Planning application
15 Radlett Park Road Radlett Hertfordshire WD7 7BG
Works: Extension Windows or glazing Small domestic
Read from the description, not a valuation. How we read the register
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Part single part two storey side extension, single storey rear extension, conversion of loft to habitable space with alterations to fenestration and new external finishes.
As published by the council, reference 26/0180/HSE
Application record
- Reference
- 26/0180/HSE
- Type
- Householder Application
- Status
- Awaiting decision
- Received
- 11 Feb 2026
- Validated
- 11 Feb 2026
- Ward
- Aldenham East
- Parish
- Aldenham Parish
- Postcode
- WD7 7BG
Site history
Applications at this address on the Hertsmere register
This site has had 2 applications since 2026.
-
26/1007/CLP Decided
15 Radlett Park Road Radlett Hertfordshire WD7 7BG
Erection of single storey outbuilding to rear garden. Certificate of Lawful Development (Proposed).
Timeline
Dates from the published record
-
11 Feb 2026
Received by Hertsmere
-
24 Jul 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 8 April 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Hertsmere took a median of 58 days over the applications it decided in the last year.
Who's behind it
Company information only, from the register and Companies House
HOME EXTENSION DESIGNS LTD Agent, a design practice registered in Hoddesdon
Active · incorporated 2012 · Hoddesdon
36 applications on PlanIndex · across 7 councils · 78% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
17 documents on file for this application
- Highways response
- Existing plans and elevations
- Existing sections and side elevation
- Block plan
- Existing plans and elevations
- Proposed plans and elevations
- Consultee comment submitted online
- Consultee comment submitted online
- Proposed plans and elevations
- Consultee comment submitted online
- Consultee comment submitted online
- Applicationformredacted
- Proposed plans and elevations
- Existing plans and elevations
- Existing elevation and sections
- Location plan
- Block plan
Trade members open them from here.
Open the documentsWhat happens while it is decided
This application is with Hertsmere for determination, against a statutory target of eight weeks. Over the last year Hertsmere decided householder applications in a median of 64 days. More in our guide to how long planning decisions take.
About householder applications
Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
11A Beaumont Gate Radlett Hertfordshire WD7 7AR
Conversion of loft to create additional office space at 3rd floor level to include 2 rear dormers and 2 front roof lights.
Granted Full applications Loft or dormer 13 docs -
39 Radlett Park Road Radlett Hertfordshire WD7 7BG
T13 OAK Crown reduction of up to 2-3m. HEIGHT BEFORE 18M AND AFTER 16M. SPREAD BEFORE 18M AND AFTER 16M. T14 LIME. Re-pollard back to previous growth points & reduce overall height. HEIGHT BEFORE 24M AND AFTER 18M. SPREAD BEFORE 18M AND AFTER 10M.
Refused Trees 4 docs -
45 Radlett Park Road Radlett Hertfordshire WD7 7BG
T9 HORSE CHESTNUT - reduce crown by one third to half
Granted Trees 3 docs -
15 Radlett Park Road Radlett Hertfordshire WD7 7BG
Erection of single storey outbuilding to rear garden. Certificate of Lawful Development (Proposed).
Decided Lawful development 7 docsSmall domestic -
-
221 Watling Street Radlett Hertfordshire WD7 7AJ
Installation of a fixed flower vending machine with associated ground levelling works.
Granted Full applications 13 docs
Other householder applications
In Hertsmere
-
26/0885/HSE Granted
89 Hatfield Road Potters Bar Hertfordshire EN6 1HZ
Demolition of existing detached garage and construction of part single, part two storey front, side and rear extension.
-
26/0985/HSE Decided
3 Bentley Place Bentley Heath Barnet Hertfordshire EN5 4BF
Part single, part two-storey rear extension, 2x new rear dormers, conversion of existing garage into habitable room, and alterations to fenestration.
-
26/1013/HSE Granted
29 Willow Way Potters Bar Hertfordshire EN6 2PR
Construction of a single-storey rear extension to include alterations to fenestration.
-
26/0623/HSE Decided
9 Mulberry Gardens Shenley Radlett Hertfordshire WD7 9LB
Demolition of existing rear conservatory and construction of single storey rear extension.
-
26/0892/HSE Decided
22 Bullhead Road Borehamwood Hertfordshire WD6 1HS
Construction of single-storey rear outbuilding (as amended by plans received on 24.08.2026 and 26.08.2026).