SG6 4QF Postcode Location Details & Properties
This article lists all information about SG6 4QF postcode, such as Residential Properties, Schools, and nearby places. Other information listed are property sales data, trends, estimated property prices, etc.
It also covers Mailing address Info, Location Information, Map and directions, and Administrative details. You also get various information from the census like population, poverty, health index, etc.
Summary
SG6 4QF is a residential postcode in Letchworth Garden City, Letchworth Garden City. SG6 4QF postcode is currently an active postcode. You can use the postcode to send mail within the building of the matched address closest to the postcode mean. According to the 2011 census, SG6 4QF has 64 properties within its service area. SG6 4QF is located in Letchworth South West, North Hertfordshire region with center coordinates 51.97906000, -0.23505400.
The population of SG6 4QF postcode is 95, and all individuals are eligible to receive mail through Royal Mail Service.
Postcode belongs to SG postcode Area, SG6 District, and SG6 4 postcode Sector.
Properties in SG6 4QF area have been sold 220 times from 1995 to 2023. To get detailed information on sales, View the sales table below.
Browse Information
Geographic Details
Map and directions
Postcode History
Administrative Area Info
Census Information
Amenities
Properties in SG6 4QF
Property Sales
Public Transports
Schools
Companies
People staying near SG6 4QF
FAQs about SG6 4QF
Get Directions To Visit SG6 4QF
Geography And Location Details
Latitude | 51.97906 |
Longitude | -0.23505 |
Northing | 232648 |
Easting | 521317 |
Altitude | 80 Meters |
Grid Reference Code | TL213326 |
Plus Code | 9C3XXQH7+JX |
Distance To Sea | 43.09 mi |
SG6 4QF postcode has center coordinates [51.97906,-0.23505]. Altitude reading for the postcode is 80 Meters above sea level. The postcode location can also be represented using #TL213326 National grid reference number.
History And Statistics
Introduced | 1995-07-01 |
Last Updated | December 2023 |
Mail Frequency | Low (Postcode Recieves < 25 Mail per day) |
Postcode Range | Within the building of the matched address closest to the postcode mean |
This Royal mail postcode was first introduced and became servicable in 1995-07-01. Total number of mails recieved in SG6 4QF is less than 25 mails per day. Mails getting delivered may take longer than normal as per Royal Mail records. Postcode range is limited to one specified apartment or building exactly at specified lat,long.
Census Statistics
Households | 60 |
Population | 95 |
Rural / Urban | Urban city and town |
Poverty Ratio (IOMD) |
|
Census Output Area | E00120105 |
Built Up Area | Letchworth Garden City |
Built Up SubDivision | Letchworth Garden City |
Lower Layer Output Super Area | North Hertfordshire 007A |
Middle Layer Output Super Area | Letchworth Wilbury |
This location is an urban city and town. According to 2011 census, 79.22% of the people in SG6 4QF is below poverty.
Adminstration And Postcode Areas
Country | England |
County | Hertfordshire |
District | North Hertfordshire |
Ward | Letchworth South West |
Parish | North Hertfordshire, unparished area |
Local Authority | Hertfordshire |
Constituency | North East Hertfordshire |
Region | East of England |
ITL Level 2 | Bedfordshire and Hertfordshire |
ITL Level 3 | Hertfordshire CC |
Amenities Available In SG6 4QF
Work Place
Nearby Work Area | Stevenage and Welwyn Garden City |
Average Income | £42400 |
Railway Station
Station | Letchworth Garden City |
Distance To Station | 0.25 mi |
Police Stations
Police Station | Distance |
---|---|
Letchworth Police Station, Nevells Rd, Letchworth Garden City SG6 4TS, UK | 436.88 metres |
Safety & Water Facilities
Police Force | Hertfordshire |
Water Company | Affinity Water |
Sewage Company | Anglian Water |
Schools Nearby
School Name | Postcode |
---|---|
The Da Vinci Studio School of Creative Enterprise | SG6 3PA |
St Francis College | SG6 3PJ |
Wilbury Junior School | SG6 4DU |
Garden City Montessori School | SG6 4UE |
Icknield Infant and Nursery School | SG6 4UN |
Properties in SG6 4QF
64 Marmet Avenue, LETCHWORTH GARDEN CITY, Hertfordshire, SG6 4QF
Last Sold At: £95,000
65 Marmet Avenue, LETCHWORTH GARDEN CITY, Hertfordshire, SG6 4QF
Last Sold At: £24,900
66 Marmet Avenue, LETCHWORTH GARDEN CITY, Hertfordshire, SG6 4QF
Last Sold At: £200,000
67 Marmet Avenue, LETCHWORTH GARDEN CITY, Hertfordshire, SG6 4QF
Last Sold At: £160,000
68 Marmet Avenue, LETCHWORTH GARDEN CITY, Hertfordshire, SG6 4QF
Last Sold At: £135,000
Property Sales In SG6 4QF
Address | Property Type | Price | Date |
---|---|---|---|
124 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Terraced (Leasehold) | £64,995 £179,000 £350,000 |
1995-12-01 2003-06-02 2019-08-15 |
128 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Detached (Leasehold) | £73,995 £88,000 |
1995-12-15 1998-02-25 |
121 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £64,245 £118,000 £220,000 £290,000 |
1995-11-30 2000-05-05 2012-10-30 2016-02-12 |
107 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £33,995 |
1996-11-08 |
79 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £39,995 £49,950 £79,950 £143,000 |
1996-06-27 1999-01-28 2001-09-21 2007-09-21 |
73 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £33,495 £41,995 £108,000 £120,000 £156,000 |
1996-06-11 1999-07-19 2004-03-11 2007-01-30 2019-10-30 |
105 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £33,495 £95,000 |
1996-10-31 2003-11-28 |
95 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £41,995 £48,500 £69,000 £135,000 |
1996-11-08 1999-04-01 2000-12-20 2006-10-30 |
82 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £41,995 £142,000 £219,995 £215,000 |
1996-09-20 2015-05-29 2017-09-08 2019-09-25 |
116 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £33,995 £55,000 £125,000 £160,000 |
1996-12-16 2001-05-31 2008-03-20 2021-02-05 |
89 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £42,495 £84,000 £127,500 £145,000 |
1996-09-06 2002-04-19 2011-07-29 2014-08-12 |
117 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £34,995 £39,500 £104,000 £99,000 £111,000 |
1996-11-29 1997-09-05 2006-02-17 2009-02-20 2011-08-26 |
90 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £33,495 £66,995 £104,500 £129,000 £118,000 |
1996-08-27 2001-10-26 2006-03-01 2008-01-04 2014-01-10 |
68 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £28,995 £78,000 £95,000 £135,000 |
1996-06-20 2003-08-22 2005-06-22 2017-03-31 |
78 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £34,495 £100,000 |
1996-06-27 2003-01-08 |
83 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £34,495 £58,000 £85,000 £123,500 |
1996-09-12 2001-04-30 2002-08-27 2008-01-18 |
92 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £19,745 £33,500 £87,500 £125,000 |
1996-10-18 1999-11-19 2005-05-27 2020-02-11 |
70 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £37,495 £45,500 £72,000 £127,000 |
1996-07-31 1998-06-19 2001-01-19 2010-06-16 |
120 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Terraced (Leasehold) | £63,995 £111,000 |
1996-01-22 2000-06-23 |
88 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £32,995 £58,000 £101,000 |
1996-10-11 2000-11-07 2011-07-14 |
109 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £33,495 £41,000 £115,000 £170,000 |
1996-12-13 2000-02-04 2014-11-13 2017-03-31 |
104 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £41,495 £53,240 |
1996-11-15 1999-06-23 |
75 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £41,995 £53,250 £112,500 |
1996-09-23 1999-09-10 2003-11-13 |
84 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £42,495 £49,500 £71,000 £130,000 |
1996-10-18 1999-05-28 2001-03-16 2013-08-06 |
77 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £42,995 £43,500 £49,000 £127,500 £130,000 £165,000 £188,000 |
1996-06-27 1998-04-24 1999-06-18 2004-04-30 2010-07-22 2016-05-13 2022-04-07 |
76 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £33,995 £109,000 £97,500 £105,000 |
1996-07-12 2005-11-30 2011-08-05 2012-12-13 |
114 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £34,495 £64,000 £92,500 £128,750 |
1996-11-28 2001-08-15 2003-12-17 2007-08-08 |
86 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £42,995 £108,250 £124,500 £209,000 |
1996-11-11 2003-04-23 2013-12-06 2022-12-02 |
93 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £25,495 £65,000 £87,500 £102,500 £155,000 |
1996-10-25 2002-06-28 2003-10-06 2005-10-10 2022-11-25 |
103 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £32,995 £89,500 £122,000 £126,000 |
1996-11-19 2003-08-29 2006-11-22 2015-02-27 |
81 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £33,995 £37,500 £49,950 £138,000 £182,500 |
1996-08-29 1998-11-20 2000-04-20 2015-11-27 2019-09-20 |
108 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £42,495 £75,000 £145,000 £135,000 £177,500 |
1996-11-19 2001-04-25 2007-12-03 2014-02-21 2016-09-09 |
96 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £22,995 £49,995 £111,000 |
1996-10-28 2002-03-28 2019-02-22 |
126 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Semi Detached (Leasehold) | £65,995 £78,000 £129,000 £215,000 £400,000 |
1996-04-29 1997-09-30 2001-10-26 2006-12-15 2023-01-30 |
91 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £41,495 £152,450 |
1996-12-19 2015-02-27 |
102 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £33,995 £91,000 |
1996-09-27 2002-11-22 |
94 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £32,995 £75,000 |
1996-10-18 2002-06-28 |
123 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Terraced (Leasehold) | £63,995 £205,000 £197,000 £203,000 £242,500 £322,000 |
1996-03-22 2007-09-21 2011-07-22 2012-02-27 2015-04-24 2020-08-12 |
106 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £41,995 |
1996-12-06 |
100 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £23,995 £25,500 £45,000 |
1996-10-11 1998-12-04 2001-05-11 |
66 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £40,995 £69,950 £200,000 |
1996-04-29 2000-09-28 2023-05-10 |
97 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £26,995 |
1996-10-17 |
65 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £19,995 £24,900 |
1996-06-21 1998-09-11 |
125 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Detached (Leasehold) | £73,995 |
1996-03-18 |
74 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £42,495 £130,000 £190,000 |
1996-06-03 2004-12-23 2019-03-25 |
110 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £32,995 £92,000 £110,000 £117,000 £184,000 |
1996-12-06 2003-11-07 2006-05-04 2014-05-08 2023-07-06 |
119 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Terraced (Leasehold) | £63,995 £356,000 |
1996-08-28 2021-12-07 |
71 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £32,995 £54,000 £116,000 £128,500 £98,500 £115,000 |
1996-06-28 2000-07-26 2007-01-05 2007-07-13 2011-06-28 2014-04-11 |
80 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £34,995 £89,000 £115,000 £123,750 £170,000 £175,000 |
1996-06-27 2002-12-20 2005-08-26 2007-04-23 2017-12-20 2022-05-27 |
122 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Terraced (Leasehold) | £64,595 £83,000 £122,500 £175,500 |
1996-06-28 1999-08-03 2001-07-26 2005-03-31 |
64 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £28,995 £41,000 £79,000 £103,500 £95,000 |
1996-05-24 2000-06-23 2002-12-19 2005-11-25 2009-09-04 |
101 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £26,995 £98,000 |
1996-10-21 2006-03-31 |
111 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £33,995 |
1996-12-02 |
99 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £42,495 £57,500 £104,950 |
1996-09-27 1999-11-04 2002-12-19 |
85 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £34,995 £107,000 £125,000 |
1996-07-25 2006-03-10 2015-04-02 |
118 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Terraced (Leasehold) | £64,995 £115,500 |
1996-03-29 2000-05-19 |
67 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £33,995 £82,000 £110,000 £128,000 £145,000 £160,000 |
1996-04-15 2002-08-30 2006-02-08 2008-07-11 2016-05-25 2020-09-29 |
72 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £41,995 £73,000 £123,000 £200,000 |
1996-06-17 2001-10-19 2013-12-12 2016-10-24 |
87 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £41,995 £75,000 £124,500 |
1996-08-30 2001-05-25 2013-03-12 |
69 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £23,995 £74,995 £87,000 £122,500 |
1996-06-27 2003-05-23 2005-10-03 2016-09-23 |
115 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £32,995 £92,500 £118,000 |
1996-11-22 2003-08-24 2015-03-27 |
98 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £33,495 |
1996-10-04 |
127 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Semi Detached (Leasehold) | £65,995 |
1996-08-09 |
112 MARMET AVENUE, LETCHWORTH GARDEN CITY, SG6 4QF | Flat / Maisonette (Leasehold) | £32,995 £65,000 £165,000 £172,000 |
1997-01-17 2001-09-21 2018-01-05 2021-05-17 |
Demographic of property sales [1995-2023]
Latest Property Sales Value
Average Property Price in 2023 | 376594 GBP |
Average Price of Flats in 2023 | 208936 GBP |
Average Price of Terraced property in 2023 | 360708 GBP |
Average Price of Semi-Detached property in 2023 | 451535 GBP |
Average Price of Detached Property in 2023 | 656250 GBP |
Public Transport Near SG6 4QF
Bus Stops
Stop | Location | Distance |
---|---|---|
Station Way | Unknown (NE-bound), Station Way, Letchworth | 213.93 metres |
Morrisons | Unknown (o/s), Station Way, Letchworth | 228.56 metres |
Station Way | Unknown (SE-bound), Spring Road, Letchworth | 255.78 metres |
Rowan Crescent | Unknown (opp), Bedford Road, Letchworth | 266.48 metres |
Station Way | Unknown (SW-bound), Burnell Rise, Letchworth | 275.14 metres |
Railway Stations
Station | Location | Distance |
---|---|---|
Letchworth Rail Station | Letchworth | 410.03 metres |
Hitchin Rail Station | Hitchin | 3.47 km |
Baldock Rail Station | Baldock | 3.61 km |
Arlesey Rail Station | Arlesey | 5.65 km |
Stevenage Rail Station | Stevenage | 8.82 km |
Airports
Airport | Location | Distance |
---|---|---|
London Luton Airport | Luton Airport | 14.76 km |
London Stansted Airport | Stansted Airport | 35.47 km |
Cambridge Airport | Cambridge | 37.97 km |
Companies Located Near SG6 4QF
BYSSHE LTD
11115141
25 Sollershott East, Letchworth Garden City, England SG6 3JN
DAVID PITTARD MOTORSPORT LIMITED
08784140
35 Sollershott East, Letchworth Garden City, Hertfordshire, SG6 3JN
H NIXON CONSULTING LTD
12382471
27 Sollershott East, Letchworth Garden City, England SG6 3JN
JARVIS PROPERTY LTD
11945859
25 Sollershott East, Letchworth Garden City, Hertfordshire, United Kingdom SG6 3JN
LINTERIORS LIMITED
05847529
29 Sollershott East, Letchworth Garden City, Hertfordshire, SG6 3JN
PARKMAIN PROPERTIES LIMITED
03308037
33 Sollershott East, Letchworth Garden City, Hertfordshire, SG6 3JN
SOLLERSHOTT LIMITED
09594691
30 Sollershott East, Letchworth Garden City, England SG6 3JN
ABBEY TRUST COMPANY LIMITED
02517209
11 Field Lane, Letchworth Garden City, Herts, SG6 3LF
APPLIED PIPELINE TECHNOLOGIES LIMITED
13759212
17 Field Lane, Letchworth Garden City, England SG6 3LF
EXPERT IMAGE PHOTOGRAPHY LIMITED
10498290
3 Field Lane, Letchworth Garden City, England SG6 3LF
Top Influential People Who Live In / Near SG6 4QF
LOCKE, Daniel Stewart Media Consultant
20, Unwin Close, Letchworth Garden City, Hertfordshire, United Kingdom SG6 3RSEDWARDS, Hilary
11 Field Lane, Letchworth Garden City, Herts, SG6 3LFCOLTON, Robert George Business Person
17, Field Lane, Letchworth Garden City, England SG6 3LFPAIN, David Nicholas
31, Sollershott East, Letchworth Garden City, Hertfordshire, England SG6 3JNLOVKOV, Oleg Dmitrievitch Director
6 Unwin Close, Letchworth, Hertfordshire, SG6 3RSKNIGHTS, Mary Elizabeth Eckford
74 High Avenue, Letchworth, Hertfordshire, SG6 3QWCROSSMAN, Lee Scientist Pharmaceutical Comp
99 High Avenue, Letchworth, Hertfordshire, SG6 3QWDOWNES, Nigel Maurice Civil Servant
82 High Avenue, Letchworth, Hertfordshire, SG6 3QWLANCASTER, Percy James Retired
99 High Avenue, Letchworth, Hertfordshire, SG6 3QWLARKIN, Mary Retired
841 High Avenue, Letchworth, Herts, SG6 3QWOther Postcodes Nearby
Frequently Asked Questions
You can send mail to anyone living in SG6 4QF through Royal Mail Service.
- Copy the sample address and add property name/number to it.
- if required add the recipient's name.
- You can also browse the list of properties to find out the exact address.
- Once you have noted down the address write it down on your To section of the envelope.
- Drop the envelope in your nearest post office.
To calculate distance between your current location and SG6 4QF just follow this link
The recent average sale price of a property in SG6 4QF is 376594 GBP. But pricing may vary depending on the property type, For more details check the above table.
Find all schools near the postcode listed in the schools section of this article.
Its located in Letchworth Garden City, Letchworth Garden City. View the map section for more details.
There are 60 properties in SG6 4QF as per Royal mail database.
To get directions to reach SG6 4QF follow this link.
LETCHWORTH GARDEN CITY