Over the past 30 years, there have been 228 property sales recorded in the SG6 4QF postcode area. The highest sale price reached £400,000, while the most recent sale was for a terraced flat sold in August 2025 for £180,000.

The estimated average property value in SG6 4QF currently stands at £218,515, which is approximately 52.2% 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 £4,478.

Property prices in SG6 4QF have risen by 4.3% over the past year , with a total increase of 9.8% over the past five years, and a long-term rise of 40.4% over the past decade.

The most common type of property sold in the area is flat, making up around 86% of transactions , followed by terraced and semi-detached.

Housing in SG6 4QF is mixed, with 49% of homes being owner-occupied, indicating a diverse residential makeup.

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Property Sales

100 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 1bed
📐 334 sq ft
Today
£134,353
streetscan.co.uk estimate
11 May 2001
£45,000
4 Dec 1998
£25,500
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101 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 2bed
📐 301 sq ft
Today
£160,856
streetscan.co.uk estimate
31 Mar 2006
£98,000
21 Oct 1996
£26,995
More details

102 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 2bed
📐 409 sq ft
Today
£183,533
streetscan.co.uk estimate
6 Aug 2025
£180,000
22 Nov 2002
£91,000
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103 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 2bed
📐 484 sq ft
Today
£170,683
streetscan.co.uk estimate
27 Feb 2015
£126,000
22 Nov 2006
£122,000
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104 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 3bed
📐 484 sq ft
Today
£212,755
streetscan.co.uk estimate
23 Jun 1999
£53,240
15 Nov 1996
£41,495
More details

105 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 2bed
📐 409 sq ft
Today
£183,467
streetscan.co.uk estimate
28 Nov 2003
£95,000
31 Oct 1996
£33,495
More details

106 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 3bed
📐 581 sq ft
Today
£218,164
streetscan.co.uk estimate
6 Dec 1996
£41,995
More details

107 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

Today
£176,604
streetscan.co.uk estimate
8 Nov 1996
£33,995

108 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 3bed
📐 527 sq ft
Today
£196,612
streetscan.co.uk estimate
9 Sep 2016
£177,500
21 Feb 2014
£135,000
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109 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

Today
£191,989
streetscan.co.uk estimate
31 Mar 2017
£170,000
13 Nov 2014
£115,000
4 Feb 2000
£41,000
13 Dec 1996
£33,495

110 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 2bed
📐 420 sq ft
Today
£189,283
streetscan.co.uk estimate
6 Jul 2023
£184,000
8 May 2014
£117,000
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111 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 2bed
📐 420 sq ft
Today
£176,604
streetscan.co.uk estimate
2 Dec 1996
£33,995
More details

112 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 2bed
📐 366 sq ft
Today
£184,998
streetscan.co.uk estimate
17 May 2021
£172,000
5 Jan 2018
£165,000
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114 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 2bed
📐 398 sq ft
Today
£178,786
streetscan.co.uk estimate
31 Mar 2023
£175,000
8 Aug 2007
£128,750
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115 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 2bed
📐 420 sq ft
Today
£160,264
streetscan.co.uk estimate
27 Mar 2015
£118,000
24 Aug 2003
£92,500
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116 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 2bed
📐 409 sq ft
Today
£172,269
streetscan.co.uk estimate
5 Feb 2021
£160,000
20 Mar 2008
£125,000
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117 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 2bed
📐 420 sq ft
Today
£155,949
streetscan.co.uk estimate
27 Mar 2025
£157,000
26 Aug 2011
£111,000
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118 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

Today
£477,931
streetscan.co.uk estimate
19 May 2000
£115,500
29 Mar 1996
£64,995

119 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Terraced
🛏️ 4bed
📐 797 sq ft
Today
£403,866
streetscan.co.uk estimate
7 Dec 2021
£356,000
28 Aug 1996
£63,995
More details

120 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Terraced
🛏️ 4bed
📐 1012 sq ft
Today
£454,091
streetscan.co.uk estimate
23 Jun 2000
£111,000
22 Jan 1996
£63,995
More details

121 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Terraced
🛏️ 5bed
📐 915 sq ft
Today
£390,037
streetscan.co.uk estimate
12 Feb 2016
£290,000
30 Oct 2012
£220,000
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122 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

Today
£390,000
streetscan.co.uk estimate
31 Mar 2005
£175,500
26 Jul 2001
£122,500
3 Aug 1999
£83,000
28 Jun 1996
£64,595

123 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Terraced
🛏️ 4bed
📐 786 sq ft
Today
£387,692
streetscan.co.uk estimate
12 Aug 2020
£322,000
24 Apr 2015
£242,500
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124 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Terraced
🛏️ 5bed
📐 1152 sq ft
Today
£436,364
streetscan.co.uk estimate
4 Jun 2024
£400,000
15 Aug 2019
£350,000
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125 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Detached
🛏️ 5bed
📐 775 sq ft
Today
£484,372
streetscan.co.uk estimate
18 Mar 1996
£73,995
More details

126 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Semi-detached
🛏️ 4bed
📐 689 sq ft
Today
£437,200
streetscan.co.uk estimate
30 Jan 2023
£400,000
15 Dec 2006
£215,000
View +3 more
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127 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

Today
£434,533
streetscan.co.uk estimate
9 Aug 1996
£65,995

128 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Detached
🛏️ 4bed
📐 700 sq ft
Today
£436,726
streetscan.co.uk estimate
25 Feb 1998
£88,000
15 Dec 1995
£73,995
More details

64 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 1bed
📐 226 sq ft
Today
£159,717
streetscan.co.uk estimate
4 Sep 2009
£95,000
25 Nov 2005
£103,500
View +3 more
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65 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 1bed
📐 323 sq ft
Today
£101,855
streetscan.co.uk estimate
11 Sep 1998
£24,900
21 Jun 1996
£19,995
More details

66 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 3bed
📐 549 sq ft
Today
£202,930
streetscan.co.uk estimate
10 May 2023
£200,000
28 Sep 2000
£69,950
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67 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 2bed
📐 431 sq ft
Today
£176,102
streetscan.co.uk estimate
29 Sep 2020
£160,000
25 May 2016
£145,000
View +4 more
More details

68 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 1bed
📐 301 sq ft
Today
£152,462
streetscan.co.uk estimate
31 Mar 2017
£135,000
22 Jun 2005
£95,000
View +2 more
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69 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 1bed
📐 344 sq ft
Today
£135,690
streetscan.co.uk estimate
23 Sep 2016
£122,500
3 Oct 2005
£87,000
View +2 more
More details

70 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 3bed
📐 517 sq ft
Today
£200,232
streetscan.co.uk estimate
16 Jun 2010
£127,000
19 Jan 2001
£72,000
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71 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 3bed
📐 420 sq ft
Today
£169,003
streetscan.co.uk estimate
11 Apr 2014
£115,000
28 Jun 2011
£98,500
View +4 more
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72 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 3bed
📐 581 sq ft
Today
£220,829
streetscan.co.uk estimate
24 Oct 2016
£200,000
12 Dec 2013
£123,000
View +2 more
More details

73 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 2bed
📐 415 sq ft
Today
£173,910
streetscan.co.uk estimate
30 Oct 2019
£156,000
30 Jan 2007
£120,000
View +3 more
More details

74 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 3bed
📐 527 sq ft
Today
£231,008
streetscan.co.uk estimate
12 Jun 2025
£215,000
25 Mar 2019
£190,000
View +2 more
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75 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 3bed
📐 592 sq ft
Today
£217,263
streetscan.co.uk estimate
13 Nov 2003
£112,500
10 Sep 1999
£53,250
View +1 more
More details

76 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 2bed
📐 474 sq ft
Today
£169,402
streetscan.co.uk estimate
13 Dec 2012
£105,000
5 Aug 2011
£97,500
View +2 more
More details

77 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 3bed
📐 581 sq ft
Today
£196,116
streetscan.co.uk estimate
7 Apr 2022
£188,000
13 May 2016
£165,000
View +5 more
More details

78 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 2bed
📐 463 sq ft
Today
£194,550
streetscan.co.uk estimate
30 Aug 2023
£185,000
8 Jan 2003
£100,000
View +1 more
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79 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

Today
£213,166
streetscan.co.uk estimate
21 Sep 2007
£143,000
21 Sep 2001
£79,950
28 Jan 1999
£49,950
27 Jun 1996
£39,995

80 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 2bed
📐 474 sq ft
Today
£182,923
streetscan.co.uk estimate
27 May 2022
£175,000
20 Dec 2017
£170,000
View +4 more
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81 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 2bed
📐 463 sq ft
Today
£203,017
streetscan.co.uk estimate
20 Sep 2019
£182,500
27 Nov 2015
£138,000
View +3 more
More details

82 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 3bed
📐 840 sq ft
Today
£239,170
streetscan.co.uk estimate
25 Sep 2019
£215,000
8 Sep 2017
£219,995
View +2 more
More details

83 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 2bed
📐 444 sq ft
Today
£179,213
streetscan.co.uk estimate
18 Jan 2008
£123,500
27 Aug 2002
£85,000
View +2 more
More details

84 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 3bed
📐 495 sq ft
Today
£210,062
streetscan.co.uk estimate
6 Aug 2013
£130,000
16 Mar 2001
£71,000
View +2 more
More details

85 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 2bed
📐 484 sq ft
Today
£166,934
streetscan.co.uk estimate
2 Apr 2015
£125,000
10 Mar 2006
£107,000
View +1 more
More details

86 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 3bed
📐 538 sq ft
Today
£238,040
streetscan.co.uk estimate
28 Feb 2025
£233,000
2 Dec 2022
£209,000
View +3 more
More details

87 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 3bed
📐 527 sq ft
Today
£200,241
streetscan.co.uk estimate
12 Mar 2013
£124,500
25 May 2001
£75,000
View +1 more
More details

88 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 2bed
📐 409 sq ft
Today
£177,642
streetscan.co.uk estimate
3 Oct 2023
£172,000
14 Jul 2011
£101,000
View +2 more
More details

89 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 3bed
📐 527 sq ft
Today
£209,826
streetscan.co.uk estimate
12 Aug 2014
£145,000
29 Jul 2011
£127,500
View +2 more
More details

90 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 2bed
📐 474 sq ft
Today
£178,981
streetscan.co.uk estimate
10 Jan 2014
£118,000
4 Jan 2008
£129,000
View +3 more
More details

91 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 3bed
📐 538 sq ft
Today
£206,513
streetscan.co.uk estimate
27 Feb 2015
£152,450
19 Dec 1996
£41,495
More details

92 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 1bed
📐 334 sq ft
Today
£136,711
streetscan.co.uk estimate
11 Feb 2020
£125,000
27 May 2005
£87,500
View +2 more
More details

93 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 2bed
📐 301 sq ft
Today
£159,135
streetscan.co.uk estimate
25 Nov 2022
£155,000
10 Oct 2005
£102,500
View +3 more
More details

94 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

Today
£182,923
streetscan.co.uk estimate
28 Jun 2002
£75,000
18 Oct 1996
£32,995

95 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 3bed
📐 517 sq ft
Today
£207,186
streetscan.co.uk estimate
30 Oct 2006
£135,000
20 Dec 2000
£69,000
View +2 more
More details

96 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 1bed
📐 334 sq ft
Today
£122,821
streetscan.co.uk estimate
22 Feb 2019
£111,000
28 Mar 2002
£49,995
View +1 more
More details

97 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 1bed
📐 301 sq ft
Today
£138,851
streetscan.co.uk estimate
17 Oct 1996
£26,995
More details

98 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 2bed
📐 409 sq ft
Today
£172,284
streetscan.co.uk estimate
4 Oct 1996
£33,495
More details

99 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QF

🏠 Flat
🛏️ 3bed
📐 549 sq ft
Today
£231,023
streetscan.co.uk estimate
19 Dec 2002
£104,950
4 Nov 1999
£57,500
View +1 more
More details

Area Insights

Data Sources

Properties at SG6 4QF appear two hundred and twenty-eight times in the Land Registry records, with the latest transaction recorded on 6 Aug 2025. It also has fifty-seven Energy Performance Certificates (EPC) entries, the earliest dating back to 3 Nov 2010. 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.