14 Derwent Grove London Southwark SE22 8EA Data via plota.co.uk
Proposal
Loft conversion with hip-to-gable roof extension, a rear dormer set back 200mm from the eaves, two rooflights to the front roof slope, and associated chimney alterations Data via plota.co.uk
Application progress
Approved on 9 Feb 2026 · Delegated Panel - Simple · Last checked 3 Oct 2026
Documents 9
Decision & officer reports 4
Statements & assessments 2
Application forms 1
Consultation & comments 1
Site constraints 4
Checked on 2 November 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 3
Last sold for £721,000 in July 2010. 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 March 2010, the latest held for this property. The building may have changed since. View the certificate
Every application in Southwark - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
- Council
- Southwark
- Application type
- Householder Application
- Postcode
- SE22 8EA
- Received
- 10 Dec 2025
- Validated
- 17 Dec 2025
- Ward
- Goose Green
- Parish
- Dulwich
- Case officer
- Show
- Target decision
- 10 Feb 2026
- Decision
- Householder - GRANTED
- Decision date
- 9 Feb 2026
- Decision level
- Delegated Panel - Simple
- Applicant
- Show
- Agent
- studio : MASS
How this decision compares
Decided in 54 days from validation, about the council's usual 52 days. Approved, as 93% of extensions here are.
Plota live figures for extensions decided by Southwark in the last twelve months, from validation. Southwark decision record →
Public comments
No public comments yet.
7 neighbours consulted · Last counted 3 Oct 2026
Consultation & key dates
- Statutory expiry
- 10 Feb 2026
- Env. assessment
- No
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
Nearby activity
Southwark is faster than most councils at deciding householder applications, ranking #54 out of 296. Householder applications are slightly more likely to be approved here (95%) 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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14 Derwent Grove London Southwark SE22 8EA
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