Over the past 29 years, there have been 103 property sales recorded in the AL6 9LF postcode area. The highest sale price reached £725,000, while the most recent sale was for a terraced house sold in October 2025 for £602,000.

The estimated average property value in AL6 9LF currently stands at £752,357, 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 £6,065.

Property prices in AL6 9LF have risen by 4.3% over the past year , with a total increase of 14.7% over the past five years, and a long-term rise of 44.7% over the past decade.

The most common type of property sold in the area is terraced, making up around 68% of transactions , followed by semi-detached and detached.

Housing in AL6 9LF is predominantly owner-occupied, with an estimated 87% of homes being lived in by the owners.

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Property Sales

1 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Terraced
🛏️ 5bed
📐 1636 sq ft
Today
£888,569
streetscan.co.uk estimate
27 Jul 2012
£490,000
30 Apr 1997
£189,950
More details

10 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

Today
£712,584
streetscan.co.uk estimate
26 Nov 2003
£319,950
10 Nov 1997
£169,950

11 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

Today
£748,373
streetscan.co.uk estimate
22 Apr 2004
£345,000
30 May 2001
£265,000
26 Sep 1997
£164,950

12 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Terraced
🛏️ 6bed
📐 1367 sq ft
Today
£820,217
streetscan.co.uk estimate
16 Dec 2013
£490,000
7 Oct 1997
£194,500
More details

13 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Semi-detached
🛏️ 5bed
📐 1119 sq ft
Today
£671,543
streetscan.co.uk estimate
4 Dec 2015
£505,000
30 Jun 1997
£166,950
More details

14 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Semi-detached
🛏️ 5bed
📐 1012 sq ft
Today
£816,071
streetscan.co.uk estimate
10 Jul 1997
£159,950
More details

15 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

Today
£854,663
streetscan.co.uk estimate
17 Jun 1997
£164,950

16 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

Today
£968,325
streetscan.co.uk estimate
30 May 1997
£184,950

17 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

Today
£856,897
streetscan.co.uk estimate
1 Sep 1997
£173,950

18 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Terraced
🛏️ 5bed
📐 1324 sq ft
Today
£627,000
streetscan.co.uk estimate
14 Apr 2021
£570,000
15 Apr 2014
£420,000
View +2 more
More details

19 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Terraced
🛏️ 5bed
📐 1141 sq ft
Today
£628,138
streetscan.co.uk estimate
30 Jun 2022
£625,000
16 Aug 2013
£337,500
View +4 more
More details

2 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Terraced
🛏️ 5bed
📐 1572 sq ft
Today
£795,438
streetscan.co.uk estimate
28 Mar 2013
£445,000
9 Apr 2010
£383,000
View +3 more
More details

20 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Terraced
🛏️ 6bed
📐 1130 sq ft
Today
£638,569
streetscan.co.uk estimate
18 Dec 2018
£555,000
28 Aug 2003
£292,500
View +1 more
More details

21 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Detached
🛏️ 5bed
📐 1020 sq ft
Today
£624,257
streetscan.co.uk estimate
20 Dec 2013
£390,000
1 Aug 1997
£164,950
More details

22 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

Today
£874,975
streetscan.co.uk estimate
30 Apr 1997
£155,590

23 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

Today
£704,881
streetscan.co.uk estimate
1 Jul 2004
£335,000
16 Sep 1999
£183,500
29 Jul 1997
£159,950

24 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Terraced
🛏️ 5bed
📐 1001 sq ft
9 Oct 2025
£602,000
25 Apr 2007
£399,950
View +2 more
More details

25 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Terraced
🛏️ 6bed
📐 1066 sq ft
Today
£707,692
streetscan.co.uk estimate
31 Oct 2013
£415,000
8 Dec 2005
£374,000
View +2 more
More details

26 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Terraced
🛏️ 6bed
📐 1227 sq ft
Today
£709,091
streetscan.co.uk estimate
17 Nov 2017
£600,000
25 Mar 1997
£179,950
More details

27 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Terraced
🛏️ 5bed
📐 1302 sq ft
Today
£700,817
streetscan.co.uk estimate
18 Dec 2019
£600,000
30 Oct 2018
£602,000
View +1 more
More details

28 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Terraced
🛏️ 6bed
📐 1345 sq ft
Today
£746,631
streetscan.co.uk estimate
22 Nov 2024
£725,000
15 Apr 2005
£395,000
View +1 more
More details

29 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

Today
£670,313
streetscan.co.uk estimate
15 Dec 2022
£675,000
23 Aug 2001
£259,000
12 Dec 1996
£159,950

3 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Terraced
🛏️ 6bed
📐 1291 sq ft
Today
£786,871
streetscan.co.uk estimate
16 Jun 2014
£499,950
29 Nov 2002
£350,000
View +1 more
More details

30 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

Today
£729,075
streetscan.co.uk estimate
28 Feb 2007
£370,000
26 Oct 1999
£215,000
28 Apr 1997
£168,950

31 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

Today
£718,583
streetscan.co.uk estimate
1 Jun 2006
£349,950
13 Jun 1997
£171,950

32 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Terraced
🛏️ 6bed
📐 1130 sq ft
Today
£723,614
streetscan.co.uk estimate
24 Sep 2003
£300,000
29 Nov 1996
£159,950
More details

33 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

Today
£944,164
streetscan.co.uk estimate
31 Jan 1997
£166,950

34 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Terraced
🛏️ 5bed
📐 1227 sq ft
Today
£840,439
streetscan.co.uk estimate
28 Apr 2003
£335,000
23 Dec 1998
£192,500
View +1 more
More details

35 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

Today
£764,706
streetscan.co.uk estimate
31 Aug 2001
£247,000
30 Oct 1998
£171,000
8 Nov 1996
£146,950

36 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

Today
£758,547
streetscan.co.uk estimate
28 May 2004
£355,000
1 Nov 1996
£154,950

37 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Semi-detached
🛏️ 5bed
📐 958 sq ft
Today
£742,515
streetscan.co.uk estimate
17 Aug 2017
£620,000
17 Jul 2015
£480,000
View +4 more
More details

38 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Semi-detached
🛏️ 6bed
📐 1324 sq ft
Today
£720,123
streetscan.co.uk estimate
1 Jul 2024
£705,000
2 Dec 2010
£480,000
View +1 more
More details

4 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

Today
£1,032,850
streetscan.co.uk estimate
30 Jun 1997
£192,950

5 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Terraced
🛏️ 5bed
📐 1636 sq ft
Today
£633,255
streetscan.co.uk estimate
19 Oct 2023
£622,500
15 Nov 2016
£565,000
View +2 more
More details

6 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Terraced
🛏️ 6bed
📐 1668 sq ft
Today
£711,318
streetscan.co.uk estimate
14 Feb 2024
£690,000
15 Sep 2006
£420,000
View +1 more
More details

7 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Terraced
🛏️ 6bed
📐 1658 sq ft
Today
£789,905
streetscan.co.uk estimate
3 Sep 2015
£580,000
31 Jan 2013
£440,000
View +1 more
More details

8 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Terraced
🛏️ 5bed
📐 1615 sq ft
Today
£635,006
streetscan.co.uk estimate
25 Feb 2020
£550,000
28 Oct 2003
£320,000
View +1 more
More details

9 Welwyn Hall Gardens, Welwyn, Welwyn Hatfield, Hertfordshire, AL6 9LF

🏠 Terraced
🛏️ 6bed
📐 2282 sq ft
Today
£813,667
streetscan.co.uk estimate
11 Dec 2009
£430,000
8 Nov 2002
£355,000
View +1 more
More details

Area Insights

Data Sources

Properties at AL6 9LF appear one hundred and three times in the Land Registry records, with the latest transaction recorded on 9 Oct 2025. It also has twenty-four Energy Performance Certificates (EPC) entries, the earliest dating back to 16 Jan 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.