Explore HA1 3DX in Harrow through its map and available local datasets. The outline is an approximate boundary derived from address locations, while the information below distinguishes full-postcode records from statistics covering surrounding official areas. Census 2021 records 7 residents and 3 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 3DX |
| Postcode without spaces | HA13DX |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.5769100 |
| Longitude | -0.3335050 |
| British National Grid | 515,576 E, 187,765 N |
| Country | England |
| Region | London |
| Local authority | Harrow |
| Output Area (2021) | E00010724 |
| LSOA (2021) | E01002137 |
| MSOA (2021) | E02000461 |
| Electoral ward | E05013547 |
| 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 | 7 |
| Households | 3 |
| Female residents | 3 |
| Male residents | 4 |
| Residents per household | 2.3 |
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 |
|---|---|---|---|---|
| 29 May 2024 | FARTHINGS, PETERBOROUGH ROAD, HARROW | Detached | Freehold | £1,445,000 |
Open schools and active GP practices in the HA1 postcode district, ordered by straight-line distance where coordinates are available.
Other independent school
13 Kenton Road, Harrow, Middlesex, HA1 2BW
Ages 11–17 · 60 pupils of 60 capacity
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
289 STATION ROAD, HARROW, HA1 2TA
Academy converter
Gayton Road, Harrow, HA1 2JG
Ages 11–18 · 982 pupils of 1,100 capacity
33.9% eligible for free school meals
Voluntary aided school
Roxborough Park, Harrow, HA1 3BE
Ages 4–11 · 408 pupils of 420 capacity
7.6% 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
36 NORTHWICK PARK ROAD, HARROW, HA1 2NU
Other independent school
80 Gayton Road, Harrow, HA1 2LS
Ages 5–11 · 60 pupils of 72 capacity
B
NORTHWICK PARK HOSPITAL, WATFORD ROAD, HARROW, HA1 3UJ
B
107 HEADSTONE ROAD, HARROW, HA1 1PG
Other independent school
21 Hindes Road, Harrow, HA1 1SH
Ages 3–11 · 110 pupils of 175 capacity
Community school
Welldon Crescent, Harrow, Middlesex, HA1 1QQ
Ages 3–11 · 641 pupils of 640 capacity
17.4% eligible for free school meals
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 26 March 2019
86101 - Hospital activities
Private Limited Company
Incorporated 12 March 2019
62020 - Information technology consultancy activities
Private Limited Company
Incorporated 29 September 2015
86101 - Hospital activities
Private Limited Company
Incorporated 18 August 2015
86101 - Hospital activities
Private Limited Company
Incorporated 9 July 2012
86101 - Hospital activities
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Harrow 029D includes HA1 3DX and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Other theft | 2 |
| Violence and sexual offences | 2 |
| Other crime | 1 |
| Robbery | 1 |
| Theft from the person | 1 |
Answers use the geographic scope stated with each dataset above.
HA1 3DX is in Harrow, England.
The Census 2021 postcode-level dataset records 7 residents at HA1 3DX. 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 3DX postcode.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full HA1 3DX postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.