CM4 9PB Chelmsford
Live postcode, introduced January 1980. Ward: South Hanningfield, Stock and Margaretting. Region: East of England.
Streets
- Ingatestone Road, Chelmsford: 11 addresses
- Back Lane, Chelmsford: 1 address
Council tax
What each band costs in Chelmsford in 2026-27: Band D £2,300 a year on average, including the police, fire and any county and parish charges.
| A | B | C | D | E | F | G | H |
|---|---|---|---|---|---|---|---|
| £1,533 | £1,789 | £2,045 | £2,300 | £2,811 | £3,322 | £3,834 | £4,600 |
Homes by band in the neighbourhood around this postcode: most are in band G (21% of about 850 homes).
Planning and heritage
- Conservation area: no postcode centre in this postcode is in one.
- Listed buildings within 100 m of this postcode: none.
- Article 4 direction (removing permitted development rights): none recorded, though not every council has published theirs.
- Tree preservation orders: none recorded, though not every council has published theirs.
- Green belt: yes, Chelmsford.
Brownfield land registered for housing within 1.0 km
- Brock Farm Ingatestone Road Stock Ingatestone, permissioned (270 m)
Flood risk
Rivers, the sea or surface water: in this postcode, 0 addresses are in areas at high risk, 0 at medium risk and 1 at low risk. Each address counts once, at the higher of its rivers-and-sea and surface-water risk.
Rivers and the sea alone: no home is in an area at risk.
High: 3.3% (1 in 30) or more chance of flooding a year. Medium: 1% to 3.3%. Low: 0.1% to 1%. Very low: under 0.1%. The rivers and sea figures allow for flood defences. Counts cover whole postcodes, which can include other streets.
Flood zone for planning: no postcode centre is in flood zone 2 or 3.
Broadband
Superfast 100%, ultrafast 100%, gigabit 100% of premises; 0% cannot get 10 Mbit/s. Ofcom Connected Nations, data as at January 2026.
Getting around
| Nearest | Distance | |
|---|---|---|
| Railway stations | Ingatestone 779,000 journeys in 2024–25 | 2.9 km |
| Billericay 2.3 million journeys in 2024–25 | 3.2 km | |
| Shenfield 5.8 million journeys in 2024–25 | 7.1 km | |
| Bus stops | None within 800 m | |
| Bus or coach station | Community Hospital Shenfield | 8.2 km |
| Car parks | Ingatestone Station (Hall Lane) Car Park | 2.9 km |
| EV charging points | PoGo Charge | 3.6 km |
| Airport with scheduled flights | London Southend Airport SEN | 21.1 km |
| Nearest large airport | London Stansted Airport STN | 28.5 km |
Local services
| Nearest | Distance | |
|---|---|---|
| GP surgeries | Stock Surgery | 2.0 km |
| Pharmacies | Boots | 2.3 km |
| NHS dentists | Dental Surgery | 2.3 km |
| Hospital | Mayflower Community Hospital | 4.2 km |
| Police station | Billericay Police Station | 3.9 km |
| Cash machines | The Cooperative Food Billericay Cashzone | 2.1 km |
Parks and green space
| Nearest | Distance | |
|---|---|---|
| Park or garden | Queens Park Country Park 25 ha | 1.3 km |
| Play area | Unnamed 1,000 m² | 1.7 km |
| Playing field | Stock Common 1.6 ha | 1.9 km |
| Allotments | Stock Lane Allotments 1.8 ha | 2.6 km |
Air quality
| Pollutant | Here | UK limit | WHO guideline |
|---|---|---|---|
| Nitrogen dioxide (NO2) | 7.8 | 40 | 10 |
| Fine particles (PM2.5) | 7.1 | 20 | 5 |
| Particles (PM10) | 12.7 | 40 | 15 |
All three are within the UK legal limits; PM2.5 is above the WHO guideline, as in most towns and cities.
Road and rail noise
Noise figures are still being loaded.
People and work
Who lives here
| Around this postcode | England | |
|---|---|---|
| Median age | 50 | 40 |
| Children under 15 | 15% | 17% |
| Aged 65 and over | 22% | 18% |
Homes
| Around this postcode | England | |
|---|---|---|
| Owned (outright or with a mortgage) | 82% | 61% |
| Owned outright | 52% | 33% |
| Shared ownership | 0% | 1% |
| Social rented | under 1% | 17% |
| Private rented | 18% | 21% |
Work and commuting
| Around this postcode | England | |
|---|---|---|
| Adults (16 and over) in work | 61% | 57% |
| Unemployment (of those working or looking for work) | 0% | 6% |
| Retired (of adults) | 27% | 22% |
| Long-term sick or disabled (of adults) | under 1% | 4% |
| Work mainly from home (of those in work) | 51% | 32% |
| Travel to work by car or van | 42% | 48% |
| By train, Underground, metro or tram | 3% | 4% |
| By any public transport, including bus | 3% | 8% |
| On foot or by bicycle | 1% | 10% |
| Work within 10 km of home (of those who travel to work) | 37% | 65% |
| Work 30 km or more away | 20% | 8% |
Education and languages
| Around this postcode | England | |
|---|---|---|
| Degree or other higher qualification, Level 4+ (of adults) | 31% | 34% |
| No qualifications | 19% | 18% |
| Apprenticeship as highest qualification | 5% | 5% |
| Main language English (aged 3 and over) | 97% | 91% |
| Cannot speak English well or at all | under 1% | 2% |
Deprivation
The neighbourhood around this postcode is in decile 5 of 10 on the English Indices of Deprivation 2025, where 1 is the most deprived tenth of England's 33,755 neighbourhoods and 10 the least.
The full dossier for this postcode's main street is on Ingatestone Road.