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Planning application

9 Blackthorn Close Oxford Oxfordshire OX3 9JF

Granted Oxford 25/02299/CPU Certificate of Proposed Use

Works: Extension Loft or dormer Small domestic

Read from the description, not a valuation. How we read the register

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Application to certify that the proposed erection of a single storey rear extension, formation of 1no. rear dormer in association with a loft conversion is lawful development.

As published by the council, reference 25/02299/CPU

Application record

Reference
25/02299/CPU
Type
Certificate of Proposed Use
Status
Decided
Decision
Granted As published: Approved
Received
5 Sep 2025
Validated
5 Sep 2025
Decided
22 Oct 2025
Ward
Headington Ward
Decision by
Delegated Decision
Postcode
OX3 9JF

Site history

Applications at this address on the Oxford register

This site has had 3 applications since 2025: 1 approved, 0 refused.

  • 26/00695/CPU Awaiting decision

    9 Blackthorn Close Oxford Oxfordshire OX3 9JF

    Application to certify that the proposed roof alterations from a hip to gable is lawful development.

    Submitted 20 Mar 2026 Outline
  • 25/03187/CPU Awaiting decision

    9 Blackthorn Close Oxford Oxfordshire OX3 9JF

    Application to certify that the proposed alterations to roof to form hip to gable, insertion of 3no. rooflights to east roofslope, 1no. window to south elevation, 1no. window to north elevation and 12no. Solar panels to west roofslope is lawful development.

    Submitted 1 Dec 2025 Outline

Timeline

Dates from the published record

  1. 5 Sep 2025

    Received by Oxford

  2. 22 Oct 2025

    Decision issued: Approved

  3. 9 Aug 2026

    Added to PlanIndex

Documents

Plans, drawings, consultee responses and the officer's report

4 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

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Open the documents

What this grant of permission means

Oxford granted permission on 22 October 2025, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

About outline applications

An outline application tests the principle of developing a site, holding back details such as appearance and landscaping as reserved matters for later approval. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 9 Blackthorn Close Oxford Oxfordshire OX3 9JF

    25/03187/CPU Submitted 1 Dec 2025 50 yards away

    79% historically approved · decision due ~26 Jan

    Application to certify that the proposed alterations to roof to form hip to gable, insertion of 3no. rooflights to east roofslope, 1no. window to south elevation, 1no. window to north elevation and 12no. Solar panels to west roofslope is lawful development.

    Awaiting decision Outline Loft or dormer Windows or glazing 2 docs
  • 9 Blackthorn Close Oxford Oxfordshire OX3 9JF

    26/00695/CPU Submitted 20 Mar 2026 50 yards away

    79% historically approved · decision due ~18 May

    Application to certify that the proposed roof alterations from a hip to gable is lawful development.

    Awaiting decision Outline Loft or dormer Roofing 4 docs
  • 8 Blackthorn Close Oxford Oxfordshire OX3 9JF

    23/00085/CPU Submitted 16 Jan 2023 50 yards away

    Application to certify that the proposed provision of 1no. study room to existing loft conversion is lawful development.

    Granted Outline Loft or dormer 5 docs
  • 8 Blackthorn Close Oxford Oxfordshire OX3 9JF

    22/02289/FUL Submitted 22 Sep 2022 50 yards away

    Erection of a single storey extension and conservatory to rear elevation.

    Granted Full applications Extension 12 docs
    Small domestic
  • 6 Blackthorn Close Oxford Oxfordshire OX3 9JF

    26/00904/FUL Submitted 13 Apr 2026 50 yards away

    Demolition of existing rear extension. Erection of a single storey rear extension. Conversion of garage into habitable space. Alterations to roof to form hip to gable and formation of 1no. rear dormer in association with a loft conversion. Formation of a pitched roof to existing side extension. Alterations to fenestration, canopy over front door. Alterations to existing rear patio and associated landscaping.

    Granted Full applications Extension Loft or dormer +2 19 docs
    Small domestic
  • 1B Blackthorn Close Oxford OX3 9JF

    18/02013/FUL Submitted 26 Jul 2018 50 yards away

    Formation of rear hip to gable and raising of roof in association with a loft conversion, insertion of 6no. skylight windows and provision of car parking.

    Granted Full applications Loft or dormer Windows or glazing 10 docs

In Oxford

  • 26/02292/CPU Awaiting decision

    13 Campbell Road Oxford Oxfordshire OX4 3PF

    Application to certify that the proposed stationing of a caravan to the rear garden (Use Class C3) is lawful development.

    Received 23 Sep, published by the council 11 Oct 2026 Outline
  • 26/02286/CPU Awaiting decision

    59 Bartlemas Road Oxford Oxfordshire OX4 1XU

    Application to certify that the proposed demolition of section of garden wall and erection of replacement section of garden wall is lawful development.

    Received 23 Sep, published by the council 30 Sep 2026 Outline
  • 26/02259/CPU Awaiting decision

    39 Richmond Road Oxford Oxfordshire OX1 2JJ

    Application to certify that the proposed erection of a single unit mobile home for purposes ancillary to the Class C3 residential use of the main dwellinghouse is lawful development.

    Received 18 Sep, published by the council 11 Oct 2026 Outline
  • 26/02244/CPU Awaiting decision

    5 Bryony Close Oxford Oxfordshire OX4 7UT

    Application to certify that the proposed use of an existing dwellinghouse as an administrative base for a private hire vehicle operator, comprising booking management, scheduling, record keeping and associated office activities, with no external alterations, no customer-facing reception, no taxi depot operations, and no material change to the primary residential use of the property, is lawful development.

    Received 17 Sep, published by the council 28 Sep 2026 Outline
  • 26/02238/CPU Awaiting decision

    13 Barnet Street Oxford Oxfordshire OX4 3AN

    Application to certify that the proposed single-storey rear extension is lawful development.

    Received 16 Sep, published by the council 28 Sep 2026 Outline