138 Watling Street Radlett Hertfordshire WD7 7JH Data via plota.co.uk
Proposal
Replacement of existing side window and side door with a new window. Installation of additional window. Replacement of existing rear window with French doors. Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicts a decision around 22 Nov 2026, from Hertsmere's recent extensions.
Documents 7
Plans & drawings 3
Application forms 1
Site constraints 3
Checked on 7 October 2026. Historic England, the Environment Agency, Natural England, the British Geological Survey and UK Health Security Agency (radon, contains BGS materials © UKRI) 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 £700,000 in October 2022. Terraced 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 April 2015, the latest held for this property. The building may have changed since. View the certificate
Every application in Hertsmere - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
Decision outlook
Day 11 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
No public comments yet.
4 neighbours consulted · Last counted 7 Oct 2026
Consultation & key dates
- Alt. reference
- PP-15228056
- Planning Portal ref
- PP-15228056
- Neighbours
- 1 Oct 2026
- Consultation
- 7 Oct 2026
- Comments by
- 28 Oct 2026
- Statutory expiry
- 23 Nov 2026
- Env. assessment
- No
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
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.
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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138 Watling Street Radlett Hertfordshire WD7 7JH
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Comments are open until 28 Oct 2026