Explore HA1 3EF in Harrow on an interactive map. See its location and approximate address-derived boundary, then review the exact-postcode facts and wider-area statistics available below. Editable vector files, printed maps and postcode colouring tools are also available. Census 2021 records 19 residents and 7 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 3EF |
| Postcode without spaces | HA13EF |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.5720200 |
| Longitude | -0.3396150 |
| British National Grid | 515,165 E, 187,211 N |
| Country | England |
| Region | London |
| Local authority | Harrow |
| Output Area (2021) | E00010697 |
| 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 | 19 |
| Households | 7 |
| Female residents | 8 |
| Male residents | 11 |
| Residents per household | 2.7 |
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.
Open schools and active GP practices in the HA1 postcode district, ordered by straight-line distance where coordinates are available.
Other independent school
5 High Street, Harrow-on-the-Hill, HA1 3HP
Ages 12–19 · 833 pupils of 837 capacity
Voluntary aided school
Roxborough Park, Harrow, HA1 3BE
Ages 4–11 · 408 pupils of 420 capacity
7.6% eligible for free school meals
Further education
Mount Park Avenue, Harrow-on-the-Hill, Middlesex, HA1 3HX
Ages 16–18
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
SUDBURY HILL, HARROW, HA1 3RX
B
COLBECK ROAD, HARROW, HA1 4BS
Other independent school
13 Kenton Road, Harrow, Middlesex, HA1 2BW
Ages 11–17 · 60 pupils of 60 capacity
B
97 PINNER ROAD, HARROW, HA1 4ET
B
97 PINNER ROAD, HARROW, HA1 4ET
Other independent school
South Hill Avenue, Harrow, Middlesex, HA1 3NU
Ages 4–13 · 467 pupils of 500 capacity
Academy converter
Sudbury Hill, Harrow, Middlesex, HA1 3SB
Ages 2–11 · 404 pupils of 420 capacity
5.4% eligible for free school meals
B
289 STATION ROAD, HARROW, HA1 2TA
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 19 September 2025
23410 - Manufacture of ceramic household and ornamental articles
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Harrow 029D includes HA1 3EF 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 3EF is in Harrow, England.
The Census 2021 postcode-level dataset records 19 residents at HA1 3EF. This is an exact postcode count.
The deprivation figures describe the containing Lower Layer Super Output Area, not only the individual postcode.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full HA1 3EF postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.