| Postcode | CM11 1QU | 
|---|---|
| Post Town | Billericay | 
| Nearest station | Wickford (3 km) | 
| Bus stops | Castledon Road (E) Village Hall (NW) Village Hall (S) Crowsheath Ln (W) | 
| Roads in this postcode | |
| Number of UPRNs | 17 View | 
| Known addresses | Blue House, 8 School Road, Downham 3 School Road, Downham 5 School Road, Downham 7 School Road, Downham 8 School Road, Downham 13 School Road, Downham 20 School Road, Downham 28 School Road, Downham | 
| Main property type | Detached | 
| Businesses | 
| Latitude | 51.636109 | |
|---|---|---|
| Longitude | 0.496331 | |
| Easting | 572850 | |
| Northing | 195985 | |
| Grid reference | TQ728959 | |
| UTM reference | 31U 326744 5723535 | |
| what3words | slowly.additives.ranking | |
| FixPhrase | crinkle magnitude skewer tighten | |
| Plus code | 9F32JFPW+CG | |
| Altitude | 72 metres (237 feet) | |
| Sunrise (today) | 6:51 | |
| Sunset (today) | 16:34 | |
| Distance away | ||
| Distance to sea | 11.8 KMs (7.3 miles) | 
| Parish | South Hanningfield | E04003971 | 
|---|---|---|
| Ward | South Hanningfield, Stock and Margaretting | E05004112 | 
| Local Authority District | Chelmsford | E07000070 | 
| County Electoral Division | Stock | E58000461 | 
| Local Authority | Essex | E10000012 | 
| County | Essex | E10000012 | 
| Constituency (2024) | Maldon | E14001351 | 
| MP | Sir John Whittingdale | Conservative | 
| Police force | Essex | |
| Water company | Essex & Suffolk Water | |
| Sewage company | Anglian Water | |
| NUTS/ITL 3 | Heart of Essex | |
| NUTS/ITL 2 | Essex | |
| NUTS/ITL 1 | East of England | |
| 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) | 46 | |
|---|---|---|
| Households (2011) | 14 | |
| 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) | Downham | E63011796 | 
| Census output area (2021) | E00109740 | |
| Census output area (2011) | 1B2 | |
| Lower layer super output area (2021) | Chelmsford 018G | E01034086 | 
| Lower layer super output area (2011) | Chelmsford 018E | E01033143 | 
| Middle layer super output area (2021) | Margaretting, Stock & Ramsden | E02004502 | 
| Middle layer super output area (2011) | Margaretting, Stock & Ramsden | E02004502 | 
| Travel to work area | Chelmsford | E30000188 | 
| Average property price in Chelmsford | £410,515 | 
|---|---|
| Annual change | 1.9% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| Blue House, 8 School Road, Downham | Detached (freehold) | Apr 2024 | £985,000 | 
| 7 School Road, Downham | Detached (freehold) | Nov 2018 | £865,000 | 
| 13 School Road, Downham | Detached (freehold) | Sep 2012 | £670,000 | 
| Detached (freehold) | Aug 1999 | £292,000 | |
| 8 School Road, Downham | Detached (freehold) | Feb 2011 | £755,000 | 
| 20 School Road, Downham | Detached (freehold) | Sep 2004 | £626,000 | 
| Detached (freehold) | Dec 2002 | £495,000 | |
| Detached (freehold) | Oct 2000 | £152,000 | |
| 5 School Road, Downham | Detached (freehold) | Jul 1998 | £365,000 | 
| 3 School Road, Downham | Detached (freehold) | Aug 1997 | £255,000 | 
| 28 School Road, Downham | Detached (freehold) | Dec 1996 | £210,000 |