Use this guide to understand HA1 3QH 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 51 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 3QH |
| Postcode without spaces | HA13QH |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1980 |
| Directory version | 2026-06 |
| Latitude | 51.5605500 |
| Longitude | -0.3330220 |
| British National Grid | 515,651 E, 185,946 N |
| Country | England |
| Region | London |
| Local authority | Harrow |
| Output Area (2021) | E00010723 |
| LSOA (2021) | E01002135 |
| 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 | 128 |
| Households | 51 |
| Female residents | 59 |
| Male residents | 69 |
| Residents per household | 2.5 |
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 |
|---|---|---|---|---|
| 3 Feb 2025 | 24, GREENFORD ROAD, HARROW | Terraced | Freehold | £600,000 |
| 31 Jan 2025 | 3, PARK LODGE, 32, GREENFORD ROAD, HARROW | Flat or maisonette | Leasehold | £260,000 |
| 29 Oct 2024 | 44A, GREENFORD ROAD, HARROW | Flat or maisonette | Leasehold | £275,000 |
| 8 Nov 2022 | 30, GREENFORD ROAD, HARROW | Semi-detached | Freehold | £675,000 |
| 18 May 2022 | 16, PARK LODGE, 32, GREENFORD ROAD, HARROW | Other | Leasehold | £280,000 |
| 29 Nov 2021 | 28, GREENFORD ROAD, HARROW | Semi-detached | Freehold | £550,000 |
| 9 Jul 2021 | 3, PARK LODGE, 32, GREENFORD ROAD, HARROW | Flat or maisonette | Leasehold | £130,000 |
| 26 Apr 2021 | FLAT 12, PARK LODGE, 32, GREENFORD ROAD, HARROW | Flat or maisonette | Leasehold | £270,000 |
Open schools and active GP practices in the HA1 postcode district, ordered by straight-line distance where coordinates are available.
B
LANFRANC COURT, GREENFORD ROAD, HARROW, HA1 3QE
Academy converter
Sudbury Hill, Harrow, Middlesex, HA1 3SB
Ages 2–11 · 404 pupils of 420 capacity
5.4% eligible for free school meals
B
SUDBURY HILL, HARROW, HA1 3RX
Other independent school
South Hill Avenue, Harrow, Middlesex, HA1 3NU
Ages 4–13 · 467 pupils of 500 capacity
Further education
Mount Park Avenue, Harrow-on-the-Hill, Middlesex, HA1 3HX
Ages 16–18
Other independent school
5 High Street, Harrow-on-the-Hill, HA1 3HP
Ages 12–19 · 833 pupils of 837 capacity
B
NORTHWICK PARK HOSPITAL, WATFORD ROAD, HARROW, HA1 3UJ
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
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
COLBECK ROAD, HARROW, HA1 4BS
Other independent school
80 Gayton Road, Harrow, HA1 2LS
Ages 5–11 · 60 pupils of 72 capacity
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 19 June 2026
14190 - Manufacture of other wearing apparel and accessories n.e.c.
Private Limited Company
Incorporated 1 June 2026
47910 - Retail sale via mail order houses or via Internet
Private Limited Company
Incorporated 17 November 2025
47910 - Retail sale via mail order houses or via Internet
Private Limited Company
Incorporated 29 October 2025
43999 - Other specialised construction activities n.e.c.
Private Limited Company
Incorporated 16 September 2025
43342 - Glazing
Private Limited Company
Incorporated 2 July 2025
68209 - Other letting and operating of own or leased real estate
Private Limited Company
Incorporated 25 October 2023
46150 - Agents involved in the sale of furniture, household goods, hardware and ironmongery
Private Limited Company
Incorporated 26 September 2017
43210 - Electrical installation
Private Limited Company
Incorporated 20 January 2011
42120 - Construction of railways and underground railways
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Harrow 029C includes HA1 3QH and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Violence and sexual offences | 6 |
| Anti-social behaviour | 4 |
| Public order | 2 |
| Vehicle crime | 2 |
| Other theft | 1 |
| Theft from the person | 1 |
Answers use the geographic scope stated with each dataset above.
HA1 3QH is in Harrow, England.
The Census 2021 postcode-level dataset records 128 residents at HA1 3QH. 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 3QH postcode.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full HA1 3QH postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.