Over the past 30 years, there have been 212 property sales recorded in the SG6 4QE postcode area. The highest sale price reached £241,000, while the most recent sale was for a terraced flat sold in July 2025 for £125,000.

The estimated average property value in SG6 4QE currently stands at £172,431, which is approximately 62.3% 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 £4,347.

Property prices in SG6 4QE have risen by 3.3% over the past year , with a total increase of 7% over the past five years, and a long-term rise of 33.7% over the past decade.

100% of recorded transactions in the area were for flat properties.

Housing in SG6 4QE is mixed, with 40% of homes being owner-occupied, indicating a diverse residential makeup.

Click on the map to change the analyzed area

Property Sales

1 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 420 sq ft
Today
£186,588
streetscan.co.uk estimate
27 Jun 2003
£95,000
7 Jun 2002
£77,500
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10 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 1bed
📐 323 sq ft
Today
£129,341
streetscan.co.uk estimate
20 Nov 2020
£121,000
20 Mar 2008
£96,500
View +2 more
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11 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 1bed
📐 291 sq ft
Today
£128,927
streetscan.co.uk estimate
20 Dec 2013
£85,000
21 Jun 2004
£92,500
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12 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 409 sq ft
Today
£173,353
streetscan.co.uk estimate
26 Apr 2019
£155,000
13 Nov 2003
£92,000
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14 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 474 sq ft
Today
£164,642
streetscan.co.uk estimate
28 Jan 2011
£103,000
18 Oct 2002
£89,250
View +1 more
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15 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 409 sq ft
Today
£188,490
streetscan.co.uk estimate
5 Feb 2007
£124,995
20 Dec 2001
£66,500
View +1 more
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16 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 484 sq ft
Today
£175,915
streetscan.co.uk estimate
5 Oct 2001
£64,000
16 Oct 1998
£36,500
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17 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 409 sq ft
Today
£182,637
streetscan.co.uk estimate
24 Jan 2025
£180,000
17 Mar 2015
£130,000
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18 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 366 sq ft
Today
£185,781
streetscan.co.uk estimate
14 Apr 2000
£54,000
20 Nov 1995
£34,995
More details

19 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 420 sq ft
Today
£176,737
streetscan.co.uk estimate
18 Dec 2020
£165,000
17 Nov 2017
£176,000
View +5 more
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2 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 1bed
📐 323 sq ft
Today
£130,791
streetscan.co.uk estimate
25 Jul 2025
£125,000
28 Jun 2013
£80,000
View +2 more
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20 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 3bed
📐 646 sq ft
Today
£251,405
streetscan.co.uk estimate
29 Apr 2022
£241,000
11 Dec 2017
£218,000
View +3 more
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21 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 3bed
📐 527 sq ft
Today
£195,012
streetscan.co.uk estimate
26 Jul 2010
£122,000
27 May 1999
£50,000
View +1 more
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22 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 409 sq ft
Today
£176,102
streetscan.co.uk estimate
11 Sep 2013
£110,000
21 Dec 2007
£127,500
View +3 more
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23 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 3bed
📐 646 sq ft
Today
£234,435
streetscan.co.uk estimate
30 Sep 2020
£213,000
29 Jul 2004
£137,000
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24 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

Today
£225,957
streetscan.co.uk estimate
9 Oct 1995
£43,495

25 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 463 sq ft
Today
£179,999
streetscan.co.uk estimate
17 Nov 1995
£34,995
More details

26 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 3bed
📐 829 sq ft
Today
£211,708
streetscan.co.uk estimate
29 Jun 2012
£130,000
20 Dec 1995
£45,495
More details

27 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

Today
£226,806
streetscan.co.uk estimate
31 May 2002
£89,500
9 Oct 1995
£43,995

28 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 3bed
📐 531 sq ft
Today
£201,422
streetscan.co.uk estimate
26 May 2005
£120,000
4 Nov 2002
£102,500
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29 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

Today
£151,494
streetscan.co.uk estimate
26 Feb 1996
£27,995

3 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 334 sq ft
Today
£143,310
streetscan.co.uk estimate
11 Jul 2022
£140,000
25 Oct 2017
£128,000
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30 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

Today
£136,466
streetscan.co.uk estimate
31 Aug 2006
£88,000
27 Aug 1999
£30,000
30 Nov 1995
£26,995

31 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 474 sq ft
Today
£174,693
streetscan.co.uk estimate
24 Jun 2015
£133,500
7 May 1999
£39,000
View +1 more
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32 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 3bed
📐 521 sq ft
Today
£201,669
streetscan.co.uk estimate
7 Dec 2012
£125,000
29 Jan 2001
£69,000
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33 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

Today
£156,905
streetscan.co.uk estimate
2 Feb 1996
£28,995

34 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 1bed
📐 323 sq ft
Today
£129,848
streetscan.co.uk estimate
27 Mar 1996
£23,995
More details

35 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 466 sq ft
Today
£179,947
streetscan.co.uk estimate
12 Jul 2006
£115,000
9 Jun 1998
£39,500
View +1 more
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36 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 3bed
📐 517 sq ft
Today
£232,666
streetscan.co.uk estimate
8 Mar 1996
£42,995
More details

37 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 1bed
📐 312 sq ft
Today
£129,353
streetscan.co.uk estimate
1 Apr 1999
£31,000
26 Feb 1996
£28,995
More details

38 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 1bed
📐 312 sq ft
Today
£127,273
streetscan.co.uk estimate
1 Apr 2010
£79,500
14 Dec 2001
£49,000
View +1 more
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39 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 420 sq ft
Today
£168,735
streetscan.co.uk estimate
1 Jun 2022
£165,000
15 Mar 2002
£68,500
View +2 more
More details

4 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

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

40 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 407 sq ft
Today
£161,224
streetscan.co.uk estimate
8 Nov 2002
£72,000
20 Oct 2000
£59,995
View +2 more
More details

41 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 3bed
📐 527 sq ft
Today
£232,917
streetscan.co.uk estimate
16 Mar 2001
£75,995
31 Mar 2000
£70,000
View +1 more
More details

42 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 3bed
📐 463 sq ft
Today
£168,058
streetscan.co.uk estimate
23 Apr 2021
£159,000
23 Apr 2010
£99,995
View +4 more
More details

43 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 3bed
📐 527 sq ft
Today
£199,966
streetscan.co.uk estimate
28 Aug 1998
£48,500
2 Nov 1995
£43,495
More details

44 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 3bed
📐 527 sq ft
Today
£209,537
streetscan.co.uk estimate
15 Oct 2020
£193,000
18 Jun 2010
£120,200
View +3 more
More details

45 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

Today
£117,597
streetscan.co.uk estimate
24 Oct 2014
£85,000
21 Dec 1995
£31,495

46 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 323 sq ft
Today
£150,988
streetscan.co.uk estimate
10 Feb 2023
£147,500
15 Aug 2014
£95,000
View +2 more
More details

47 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 3bed
📐 517 sq ft
Today
£190,401
streetscan.co.uk estimate
30 Nov 2011
£116,000
18 Dec 2002
£110,000
View +2 more
More details

48 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 323 sq ft
Today
£183,512
streetscan.co.uk estimate
28 Mar 2002
£68,000
29 Feb 1996
£31,995
More details

49 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 312 sq ft
Today
£156,138
streetscan.co.uk estimate
23 Jun 2014
£108,500
26 Jan 2007
£105,000
View +2 more
More details

5 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 420 sq ft
Today
£167,537
streetscan.co.uk estimate
12 Dec 2014
£124,000
28 Sep 2007
£122,500
View +5 more
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50 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

Today
£217,710
streetscan.co.uk estimate
20 May 2008
£145,000
24 Mar 1999
£47,200
23 Feb 1996
£42,495

51 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 366 sq ft
Today
£162,344
streetscan.co.uk estimate
14 Sep 2010
£100,000
12 Jan 2007
£110,000
View +1 more
More details

52 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 312 sq ft
Today
£155,932
streetscan.co.uk estimate
4 Nov 2011
£95,000
25 Feb 2000
£39,100
View +1 more
More details

53 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 3bed
📐 530 sq ft
Today
£183,794
streetscan.co.uk estimate
24 Sep 1999
£49,000
1 May 1996
£39,495
More details

54 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

Today
£170,067
streetscan.co.uk estimate
19 Nov 1999
£45,995
15 Mar 1996
£32,995

55 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 3bed
📐 527 sq ft
Today
£208,013
streetscan.co.uk estimate
22 Mar 2021
£195,000
5 Aug 2016
£190,000
View +3 more
More details

56 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 409 sq ft
Today
£150,857
streetscan.co.uk estimate
19 Oct 2017
£142,000
24 Aug 2011
£107,000
View +1 more
More details

57 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 3bed
📐 474 sq ft
Today
£202,549
streetscan.co.uk estimate
30 Sep 1999
£54,000
30 May 1996
£40,495
More details

58 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 420 sq ft
Today
£180,883
streetscan.co.uk estimate
12 Feb 2021
£168,000
29 Mar 2018
£172,000
View +5 more
More details

59 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 409 sq ft
Today
£180,072
streetscan.co.uk estimate
24 Oct 2012
£113,000
10 Aug 2007
£135,000
View +4 more
More details

6 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 1bed
📐 334 sq ft
Today
£149,294
streetscan.co.uk estimate
14 Jul 2005
£89,950
25 Sep 2002
£59,000
View +1 more
More details

60 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 1bed
📐 301 sq ft
Today
£128,470
streetscan.co.uk estimate
29 Nov 2012
£80,000
27 Nov 2003
£81,995
View +3 more
More details

61 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 1bed
📐 323 sq ft
Today
£137,162
streetscan.co.uk estimate
18 Feb 2005
£80,000
23 Dec 2004
£83,500
View +1 more
More details

62 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 3bed
📐 527 sq ft
Today
£213,347
streetscan.co.uk estimate
19 Mar 2021
£200,000
3 Oct 2016
£192,000
View +4 more
More details

63 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 409 sq ft
Today
£192,480
streetscan.co.uk estimate
30 Jun 2003
£98,000
23 Feb 2000
£45,995
View +2 more
More details

7 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 1bed
📐 301 sq ft
Today
£162,853
streetscan.co.uk estimate
30 Oct 2020
£150,000
31 May 2019
£128,000
View +3 more
More details

8 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 3bed
📐 581 sq ft
Today
£223,352
streetscan.co.uk estimate
19 May 2000
£67,500
27 Oct 1995
£45,495
More details

9 Marmet Avenue, Letchworth Garden City, North Hertfordshire, Hertfordshire, SG6 4QE

🏠 Flat
🛏️ 2bed
📐 420 sq ft
Today
£173,693
streetscan.co.uk estimate
30 Nov 2000
£55,000
24 Aug 1995
£36,995
More details

Area Insights

Data Sources

Properties at SG6 4QE appear two hundred and twelve times in the Land Registry records, with the latest transaction recorded on 25 Jul 2025. It also has fifty-four Energy Performance Certificates (EPC) entries, the earliest dating back to 17 May 2016. 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.