| Postcode | PO18 9HW | 
|---|---|
| Post Town | Chichester | 
| Nearest station | Fishbourne (Sussex) (6 km) | 
| Bus stops | No nearby bus stops | 
| Roads in this postcode | |
| Number of UPRNs | 10 View | 
| Known addresses | Welldown House, Chilgrove Road, Lavant | 
| Main property type | Detached | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 50.892629 | |
|---|---|---|
| Longitude | -0.810536 | |
| Easting | 483754 | |
| Northing | 111023 | |
| Grid reference | SU837110 | |
| UTM reference | 30U 653980 5640168 | |
| what3words | sooner.outermost.soak | |
| FixPhrase | crib machinist sulfide unstitch | |
| Plus code | 9C2XV5VQ+3Q | |
| Altitude | 50 metres (164 feet) | |
| Sunrise (today) | 6:54 | |
| Sunset (today) | 16:41 | |
| Distance away | ||
| Distance to sea | 6.9 KMs (4.3 miles) | 
| Parish | West Dean | E04009938 | |
|---|---|---|---|
| Ward | Goodwood | E05011674 | |
| Local Authority District | Chichester | E07000225 | |
| County Electoral Division | Chichester North | E58001614 | |
| Local Authority | West Sussex | E10000032 | |
| County | West Sussex | E10000032 | |
| Constituency (2024) | Chichester | E14001166 | |
| MP | Jess Brown-Fuller | Liberal Democrat | |
| Police force | Sussex | ||
| Water company | Portsmouth Water | ||
| Sewage company | Southern Water | ||
| National park | South Downs National Park | E26000010 | |
| NUTS/ITL 3 | West Sussex (South West) | ||
| NUTS/ITL 2 | Surrey, East and West Sussex | ||
| 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) | 11 | |
|---|---|---|
| Households (2011) | 3 | |
| Index of Multiple Deprivation (2019) | Most deprivedLeast deprived | |
| Average household income (2020) | Lowest (£22,200)
                        Highest (£108,100)
                       | |
| Rural/urban (2021) | Smaller rural: Further from a major town or city | |
| Rural/urban (2011) | Rural hamlet and isolated dwellings | |
| Census output area (2021) | E00160526 | |
| Census output area (2011) | 1C1 | |
| Lower layer super output area (2021) | Chichester 006A | E01031477 | 
| Lower layer super output area (2011) | Chichester 006A | E01031477 | 
| Middle layer super output area (2021) | Dean, Lavant & Summersdale | E02006566 | 
| Middle layer super output area (2011) | Dean, Lavant & Summersdale | E02006566 | 
| Travel to work area | Chichester and Bognor Regis | E30000191 | 
| Average property price in Portsmouth | £299,930 | 
|---|---|
| Annual change | 0.3% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| Welldown House, Chilgrove Road, Lavant | Detached (freehold) | Oct 2014 | £999,999 | 
| Detached (freehold) | Sep 1999 | £413,000 |