42 Duke Street Darlington DL3 7AJ Data via plota.co.uk
Proposal
Conversion of the first and second floors from storage to 1 No. self contained 3 bed flat, erection of glass room and installation of 1 No. window to first floor rear elevation, formation of entrance door to front elevation and associated internal and external alterations Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicted a decision around 28 Oct 2026; it is now day 142.
Documents 7
Statements & assessments 1
Plans & drawings 1
Application forms 1
Consultation & comments 3
Other documents 1
Site constraints 5
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 2
Last sold for £236,000 in February 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 December 2012, the latest held for this property. The building may have changed since. View the certificate
Every application in Darlington - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
- Council
- Darlington
- Application type
- Full Application
- Postcode
- DL3 7AJ
- Received
- 24 Feb 2026
- Validated
- 8 Jun 2026
- Ward
- Park East
- Parish
- Darlington Urban Area
- Case officer
- Show
- Target decision
- 3 Aug 2026
- Applicant
- Show
- Agent
- Show
- Freehold owner
- Show
Decision outlook
Day 142, past the statutory target. 97% of extensions in Darlington are decided within thirteen weeks; extensions of time are common, and the council need not decide on the day. Last seen undecided on 26 Oct 2026.
Plota live figures for extensions decided by Darlington in the last twelve months, from validation. Darlington decision record →
Public comments
No public comments yet.
5 neighbours consulted · Last counted 26 Oct 2026
Consultation & key dates
- Neighbours
- 12 Jun 2026
- Consultation
- 12 Jun 2026
- Comments by
- 10 Jul 2026
- Site or press notice
- 12 Jun 2026
- Statutory expiry
- 3 Aug 2026
- Env. assessment
- No
Historical activity at this location
19 nearby applications on record - archival context, not part of the live application.
Nearby activity
Darlington ranks #137 out of 296 councils for householder decision speed. Householder applications are more likely to be approved here than most councils, with a 98% 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.
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.
Freehold owner: Information produced by HM Land Registry. © Crown copyright 2026. Source: HM Land Registry, UK and overseas companies that own property in England and Wales, September 2026 release.
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42 Duke Street Darlington DL3 7AJ
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Freehold owner, on paid plans
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The consultation period closed on 10 Jul 2026.