Explore HA3 7NZ 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 34 residents and 9 households at the exact postcode.
Average sold price£464,6673 exact-postcode transactions
IMD decile4 of 10Containing LSOA · 2025
Vector and Interactive Postcode Maps for HA3 7NZ
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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 7NZ
Postcode without spaces
HA37NZ
Status
Active postcode
User type
Small user postcode
Introduced
January 1980
Directory version
2026-06
Latitude
51.5988000
Longitude
-0.3262920
British National Grid
516,020 E, 190,211 N
Containing official geographies
Country
England
Region
London
Local authority
Harrow
Output Area (2021)
E00010925
LSOA (2021)
E01002183
MSOA (2021)
E02000445
Electoral ward
E05013562
Westminster constituency
E14001271
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
34
Households
9
Female residents
23
Male residents
11
Residents per household
3.8
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 7NZ Vector Map
A detailed vector map covering a 500 metre radius around the postcode.
500 metre radius
Creating the HA3 7NZ 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.
Crime in the Local LSOA
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Containing LSOA · E01002183
6 recorded incidents
Harrow 013C includes HA3 7NZ and other nearby postcodes.
Crime type
Incidents
Anti-social behaviour
2
Burglary
1
Theft from the person
1
Vehicle crime
1
Violence and sexual offences
1
Crime figures apply to the whole Harrow 013C LSOA, not only to HA3 7NZ. Locations may be anonymised by the source.
HA3 7NZ Questions
Answers use the geographic scope stated with each dataset above.
Where is the HA3 7NZ postcode?
HA3 7NZ is in Harrow, England.
How many people live in HA3 7NZ?
The Census 2021 postcode-level dataset records 34 residents at HA3 7NZ. This is an exact postcode count.
What do the deprivation figures for HA3 7NZ 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 7NZ postcode.
Can I buy a vector map of HA3 7NZ?
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full HA3 7NZ postcode and its approximate address-derived outline, request a custom map.
Other Postcodes in HA3 7
Explore other full postcodes in the same postcode sector.