| Postcode | HA3 5BX | 
|---|---|
| Post Town | Harrow | 
| Nearest station | Harrow and Wealdstone (0 km) | 
| Bus stops | Harrow Civic Centre  Harrow Mosque (S) Palmerston Road (W) Oxford Road Wealdstone (E) Safari Cinema (N) Harrow & Wealdstone Station (SE) Harrow & Wealdstone Station (NW) | 
| London travel zone | 5 | 
| Roads in this postcode | |
| Number of UPRNs | 4 View | 
| Known addresses | 33 Railway Approach, Harrow | 
| Main property type | Other | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 51.590342 | |
|---|---|---|
| Longitude | -0.333158 | |
| Easting | 515568 | |
| Northing | 189259 | |
| Grid reference | TQ155892 | |
| UTM reference | 30U 684731 5718846 | |
| what3words | finely.poem.mugs | |
| FixPhrase | cringing magician subwoofer unashamed | |
| Plus code | 9C3XHMR8+4P | |
| Altitude | 54 metres (179 feet) | |
| Sunrise (today) | 6:54 | |
| Sunset (today) | 16:37 | |
| Distance away | ||
| Distance to sea | 53.6 KMs (33.3 miles) | 
| Parish | Harrow, unparished area | E43000205 | 
|---|---|---|
| Ward | Marlborough | E05013553 | 
| London Borough | Harrow | E09000015 | 
| County | Greater London | E11000009 | 
| Constituency (2024) | Harrow West | E14001271 | 
| MP | Gareth Thomas | Labour | 
| Police force | Metropolitan Police | |
| Water company | Affinity Water | |
| Sewage company | Thames Water | |
| NUTS/ITL 3 | Harrow and Hillingdon | |
| NUTS/ITL 2 | Outer London - West and North West | |
| NUTS/ITL 1 | London | |
| Country | England | E92000001 | 
| Date introduced | January 1980 | 
|---|---|
| Date usage ended | January 2024 | 
| Last updated | September 2025 | 
| User type | Large (addresses receive more than 25 items of mail per day) | 
| Quality | Within the building of the matched address closest to the postcode mean | 
| Population (2011) | 2 | |
|---|---|---|
| Households (2011) | 1 | |
| Index of Multiple Deprivation (2019) | Most deprivedLeast deprived | |
| Average household income (2020) | Lowest (£22,200)
                        Highest (£108,100)
                       | |
| Rural/urban (2021) | Urban: Nearer to a major town or city | |
| Rural/urban (2011) | Urban major conurbation | |
| Built up area (2024) | Harrow | E63011900 | 
| Census output area (2021) | E00010908 | |
| Census output area (2011) | 3B1 | |
| Lower layer super output area (2021) | Harrow 013G | E01034592 | 
| Lower layer super output area (2011) | Harrow 013B | E01002180 | 
| Middle layer super output area (2021) | Wealdstone South | E02000445 | 
| Middle layer super output area (2011) | Wealdstone South | E02000445 | 
| Travel to work area | London | E30000234 | 
| Average property price in Harrow | £533,144 | 
|---|---|
| Annual change | 0.3% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 33 Railway Approach, Harrow | Other (freehold) | Aug 2017 | £2,800,000 |