3 Oak Tree Cottages Main Street Grendon Underwood Buckinghamshire HP18 0SH Data via plota.co.uk

PL/26/02239/FA - Full Application Approved

Proposal

Proposed demolition of existing side/rear extension, erection of new single storey side/rear extension and two storey rear extension. Data via plota.co.uk

View original council record ↗

Application progress

Received
7 Apr 2026
Consultation
13 Apr 2026
Approved
15 May 2026

Approved on 15 May 2026 · Delegated Decision · Last checked 12 Jul 2026

Important details

Application type
Full Application
Postcode
HP18 0SH
Received
7 Apr 2026
Validated
7 Apr 2026
Ward
Grendon Underwood and The Claydons
Parish
Grendon Underwood
Case officer
Show
Target decision
2 Jun 2026
Decision
Approved
Decision date
15 May 2026
Decision level
Delegated Decision
Applicant
Show
Agent
MWT Architecture

Consultation & key dates

Neighbours
13 Apr 2026
Consultation
13 Apr 2026
Comments by
4 May 2026
Env. assessment
No
Buckinghamshire
Planning Authority Score
1.3/10
Poor
#284 of 296 councils
Relevant to this application:
Householder decisions

Buckinghamshire is one of the slowest councils in England for householder decisions, ranking #280 out of 296. 55% of applications have the time limit extended, above the 41% national average. Householder applications are slightly less likely to be approved here (86%) than the national average (90%).

Among the slowest councils in England
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Buckinghamshire decision performance
Based on MHCLG data, the year to March 2026
84%
Overall approval rate
Below avg (87%) #217 of 296
86%
Householder approved
Below avg (90%) #241 of 296
34%
Decided in 8 weeks
Below avg (63%) #280 of 296
55%
Extended time limit
Above avg (41%) #248 of 296
76%
Minor dwellings approved
491 decided (1-9 homes)
82%
Major dwellings approved
71 decided (10+ homes)
82%
Change of use approved
131 decided
4,446
Total decisions
690 refused in the year to March 2026