Schools
46 open schools are in scope, including 31 primary and 7 secondary schools. Purwell Primary School is the nearest published school at 735 m.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
SG4 0LX
Letchworth South West · North Hertfordshire · England
Updated September 2026
Compare this postcodeLocation overview
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- Post town
- Hitchin
- Local authority
- North Hertfordshire
- Constituency
- North East Hertfordshire
- Postcode district
- SG4
- Postcode sector
- SG4 0
Nearby postcodes
Complete postcode fields and official codes
- Postcode
- SG4 0LX
- Status
- Current
- Introduced
- 1 October 2003
- Terminated
- Not published
- Postcode area
- SG
- Postcode district
- SG4
- Postcode sector
- SG4 0
- Latitude
- 51.958701
- Longitude
- -0.241037
- British National Grid easting
- 520,959
- British National Grid northing
- 230,373
Statistical and administrative geographies
- Country
- England · E92000001
- Region
- East of England · E12000006
- Local authority district
- North Hertfordshire · E07000099
- Electoral ward
- Letchworth South West · E05015772
- Parish or community
- E43000232
- Westminster constituency
- North East Hertfordshire · E14001393
- Output area
- E00120098
- Lower layer super output area
- North Hertfordshire 008E · E01023648
- Middle layer super output area
- North Hertfordshire 008 · E02004916
Postcode source versions
- Ordnance Survey: Code-Point Open Version 2026-08 · Current postcode units in Great Britain · OGL-3.0
- Office for National Statistics: ONS Postcode Directory Version 2026-08 · United Kingdom; Northern Ireland excluded pending rights review; Crown Dependencies outside product scope · OGL-3.0 with third-party rights
- Ordnance Survey: Boundary-Line Version 2026-05 · Local-authority boundaries in Great Britain · OS OpenData Licence
Explore SG4
Property
2 recorded
sales at this postcode
| Address | Date | Price |
|---|---|---|
| The Orchard, Willian Road, Hitchin, SG4 0LX | 11 April 2018 | £2,700,000 |
| The Orchard, Willian Road, Hitchin, SG4 0LX | 23 January 2003 | £1,000,000 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 46
- Primary
- 31
- Secondary
- 7
- 735 m
Purwell Primary School
Community school
- 943 m
Highover Junior Mixed and Infant School
Community school
- 1.0 km
North Herts Education Support Centre
Pupil referral unit
Recorded crime
Within 1 mile of this postcode
- Published events
- 487
- Months covered
- 12
- Latest month
- June 2026
Most recorded categories in this period
- Violence and sexual offences 217
- Anti social behaviour 83
- Vehicle crime 35
- Criminal damage and arson 33
- Drugs 24
Census 2021
Population and age profile
- Postcode residents
- 6
- Postcode households
- 1
- Residents per household
- 6.0
- SG4 0 residents
- 9,346
3 female, 3 male
Age bands in SG4 0
Wider postcode sector- Age 0 to 14
- 19.2%
- Age 15 to 24
- 9.6%
- Age 25 to 44
- 31.2%
- Age 45 to 64
- 25.7%
- Age 65 and over
- 14.3%
1,837 residents
916 residents
2,988 residents
2,459 residents
1,370 residents
This postcode contained 0.1% of the sector's usual residents on Census Day. The age profile describes the wider SG4 0 sector, not people in this individual postcode.
Small counts are adjusted for privacy, so totals can differ slightly between Census tables.
Census Day: 21 March 2021. Sources: ONS/Nomis P001-P004 and ONS CT21_0228. Age table version 2024-04-08.
Fixed broadband coverage
Ofcom's predicted availability across all residential and commercial premises in this postcode in January 2026.
- Superfast, 30 Mbit/s+
- 0%
- Ultrafast, 100 Mbit/s+
- 0%
- Ultrafast, 300 Mbit/s+
- 0%
- Gigabit-capable
- 0%
- Unable to receive decent fixed or FWA broadband
- 0%
- Next Generation Access
- 100%
- Decent broadband available from fixed wireless
- 0%
Predicted coverage, not measured speeds. Check availability for your address with a provider. Postcode-level full-fibre figures are not published in this release.
Source: Ofcom Connected Nations Spring 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.
GP practices
8
within 5 km straight-line
REGAL CHAMBERS SURGERY
50 BANCROFT, HITCHIN, SG5 1LL
ODS code E82075
2.5 km
THE PORTMILL SURGERY
114 QUEEN STREET, HITCHIN, SG4 9TH
ODS code E82044
2.6 km
THE NEVELLS ROAD SURGERY
NEVELLS ROAD, LETCHWORTH GARDEN CITY, SG6 4TS
ODS code E82008
2.6 km
BANCROFT MEDICAL CENTRE
BANCROFT COURT, 30-35 BANCROFT, HITCHIN, SG5 1LH
ODS code E82053
2.6 km
HERTFORDSHIRE SPECIAL ALLOCATION SCHEME
THE TREATMENT CENTRE, PORTMILL HOUSE, PORTMILL LANE, HITCHIN, SG5 1DJ
ODS code Y06095
2.6 km
THE GARDEN CITY SURGERY
59 STATION ROAD, LETCHWORTH GARDEN CITY, SG6 3BJ
ODS code E82661
2.6 km
THE BIRCHWOOD AND SOLLERSHOTT SURGERIES
232-240 NEVELLS ROAD, LETCHWORTH GARDEN CITY, SG6 4UB
ODS code E82082
2.9 km
THE BALDOCK SURGERY
THE SURGERY, ASTONIA HOUSE, HIGH STREET, BALDOCK, SG7 6BP
ODS code E82099
4.9 km
Nearby transport
- 0.3 miles
Willian Road
BCT · Purwell
- 0.3 miles
Willian Road
BCT · Purwell
- 0.3 miles
Hampden Road
BCT · Purwell
- 0.3 miles
Hampden Road
BCT · Purwell
- 0.4 miles
Rosehill Hospital
BCT · Letchworth
Relative deprivation
English Indices of Deprivation 2025 for North Hertfordshire 008E, the published LSOA linked to this postcode. Decile 1 contains the most deprived 10% of English LSOAs and decile 10 the least deprived 10%.
Overall IMD decile
10 of 10
Overall England rank
33,034 of 33,755
- Income
- 10 of 10
- Employment
- 9 of 10
- Education and skills
- 10 of 10
- Health and disability
- 10 of 10
- Crime
- 9 of 10
- Housing and services
- 9 of 10
- Living environment
- 7 of 10
These are relative area statistics, not measures of an individual household, affluence or absolute change. They cannot be compared with indices for other UK nations. Source: English Indices of Deprivation 2025, version 2025-v2.
Flood risk
Environment Agency long-term indicators for the area around addresses in this postcode. They are not an assessment of any individual property and do not show current or forecast flooding.
- High risk addresses
- 0
- Medium risk addresses
- 0
- Low risk addresses
- 0
- Groundwater flood alert area
- Unlikely
Source: Environment Agency flood-risk postcode search tool data, version 2026-06-18. Check the long-term risk for an individual area. © Environment Agency copyright and/or database right 2025. All rights reserved.
Evidence in context
Recorded crime
487 published events cover 12 months, averaging 40.583 events per published month. The largest recorded category is Violence and sexual offences with 217 events.
The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.