| Postcode | RG18 9YY | 
|---|---|
| Post Town | Thatcham | 
| Nearest station | Newbury Racecourse (5 km) | 
| Bus stops | 
                       Downehouse School (SE) 
                     | 
                  
| Known addresses | 
                       
                          No addresses found
                       
                     | 
                  
| Businesses | 
                     
                        No businesses found
                     
                   | 
                
| Latitude | 51.440588 | |
|---|---|---|
| Longitude | -1.272714 | |
| Easting | 450646 | |
| Northing | 171539 | |
| Grid reference | SU506715 | |
| UTM reference | 30U 620047 5700236 | |
| what3words | diary.harmonica.frowns | |
| FixPhrase | cringe macaroni slacking unshaven | |
| Plus code | 9C3WCPRG+6W | |
| Altitude | 162 metres (530 feet) | |
| Sunrise (today) | 7:04 | |
| Sunset (today) | 16:34 | |
| Distance away | ||
| Distance to sea | 58.3 KMs (36.2 miles) | 
| Parish | Cold Ash | E04001162 | 
|---|---|---|
| Ward | Chieveley & Cold Ash | E05012137 | 
| Unitary Authority | West Berkshire | E06000037 | 
| County | Berkshire | E11000002 | 
| Constituency (2024) | Newbury | E14001376 | 
| MP | Mr Lee Dillon | Liberal Democrat | 
| Police force | Thames Valley | |
| NUTS/ITL 3 | Berkshire West | |
| NUTS/ITL 2 | Berkshire, Buckinghamshire and Oxfordshire | |
| NUTS/ITL 1 | South East | |
| Country | England | E92000001 | 
| Date introduced | July 1995 | 
|---|---|
| Date usage ended | December 1998 | 
| Last updated | September 2025 | 
| User type | Large (addresses receive more than 25 items of mail per day) | 
| Quality | Postcode sector mean (mainly PO Boxes) | 
| 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) | Cold Ash | E63012228 | 
| Census output area (2021) | E00177238 | |
| Census output area (2011) | 6A4 | |
| Lower layer super output area (2021) | West Berkshire 007F | E01033851 | 
| Lower layer super output area (2011) | West Berkshire 007C | E01016283 | 
| Middle layer super output area (2021) | Hermitage & Cold Ash | E02003373 | 
| Middle layer super output area (2011) | Hermitage & Cold Ash | E02003373 | 
| Travel to work area | Newbury | E30000244 |