Explore HA3 9HJ 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 135 residents and 40 households at the exact postcode.
Average sold price£370,0002 exact-postcode transactions
IMD decile5 of 10Containing LSOA · 2025
Vector and Interactive Postcode Maps for HA3 9HJ
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Core details from the ONS Postcode Directory. Geography codes identify the official areas containing this postcode.
Exact postcode record
Postcode details
Postcode
HA3 9HJ
Postcode without spaces
HA39HJ
Status
Active postcode
User type
Small user postcode
Introduced
January 1980
Directory version
2026-06
Latitude
51.5942000
Longitude
-0.2947420
British National Grid
518,217 E, 189,749 N
Containing official geographies
Country
England
Region
London
Local authority
Harrow
Output Area (2021)
E00010857
LSOA (2021)
E01002167
MSOA (2021)
E02000449
Electoral ward
E05013551
Westminster constituency
E14001270
The red outline is an approximate convex hull generated from geocoded property locations and offset outwards by about 25 metres; it is not an official postcode boundary.
Ward and Constituency
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.
Exact postcode · Census 2021
Residents
135
Households
40
Female residents
79
Male residents
56
Residents per household
3.4
Counts are from the postcode-level Census population and household datasets. They apply to the exact postcode. Detailed local demographic profiles will be labelled separately when Output Area data is added.
HA3 9HJ Vector Map
A detailed vector map covering a 500 metre radius around the postcode.
500 metre radius
Creating the HA3 9HJ mapThe vector map preview will appear here automatically.
Local Deprivation
Deprivation is published for the postcode's containing Lower Layer Super Output Area, a neighbourhood geography covering more than one postcode.
The search is currently limited to records whose own postcode begins with HA3. Distances are approximate straight-line distances, not travel distances.
Companies Registered at HA3 9HJ
Companies House records whose registered-office address uses this exact postcode.
A registered office can be an accountant, agent or correspondence address. A company listed here does not necessarily trade from this postcode.
Crime in the Local LSOA
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Containing LSOA · E01002167
2 recorded incidents
Harrow 017C includes HA3 9HJ and other nearby postcodes.
Crime type
Incidents
Burglary
2
Crime figures apply to the whole Harrow 017C LSOA, not only to HA3 9HJ. Locations may be anonymised by the source.
HA3 9HJ Questions
Answers use the geographic scope stated with each dataset above.
Where is the HA3 9HJ postcode?
HA3 9HJ is in Harrow, England.
How many people live in HA3 9HJ?
The Census 2021 postcode-level dataset records 135 residents at HA3 9HJ. This is an exact postcode count.
What do the deprivation figures for HA3 9HJ describe?
The deprivation figures describe the containing Lower Layer Super Output Area, not only the individual postcode.
Are the property prices for the exact postcode?
Yes. The sold-price records shown on this page are Land Registry transactions matched to the full HA3 9HJ postcode.
Can I buy a vector map of HA3 9HJ?
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full HA3 9HJ postcode and its approximate address-derived outline, request a custom map.
Other Postcodes in HA3 9
Explore other full postcodes in the same postcode sector.