CM4 9AH Brentwood
Live postcode, introduced January 1980. Ward: Ingatestone, Fryerning & Mountnessing. Region: East of England.
Streets
- Heybridge Road, Ingatestone: 16 addresses
- Marks Close, Ingatestone: 1 address
Council tax
What each band costs in Brentwood in 2026-27: Band D £2,258 a year on average, including the police, fire and any county and parish charges.
| A | B | C | D | E | F | G | H |
|---|---|---|---|---|---|---|---|
| £1,505 | £1,756 | £2,007 | £2,258 | £2,760 | £3,262 | £3,764 | £4,516 |
Homes by band in the neighbourhood around this postcode: most are in band D (36% of about 880 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: no.
Flood risk
Rivers, the sea or surface water: in this postcode, 0 addresses are in areas at high risk, 3 at medium risk and 4 at low risk. Each address counts once, at the higher of its rivers-and-sea and surface-water risk.
Rivers and the sea alone: of the 16 homes the Environment Agency counts, 0 are in areas at high risk, 2 medium, 5 low and 0 very low.
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: the postcode centre is in flood zone 2. Zone 2 is between 0.1% and 1% a year from rivers (0.1% and 0.5% from the sea), ignoring defences.
Height above sea level
The postcode's 17 addresses are between 51 m and 53 m above sea level (52 m on average).
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 | 1.2 km |
| Shenfield 5.8 million journeys in 2024–25 | 4.3 km | |
| Billericay 2.3 million journeys in 2024–25 | 4.9 km | |
| Bus stops | 2 stops within 400 m, 5 within 800 m; nearest Burnthouse Lane Mountnessing | 320 m |
| Bus or coach station | Community Hospital Shenfield | 5.5 km |
| Car parks | Ingatestone Station (Hall Lane) Car Park | 1.1 km |
| EV charging points | PoGo Charge | 5.0 km |
| Airport with scheduled flights | London Southend Airport SEN | 24.5 km |
| Nearest large airport | London Stansted Airport STN | 26.7 km |
Local services
| Nearest | Distance | |
|---|---|---|
| GP surgeries | 1 practices within 1.6 km; nearest The New Folly Surgery | 1.4 km |
| Pharmacies | Shadforth Pharmaceutical Co LTD | 1.6 km |
| NHS dentists | 1 practices within 1.6 km; nearest Start Smiling Dental Practice | 1.5 km |
| Hospital | Mayflower Community Hospital | 4.7 km |
| Police station | Billericay Police Station | 5.3 km |
| Cash machines | Chelmsford Star Coop Ingatestone | 1.3 km |
Parks and green space
| Nearest | Distance | |
|---|---|---|
| Park or garden | Hutton Country Park 35 ha | 2.3 km |
| Play area | 1 within 800 m; nearest Unnamed 290 m² | 70 m |
| Playing field | 1 within 800 m; nearest Unnamed 4,430 m² | 70 m |
| Allotments | 2 within 800 m; nearest Unnamed 3,710 m² | 380 m |
Air quality
| Pollutant | Here | UK limit | WHO guideline |
|---|---|---|---|
| Nitrogen dioxide (NO2) | 8.7 | 40 | 10 |
| Fine particles (PM2.5) | 7.2 | 20 | 5 |
| Particles (PM10) | 13.4 | 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
| Level | Road traffic | Railways |
|---|---|---|
| 55 to 59 | 1 | 0 |
| Under 55 | 16 | 17 |
1 of the postcode's 17 addresses is modelled at 55 dB or more from road traffic, above the WHO guidelines.
People and work
Who lives here
| Around this postcode | England | |
|---|---|---|
| Median age | 46 | 40 |
| Children under 15 | 17% | 17% |
| Aged 65 and over | 23% | 18% |
Homes
| Around this postcode | England | |
|---|---|---|
| Owned (outright or with a mortgage) | 79% | 61% |
| Owned outright | 47% | 33% |
| Shared ownership | under 1% | 1% |
| Social rented | 4% | 17% |
| Private rented | 17% | 21% |
Work and commuting
| Around this postcode | England | |
|---|---|---|
| Adults (16 and over) in work | 57% | 57% |
| Unemployment (of those working or looking for work) | 2% | 6% |
| Retired (of adults) | 29% | 22% |
| Long-term sick or disabled (of adults) | 3% | 4% |
| Work mainly from home (of those in work) | 45% | 32% |
| Travel to work by car or van | 44% | 48% |
| By train, Underground, metro or tram | 8% | 4% |
| By any public transport, including bus | 8% | 8% |
| On foot or by bicycle | 3% | 10% |
| Work within 10 km of home (of those who travel to work) | 34% | 65% |
| Work 30 km or more away | 17% | 8% |
Education and languages
| Around this postcode | England | |
|---|---|---|
| Degree or other higher qualification, Level 4+ (of adults) | 34% | 34% |
| No qualifications | 16% | 18% |
| Apprenticeship as highest qualification | 5% | 5% |
| Main language English (aged 3 and over) | 98% | 91% |
| Cannot speak English well or at all | 0% | 2% |
Deprivation
The neighbourhood around this postcode is in decile 6 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 Heybridge Road.