Over the past 30 years, there have been 27 property sales recorded in the AL7 4TG postcode area. The highest sale price reached £572,000, while the most recent sale was for a semi-detached house sold in December 2025 for £572,000.

The estimated average property value in AL7 4TG currently stands at £458,647, 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 £5,245.

Property prices in AL7 4TG have risen by 3.8% over the past year , with a total increase of 13.9% over the past five years , and a long-term rise of 48% over the past decade .

The most common type of property sold in the area is semi-detached, making up around 89% of transactions , followed by terraced.

Housing in AL7 4TG is predominantly owner-occupied, with an estimated 100% of homes being lived in by the owners.

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Property Sales

10 Twelve Acres, Welwyn Garden City, Welwyn Hatfield, Hertfordshire, AL7 4TG

🏠 Semi-detached
🛏️ 4bed
📐 936 sq ft
Today
£528,619
streetscan.co.uk estimate
6 Sep 2021
£468,000
20 Sep 2017
£412,000
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14 Twelve Acres, Welwyn Garden City, Welwyn Hatfield, Hertfordshire, AL7 4TG

🏠 Terraced
🛏️ 4bed
📐 953 sq ft
Today
£443,741
streetscan.co.uk estimate
19 Oct 2010
£240,000
19 Mar 2010
£203,000
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16 Twelve Acres, Welwyn Garden City, Welwyn Hatfield, Hertfordshire, AL7 4TG

Today
£474,631
streetscan.co.uk estimate
10 Dec 2007
£250,000

17 Twelve Acres, Welwyn Garden City, Welwyn Hatfield, Hertfordshire, AL7 4TG

🏠 Semi-detached
🛏️ 7bed
📐 1485 sq ft
Today
£604,300
streetscan.co.uk estimate
5 Dec 2025
£572,000
25 Jun 2021
£550,000
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More details

2 Twelve Acres, Welwyn Garden City, Welwyn Hatfield, Hertfordshire, AL7 4TG

Today
£339,863
streetscan.co.uk estimate
13 Oct 2023
£325,000

21 Twelve Acres, Welwyn Garden City, Welwyn Hatfield, Hertfordshire, AL7 4TG

Today
£507,079
streetscan.co.uk estimate
31 Jan 2003
£205,000
31 Oct 2000
£132,500
26 Mar 1999
£107,500

23 Twelve Acres, Welwyn Garden City, Welwyn Hatfield, Hertfordshire, AL7 4TG

🏠 Semi-detached
🛏️ 5bed
📐 969 sq ft
Today
£573,527
streetscan.co.uk estimate
5 Nov 2013
£325,500
16 Dec 2002
£197,000
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25 Twelve Acres, Welwyn Garden City, Welwyn Hatfield, Hertfordshire, AL7 4TG

Today
£465,611
streetscan.co.uk estimate
26 Nov 1998
£100,000

27 Twelve Acres, Welwyn Garden City, Welwyn Hatfield, Hertfordshire, AL7 4TG

🏠 Semi-detached
🛏️ 4bed
📐 947 sq ft
Today
£459,751
streetscan.co.uk estimate
30 Sep 2015
£327,500
More details

28 Twelve Acres, Welwyn Garden City, Welwyn Hatfield, Hertfordshire, AL7 4TG

Today
£429,869
streetscan.co.uk estimate
8 Mar 2017
£350,000
19 Feb 2007
£225,000

31 Twelve Acres, Welwyn Garden City, Welwyn Hatfield, Hertfordshire, AL7 4TG

🏠 Semi-detached
🛏️ 3bed
📐 732 sq ft
Today
£437,325
streetscan.co.uk estimate
15 Aug 2025
£425,000
7 Oct 2009
£186,000
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More details

8 Twelve Acres, Welwyn Garden City, Welwyn Hatfield, Hertfordshire, AL7 4TG

Today
£511,657
streetscan.co.uk estimate
20 Sep 2007
£270,000

Area Insights

Data Sources

Properties at AL7 4TG appear twenty-seven times in the Land Registry records, with the latest transaction recorded on 5 Dec 2025. It also has six Energy Performance Certificates (EPC) entries, the earliest dating back to 10 Nov 2014. 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.