Use this guide to understand HA1 4DH in Harrow. Start with the interactive location and approximate postcode outline, then browse the available facts and local-area indicators. Labels show which figures relate to the exact postcode and which cover a larger geography. Census 2021 records 102 residents and 34 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 | HA1 4DH |
| Postcode without spaces | HA14DH |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.5774500 |
| Longitude | -0.3476720 |
| British National Grid | 514,593 E, 187,802 N |
| Country | England |
| Region | London |
| Local authority | Harrow |
| Output Area (2021) | E00011188 |
| LSOA (2021) | E01002240 |
| MSOA (2021) | E02000456 |
| Electoral ward | E05013563 |
| 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 | 102 |
| Households | 34 |
| Female residents | 51 |
| Male residents | 51 |
| Residents per household | 3.0 |
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 |
|---|---|---|---|---|
| 20 Sep 2023 | 26, MARSHALL CLOSE, HARROW | Semi-detached | Freehold | £475,000 |
Open schools and active GP practices in the HA1 postcode district, ordered by straight-line distance where coordinates are available.
B
COLBECK ROAD, HARROW, HA1 4BS
B
97 PINNER ROAD, HARROW, HA1 4ET
B
97 PINNER ROAD, HARROW, HA1 4ET
Voluntary aided school
Roxborough Park, Harrow, HA1 3BE
Ages 4–11 · 408 pupils of 420 capacity
7.6% eligible for free school meals
Community school
The Gardens, Vaughan Road, West Harrow, Harrow, Middlesex, HA1 4EL
Ages 3–11 · 668 pupils of 630 capacity
17.7% eligible for free school meals
B
196 PINNER ROAD, HARROW, HA1 4JS
Free schools alternative provision
73-77 Lowlands Road, Harrow, HA1 3AW
Ages 11–16 · 0 pupils of 100 capacity
0.0% eligible for free school meals
B
107 HEADSTONE ROAD, HARROW, HA1 1PG
Community school
Welldon Crescent, Harrow, Middlesex, HA1 1QQ
Ages 3–11 · 641 pupils of 640 capacity
17.4% eligible for free school meals
Other independent school
5 High Street, Harrow-on-the-Hill, HA1 3HP
Ages 12–19 · 833 pupils of 837 capacity
B
33 PINNER VIEW, HARROW, HA1 4QG
B
SAVITA MEDICAL CENTRE, 48 HARROW VIEW, HARROW, HA1 1RQ
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 30 May 2025
79110 - Travel agency activities
Private Limited Company
Incorporated 5 September 2022
86900 - Other human health activities
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Harrow 024C includes HA1 4DH and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Anti-social behaviour | 5 |
| Vehicle crime | 3 |
| Other theft | 1 |
Answers use the geographic scope stated with each dataset above.
HA1 4DH is in Harrow, England.
The Census 2021 postcode-level dataset records 102 residents at HA1 4DH. 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 HA1 4DH postcode.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full HA1 4DH postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.