Use this guide to understand HA1 1SZ 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 128 residents and 43 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 1SZ |
| Postcode without spaces | HA11SZ |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.5859000 |
| Longitude | -0.3378820 |
| British National Grid | 515,250 E, 188,758 N |
| Country | England |
| Region | London |
| Local authority | Harrow |
| Output Area (2021) | E00010919 |
| LSOA (2021) | E01002182 |
| MSOA (2021) | E02000452 |
| Electoral ward | E05013553 |
| 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 | 128 |
| Households | 43 |
| Female residents | 68 |
| Male residents | 60 |
| 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 |
|---|---|---|---|---|
| 1 Dec 2025 | 29, WARRINGTON ROAD, HARROW | Flat or maisonette | Leasehold | £285,000 |
| 27 Mar 2025 | 23, WARRINGTON ROAD, HARROW | Terraced | Freehold | £686,000 |
| 13 Nov 2024 | 45, WARRINGTON ROAD, HARROW | Flat or maisonette | Leasehold | £315,000 |
| 14 Jul 2023 | 29, WARRINGTON ROAD, HARROW | Flat or maisonette | Leasehold | £217,000 |
| 12 Aug 2022 | 61, WARRINGTON ROAD, HARROW | Terraced | Freehold | £646,250 |
| 23 Jun 2020 | 47A, WARRINGTON ROAD, HARROW | Flat or maisonette | Leasehold | £386,000 |
Open schools and active GP practices in the HA1 postcode district, ordered by straight-line distance where coordinates are available.
B
18-20 BETHECAR ROAD, HARROW, HA1 1SE
Other independent school
21 Hindes Road, Harrow, HA1 1SH
Ages 3–11 · 110 pupils of 175 capacity
B
SAVITA MEDICAL CENTRE, 48 HARROW VIEW, HARROW, HA1 1RQ
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
Free schools
120 138 Station Road, Harrow, Middlesex, HA1 2DJ
Ages 4–11 · 408 pupils of 420 capacity
16.2% eligible for free school meals
Community school
Marlborough Hill, Harrow, Middlesex, HA1 1UJ
Ages 3–11 · 651 pupils of 712 capacity
17.2% eligible for free school meals
B
289 STATION ROAD, HARROW, HA1 2TA
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
97 PINNER ROAD, HARROW, HA1 4ET
B
97 PINNER ROAD, HARROW, HA1 4ET
B
33 PINNER VIEW, HARROW, HA1 4QG
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 23 May 2026
90010 - Performing arts
Private Limited Company
Incorporated 18 February 2023
68209 - Other letting and operating of own or leased real estate
Private Limited Company
Incorporated 5 May 2021
41100 - Development of building projects
Private Limited Company
Incorporated 13 April 2021
68100 - Buying and selling of own real estate
Private Limited Company
Incorporated 19 May 2020
62090 - Other information technology service activities
Private Limited Company
Incorporated 13 March 2018
68209 - Other letting and operating of own or leased real estate
Private Limited Company
Incorporated 17 March 2015
68209 - Other letting and operating of own or leased real estate
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Harrow 020D includes HA1 1SZ and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Violence and sexual offences | 3 |
| Theft from the person | 2 |
| Vehicle crime | 2 |
| Anti-social behaviour | 1 |
| Other theft | 1 |
Answers use the geographic scope stated with each dataset above.
HA1 1SZ is in Harrow, England.
The Census 2021 postcode-level dataset records 128 residents at HA1 1SZ. 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 1SZ postcode.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full HA1 1SZ postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.