3 Cobble Mews, Hackney, London, N5 2LN Data via plota.co.uk
Proposal
Erection of rear dormer and installation of two front rooflights Data via plota.co.uk
Application progress
Refused on 2 Mar 2026 · Delegated · Last checked 1 Oct 2026
Documents 15
Decision & officer reports 3
Statements & assessments 5
Plans & drawings 3
Application forms 2
Site constraints 6
Checked on 17 October 2026. Historic England, the Environment Agency, Natural England, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) 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 4
Last sold for £1,115,000 in April 2018. 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 March 2010, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate
Every application in Hackney - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
- Council
- Hackney
- Application type
- Full Planning Permission
- Postcode
- N5 2LN
- Received
- 5 Jan 2026
- Validated
- 5 Jan 2026
- Ward
- Brownswood Ward
- Case officer
- Show
- Target decision
- 2 Mar 2026
- Decision
- Refuse
- Decision date
- 2 Mar 2026
- Decision level
- Delegated
- Appeal
- Allowed · 17 Jul 2026 · Written Representations · Inspectorate case 6006531 ↗
- Applicant
- Show
- Agent
- 4D PLANNING
How this decision compares
Decided in 56 days from validation, about the council's usual 56 days. Approved, as 83% of extensions here are.
Plota live figures for extensions decided by Hackney in the last twelve months, from validation. Hackney decision record →
Consultation & key dates
- Statutory expiry
- 2 Mar 2026
Historical activity at this location
28 previous applications on record - archival context, not part of the live application.
Previous applications at this address
Nearby activity
Hackney is slower than most councils at deciding householder applications, ranking #220 out of 296. Hackney is also one of the strictest councils - it refuses more householder applications than almost any other, with only 84% approved vs 90% nationally.
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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3 Cobble Mews, Hackney, London, N5 2LN
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