Grendon Underwood & The Claydons · Buckinghamshire · England
Updated September 2026
Compare this postcode| Address | Date | Price |
|---|---|---|
| 1, Manor Gardens, Grendon Underwood, Aylesbury, HP18 0UT | 4 July 2025 | £800,000 |
| 2, Manor Gardens, Grendon Underwood, Aylesbury, HP18 0UT | 28 July 2021 | £785,000 |
| 3, Manor Gardens, Grendon Underwood, Aylesbury, HP18 0UT | 13 April 2000 | £320,000 |
Within 3.1 miles of this postcode
Grendon Underwood School
Academy converter
Marsh Gibbon CofE Primary School
Voluntary aided school
Within 1 mile of this postcode
Census 2021
3 female, 2 male
3,532 residents
1,293 residents
4,949 residents
3,194 residents
1,338 residents
This postcode contained 0% of the sector's usual residents on Census Day. The age profile describes the wider HP18 0 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.
Ofcom's predicted availability across all residential and commercial premises in this postcode in January 2026.
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.
Combined School
BCT · Grendon Underwood
The Swan PH
BCT · Grendon Underwood
The Swan PH
BCT · Grendon Underwood
Combined School
BCT · Grendon Underwood
Darleys Close
BCT · Grendon Underwood
English Indices of Deprivation 2025 for Buckinghamshire 010C, 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
21,999 of 33,755
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.
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.
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.
The five-year median is £800,000 from 1 recorded sale in HP18 0UT. This is a recorded-sale statistic, not a current valuation.
The latest UK House Price Index average for Buckinghamshire is £490,508 in June 2026, up 4.3% year on year.
2 open schools are in scope, including 2 primary and 0 secondary schools. Grendon Underwood School is the nearest published school at 94 m.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
83 published events cover 12 months, averaging 6.917 events per published month. The largest recorded category is Violence and sexual offences with 39 events.
The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.