WD4 9AA

Chorleywood North & Sarratt · Three Rivers · England

Updated September 2026

Compare this postcode

Location overview

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Post town
Kings Langley
Local authority
Three Rivers
Postcode district
WD4
Postcode sector
WD4 9

Nearby postcodes

Nearby postcode distances
Postcode Distance
WD4 9AD 147 m
WD4 9AL 362 m
WD4 9AE 387 m
WD4 9AJ 469 m
WD4 9AR 478 m
Complete postcode fields and official codes
Postcode
WD4 9AA
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
WD
Postcode district
WD4
Postcode sector
WD4 9
Latitude
51.685497
Longitude
-0.463566
British National Grid easting
506,310
British National Grid northing
199,643

Statistical and administrative geographies

Country
England · E92000001
Region
East of England · E12000006
Local authority district
Three Rivers · E07000102
Parish or community
E04004814
Westminster constituency
South West Hertfordshire · E14001496
Output area
E00121132
Lower layer super output area
Three Rivers 003D · E01023854
Middle layer super output area
Three Rivers 003 · E02004958

Postcode source versions

Explore WD4

7 recorded sales at this postcode
Address Date Price
Paddock Cottage, Old House Lane, Kings Langley, WD4 9AA 8 August 2022 £2,000,000
Old House Cottage, Old House Lane, Kings Langley, WD4 9AA 26 August 2021 £1,771,000
Old House Farm, Old House Lane, Kings Langley, WD4 9AA 9 November 2020 £1,325,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
43
Primary
30
Secondary
5
  1. St Paul's Church of England Primary School, Langleybury

    Voluntary aided school

    1.9 km
  2. Sarratt Church of England Primary School

    Academy converter

    2.1 km
  3. York House School

    Other independent school

    2.5 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
19
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 7
  • Anti social behaviour 4
  • Public order 3
  • Criminal damage and arson 2
  • Drugs 1

Census 2021

Population and age profile

Postcode residents
8

5 female, 3 male

Postcode households
3
Residents per household
2.7
WD4 9 residents
3,617

Age bands in WD4 9

Wider postcode sector
Age 0 to 14
15.9%

545 residents

Age 15 to 24
9.9%

339 residents

Age 25 to 44
17%

586 residents

Age 45 to 64
31%

1,066 residents

Age 65 and over
26.2%

902 residents

This postcode contained 0.2% of the sector's usual residents on Census Day. The age profile describes the wider WD4 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+
66.7%
Ultrafast, 100 Mbit/s+
66.7%
Ultrafast, 300 Mbit/s+
66.7%
Gigabit-capable
66.7%
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

  • HAVERFIELD SURGERY

    1 LANGLEY HILL, KINGS LANGLEY, WD4 9HA

    ODS code E82066

    3.1 km

  • KINGS LANGLEY SURGERY

    THE NAP, KINGS LANGLEY, WD4 8ET

    ODS code E82129

    3.3 km

  • SHEEPCOT MEDICAL CENTRE

    6 CUNNINGHAM WAY, WATFORD, WD25 7NL

    ODS code E82096

    3.7 km

  • VINE HOUSE HEALTH CENTRE

    87-89 HIGH STREET, ABBOTS LANGLEY, WD5 0AL

    ODS code E82046

    3.8 km

  • NEW ROAD SURGERY

    166 NEW ROAD, CROXLEY GREEN, RICKMANSWORTH, WD3 3HD

    ODS code E82106

    4.3 km

  • ABBOTSWOOD MEDICAL CENTRE

    12 KATHERINE PLACE, COLLEGE ROAD, ABBOTS LANGLEY, WD5 0BT

    ODS code E82105

    4.5 km

  • BRIDGEWATER SURGERIES

    BRIDGEWATER HOUSE, 7 PRINTERS AVENUE, WATFORD, WD18 7QR

    ODS code E82013

    4.8 km

  • SAS WEST HERTS

    BRIDGEWATER SURGERIES, 7 PRINTERS AVENUE, WATFORD, WD18 7QR

    ODS code Y08362

    4.8 km

  • THE ELMS SURGERY

    38 THE AVENUE, WATFORD, WD17 4NT

    ODS code E82069

    4.9 km

Main GP practices only; branch surgeries are excluded. Distances are straight-line. Contact the practice to check registration, services, opening hours and appointments.

Source acquired on 2026-09-05. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Deadman's Ash Lane

    BCT · Sarratt

    1.1 miles
  • Deadman's Ash Lane

    BCT · Sarratt

    1.1 miles
  • Redhall Lane

    BCT · Chandlers Cross

    1.3 miles
  • Redhall Lane

    BCT · Chandlers Cross

    1.3 miles
  • Clapgate Farm

    BCT · Kings Langley

    1.5 miles

Relative deprivation

English Indices of Deprivation 2025 for Three Rivers 003D, 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

8 of 10

Overall England rank

24,186 of 33,755

Income
9 of 10
Employment
9 of 10
Education and skills
9 of 10
Health and disability
10 of 10
Crime
9 of 10
Housing and services
1 of 10
Living environment
2 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

Property market

The five-year median is £1,885,500 from 2 recorded sales in WD4 9AA. This is a recorded-sale statistic, not a current valuation.

The latest UK House Price Index average for Three Rivers is £580,120 in June 2026, down 1.2% year on year.

Schools

43 open schools are in scope, including 30 primary and 5 secondary schools. St Paul's Church of England Primary School, Langleybury is the nearest published school at 1.2 miles.

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

Recorded crime

19 published events cover 12 months, averaging 1.583 events per published month. The largest recorded category is Violence and sexual offences with 7 events.

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