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23 Gills Hill Lane Radlett Hertfordshire WD7 8DE

25/0752/MAMinor AmendmentApproved
Discharge / amendments

Approved on 6 June 2025

Council decision: ApprovalDelegated (officer decision)

Approximate site (title boundary)
Boundary © HM Land Registry, © Ordnance Survey · details

This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.

Proposal

Non-material amendment to application 24/0575/HSE to change the description of development from 'Demolition of existing detached garage and conservatory. Construction of two storey rear extension, single storey front porch, single storey side extension and alterations to fenestration. Conversion of loft to habitable space with hip to gable roof alterations, side dormer with 4x rooflights. Associated hard and soft landscaping works.' to 'Demolition of existing detached garage and conservatory. Construction of two storey rear extension, single storey front porch, single storey side extension and alterations to fenestration. Conversion of loft to habitable space with hip to gable roof alterations, side dormer and rooflights. Associated hard and soft landscaping works.'(Description updated 22/05/2025)

Received
14 May 2025
Decision level
Delegated (officer decision)
Ward
Aldenham West
Agent
Bryant and Moore Architects Ltd
  1. Received14 May
  2. Validated14 May
  3. Consult.
  4. Target11 Jun
  5. Decided6 Jun

Decided in 23 days (council typically 56)

About this application

This is an application to amend a permission at 23 Gills Hill Lane Radlett Hertfordshire WD7 8DE. Hertsmere has handled 181 applications of this type. This one was decided in 23 days, 5 weeks quicker than Hertsmere's typical decision time. There have been 5 other applications at this address. In the past year there have been 152 applications across Aldenham West. We hold 1,025 applications in total for the WD7 postcode area.

77% of amendment applications at Hertsmere Borough Council were approved. Across all application types, the council typically decides in about 8 weeks (median).

Based on decided applications received in the last 3 years.See what's approved near your address

Application details

Postcode
WD7 8DE
Application type
Minor Amendment
Scale / size
Small
Parish
Aldenham Parish

Planning application dates

Date validated
14 May 2025
Target decision date
11 June 2025
Decision issued
9 June 2025
Permission expires
9 June 2028

Applicant and agent

Agent
Bryant and Moore Architects Ltd
Agent address
19-25 Salisbury Square Old Hatfield AL9 5BT

Planning decision

Statutory period
28 days

Additional information

Planning Portal ID
PP-14019269
Comments
0
Documents
2
Constraints
10

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 1: Low probability (rivers and sea)

Not published by this council, so not checked: Article 4 directions. Ask the council if these matter.

Possibly incomplete for this council: tree preservation orders.

Also checked, none recorded (22)

flood storage areas, conservation areas, listed buildings, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.

A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.

Data © Crown copyright and others · sources and licences

Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.

© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.

© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.

Contains Ordnance Survey data © Crown copyright and database right 2026.

Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.

Associated applications

  1. 2025
    14 May

    Non-material amendment to application 24/0575/HSE

    This applicationApprovedNon-material amendment25/0752/MA
  2. 2025
    28 Apr

    Application for variation of condition 2 (plans) to allow for narrowing of side extension, addition of…

    WithdrawnVariation of conditions (s73)25/0637/VOC
  3. 2025
    26 Mar

    Application for a non-material amendment to allow for insertion of 1x rooflight to south-west side elevation…

    WithdrawnNon-material amendmentAmendment25/0470/MA
  4. 2024
    23 Aug

    Application for approval of details reserved by condition 5 (landscaping scheme) of planning permission…

    Condition DischargedDischarge of conditions24/1096/DOC
  5. 2024
    30 Apr

    Demolition of existing detached garage and conservatory. Construction of two storey rear extension, single…

    ApprovedHouseholderPart of24/0575/HSE

Source: Hertsmere

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