1 Alleyn Crescent London Southwark SE21 8BN

1. 5 Aug 2026

   Received by Southwark

2. 9 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 30 September 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Southwark took a median of 52 days over the applications it decided in the last year.

This application is with Southwark for determination, against a statutory target of eight weeks. Over the last year Southwark's median decision took 52 days. More in our guide to how long planning decisions take.

The published feed does not state which type of application this is; the register entry on Southwark's portal will say. Our guide explains the common types.

• 12 Alleyn Crescent London Southwark SE21 8BN

  22/AP/2472 Submitted 11 Jul 2022 11m away

  Specie and Location of Tree:A Whitebeam tree approximately 9m in height, situated in the small front garden (see plan). The tree is very dense and wide spreading.Description of Dulwich Estates Approved Works:Crown thin by 25% including the removal of dead wood and necessary shortening of long lateral branches particularly towards the house. The height and basic shape should be retained.

  Granted Trees 6 docs

• 7 Alleyn Crescent London Southwark SE21 8BN

  26/AP/1143 Submitted 21 Apr 2026 17m away

  Construction of a two-storey side extension; replacement of front boundary timber wall to brick; inclusion of bin store and installation of a ground floor side facing window

  Granted Householder Extension Windows or glazing 27 docs
  Domestic

• 1 Alleyn Road London Southwark SE21 8AB

  23/AP/3087 Submitted 3 Nov 2023 25m away

  Enlargement of existing basement with 1no. Lightwell to the front and 1no. Lightwell to the south elevation, associated with new patio area in the rear garden and replacement of ground floor windows; - Construction of loft conversion with 2no. dormer windows and 2no. roof windows on northwest and southeast elevations, associated with removal of 1no. chimney to the front slope and change of roof top on garage;- Conversion of side conservatory to a bricked extension;- Enlargement of vehicular entrance to garage and blocking up of a side door,- blocking up of a rear window and door of the garage; - Installation of solar slates on front and rear roof slopes of both main house and garage;- Installation of 2nos. ASHP and 1no. AC unit on south elevation;- Proposed material railings and gates on the front boundary;

  Granted Householder Extension Loft or dormer +1 30 docs
  Small domestic

• 1 Alleyn Road London Southwark SE21 8AB

  25/AP/3358 Submitted 18 Nov 2025 25m away

  Variation of Conditions 1 (Approved Plans) for planning permission ref.23/AP/3087. The proposed changes are: 1. Change in front landscaping (design attached) 2. Removing the lean-to conservatory and reducing the size of the basement whilst moving the lightwell further away from the neighbouring property.

  Granted Amendments Extension 20 docs

• 4 Alleyn Crescent London Southwark SE21 8BN

  26/AP/0294 Submitted 2 Feb 2026 34m away

  Amendment agreed by email 26.03.2026. Works to tree subjec to to TPO 581: T1- whitebeam tree. 30% reduction equating to up to 3m in any one direction, back to suitable branch junctions.

  Granted Trees 6 docs

• 71 Alleyn Park London Southwark SE21 8AT

  25/AP/3443 Submitted 25 Nov 2025 53m away

  Works to tree with a TPO: Tree ID 7037. Conifer Tree. 14 metres in height. Fell tree to ground level. This tree has outgrown its location. Situated in the rear garden behind the Bay tree. Conditional replacement planting.

  Granted Trees 8 docs