Schools
3 open schools are in scope, including 3 primary and 0 secondary schools. Twyford C of E School is the nearest published school at 1.0 miles.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
MK18 4DR
Grendon Underwood & The Claydons · Buckinghamshire · England
Updated September 2026
Compare this postcodeLocation overview
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- Post town
- Buckingham
- Local authority
- Buckinghamshire
- Constituency
- Buckingham and Bletchley
- Postcode district
- MK18
- Postcode sector
- MK18 4
Nearby postcodes
Complete postcode fields and official codes
- Postcode
- MK18 4DR
- Status
- Current
- Introduced
- 1 January 1980
- Terminated
- Not published
- Postcode area
- MK
- Postcode district
- MK18
- Postcode sector
- MK18 4
- Latitude
- 51.947732
- Longitude
- -1.035619
- British National Grid easting
- 466,379
- British National Grid northing
- 228,131
Statistical and administrative geographies
- Country
- England · E92000001
- Region
- South East · E12000008
- Local authority district
- Buckinghamshire · E06000060
- Electoral ward
- Grendon Underwood & The Claydons · E05015953
- Parish or community
- E04001523
- Westminster constituency
- Buckingham and Bletchley · E14001141
- Output area
- E00089301
- Lower layer super output area
- Buckinghamshire 004B · E01017694
- Middle layer super output area
- Buckinghamshire 004 · E02003655
Postcode source versions
- Ordnance Survey: Code-Point Open Version 2026-08 · Current postcode units in Great Britain · OGL-3.0
- Office for National Statistics: ONS Postcode Directory Version 2026-08 · United Kingdom; Northern Ireland excluded pending rights review; Crown Dependencies outside product scope · OGL-3.0 with third-party rights
- Ordnance Survey: Boundary-Line Version 2026-05 · Local-authority boundaries in Great Britain · OS OpenData Licence
Explore MK18
Property
1 recorded
sale at this postcode
| Address | Date | Price |
|---|---|---|
| Cowley Farm, Cowley Farmhouse, Preston Bissett, Buckingham, MK18 4DR | 25 June 2013 | £325,000 |
Schools
Within 3.1 miles of this postcode
- Open schools
- 3
- Primary
- 3
- Secondary
- 0
- 1.6 km
Twyford C of E School
Voluntary controlled school
- 3.8 km
Steeple Claydon School and Pre-School
Community school
- 4.1 km
Roundwood Primary School
Community school
Recorded crime
Within 1 mile of this postcode
- Published events
- 1
- Months covered
- 12
- Latest month
- June 2026
Most recorded categories in this period
- Anti social behaviour 1
Census 2021
Population and age profile
- Postcode residents
- 8
- Postcode households
- 5
- Residents per household
- 1.6
- MK18 4 residents
- 4,055
5 female, 3 male
Age bands in MK18 4
Wider postcode sector- Age 0 to 14
- 15.9%
- Age 15 to 24
- 10.3%
- Age 25 to 44
- 19.2%
- Age 45 to 64
- 31.7%
- Age 65 and over
- 22.8%
625 residents
404 residents
754 residents
1,244 residents
893 residents
This postcode contained 0.2% of the sector's usual residents on Census Day. The age profile describes the wider MK18 4 sector, not people in this individual postcode.
Small counts are adjusted for privacy, so totals can differ slightly between Census tables.
Census Day: 21 March 2021. Sources: ONS/Nomis P001-P004 and ONS CT21_0228. Age table version 2024-04-08.
Fixed broadband coverage
Ofcom's predicted availability across all residential and commercial premises in this postcode in January 2026.
- Superfast, 30 Mbit/s+
- 0%
- Ultrafast, 100 Mbit/s+
- 0%
- Ultrafast, 300 Mbit/s+
- 0%
- Gigabit-capable
- 0%
- Unable to receive decent fixed or FWA broadband
- 33.3%
- Next Generation Access
- 100%
- Decent broadband available from fixed wireless
- 0%
Predicted coverage, not measured speeds. Check availability for your address with a provider. Postcode-level full-fibre figures are not published in this release.
Source: Ofcom Connected Nations Spring 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.
Nearby transport
- 1.1 miles
The Square
BCT · Preston Bissett
- 1.1 miles
The Square
BCT · Preston Bissett
- 1.1 miles
The Crown PH
BCT · Twyford
- 1.1 miles
The Crown PH
BCT · Twyford
- 1.2 miles
Rosehill Crescent
BCT · Twyford
Relative deprivation
English Indices of Deprivation 2025 for Buckinghamshire 004B, the published LSOA linked to this postcode. Decile 1 contains the most deprived 10% of English LSOAs and decile 10 the least deprived 10%.
Overall IMD decile
7 of 10
Overall England rank
22,186 of 33,755
- Income
- 8 of 10
- Employment
- 8 of 10
- Education and skills
- 8 of 10
- Health and disability
- 9 of 10
- Crime
- 10 of 10
- Housing and services
- 1 of 10
- Living environment
- 4 of 10
These are relative area statistics, not measures of an individual household, affluence or absolute change. They cannot be compared with indices for other UK nations. Source: English Indices of Deprivation 2025, version 2025-v2.
Flood risk
Environment Agency long-term indicators for the area around addresses in this postcode. They are not an assessment of any individual property and do not show current or forecast flooding.
- High risk addresses
- 0
- Medium risk addresses
- 0
- Low risk addresses
- 0
- Groundwater flood alert area
- Unlikely
Source: Environment Agency flood-risk postcode search tool data, version 2026-06-18. Check the long-term risk for an individual area. © Environment Agency copyright and/or database right 2025. All rights reserved.
Evidence in context
Recorded crime
1 published events cover 12 months, averaging 0.083 events per published month. The largest recorded category is Anti social behaviour with 1 events.
The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.