20 St Peters Avenue, Walthamstow, London, E17 3PU Data via plota.co.uk
Proposal
Lawful Development Certificate (Existing) - Retention of a rear dormer roof extension. Data via plota.co.uk
Application progress
Approved on 17 Aug 2026 · Delegated · Last checked 30 Sept 2026
Documents 5
Decision & officer reports 2
Plans & drawings 2
Site constraints 10
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 1
Last sold for £685,000 in September 2021. 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 June 2024, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate
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Important details
- Council
- Waltham Forest
- Application type
- Certificate of Lawful Development - Existing
- Postcode
- E17 3PU
- Received
- 12 Jun 2026
- Validated
- 24 Jun 2026
- Ward
- Upper Walthamstow
- Case officer
- Show
- Target decision
- 19 Aug 2026
- Decision
- Approved (With Informatives)
- Decision date
- 17 Aug 2026
- Decision level
- Delegated
- Applicant
- Show
Consultation & key dates
- Statutory expiry
- 19 Aug 2026
Historical activity at this location
26 previous applications on record - archival context, not part of the live application.
Previous applications at this address
Nearby activity
Waltham Forest is faster than most councils at deciding householder applications, ranking #80 out of 296. Only 22% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Waltham Forest is also one of the strictest councils - it refuses more householder applications than almost any other, with only 79% 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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20 St Peters Avenue, Walthamstow, London, E17 3PU
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