BH20 4AT Dorset
Live postcode, introduced January 1980. Ward: Wareham. Region: South West.
Streets
- North Causeway, Wareham: 12 addresses
- Northport, Wareham: 1 address
- Unnamed street near North Causeway, Wareham: 1 address
Council tax
What each band costs in Dorset in 2026-27: Band D £2,765 a year on average, including the police, fire and any county and parish charges.
| A | B | C | D | E | F | G | H |
|---|---|---|---|---|---|---|---|
| £1,843 | £2,151 | £2,458 | £2,765 | £3,379 | £3,994 | £4,608 | £5,530 |
Homes by band in the neighbourhood around this postcode: most are in band C (56% of about 700 homes).
Planning and heritage
- Conservation area: no postcode centre in this postcode is in one.
- Listed buildings within 100 m of this postcode: 2.
- 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.
Listed buildings
- K6 TELEPHONE KIOSK OUTSIDE RAILWAY STATION, NORTH CAUSEWAY, grade II
- WAREHAM RAILWAY STATION, grade II
Brownfield land registered for housing within 1 km (0.6 miles)
- Former Gas Works: up to 20 homes, not permissioned (400 m (0.2 miles))
Flood risk
Rivers, the sea or surface water: in this postcode, 0 addresses are in areas at high risk, 0 at medium risk and 2 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 7 homes the Environment Agency counts, 0 are in areas at high risk, 0 medium, 2 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: no postcode centre is in flood zone 2 or 3.
Height above sea level
The postcode's 14 addresses are between 2 m and 4 m above sea level (3 m on average).
Broadband
Superfast 100%, ultrafast 63%, gigabit 63% of premises; 0% cannot get 10 Mbit/s. Ofcom Connected Nations, data as at January 2026.
Getting around
| Nearest | Distance | |
|---|---|---|
| Railway stations | Wareham (Dorset) 302,000 journeys in 2024–25 | 100 m |
| Holton Heath 42,000 journeys in 2024–25 | 3.3 km (2 miles) | |
| Hamworthy 145,000 journeys in 2024–25 | 7.6 km (4.7 miles) | |
| Bus stops | 7 stops within 400 m (0.2 miles), 16 within 800 m (0.5 miles); nearest Wareham Station | 120 m |
| Bus or coach station | Bus Station Poole | 9.9 km (6.2 miles) |
| Ferry terminal | Poole Ferry Terminal Lower Hamworthy | 8.7 km (5.4 miles) |
| EV charging points | 3 within 1.6 km (1 mile); nearest Be.EV Charging Station | 720 m (0.4 miles) |
| Airport with scheduled flights | Bournemouth Airport BOH | 21.7 km (13 miles) |
| Nearest large airport | Bristol Airport BRS | 87.6 km (54 miles) |
Local services
| Nearest | Distance | |
|---|---|---|
| GP surgeries | 1 practices within 1.6 km (1 mile); nearest Wareham Surgery | 640 m (0.4 miles) |
| Pharmacies | 2 pharmacies within 1.6 km (1 mile); nearest Medsclinic Pharmacy | 750 m (0.5 miles) |
| NHS dentists | 1 practices within 1.6 km (1 mile); nearest Purbeck Dental Care | 810 m (0.5 miles) |
| Hospital | Wareham Community Hospital | 660 m (0.4 miles) |
| Police station | Purbeck Police | 930 m (0.6 miles) |
| Cash machines | 2 machines within 800 m (0.5 miles); nearest Shell Bere Regis, A 35 | 720 m (0.4 miles) |
Parks and green space
| Nearest | Distance | |
|---|---|---|
| Park or garden | 1 within 800 m (0.5 miles); nearest Northmoor Park 2.1 ha | 380 m |
| Play area | 4 within 800 m (0.5 miles); nearest Unnamed 430 m² | 300 m |
| Playing field | 1 within 800 m (0.5 miles); nearest Unnamed 2.3 ha | 690 m (0.4 miles) |
| Allotments | 1 within 800 m (0.5 miles); nearest Unnamed 7,810 m² | 730 m (0.5 miles) |
Within 800 m (0.5 miles): 1 park or garden, 2.1 hectares in all.
Landmarks
The nearest historic landmark is St Martin's Church, a scheduled monument, 450 m (0.3 miles) south-east. 181 listed buildings are within 1 km (0.6 miles), 3 of them Grade I and 6 of them Grade II*.
| Name | What it is | From the postcode's centre |
|---|---|---|
| St Martin's Church | Scheduled monument | 450 m (0.3 miles) south-east |
| Church of St Martin | Listed building, Grade I | 450 m (0.3 miles) south |
| Part of the defences of the Anglo-Saxon fortified centre of Wareham and part of the motte and bailey castle with shell keep | Scheduled monument | 650 m (0.4 miles) south |
| 12, West Street | Listed building, Grade II* | 790 m (0.5 miles) south |
| No 22 (St Michaels House) | Listed building, Grade II* | 800 m (0.5 miles) south |
| Streche's Almhouses | Listed building, Grade II* | 800 m (0.5 miles) south-east |
| Four bowl barrows 70m east of Seven Barrows Farm | Scheduled monument | 1.1 km (0.7 miles) north-west |
| Name | What it is | From the postcode's centre |
|---|---|---|
| North Bestwall Wood | Wood | 700 m (0.4 miles) east |
| Buck's Cove Saltmarsh | Wetland | 2 km (1.2 miles) east |
| Great Ovens Hill | Hill | 2 km (1.3 miles) north |
| Turner's Cove | Bay | 2.4 km (1.5 miles) east |
| Rushy Bottom | Valley | 2.6 km (1.6 miles) north-east |
| The Decoy | Lake or reservoir | 3.3 km (2.1 miles) north |
Air quality
| Pollutant | Here | UK limit | WHO guideline |
|---|---|---|---|
| Nitrogen dioxide (NO2) | 5.2 | 40 | 10 |
| Fine particles (PM2.5) | 5.4 | 20 | 5 |
| Particles (PM10) | 8.7 | 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
| Level | Road traffic | Railways |
|---|---|---|
| 55 to 59 | 6 | 3 |
| Under 55 | 8 | 11 |
6 of the postcode's 14 addresses are modelled at 55 dB or more from road traffic, and 3 from railways, above the WHO guidelines.
Climate, daylight and earthquakes
Monthly temperatures and rainfall, sunrise and sunset through the year, and earthquakes recorded nearby since 1970 are much the same across the area, so they are worked out once for Dorset: see them on the Dorset page.
People and work
Who lives here
| Around this postcode | England | |
|---|---|---|
| Median age | 44 | 40 |
| Children under 15 | 16% | 17% |
| Aged 65 and over | 26% | 18% |
Homes
| Around this postcode | England | |
|---|---|---|
| Owned (outright or with a mortgage) | 50% | 61% |
| Owned outright | 35% | 33% |
| Shared ownership | under 1% | 1% |
| Social rented | 23% | 17% |
| Private rented | 26% | 21% |
Work and commuting
| Around this postcode | England | |
|---|---|---|
| Adults (16 and over) in work | 49% | 57% |
| Unemployment (of those working or looking for work) | 7% | 6% |
| Retired (of adults) | 28% | 22% |
| Long-term sick or disabled (of adults) | 6% | 4% |
| Work mainly from home (of those in work) | 11% | 32% |
| Travel to work by car or van | 66% | 48% |
| By train, Underground, metro or tram | under 1% | 4% |
| By any public transport, including bus | 2% | 8% |
| On foot or by bicycle | 20% | 10% |
| Work within 10 km (6 miles) of home (of those who travel to work) | 51% | 65% |
| Work 30 km (19 miles) or more away | 8% | 8% |
Education and languages
| Around this postcode | England | |
|---|---|---|
| Degree or other higher qualification, Level 4+ (of adults) | 24% | 34% |
| No qualifications | 23% | 18% |
| Apprenticeship as highest qualification | 7% | 5% |
| Main language English (aged 3 and over) | 99% | 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 North Causeway.