15 Coniston Avenue Oxford Oxfordshire OX3 0AN

This site has had 2 applications since 2025.

• 25/03386/H42 Awaiting decision

  15 Coniston Avenue Oxford Oxfordshire OX3 0AN

  Application for prior approval for the erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 6.00m, for which the maximum height would be 3.00m, and for which the height of the eaves would be 2.70m.

  Submitted 19 Dec 2025 Prior approval

1. 13 Mar 2026

   Received by Oxford

2. 9 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 8 May 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Oxford took a median of 47 days over the applications it decided in the last year.

This application is with Oxford for determination, against a statutory target of eight weeks. Over the last year Oxford decided full applications in a median of 66 days. More in our guide to how long planning decisions take.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• 15 Coniston Avenue Oxford Oxfordshire OX3 0AN

  25/03386/H42 Submitted 19 Dec 2025 50 yards away

  92% historically approved · decision due ~13 Feb

  Application for prior approval for the erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 6.00m, for which the maximum height would be 3.00m, and for which the height of the eaves would be 2.70m.

  Awaiting decision Prior approval Extension 8 docs
  Small domestic

• 17 Coniston Avenue Oxford OX3 0AN

  18/02105/CPU Submitted 7 Aug 2018 50 yards away

  Application to certify that the proposed erection of a single storey rear extension is lawful development.

  Refused Outline Extension 12 docs
  Small domestic

• 17 Coniston Avenue Oxford OX3 0AN

  18/02855/FUL Submitted 25 Oct 2018 50 yards away

  Erection of single storey rear extension.

  Granted Full applications Extension 13 docs
  Small domestic

• 17 Coniston Avenue Oxford OX3 0AN

  19/00703/FUL Submitted 17 Mar 2019 50 yards away

  Demolition of existing rear extension. Erection of single storey rear extension. Insertion of 1no. window to side elevation

  Refused Full applications Extension Demolition +1 15 docs
  Small domestic

• 7 Coniston Avenue Oxford Oxfordshire OX3 0AN

  19/00350/FUL Submitted 12 Feb 2019 50 yards away

  Demolition of existing conservatory and erection of a single storey rear extension.

  Granted Full applications Extension Demolition 9 docs
  Small domestic

• 7 Coniston Avenue Oxford OX3 0AN

  18/02160/CPU Submitted 14 Aug 2018 50 yards away

  Demolition of existing conservatory to rear. Erection of single storey rear extension. Enlargement of 1no. window to ground floor on the side elevation.

  Withdrawn Outline Extension Demolition +1 5 docs
  Small domestic

• 26/02458/FUL Awaiting decision

  47 Bedford Street Oxford Oxfordshire OX4 1SU

  Removal of 2no. existing dormers at South East elevation and replaced with 1no. dormer at South east elevation.

  Received 13 Oct, published by the council 19 Oct 2026 Full applications
• 26/02452/FUL Awaiting decision

  8 Walton Street Oxford Oxfordshire OX1 2HG

  Replacement of rear single storey extension glass roof with a natural slate roof, raising by 125mm and retaining the two rooflights.

  Received 13 Oct, published by the council 19 Oct 2026 Full applications
• 26/02450/FUL Awaiting decision

  33 Warneford Road Oxford Oxfordshire OX4 1LU

  Change of use of dwellinghouse (Use Class C3) to a House in Multiple Occupation (Use Class C4). Provision of bin and cycle storage.

  Received 12 Oct, published by the council 19 Oct 2026 Full applications
• 26/02451/FUL Awaiting decision

  5 Stockmore Street Oxford Oxfordshire OX4 1JT

  Change of use of dwellinghouse (Use Class C3) to a House in Multiple Occupation (Use Class C4). Provision of bin and cycle storage.

  Received 12 Oct, published by the council 19 Oct 2026 Full applications
• 26/01881/FUL Refused

  13 Ashlong Road Oxford Oxfordshire OX3 0NH

  Demolition of existing single storey rear extension. Erection of a part single, part two storey rear extension. Alterations to roof to form hip to gable, formation of 1no. rear dormer and insertion of 2no. front rooflights in association with loft conversion.

  Received 5 Aug, published by the council 24 Aug 2026 Full applications