| Postcode | SL7 1QE | 
|---|---|
| Post Town | Marlow | 
| Nearest station | Marlow (1 km) | 
| Bus stops | Quarry Wood Road (NW) Railway Station (W) Railway Station (SW) Stoneyware (SW) Stoneyware (NE) | 
| Roads in this postcode | |
| Number of UPRNs | 18 View | 
| Known addresses | Formosa, Lock Island, Marlow Kingfishers, Lock Island, Marlow The Chalet, Lock Island, Marlow The Dacha, Lock Island, Marlow The Wilding, Lock Island, Marlow White Cottage, Lock Island, Marlow | 
| Main property type | Detached | 
| Businesses | 
| Latitude | 51.566168 | |
|---|---|---|
| Longitude | -0.768303 | |
| Easting | 485469 | |
| Northing | 185973 | |
| Grid reference | SU854859 | |
| UTM reference | 30U 654674 5715148 | |
| what3words | diagram.stylists.clip | |
| FixPhrase | cringing magazine staff transpose | |
| Plus code | 9C3XH68J+FM | |
| Altitude | 29 metres (94 feet) | |
| Sunrise (today) | 6:56 | |
| Sunset (today) | 16:39 | |
| Distance away | ||
| Distance to sea | 81.1 KMs (50.4 miles) | 
| Parish | Marlow | E04001610 | 
|---|---|---|
| Ward | Marlow | E05015960 | 
| Unitary Authority | Buckinghamshire | E06000060 | 
| County | Buckinghamshire | E10000002 | 
| Constituency (2024) | Beaconsfield | E14001082 | 
| MP | Joy Morrissey | Conservative | 
| Police force | Thames Valley | |
| Water company | Thames Water | |
| NUTS/ITL 3 | Buckinghamshire | |
| NUTS/ITL 2 | Berkshire, Buckinghamshire and Oxfordshire | |
| NUTS/ITL 1 | South East | |
| 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) | 17 | |
|---|---|---|
| Households (2011) | 9 | |
| 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 city and town | |
| Built up area (2024) | Marlow | E63011953 | 
| Census output area (2021) | E00090287 | |
| Census output area (2011) | 5B1 | |
| Lower layer super output area (2021) | Buckinghamshire 061B | E01017896 | 
| Lower layer super output area (2011) | Wycombe 023B | E01017896 | 
| Middle layer super output area (2021) | Marlow East | E02003718 | 
| Middle layer super output area (2011) | Marlow East | E02003718 | 
| Travel to work area | High Wycombe and Aylesbury | E30000218 | 
| Average property price in Slough | £515,972 | 
|---|---|
| Annual change | 0.1% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| White Cottage, Lock Island, Marlow | Detached (freehold) | Jun 2021 | £950,000 | 
| The Dacha, Lock Island, Marlow | Detached (freehold) | Apr 2020 | £485,000 | 
| The Wilding, Lock Island, Marlow | Detached (freehold) | Jan 2017 | £830,000 | 
| The Chalet, Lock Island, Marlow | Detached (freehold) | Apr 2013 | £410,000 | 
| Formosa, Lock Island, Marlow | Detached (freehold) | Jan 2011 | £352,000 | 
| Kingfishers, Lock Island, Marlow | Detached (freehold) | Aug 2007 | £375,000 |