72 Cardinal Avenue Borehamwood Hertfordshire WD6 1ES Data via plota.co.uk
Proposal
Amendment to to include conversion of loft to habitable space with hip-to-gable roof extension and rear dormer, with associated roof alterations. Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicts a decision around 12 Oct 2026, from Hertsmere's recent extensions.
Documents 7
Plans & drawings 5
Associated applications 2
Part of
- AmendmentAmendment to include conversion of loft to habitable space with hip-to-gable roof extension…This application26/1196/FUL
Site constraints 1
Checked on 6 October 2026. Historic England, the Environment Agency, Natural England and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.
Sales history 1
Last sold for £670,000 in March 2024. Semi-detached house, freehold.
Sale prices from HM Land Registry's price paid record, matched to this application by its address.
Building
From the energy performance certificate lodged in October 2013, the latest held for this property. The building may have changed since. View the certificate
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Important details
Decision outlook
Day 52 of the 56-day target. Hertsmere usually decides extensions by day 55.
Plota live figures for extensions decided by Hertsmere in the last twelve months, from validation. Hertsmere decision record →
Public comments
20 neighbours consulted · Last counted 7 Oct 2026
Consultation & key dates
- Alt. reference
- PP-15166641
- Planning Portal ref
- PP-15166641
- Neighbours
- 20 Aug 2026
- Consultation
- 19 Aug 2026
- Comments by
- 11 Sept 2026
- Statutory expiry
- 13 Oct 2026
- Env. assessment
- No
Historical activity at this location
30 previous applications on record - archival context, not part of the live application.
Previous applications at this address
Nearby activity
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%).
Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use
Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.
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72 Cardinal Avenue Borehamwood Hertfordshire WD6 1ES
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Referenced application
Council archive
72 Cardinal Avenue Borehamwood Hertfordshire WD6 1ES
Demolition of existing conservatory, two storey side extension and front porch. Construction of two storey side and front extension, front porch and part single, part two storey rear extension to facilitate subdivision of the plot to provide new two storey end of terrace dwelling with accommodation at loft level, alterations to fenestration and associated bin store, cycle store and amenity space. Front boundary works to include vehicular hardstanding. (AMENDED DESCRIPTION: 03/12/2025 - dropped kerb omitted from…
- Received
- 30 Oct 2025
- Decided
- 23 Jan 2026
- Outcome
- Approved

The consultation period closed on 11 Sept 2026.