55 Weyman Avenue Whiston Knowsley L35 2YN Data via plota.co.uk
Proposal
Certificate of lawful development for the erection of a rear dormer extension, loft conversion, hip to gable roof extension and installation of 3no. Rooflights to front roof-plane. Data via plota.co.uk
Application progress
Approved on 13 Jul 2026 · Delegated Decision · Last checked 14 Jul 2026
Site constraints 3
Checked on 6 October 2026. The pin for this application is the centre of its postcode rather than the building, so distances to nearby designations are measured from the postcode and can be out by the width of the postcode area. Historic England, the Environment Agency, Natural England, the Mining Remediation Authority, 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 £107,000 in August 2009. 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 April 2009, 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 Knowsley - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
- Council
- Knowsley
- Application type
- Certificate of Lawful Use/ Dev. Proposed
- Postcode
- L35 2YN
- Received
- 27 May 2026
- Validated
- 27 May 2026
- Ward
- Whiston & Cronton
- Parish
- Whiston Town Council
- Case officer
- Show
- Target decision
- 22 Jul 2026
- Decision
- Granted
- Decision date
- 13 Jul 2026
- Decision level
- Delegated Decision
- Applicant
- Show
How this decision compares
Decided in 47 days from validation, 6 days faster than Knowsley's median of 53 for extensions. Approved, as 98% of extensions here are.
Plota live figures for extensions decided by Knowsley in the last twelve months, from validation. Knowsley decision record →
Consultation & key dates
- Statutory expiry
- 22 Jul 2026
- Env. assessment
- No
Historical activity at this location
1 nearby application on record - archival context, not part of the live application.
Knowsley ranks #186 out of 296 councils for householder decision speed. 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.
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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55 Weyman Avenue Whiston Knowsley L35 2YN
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