| Postcode | SL9 8RX | 
|---|---|
| Post Town | Gerrards Cross | 
| Nearest station | Gerrards Cross (1 km) | 
| Bus stops | St Joseph's Church (SE) Austenwood Common (NW) | 
| Roads in this postcode | |
| Number of UPRNs | 5 View | 
| Known addresses | Flat 1, Mayfield House, Bull Lane, Chalfont St Peter Flat 2, Mayfield House, Bull Lane, Chalfont St Peter Flat 3, Mayfield House, Bull Lane, Chalfont St Peter | 
| Main property type | Flat | 
| Businesses | 
| Latitude | 51.596612 | |
|---|---|---|
| Longitude | -0.563259 | |
| Easting | 499614 | |
| Northing | 189618 | |
| Grid reference | SU996896 | |
| UTM reference | 30U 668771 5718986 | |
| what3words | woes.raced.king | |
| FixPhrase | cringing maggot surplus unselfish | |
| Plus code | 9C3XHCWP+JM | |
| Altitude | 90 metres (295 feet) | |
| Sunrise (today) | 6:55 | |
| Sunset (today) | 16:38 | |
| Distance away | ||
| Distance to sea | 69.2 KMs (43 miles) | 
| Parish | Chalfont St. Peter | E04001566 | 
|---|---|---|
| Ward | Gerrards Cross & Denham | E05015952 | 
| Unitary Authority | Buckinghamshire | E06000060 | 
| County | Buckinghamshire | E10000002 | 
| Constituency (2024) | Chesham and Amersham | E14001162 | 
| MP | Sarah Green | Liberal Democrat | 
| Police force | Thames Valley | |
| Water company | Affinity Water | |
| Sewage 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) | 6 | |
|---|---|---|
| Households (2011) | 4 | |
| 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) | Chalfont St Peter | E63011881 | 
| Census output area (2021) | E00089572 | |
| Census output area (2011) | 6A4 | |
| Lower layer super output area (2021) | Buckinghamshire 054A | E01017751 | 
| Lower layer super output area (2011) | Chiltern 012A | E01017751 | 
| Middle layer super output area (2021) | Chalfont St Peter West | E02003687 | 
| Middle layer super output area (2011) | Chalfont St Peter West | E02003687 | 
| Travel to work area | High Wycombe and Aylesbury | E30000218 | 
| Average property price in Slough | £515,972 | 
|---|---|
| Annual change | 0.1% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| Flat 1, Mayfield House, Bull Lane, Chalfont St Peter | Flat (freehold) | Sep 2016 | £515,000 | 
| Flat 3, Mayfield House, Bull Lane, Chalfont St Peter | Flat (freehold) | Feb 2006 | £347,300 | 
| Flat (freehold) | May 2005 | £300,000 | |
| Flat (freehold) | Nov 1996 | £134,750 | |
| Flat 2, Mayfield House, Bull Lane, Chalfont St Peter | Flat (freehold) | Nov 1996 | £122,000 |