| Postcode | UB3 2JS | 
|---|---|
| Post Town | Southall, Hayes | 
| Nearest station | Hayes and Harlington (1 km) | 
| Bus stops | Freemans Lane (N) Church Green (S) Church Green (N) Townfield Road (S) Townfield Road (N) Church Road (UB3) (NW) | 
| London travel zone | 5 | 
| Roads in this postcode | |
| Number of UPRNs | 17 View | 
| Known addresses | 1 St Marys Walk, Hayes 3 St Marys Walk, Hayes 4 St Marys Walk, Hayes 5 St Marys Walk, Hayes 7A St Marys Walk, Hayes 7B St Marys Walk, Hayes 9 St Marys Walk, Hayes 10 St Marys Walk, Hayes 12 St Marys Walk, Hayes 13 St Marys Walk, Hayes | 
| Main property type | Terraced | 
| Businesses | 
| Latitude | 51.515576 | |
|---|---|---|
| Longitude | -0.417292 | |
| Easting | 509919 | |
| Northing | 180815 | |
| Grid reference | TQ099808 | |
| UTM reference | 30U 679198 5710323 | |
| what3words | grass.fact.shark | |
| FixPhrase | cringing magical senorita unproven | |
| Plus code | 9C3XGH8M+63 | |
| Altitude | 36 metres (118 feet) | |
| Sunrise (today) | 6:54 | |
| Sunset (today) | 16:38 | |
| Distance away | ||
| Distance to sea | 57.7 KMs (35.9 miles) | 
| Parish | Hillingdon, unparished area | E43000207 | 
|---|---|---|
| Ward | Wood End | E05013582 | 
| London Borough | Hillingdon | E09000017 | 
| County | Greater London | E11000009 | 
| Constituency (2024) | Hayes and Harlington | E14001276 | 
| MP | John McDonnell | 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 | 
|---|---|
| Last updated | September 2025 | 
| User type | Small (addresses receive less than 25 items of mail per day) | 
| Quality | Within the building of the matched address closest to the postcode mean | 
| Population (2011) | 62 | |
|---|---|---|
| Households (2011) | 16 | |
| 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) | Hillingdon | E63012034 | 
| Census output area (2021) | E00012487 | |
| Census output area (2011) | 4B1 | |
| Lower layer super output area (2021) | Hillingdon 026C | E01002502 | 
| Lower layer super output area (2011) | Hillingdon 026C | E01002502 | 
| Middle layer super output area (2021) | Hayes Town North | E02000519 | 
| Middle layer super output area (2011) | Hayes Town North | E02000519 | 
| Travel to work area | Slough and Heathrow | E30000266 | 
| Average property price in Southall | £429,358 | 
|---|---|
| Annual change | 3.4% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 9 St Marys Walk, Hayes | Terraced (freehold) | Jul 2023 | £443,000 | 
| 1 St Marys Walk, Hayes | Terraced (freehold) | Jul 2019 | £415,000 | 
| Terraced (freehold) | Jan 2007 | £235,000 | |
| 7A St Marys Walk, Hayes | Semi-detached (freehold) | Dec 2007 | £243,000 | 
| 7B St Marys Walk, Hayes | Semi-detached (freehold) | Dec 2007 | £240,000 | 
| 10 St Marys Walk, Hayes | Terraced (freehold) | Feb 2006 | £210,000 | 
| Terraced (freehold) | Jun 2000 | £129,500 | |
| 3 St Marys Walk, Hayes | Semi-detached (freehold) | Dec 2005 | £235,000 | 
| 13 St Marys Walk, Hayes | Terraced (freehold) | Oct 2005 | £220,000 | 
| Terraced (freehold) | Nov 1998 | £80,000 | |
| 4 St Marys Walk, Hayes | Terraced (freehold) | Jul 2005 | £243,000 | 
| 5 St Marys Walk, Hayes | Terraced (freehold) | Jul 2002 | £176,000 | 
| 12 St Marys Walk, Hayes | Semi-detached (freehold) | Oct 1999 | £128,200 |