17 - 63 Sanderson Street And 25 - 35 Melland Street Darlington Data via plota.co.uk
Proposal
Replacement of timber framed windows and timber external doors with uPVC double glazed windows and composite doors on front, rear and side elevations of 30 no. self-contained flats Data via plota.co.uk
Application progress
Approved on 5 Jun 2026 · Delegated Decision · Last checked 5 Jul 2026
Documents 8
Decision & officer reports 2
Statements & assessments 1
Plans & drawings 1
Application forms 1
Site constraints 4
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 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.
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Important details
- Council
- Darlington
- Application type
- Full Application
- Postcode
- DL1 1SF
- Received
- 21 Apr 2026
- Validated
- 21 Apr 2026
- Ward
- Park East
- Parish
- Darlington Urban Area
- Case officer
- Show
- Target decision
- 16 Jun 2026
- Decision
- GRANTED WITH CONDITIONS
- Decision date
- 5 Jun 2026
- Decision level
- Delegated Decision
- Applicant
- Show
How this decision compares
Decided in 45 days from validation, about the council's usual 48 days. Approved, as 94% of extensions here are.
Plota live figures for extensions decided by Darlington in the last twelve months, from validation. Darlington decision record →
Consultation & key dates
- Alt. reference
- PP-14863527
- Planning Portal ref
- PP-14863527
- Neighbours
- 27 Apr 2026
- Consultation
- 27 Apr 2026
- Comments by
- 19 May 2026
- Site or press notice
- 28 Apr 2026
- Statutory expiry
- 16 Jun 2026
- Env. assessment
- No
Historical activity at this location
25 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.
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17 - 63 Sanderson Street And 25 - 35 Melland Street Darlington
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