65 Oakleigh Avenue London N20 9JG

This site has had 2 applications since 2026: 0 approved, 1 refused.

• 26/2186/192 Awaiting decision

  65 Oakleigh Avenue London N20 9JG

  Erection of a rear outbuilding

  Submitted 11 Jun 2026

1. 16 Apr 2026

   Received by Barnet

2. 5 May 2026

   Decision issued: Unlawful

3. 25 Jul 2026

   Added to PlanIndex

Barnet refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

• 61 Oakleigh Avenue London N20 9JG

  TPP/0772/25 Submitted 18 Nov 2025 50 yards away

  88% historically approved · decision due ~13 Jan

  1 x Weeping Willow (applicants ref. T1) - Remove deadwood throughout. Standing in T186 of Tree Preservation Order. 5 x London Plane (applicants ref. T3) - Reduce height by circa 1 metre, remove lower growth that isn't providing screen and is encroaching on lawn. Retain all other centre screening. Standing in Group G118 of Tree Preservation Order.

  Awaiting decision Trees 3 docs

• 65 Oakleigh Avenue London N20 9JG

  26/2186/192 Submitted 11 Jun 2026 50 yards away

  78% historically approved · decision due ~6 Aug

  Erection of a rear outbuilding

  Awaiting decision

• 59 Oakleigh Avenue London N20 9JG

  26/0245/HSE Submitted 22 Jan 2026 50 yards away

  77% historically approved · decision due ~20 Mar

  Single storey rear extension with two lantern rooflights, first floor side extension above the existing garage, and infill extension to the front between the garage and main dwelling at ground level. Extension to the existing second floor with associated roof alterations including 2no. side and 2no. front facing rooflights and new lantern rooflight. Re-location of existing windows and removal of chimney stack on side elevation

  Awaiting decision Householder Extension Loft or dormer +2 4 docs
  Small domestic

• 42 Oakleigh Park North London N20 9AR

  TPP/0273/26 Submitted 13 May 2026 100 yards away

  3 x Pine - Reduce the overhang to the drive by 2.0m back to growth points. Reduce the overhang to the neigbours drive by 2.0m back to growth points. Standing in Group G49 of Tree Preservation Order.

  Refused Trees 8 docs

• 38 Oakleigh Park North London N20 9AR

  23/3582/HSE Submitted 17 Aug 2023 100 yards away

  Single storey side/rear ground floor extension (amended description)

  Granted Householder Extension 16 docs
  Small domestic

• 40 Oakleigh Avenue London N20 9JJ

  26/1878/192 Submitted 19 May 2026 100 yards away

  Erection of a garden room

  Withdrawn Lawful development 6 docs

• 26/2679/192 Granted

  21 Myddelton Park London N20 0JH

  Single storey rear extension and increase in ridge height of existing rear outrigger (Amended description).

  Received 20 Jul, published by the council 7 Aug 2026 Lawful development
• 26/1362/191 Refused

  145 Cotswold Gardens London NW2 1PL

  Use as a House in Multiple Occupation (HMO) for 6 people

  Received 14 Apr, published by the council 25 Jul 2026 Lawful development
• 26/1907/191 Granted

  8 Golders Manor Drive London NW11 9HT

  Use of the property as a self-contained residential unit at ground floor level and the first and second floors as a 4-bedroom, 4-person House in Multiple Occupation (Sui Generis) (AMENDED DESCRIPTION)

  Received 21 May, published by the council 16 Aug 2026 Lawful development
• 26/2392/192 Refused

  6 Mostyn Road Edgware HA8 0JD

  New front hardstanding and vehicular access to provide off-street parking

  Received 23 Jun, published by the council 9 Aug 2026 Lawful development
• 26/2059/192 Refused

  Low Ridge Rowley Lane Barnet EN5 3HS

  Erection of a rear outbuilding

  Received 3 Jun, published by the council 16 Aug 2026 Lawful development