Over the past 31 years, there have been 57 property sales recorded in the AL9 7UL postcode area. The highest sale price reached £995,128, while the most recent sale was for a semi-detached house sold in September 2025 for £905,000.

The estimated average property value in AL9 7UL currently stands at £818,386, which is approximately 92.4% 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 £6,166.

Property prices in AL9 7UL have risen by 3.3% over the past year , with a total increase of 13.3% over the past five years , and a long-term rise of 49.7% over the past decade .

The most common type of property sold in the area is semi-detached, making up around 79% of transactions , followed by detached and terraced.

Housing in AL9 7UL is predominantly owner-occupied, with an estimated 95% of homes being lived in by the owners.

Click on the map to change the analyzed area

Property Sales

1 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Semi-detached
🛏️ 5bed
📐 969 sq ft
Today
£672,808
streetscan.co.uk estimate
10 Apr 2015
£442,000
More details

10 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Semi-detached
🛏️ 6bed
📐 1442 sq ft
Today
£823,664
streetscan.co.uk estimate
27 Mar 2020
£710,000
31 Mar 2006
£360,000
View +1 more
More details

11 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Semi-detached
🛏️ 6bed
📐 1033 sq ft
Today
£730,498
streetscan.co.uk estimate
23 Sep 2020
£637,500
More details

12 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Semi-detached
🛏️ 6bed
📐 1184 sq ft
Today
£815,229
streetscan.co.uk estimate
23 Oct 2017
£675,000
More details

13 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Detached
🛏️ 7bed
📐 1485 sq ft
Today
£836,129
streetscan.co.uk estimate
29 Sep 2016
£710,000
9 Dec 2009
£500,000
View +1 more
More details

15 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

Today
£766,209
streetscan.co.uk estimate
28 Sep 2001
£242,000
4 Aug 1995
£97,000

16 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Semi-detached
🛏️ 9bed
📐 2110 sq ft
Today
£1,024,789
streetscan.co.uk estimate
4 Sep 2015
£730,000
More details

17 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Semi-detached
🛏️ 6bed
📐 1324 sq ft
Today
£809,688
streetscan.co.uk estimate
22 Mar 2021
£701,100
6 Feb 1995
£120,000
More details

19 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

Today
£888,827
streetscan.co.uk estimate
28 Aug 2001
£279,000
17 Apr 1998
£135,000

2 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Semi-detached
🛏️ 7bed
📐 1948 sq ft
Today
£1,155,741
streetscan.co.uk estimate
29 Jul 2021
£995,128
23 Feb 2010
£395,000
More details

20 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Semi-detached
🛏️ 7bed
📐 1733 sq ft
Today
£800,749
streetscan.co.uk estimate
12 Jul 2012
£428,000
More details

21 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Semi-detached
🛏️ 5bed
📐 995 sq ft
Today
£819,808
streetscan.co.uk estimate
21 Jan 2011
£435,000
More details

22 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Semi-detached
🛏️ 6bed
📐 1636 sq ft
Today
£734,215
streetscan.co.uk estimate
28 Jun 2013
£401,000
More details

24 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Semi-detached
🛏️ 5bed
📐 1243 sq ft
Today
£732,538
streetscan.co.uk estimate
10 Jan 2014
£425,000
25 Apr 2002
£278,000
View +1 more
More details

25 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Detached
🛏️ 5bed
📐 1701 sq ft
Today
£831,568
streetscan.co.uk estimate
25 Sep 2024
£800,000
3 May 2002
£325,000
More details

26 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

Today
£936,621
streetscan.co.uk estimate
20 May 2016
£730,000

28 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Semi-detached
🛏️ 7bed
📐 1206 sq ft
Today
£754,495
streetscan.co.uk estimate
10 Oct 2014
£481,000
More details

29 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Semi-detached
🛏️ 7bed
📐 1539 sq ft
Today
£841,359
streetscan.co.uk estimate
17 Feb 2017
£695,000
More details

3 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Semi-detached
🛏️ 5bed
📐 1367 sq ft
Today
£862,729
streetscan.co.uk estimate
7 Oct 2014
£550,000
24 Oct 2001
£250,000
View +1 more
More details

30 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Terraced
🛏️ 5bed
📐 1057 sq ft
Today
£779,116
streetscan.co.uk estimate
26 Jun 2009
£360,000
More details

31 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Semi-detached
🛏️ 6bed
📐 1679 sq ft
Today
£934,047
streetscan.co.uk estimate
1 Sep 2025
£905,000
11 May 2004
£295,000
More details

33 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Semi-detached
🛏️ 6bed
📐 1701 sq ft
Today
£935,964
streetscan.co.uk estimate
29 Jun 2021
£835,000
6 Jan 2011
£350,000
More details

34 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

Today
£884,661
streetscan.co.uk estimate
26 Jun 1998
£190,000
28 Feb 1995
£54,000

35 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

Today
£841,358
streetscan.co.uk estimate
14 Jun 2004
£390,000

36 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

Today
£1,085,642
streetscan.co.uk estimate
31 Oct 2001
£345,000

38 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

Today
£1,042,326
streetscan.co.uk estimate
19 Sep 2007
£567,500

4 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

Today
£1,031,126
streetscan.co.uk estimate
27 Jan 2005
£485,000
6 Jul 2001
£335,000

40 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

Today
£748,482
streetscan.co.uk estimate
22 Nov 2000
£247,500

44 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Semi-detached
🛏️ 5bed
📐 1464 sq ft
Today
£780,737
streetscan.co.uk estimate
9 Dec 2020
£695,000
14 Dec 2001
£300,000
More details

46 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

Today
£784,898
streetscan.co.uk estimate
4 Jan 2007
£385,000
26 Mar 1999
£194,000
29 Nov 1996
£102,000

5 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Semi-detached
🛏️ 7bed
📐 1873 sq ft
Today
£1,093,810
streetscan.co.uk estimate
23 Aug 2021
£962,000
15 Sep 2017
£737,500
More details

6 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Semi-detached
🛏️ 7bed
📐 1668 sq ft
Today
£1,039,196
streetscan.co.uk estimate
31 Oct 2014
£662,500
11 Feb 2000
£197,500
More details

7 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

Today
£708,914
streetscan.co.uk estimate
5 Jul 2005
£330,000

8 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Semi-detached
🛏️ 5bed
📐 1421 sq ft
Today
£872,904
streetscan.co.uk estimate
14 Dec 2006
£425,000
More details

9 The Gardens, Brookmans Park, Hatfield, Welwyn Hatfield, Hertfordshire, AL9 7UL

🏠 Semi-detached
🛏️ 5bed
📐 969 sq ft
Today
£732,036
streetscan.co.uk estimate
22 Jan 2020
£617,500
More details

Area Insights

Data Sources

Properties at AL9 7UL appear fifty-seven times in the Land Registry records, with the latest transaction recorded on 1 Sep 2025. It also has twenty-four Energy Performance Certificates (EPC) entries, the earliest dating back to 1 Nov 2016. 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.