5bed
📐 1109 sq ft
Today
£679,156
streetscan.co.uk estimate
25 Mar 1999
£137,000
More details

60 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Detached
🛏️ 6bed
📐 1787 sq ft
Today
£1,148,496
streetscan.co.uk estimate
20 Sep 2013
£710,000
6 Oct 2005
£650,000
More details

62 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Semi-detached
🛏️ 5bed
📐 1033 sq ft
Today
£741,427
streetscan.co.uk estimate
30 Oct 2013
£445,000
22 Jul 2004
£367,000
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More details

64 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

🏠 Semi-detached
🛏️ 4bed
📐 1163 sq ft
Today
£707,309
streetscan.co.uk estimate
2 Sep 2021
£645,000
13 Apr 2000
£161,000
More details

8 Park Mount, Harpenden, St Albans, Hertfordshire, AL5 3AR

Today
£891,907
streetscan.co.uk estimate
27 Feb 2004
£354,000
14 May 2001
£250,000

Area Insights

Data Sources

Properties at AL5 3AR appear one hundred and one times in the Land Registry records, with the latest transaction recorded on 3 Sep 2025. It also has thirty-three Energy Performance Certificates (EPC) entries, the earliest dating back to 20 Apr 2020. 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.