MK18 3AB Buckinghamshire
Live postcode, introduced January 1980. Ward: Winslow. Region: South East.
Streets
- Market Square, Winslow: 29 addresses
- Bell Walk, Winslow: 1 address
Council tax
What each band costs in Buckinghamshire in 2026-27: Band D £2,527 a year on average, including the police, fire and any county and parish charges.
| A | B | C | D | E | F | G | H |
|---|---|---|---|---|---|---|---|
| £1,684 | £1,965 | £2,246 | £2,527 | £3,088 | £3,650 | £4,211 | £5,053 |
Homes by band in the neighbourhood around this postcode: most are in band C (30% of about 1,260 homes).
Planning and heritage
- Conservation area: yes, Winslow (council page). Extensions, demolition, some windows and doors, and work on trees need consent.
- Listed buildings within 100 m of this postcode: 44.
- 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
- CHURCH OF ST LAURENCE, grade II*
- KEACH'S MEETING HOUSE AND GRAVEYARD WALLS, grade II*
- 10, HIGH STREET, grade II
- 12, MARKET SQUARE, grade II
- 14, HIGH STREET, grade II
- 14, MARKET SQUARE, grade II
- 16, HIGH STREET, grade II
- 17, MARKET SQUARE, grade II
- 18, HIGH STREET, grade II
- 2, BELL WALK, grade II
- 20, HIGH STREET, grade II
- 20, HORN STREET, grade II
- 21-23, MARKET SQUARE, grade II
- 22-24, HORN STREET, grade II
- 25, MARKET SQUARE, grade II
- 3-5, BELL WALK, grade II
- 4, THE WALK, grade II
- 5, MARKET SQUARE, grade II
- 5A Market Square, grade II
- 6, HORN STREET, grade II
- 7-9, MARKET SQUARE, grade II
- 9-11, THE WALK, grade II
- 9, HORN STREET, grade II
- ASHLING, grade II
- BEL AIR LAUNDRETTE, grade II
- BROOK HALL, grade II
- CHURCHWALK HOUSE, grade II
- DF MIDGLEY, IRONMONGER, grade II
- FARTHINGS, grade II
- GOBLIN MARKET, grade II
And 14 more.
Flood risk
No address in this postcode is in an area at high, medium or low risk of flooding from rivers, the sea or surface water. The rest are in areas at very low risk: less than a 0.1% (1 in 1,000) chance a year.
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.
Height above sea level
The postcode's 34 addresses are between 113 m and 115 m above sea level (114 m on average).
Broadband
Superfast 100%, ultrafast 94%, gigabit 94% of premises; 0% cannot get 10 Mbit/s. Ofcom Connected Nations, data as at January 2026.
Getting around
| Nearest | Distance | |
|---|---|---|
| Railway stations | Bletchley 1.4 million journeys in 2024–25 | 11.7 km |
| Aylesbury Vale Parkway 128,000 journeys in 2024–25 | 12.3 km | |
| Milton Keynes Central 6.1 million journeys in 2024–25 | 12.7 km | |
| Bus stops | 8 stops within 400 m, 21 within 800 m; nearest The Bell Hotel Winslow | 130 m |
| EV charging points | Roam Charging Station | 3.4 km |
| Airport with scheduled flights | London Luton Airport LTN | 36.1 km |
Local services
| Nearest | Distance | |
|---|---|---|
| GP surgeries | Westcroft Health Centre | 9.4 km |
| Pharmacies | 1 pharmacies within 1.6 km; nearest Jardines Pharmacy | 20 m |
| NHS dentists | 2 practices within 1.6 km; nearest High Street (Dental Surgery) | 80 m |
| Hospital | Buckingham Hospital | 9.8 km |
| Police station | Milton Keynes Police Station | 13.7 km |
| Cash machines | 2 machines within 800 m; nearest The Cooperative Food Winslow Cashzone | 400 m |
Parks and green space
| Nearest | Distance | |
|---|---|---|
| Park or garden | 1 within 800 m; nearest Tomkins Park and Arboretum 3.9 ha | 270 m |
| Play area | 3 within 800 m; nearest Unnamed 620 m² | 380 m |
| Playing field | 1 within 800 m; nearest Unnamed 3.2 ha | 400 m |
| Allotments | Unnamed 1.4 ha | 1.2 km |
Within 800 m: 1 park or garden, 3.9 hectares in all.
Landmarks
The nearest historic landmark is Keach's Meeting House and Graveyard Walls, a listed building (Grade II*), 80 m south. 82 listed buildings are within 1.0 km, 1 of them Grade I and 2 of them Grade II*.
| Name | What it is | From the postcode's centre |
|---|---|---|
| Keach's Meeting House and Graveyard Walls | Listed building, Grade II* | 80 m south |
| Church of St Laurence | Listed building, Grade II* | 90 m north |
| Winslow Hall | Listed building, Grade I | 160 m east |
| Name | What it is | From the postcode's centre |
|---|---|---|
| Roddimore Covert | Wood | 1.4 km north |
| Tuckey Covert | Wood | 1.4 km south-west |
| Sun Hill | Hill | 1.6 km north-east |
| Millknob Hill | Hill | 1.9 km south |
| South Lake | Lake or reservoir | 2.3 km west |
| Larch Covert | Wood | 2.3 km north-west |
Air quality
| Pollutant | Here | UK limit | WHO guideline |
|---|---|---|---|
| Nitrogen dioxide (NO2) | 6.0 | 40 | 10 |
| Fine particles (PM2.5) | 6.8 | 20 | 5 |
| Particles (PM10) | 11.5 | 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 |
|---|---|---|
| 65 to 69 | 3 | 0 |
| 60 to 64 | 7 | 0 |
| 55 to 59 | 9 | 0 |
| Under 55 | 15 | 34 |
19 of the postcode's 34 addresses are 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 | 50 | 40 |
| Children under 15 | 9% | 17% |
| Aged 65 and over | 22% | 18% |
Homes
| Around this postcode | England | |
|---|---|---|
| Owned (outright or with a mortgage) | 61% | 61% |
| Owned outright | 36% | 33% |
| Shared ownership | 0% | 1% |
| Social rented | 5% | 17% |
| Private rented | 34% | 21% |
Work and commuting
| Around this postcode | England | |
|---|---|---|
| Adults (16 and over) in work | 62% | 57% |
| Unemployment (of those working or looking for work) | 3% | 6% |
| Retired (of adults) | 22% | 22% |
| Long-term sick or disabled (of adults) | 3% | 4% |
| Work mainly from home (of those in work) | 39% | 32% |
| Travel to work by car or van | 46% | 48% |
| By train, Underground, metro or tram | 1% | 4% |
| By any public transport, including bus | 4% | 8% |
| On foot or by bicycle | 10% | 10% |
| Work within 10 km of home (of those who travel to work) | 46% | 65% |
| Work 30 km or more away | 14% | 8% |
Education and languages
| Around this postcode | England | |
|---|---|---|
| Degree or other higher qualification, Level 4+ (of adults) | 44% | 34% |
| No qualifications | 11% | 18% |
| Apprenticeship as highest qualification | 5% | 5% |
| Main language English (aged 3 and over) | 97% | 91% |
| Cannot speak English well or at all | 0% | 2% |
Deprivation
The neighbourhood around this postcode is in decile 7 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 Market Square.