SG4 9QN

Graveley, St Ippolyts & Wymondley · North Hertfordshire · England

Updated September 2026

Compare this postcode

Location overview

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Local authority
North Hertfordshire
Constituency
Hitchin
Postcode district
SG4
Postcode sector
SG4 9

Nearby postcodes

Nearby postcode distances
Postcode Distance
SG4 0PZ 257 m
SG4 0PX 264 m
SG4 9QL 269 m
SG4 0QB 342 m
SG4 0QD 365 m
Complete postcode fields and official codes
Postcode
SG4 9QN
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
SG
Postcode district
SG4
Postcode sector
SG4 9
Latitude
51.944860
Longitude
-0.246294
British National Grid easting
520,635
British National Grid northing
228,825

Statistical and administrative geographies

Country
England · E92000001
Region
East of England · E12000006
Local authority district
North Hertfordshire · E07000099
Parish or community
E04004800
Westminster constituency
Hitchin · E14001289
Output area
E00119860
Lower layer super output area
North Hertfordshire 017B · E01023600
Middle layer super output area
North Hertfordshire 017 · E02007089

Postcode source versions

Explore SG4

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
43
Primary
29
Secondary
8
  1. Mary Exton Primary School

    Community school

    453 m
  2. William Ransom Primary School

    Community school

    943 m
  3. Purwell Primary School

    Community school

    968 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
498
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 199
  • Anti social behaviour 86
  • Vehicle crime 52
  • Criminal damage and arson 37
  • Other theft 24

Census 2021

Population and age profile

Postcode residents
4

1 female, 3 male

Postcode households
2
Residents per household
2.0
SG4 9 residents
9,300

Age bands in SG4 9

Wider postcode sector
Age 0 to 14
18.6%

1,632 residents

Age 15 to 24
8.7%

766 residents

Age 25 to 44
26.1%

2,284 residents

Age 45 to 64
26.9%

2,356 residents

Age 65 and over
19.7%

1,723 residents

This postcode contained 0% of the sector's usual residents on Census Day. The age profile describes the wider SG4 9 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

9

within 5 km straight-line

  • THE PORTMILL SURGERY

    114 QUEEN STREET, HITCHIN, SG4 9TH

    ODS code E82044

    2.0 km

  • HERTFORDSHIRE SPECIAL ALLOCATION SCHEME

    THE TREATMENT CENTRE, PORTMILL HOUSE, PORTMILL LANE, HITCHIN, SG5 1DJ

    ODS code Y06095

    2.1 km

  • REGAL CHAMBERS SURGERY

    50 BANCROFT, HITCHIN, SG5 1LL

    ODS code E82075

    2.2 km

  • BANCROFT MEDICAL CENTRE

    BANCROFT COURT, 30-35 BANCROFT, HITCHIN, SG5 1LH

    ODS code E82053

    2.2 km

  • THE SYMONDS GREEN HEALTH CENTRE

    FILEY CLOSE, STEVENAGE, SG1 2JW

    ODS code E82111

    3.9 km

  • THE NEVELLS ROAD SURGERY

    NEVELLS ROAD, LETCHWORTH GARDEN CITY, SG6 4TS

    ODS code E82008

    4.2 km

  • THE GARDEN CITY SURGERY

    59 STATION ROAD, LETCHWORTH GARDEN CITY, SG6 3BJ

    ODS code E82661

    4.2 km

  • THE BIRCHWOOD AND SOLLERSHOTT SURGERIES

    232-240 NEVELLS ROAD, LETCHWORTH GARDEN CITY, SG6 4UB

    ODS code E82082

    4.4 km

  • STANMORE MEDICAL GROUP

    5 STANMORE ROAD, STEVENAGE, SG1 3QA

    ODS code E82005

    4.5 km

Nearby transport

  • Tennyson Avenue

    BCT · Hitchin

    0.2 miles
  • Tennyson Avenue

    BCT · Hitchin

    0.2 miles
  • St Michaels Road

    BCT · Hitchin

    0.2 miles
  • St Michaels Road

    BCT · Hitchin

    0.2 miles
  • Mary Exton School

    BCT · Hitchin

    0.3 miles

Relative deprivation

English Indices of Deprivation 2025 for North Hertfordshire 017B, 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

6 of 10

Overall England rank

19,851 of 33,755

Income
7 of 10
Employment
6 of 10
Education and skills
5 of 10
Health and disability
8 of 10
Crime
7 of 10
Housing and services
3 of 10
Living environment
5 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

Schools

43 open schools are in scope, including 29 primary and 8 secondary schools. Mary Exton Primary School is the nearest published school at 453 m.

Counts describe active establishment records. They do not assess admissions, catchments or quality.

Recorded crime

498 published events cover 12 months, averaging 41.5 events per published month. The largest recorded category is Violence and sexual offences with 199 events.

The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.