This page brings together the map and available local information for HA4 0RJ in Harrow. The boundary shown is an approximation created from address points, and each data section explains whether its figures apply to the full postcode or a wider statistical area. Census 2021 records 47 residents and 13 households at the exact postcode.
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Create a Custom MapCore details from the ONS Postcode Directory. Geography codes identify the official areas containing this postcode.
| Postcode | HA4 0RJ |
| Postcode without spaces | HA40RJ |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.5609900 |
| Longitude | -0.3800520 |
| British National Grid | 512,390 E, 185,922 N |
| Country | England |
| Region | London |
| Local authority | Harrow |
| Output Area (2021) | E00011068 |
| LSOA (2021) | E01002214 |
| MSOA (2021) | E02000463 |
| Electoral ward | E05013558 |
| Westminster constituency | E14001271 |
The postcode is assigned to these official political geographies. Names and election results will be added when the ElectionMaps datasets are connected.
These Census figures are matched directly to the full postcode, rather than inferred from a wider neighbourhood.
| Residents | 47 |
| Households | 13 |
| Female residents | 22 |
| Male residents | 25 |
| Residents per household | 3.6 |
A detailed vector map covering a 500 metre radius around the postcode.
Deprivation is published for the postcode's containing Lower Layer Super Output Area, a neighbourhood geography covering more than one postcode.
Land Registry Price Paid Data transactions matched to this exact full postcode.
| Sale date | Address | Property type | Tenure | Price |
|---|---|---|---|---|
| 13 Mar 2020 | 751, FIELD END ROAD, RUISLIP | Semi-detached | Freehold | £440,000 |
Open schools and active GP practices in the HA4 postcode district, ordered by straight-line distance where coordinates are available.
B
700 FIELD END ROAD, RUISLIP, HA4 0QR
Community school
Queens Walk, Ruislip, Middlesex, HA4 0LR
Ages 3–11 · 684 pupils of 568 capacity
15.5% eligible for free school meals
Academy converter
Queens Walk, Ruislip, Middlesex, HA4 0LS
Ages 11–18 · 1,502 pupils of 1,476 capacity
22.7% eligible for free school meals
B
69 QUEENS WALK, RUISLIP, HA4 0NT
Community school
Field End Road, Eastcote, Ruislip, Middlesex, HA4 9PQ
Ages 2–7 · 265 pupils of 345 capacity
14.3% eligible for free school meals
Academy converter
Field End Junior School, Field End Road, Ruislip, HA4 9PQ
Ages 7–11 · 254 pupils of 360 capacity
26.4% eligible for free school meals
Voluntary aided school
Hunters Hill, South Ruislip, Ruislip, Middlesex, HA4 9HS
Ages 3–11 · 231 pupils of 240 capacity
6.3% eligible for free school meals
B
1 OXFORD DRIVE, RUISLIP, HA4 9EY
Community school
Cedar Avenue, Ruislip, HA4 6UJ
Ages 3–11 · 203 pupils of 250 capacity
19.1% eligible for free school meals
B
21 WALNUT WAY, SOUTH RUISLIP, RUISLIP, HA4 6TA
Community school
Newnham Infant and Nursery School, Newnham Avenue, Eastcote, Ruislip, HA4 9RW
Ages 3–7 · 302 pupils of 270 capacity
7.8% eligible for free school meals
Community school
Newnham Avenue, Ruislip, HA4 9RW
Ages 7–11 · 350 pupils of 360 capacity
9.1% eligible for free school meals
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 1 November 2022
56103 - Take-away food shops and mobile food stands
Private Limited Company
Incorporated 21 July 2021
47429 - Retail sale of telecommunications equipment other than mobile telephones
Private Limited Company
Incorporated 27 July 2009
62020 - Information technology consultancy activities
Private Limited Company
Incorporated 30 September 1991
65120 - Non-life insurance
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Harrow 031A includes HA4 0RJ and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Anti-social behaviour | 6 |
| Violence and sexual offences | 4 |
Answers use the geographic scope stated with each dataset above.
HA4 0RJ is in Harrow, England.
The Census 2021 postcode-level dataset records 47 residents at HA4 0RJ. This is an exact postcode count.
The deprivation figures describe the containing Lower Layer Super Output Area, not only the individual postcode.
Yes. The sold-price records shown on this page are Land Registry transactions matched to the full HA4 0RJ postcode.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full HA4 0RJ postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.