31 The Avenue Radlett Hertfordshire WD7 7DQ Data via plota.co.uk

26/0006/HSE - Householder Application Approved

Proposal

Demolition of existing single storey rear extension and construction of part single, part two storey rear extension; extension to habitable space at loft level with 2x rear dormers and removal of 1x chimney stack; conversion of garage with replacement of existing garage door by windows and new concealed secondary front entrance; removal and replacement of existing render and replacement windows throughout; new front boundary wall with brick piers, pedestrian entrance gate and 2x vehicular entrance gates; alterations and extension to rear terrace with erection of 2x replacement timber sheds. Data via plota.co.uk

View original council record ↗

Application progress

Received
5 Jan 2026
Validated
13 Jan 2026
Approved
9 Mar 2026
Consultation
10 Mar 2026

Approved on 9 Mar 2026 · Delegated Decision · Last checked 6 Jul 2026

Documents 33

Plans & drawings 24

PDF 0849-03-1800 01 Proposed pool house details Drawing/Plans · 13 Jan 2026 View ↗ PDF 0849-03-0555 00 Proposed street elevation Drawing/Plans · 13 Jan 2026 View ↗ PDF 0849-03-0551 00 Proposed rear and side elevations Drawing/Plans · 13 Jan 2026 View ↗ PDF 0849-03-0550 00 Proposed front and side elevations Drawing/Plans · 13 Jan 2026 View ↗ PDF 0849-03-0505 00 Existing street elevation Drawing/Plans · 13 Jan 2026 View ↗ PDF 0849-03-0501 00 Existing rear and side elevations Drawing/Plans · 13 Jan 2026 View ↗ PDF 0849-03-0500 00 Existing front & side elevations Drawing/Plans · 13 Jan 2026 View ↗ PDF 0849-03-0451 00 Proposed section cc Drawing/Plans · 13 Jan 2026 View ↗ PDF 0849-03-0450 00 Proposed sections aa & bb Drawing/Plans · 13 Jan 2026 View ↗ PDF 0849-03-0401 00 Existing section cc Drawing/Plans · 13 Jan 2026 View ↗ PDF 0849-03-0400 00 Existing section aa and bb Drawing/Plans · 13 Jan 2026 View ↗ PDF 0849-03-0253 00 Proposed roof plan Drawing/Plans · 13 Jan 2026 View ↗ PDF 0849-03-0252 00 Proposed second floor plan Drawing/Plans · 13 Jan 2026 View ↗ PDF 0849-03-0251 00 Proposed first floor plan Drawing/Plans · 13 Jan 2026 View ↗ PDF 0849-03-0250 00 Proposed ground floor plan Drawing/Plans · 13 Jan 2026 View ↗ PDF 0849-03-0246 00 Proposed part site plan (front entrance) Drawing/Plans · 13 Jan 2026 View ↗ PDF 0849-03-0245 00 Proposed site layout plan Drawing/Plans · 13 Jan 2026 View ↗ PDF 0849-03-0213 00 Existing roof plan Drawing/Plans · 13 Jan 2026 View ↗ PDF 0849-03-0212 00 Existing second floor plan Drawing/Plans · 13 Jan 2026 View ↗ PDF 0849-03-0211 00 Existing first floor plan Drawing/Plans · 13 Jan 2026 View ↗ PDF 0849-03-0210 00 Existing ground floor plan Drawing/Plans · 13 Jan 2026 View ↗ PDF 0849-03-0205 00 Existing site layout plan Drawing/Plans · 13 Jan 2026 View ↗ PDF 0849-03-0150 00 Proposed location & site (block) plan Drawing/Plans · 13 Jan 2026 View ↗ PDF 0849-03-0100 00 Existing location & site (block) plan Drawing/Plans · 13 Jan 2026 View ↗

All documents on the council site ↗

Important details

Council
Hertsmere
Application type
Householder Application
Postcode
WD7 7DQ
Received
5 Jan 2026
Validated
13 Jan 2026
Ward
Aldenham East
Parish
Aldenham Parish
Case officer
Show
Target decision
10 Mar 2026
Decision
Grant Permission
Decision date
9 Mar 2026
Decision level
Delegated Decision
Applicant
Show
Agent
Smith & Newton Architects Ltd

Consultation & key dates

Alt. reference
PP-14585504
Neighbours
15 Jan 2026
Consultation
10 Mar 2026
Comments by
11 Feb 2026
Env. assessment
No
Hertsmere
Planning Authority Score
3.3/10
Poor
#225 of 296 councils
Relevant to this application:
Householder decisions

Hertsmere is slower than most councils at deciding householder applications, ranking #243 out of 296. 55% of applications have the time limit extended, above the 41% national average. Householder applications are slightly more likely to be approved here (94%) than the national average (90%).

Slower than most councils
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Hertsmere decision performance
Based on MHCLG data, the year to March 2026
93%
Overall approval rate
Above avg (87%) #57 of 296
94%
Householder approved
Above avg (90%) #108 of 296
49%
Decided in 8 weeks
Below avg (63%) #243 of 296
55%
Extended time limit
Above avg (41%) #249 of 296
84%
Minor dwellings approved
102 decided (1-9 homes)
75%
Major dwellings approved
8 decided (10+ homes)
89%
Change of use approved
27 decided
742
Total decisions
55 refused in the year to March 2026