Over the past 30 years, there have been 45 property sales recorded in the SG6 3RR postcode area. The highest sale price reached £620,000, while the most recent sale was for a terraced flat sold in May 2025 for £270,000.

The estimated average property value in SG6 3RR currently stands at £441,430, 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 £4,997.

Property prices in SG6 3RR have risen by 4.9% over the past year , with a total increase of 15.6% over the past five years, and a long-term rise of 49.2% over the past decade.

The most common type of property sold in the area is detached, making up around 49% of transactions , followed by flat and semi-detached.

Housing in SG6 3RR is predominantly owner-occupied, with an estimated 70% of homes being lived in by the owners.

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Property Sales

100 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

🏠 Detached
🛏️ 8bed
📐 1588 sq ft
Today
£605,951
streetscan.co.uk estimate
2 Aug 2010
£322,000
31 Aug 2001
£185,000
More details

117 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

🏠 Flat
🛏️ 3bed
📐 657 sq ft
Today
£242,140
streetscan.co.uk estimate
12 Jan 2017
£220,000
30 Sep 2005
£120,000
More details

119 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

Today
£277,664
streetscan.co.uk estimate
21 Nov 2002
£124,000
16 Feb 2001
£72,000

121 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

🏠 Flat
🛏️ 3bed
📐 587 sq ft
Today
£240,577
streetscan.co.uk estimate
6 Jan 2022
£229,000
More details

123 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

🏠 Flat
🛏️ 3bed
📐 732 sq ft
Today
£225,202
streetscan.co.uk estimate
8 Feb 2023
£220,000
18 Sep 2002
£118,000
View +2 more
More details

125 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

🏠 Flat
🛏️ 3bed
📐 667 sq ft
Today
£249,507
streetscan.co.uk estimate
24 Jan 2022
£237,500
21 Dec 2000
£80,000
More details

127 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

🏠 Flat
🛏️ 3bed
📐 721 sq ft
Today
£281,092
streetscan.co.uk estimate
2 May 2025
£270,000
15 Aug 2022
£226,000
More details

129 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

🏠 Flat
🛏️ 3bed
📐 657 sq ft
Today
£244,907
streetscan.co.uk estimate
16 Dec 2021
£231,000
29 Aug 2001
£86,000
View +1 more
More details

131 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

Today
£239,956
streetscan.co.uk estimate
30 Aug 2013
£148,500

133 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

🏠 Flat
🛏️ 4bed
📐 667 sq ft
Today
£223,582
streetscan.co.uk estimate
14 May 1998
£51,000
22 Jul 1996
£43,500
More details

135 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

🏠 Flat
🛏️ 3bed
📐 667 sq ft
Today
£237,272
streetscan.co.uk estimate
16 Oct 2015
£190,000
28 Feb 2000
£59,995
More details

143 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

Today
£553,313
streetscan.co.uk estimate
12 Aug 2004
£249,950
12 Dec 1997
£105,000

145 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

🏠 Detached
🛏️ 6bed
📐 1238 sq ft
Today
£658,904
streetscan.co.uk estimate
29 Sep 2023
£620,000
14 Mar 1996
£105,000
More details

147 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

🏠 Detached
🛏️ 4bed
📐 570 sq ft
Today
£570,293
streetscan.co.uk estimate
24 May 2019
£465,000
5 Dec 2013
£325,000
More details

151 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

🏠 Detached
🛏️ 5bed
📐 1066 sq ft
Today
£560,906
streetscan.co.uk estimate
23 Aug 2013
£307,000
21 Mar 2005
£246,000
More details

157 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

Today
£512,160
streetscan.co.uk estimate
8 Nov 1996
£84,000

161 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

🏠 Detached
🛏️ 5bed
📐 1012 sq ft
Today
£594,580
streetscan.co.uk estimate
11 Feb 2022
£550,000
18 Jul 2003
£229,000
View +1 more
More details

163 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

🏠 Detached
🛏️ 6bed
📐 1259 sq ft
Today
£762,143
streetscan.co.uk estimate
23 Aug 1996
£125,000
More details

165 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

🏠 Detached
🛏️ 5bed
📐 1063 sq ft
Today
£463,913
streetscan.co.uk estimate
18 Feb 2011
£250,000
More details

88 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

🏠 Detached
🛏️ 6bed
📐 1238 sq ft
Today
£649,571
streetscan.co.uk estimate
24 Aug 2023
£610,000
More details

90 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

Today
£609,180
streetscan.co.uk estimate
12 Jun 2008
£326,000
4 Aug 1999
£156,000

92 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

🏠 Detached
🛏️ 6bed
📐 1030 sq ft
Today
£552,850
streetscan.co.uk estimate
1 Aug 2012
£300,000
8 Jul 2002
£193,500
More details

94 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

Today
£569,067
streetscan.co.uk estimate
16 Aug 2002
£208,000

98 High Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 3RR

Today
£629,679
streetscan.co.uk estimate
25 May 2001
£169,950
29 Oct 1999
£122,500

Area Insights

Data Sources

Properties at SG6 3RR appear fourty-five times in the Land Registry records, with the latest transaction recorded on 2 May 2025. It also has seventeen Energy Performance Certificates (EPC) entries, the earliest dating back to 10 Aug 2021. 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.