23 Coniston Road Kings Langley Hertfordshire WD4 8DF Data via plota.co.uk
Proposal
Single storey rear extension Data via plota.co.uk
Application progress
Approved on 21 Sept 2026 · Delegated Decision · Last checked 23 Sept 2026
Documents 7
Decision & officer reports 1
Plans & drawings 5
Application forms 1
Site constraints 5
Checked on 6 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 2
Last sold for £460,000 in July 2015. 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 2026, the latest held for this property. The building may have changed since. View the certificate
Every application in Dacorum - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
- Council
- Dacorum
- Application type
- Full Householder Application
- Postcode
- WD4 8DF
- Received
- 31 Jul 2026
- Validated
- 31 Jul 2026
- Ward
- Kings Langley
- Parish
- Kings Langley Parish Council
- Case officer
- Show
- Decision
- Grant Permission/Consent
- Decision date
- 21 Sept 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- Binney & Sims Design
How this decision compares
Decided in 52 days from validation, about the council's usual 50 days. Approved, as 89% of extensions here are.
Plota live figures for extensions decided by Dacorum in the last twelve months, from validation. Dacorum decision record →
Public comments
No public comments yet.
5 neighbours consulted · Last counted 23 Sept 2026
Consultation & key dates
- Alt. reference
- PP-15106479
- Planning Portal ref
- PP-15106479
- Neighbours
- 4 Aug 2026
- Consultation
- 4 Aug 2026
- Comments by
- 27 Aug 2026
- Site or press notice
- 6 Aug 2026
- Env. assessment
- No
Historical activity at this location
8 nearby applications on record - archival context, not part of the live application.
Nearby activity
Dacorum is faster than most councils at deciding householder applications, ranking #50 out of 296. Only 22% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Householder applications are slightly more likely to be approved here (91%) 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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23 Coniston Road Kings Langley Hertfordshire WD4 8DF
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