10 Park Avenue Thornaby Stockton-on-Tees TS17 7JN Data via plota.co.uk
Proposal
Certificate of lawfulness for the erection of a dormer extension to the side. (loft conversion) Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicted a decision around 11 Oct 2026; it is now day 60.
Documents 7
Plans & drawings 5
Application forms 1
Consultation & comments 1
Site constraints 2
Checked on 6 October 2026. Historic England, the Environment Agency, Natural England 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 £85,000 in November 2012. 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 September 2015, 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 Stockton-on-Tees - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
- Council
- Stockton-on-Tees
- Application type
- Certificate Proposed Lawful Use/Dev
- Postcode
- TS17 7JN
- Received
- 10 Aug 2026
- Validated
- 12 Aug 2026
- Ward
- Mandale & Victoria
- Parish
- Thornaby Town Council
- Case officer
- Show
- Target decision
- 7 Oct 2026
- Decision level
- Delegated
- Applicant
- Show
- Agent
- Show
Decision outlook
Day 60, past the statutory target. 90% of extensions in Stockton-on-Tees are decided within thirteen weeks, which runs to 11 Nov 2026; extensions of time are common, and the council need not decide on the day. Last seen undecided on 9 Oct 2026.
Plota live figures for extensions decided by Stockton-on-Tees in the last twelve months, from validation. Stockton-on-Tees decision record →
Public comments
No public comments yet.
Last counted 9 Oct 2026
Consultation & key dates
- Statutory expiry
- 7 Oct 2026
- Env. assessment
- No
Historical activity at this location
8 nearby applications on record - archival context, not part of the live application.
Nearby activity
Stockton-on-Tees ranks #180 out of 296 councils for householder decision speed. Householder applications are more likely to be approved here than most councils, with a 97% approval rate 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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10 Park Avenue Thornaby Stockton-on-Tees TS17 7JN
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