Over the past 30 years, there have been 62 property sales recorded in the SG6 1QL postcode area. The highest sale price reached £2,308,993, while the most recent sale was for a terraced flat sold in June 2025 for £287,500.

The estimated average property value in SG6 1QL currently stands at £319,912, which is approximately 30% 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 £3,605.

Property prices in SG6 1QL have risen by 3.4% over the past year , with a total increase of 7.7% over the past five years, and a long-term rise of 35.2% over the past decade.

The most common type of property sold in the area is flat, making up around 95% of transactions , followed by terraced and other.

Housing in SG6 1QL is predominantly owner-occupied, with an estimated 65% of homes being lived in by the owners.

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Property Sales

10 Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

🏠 Flat
🛏️ 3bed
📐 829 sq ft
Today
£216,177
streetscan.co.uk estimate
5 Dec 2014
£160,000
1 Feb 2007
£172,000
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11 Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

🏠 Flat
🛏️ 2bed
📐 518 sq ft
Today
£202,675
streetscan.co.uk estimate
25 May 2016
£174,000
23 Jun 2006
£119,550
More details

12 Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

🏠 Flat
🛏️ 3bed
📐 614 sq ft
Today
£190,745
streetscan.co.uk estimate
8 Jul 2016
£170,000
24 Jul 2008
£117,000
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14 Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

🏠 Flat
🛏️ 3bed
📐 635 sq ft
Today
£293,183
streetscan.co.uk estimate
18 Apr 1997
£57,000
More details

17 Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

🏠 Flat
🛏️ 3bed
📐 657 sq ft
Today
£271,580
streetscan.co.uk estimate
31 Jul 2023
£264,000
28 Feb 2018
£220,000
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18 Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

🏠 Flat
🛏️ 2bed
📐 678 sq ft
Today
£193,266
streetscan.co.uk estimate
29 Nov 2013
£125,000
15 Jun 2007
£125,000
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19 Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

🏠 Flat
🛏️ 4bed
📐 646 sq ft
Today
£250,406
streetscan.co.uk estimate
14 Apr 2008
£167,500
More details

20 Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

🏠 Flat
🛏️ 3bed
📐 732 sq ft
Today
£231,066
streetscan.co.uk estimate
30 Oct 2017
£217,500
19 Nov 2014
£160,000
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21 Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

🏠 Flat
🛏️ 3bed
📐 635 sq ft
Today
£227,786
streetscan.co.uk estimate
1 Apr 2014
£155,000
2 Oct 2007
£150,000
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23 Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

🏠 Flat
🛏️ 3bed
📐 678 sq ft
Today
£226,802
streetscan.co.uk estimate
22 Sep 2006
£148,000
More details

24 Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

🏠 Flat
🛏️ 3bed
📐 689 sq ft
Today
£227,316
streetscan.co.uk estimate
12 Dec 2019
£205,000
8 Apr 2016
£197,000
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25 Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

Today
£194,301
streetscan.co.uk estimate
11 Sep 1998
£47,500
23 Aug 1996
£44,500

26 Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

Today
£235,974
streetscan.co.uk estimate
19 Jul 2007
£158,300
29 Oct 2002
£122,500
22 Oct 1999
£60,000

27 Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

🏠 Flat
🛏️ 3bed
📐 635 sq ft
Today
£258,960
streetscan.co.uk estimate
16 Nov 2000
£82,000
18 Sep 1998
£54,500
More details

28 Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

Today
£188,760
streetscan.co.uk estimate
17 Mar 2006
£115,000
30 May 2003
£100,000
29 Aug 1997
£45,000

3 Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

🏠 Flat
🛏️ 3bed
📐 829 sq ft
Today
£308,906
streetscan.co.uk estimate
17 Jun 2025
£287,500
5 Aug 2016
£212,000
More details

30 Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

🏠 Flat
🛏️ 3bed
📐 829 sq ft
Today
£281,657
streetscan.co.uk estimate
17 Mar 2022
£270,000
27 Mar 1998
£72,000
More details

4 Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

🏠 Flat
🛏️ 3bed
📐 721 sq ft
Today
£250,793
streetscan.co.uk estimate
14 Dec 2011
£154,000
12 Jul 1995
£60,000
More details

5 Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

🏠 Flat
🛏️ 3bed
📐 850 sq ft
Today
£250,775
streetscan.co.uk estimate
30 Sep 2021
£237,500
3 Jun 2009
£145,000
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6 Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

🏠 Flat
🛏️ 3bed
📐 850 sq ft
Today
£272,157
streetscan.co.uk estimate
12 Sep 2013
£170,000
More details

7 Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

🏠 Terraced
🛏️ 2bed
📐 560 sq ft
Today
£240,594
streetscan.co.uk estimate
30 Aug 2024
£225,000
14 Apr 2023
£200,000
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8 Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

🏠 Flat
🛏️ 2bed
📐 570 sq ft
Today
£196,624
streetscan.co.uk estimate
14 Feb 2022
£190,000
30 Nov 2000
£63,000
More details

9 Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

🏠 Flat
🛏️ 3bed
📐 818 sq ft
Today
£229,843
streetscan.co.uk estimate
12 Jul 2019
£207,500
More details

The Whitehouse Nursing Home Gillison Close, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 1QL

Today
£2,541,360
streetscan.co.uk estimate
22 Sep 2020
£2,308,993

Area Insights

Data Sources

Properties at SG6 1QL appear sixty-two times in the Land Registry records, with the latest transaction recorded on 17 Jun 2025. It also has twenty Energy Performance Certificates (EPC) entries, the earliest dating back to 14 Apr 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.