Planning application
118 Theobald Street Borehamwood Hertfordshire WD6 4PA
Works: Loft or dormer 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
Conversion of loft to habitable space to include rear dormer, insertion of 2x front rooflights, and removal of chimney stack.
As published by the council, reference 26/1200/HSE
Application record
- Reference
- 26/1200/HSE
- Category
- Householder
- Status
- Awaiting decision
- Received
- 19 Aug 2026
- Validated
- 19 Aug 2026
- Ward
- Borehamwood Brookmeadow
- Parish
- Elstree & Borehamwood Town Council
- Postcode
- WD6 4PA
Comment by 14 September 2026
The council is taking comments on this application until then. Comments go to Hertsmere through their own planning portal.
Site history
Applications at this address on the Hertsmere register
This site has had 2 applications since 2026.
-
26/0872/CLP Decided
118 Theobald Street Borehamwood Hertfordshire WD6 4PA
Conversion of loft to habitable space with associated hip to gable roof alterations, to include rear dormer, insertion of 3x front rooflights and removal of chimney stack. Certificate of Lawful Development (Proposed).
Timeline
Dates from the published record
-
19 Aug 2026
Received by Hertsmere
-
25 Aug 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 14 October 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 65 days over the applications it decided in the last year.
Who's behind it
Company information only, from the register and Companies House
Agent on file, registered in London
2 applications on PlanIndex
Trade members see who it is, their full track record, and every application they have filed.
See who's behind itDocuments
Plans, drawings, consultee responses and the officer's report
5 documents on file for this application
- Application form redacted
- Existing plans, elevations and section
- Location plan
- Proposed plans, elevations and section
- Existing and proposed 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 65 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
-
118 Theobald Street Borehamwood Hertfordshire WD6 4PA
78% historically approved · decision due ~19 Aug
Conversion of loft to habitable space with associated hip to gable roof alterations, to include rear dormer, insertion of 3x front rooflights and removal of chimney stack. Certificate of Lawful Development (Proposed).
Decided Lawful development Loft or dormer Roofing 6 docs -
Telecommunications Equipment On Grass Verge Adjacent To 1 Gateshead Road Theobald Street Borehamwood Hertfordshire
Installation of 15m high 5G slim-line monopole, supporting 6 x antennas, 3 x equipment cabinets and ancillary development thereto.
Refused Prior approval 23 docs -
2 Anthony Road Borehamwood Hertfordshire WD6 4NG
Erection of part single, part two storey rear and side extensions. Conversion of loft to habitable space to include rear dormer and additional front dormer. Solar panels and alterations to fenestration.
Granted Householder Extension Loft or dormer +1 13 docsDomestic -
6 Anthony Road Borehamwood Hertfordshire WD6 4NG
Demolition of existing rear extension and garage, construction of two storey side extension, part single, part two storey rear extension, new front canopy, front dormer and alterations to fenestration to include 2 x rear roof lights. (AMENDED DESCRIPTION: 09/03/2023 - front dormer)
Granted Householder Extension Loft or dormer +2 8 docsDomestic -
82 Stevenage Crescent Borehamwood Hertfordshire WD6 4NS
Conversion of loft to habitable room with rear dormer and 1 rooflight to front. Certificate of lawfulness (Proposed).
Granted Lawful development Loft or dormer 6 docs -
185 Theobald Street Borehamwood Hertfordshire WD6 4NW
Single storey rear extension and front porch extension.
Granted Householder Extension 8 docsSmall domestic
Other householder applications
In Hertsmere
-
26/1262/HSE Awaiting decision
Roundbush House Round Bush Lane Aldenham Watford Hertfordshire WD25 8BG
Construction of attached double garage with pitched roof.
-
26/1260/HSE Awaiting decision
26 Caishowe Road Borehamwood Hertfordshire WD6 5JA
Demolition of existing outbuilding to facilitate construction of single storey side and rear extension.
-
26/1255/HSE Awaiting decision
33 Coldharbour Lane Bushey Hertfordshire WD23 4NU
Demolition of rear conservatory and existing two storey side extension; construction of part single, part two storey side and rear extension and two storey front extension with relocation of front entrance; conversion of loft to habitable space with associated hip to gable roof extensions, rear dormer with 2x Juliette balconies and insertion of 2x front and 4x side rooflights; 3x rear Juliette balconies at first floor level, alterations to side bay extension, alterations to fenestration and removal of 2x chimney stacks.
-
26/1253/HSE Awaiting decision
159 Arundel Drive Borehamwood Hertfordshire WD6 2LZ
Construction of single storey rear extension with pitched roof and 3x rooflights, and alterations to fenestration.
-
26/1250/HSE Awaiting decision
3 The Walk Potters Bar Hertfordshire EN6 1QL
Single storey side extension following demolition of existing detached garage and shed.