| Postcode | HA4 7PD | 
|---|---|
| Post Town | Ruislip | 
| Nearest station | West Ruislip (1 km) | 
| Bus stops | St Margaret's Road (E) Bury Street (W) Southcote Rise (N) Woodville Gardens (HA4) (S) Field Way (NE) Ladygate Lane (N) | 
| London travel zone | 6 | 
| Roads in this postcode | |
| Number of UPRNs | 9 View | 
| Known addresses | 1 Roundwood Close, Ruislip 2 Roundwood Close, Ruislip 3 Roundwood Close, Ruislip 5 Roundwood Close, Ruislip 6 Roundwood Close, Ruislip 8 Roundwood Close, Ruislip 9 Roundwood Close, Ruislip | 
| Main property type | Detached | 
| Businesses | 
| Latitude | 51.57891 | |
|---|---|---|
| Longitude | -0.434864 | |
| Easting | 508549 | |
| Northing | 187832 | |
| Grid reference | TQ085878 | |
| UTM reference | 30U 677731 5717323 | |
| what3words | mole.drew.zebra | |
| FixPhrase | cringing magical storeroom volley | |
| Plus code | 9C3XHHH8+H3 | |
| Altitude | 43 metres (140 feet) | |
| Sunrise (today) | 6:54 | |
| Sunset (today) | 16:38 | |
| Distance away | ||
| Distance to sea | 60.1 KMs (37.4 miles) | 
| Parish | Hillingdon, unparished area | E43000207 | 
|---|---|---|
| Ward | Ruislip | E05013577 | 
| London Borough | Hillingdon | E09000017 | 
| County | Greater London | E11000009 | 
| Constituency (2024) | Ruislip, Northwood and Pinner | E14001454 | 
| MP | David Simmonds | Conservative | 
| 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 | September 1991 | 
|---|---|
| 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) | 22 | |
|---|---|---|
| Households (2011) | 8 | |
| 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) | E00012625 | |
| Census output area (2011) | 6A1 | |
| Lower layer super output area (2021) | Hillingdon 005D | E01002539 | 
| Lower layer super output area (2011) | Hillingdon 005D | E01002539 | 
| Middle layer super output area (2021) | West Ruislip North | E02000498 | 
| Middle layer super output area (2011) | West Ruislip North | E02000498 | 
| Travel to work area | Slough and Heathrow | E30000266 | 
| Average property price in Harrow | £533,144 | 
|---|---|
| Annual change | 0.3% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 1 Roundwood Close, Ruislip | Semi-detached (freehold) | May 2018 | £775,000 | 
| Semi-detached (freehold) | Nov 1999 | £192,000 | |
| 5 Roundwood Close, Ruislip | Detached (freehold) | Mar 2016 | £565,000 | 
| Detached (freehold) | Nov 2010 | £415,000 | |
| Detached (freehold) | Jun 1998 | £164,000 | |
| 2 Roundwood Close, Ruislip | Semi-detached (freehold) | Feb 2014 | £484,500 | 
| 8 Roundwood Close, Ruislip | Detached (freehold) | Aug 2013 | £506,000 | 
| Detached (freehold) | Mar 2010 | £465,000 | |
| 9 Roundwood Close, Ruislip | Detached (freehold) | Jun 2010 | £390,000 | 
| 3 Roundwood Close, Ruislip | Semi-detached (freehold) | Feb 2004 | £425,000 | 
| 6 Roundwood Close, Ruislip | Detached (freehold) | Oct 1995 | £158,000 |