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Planning application

121 Alleyn Park London Southwark SE21 8AA

Granted Southwark 21/AP/2708 Householder Application

Works: Extension 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

Construction of ground floor L shape rear extension.

As published by the council, reference 21/AP/2708

Application record

Reference
21/AP/2708
Type
Householder Application
Status
Granted
Decision
Granted As published: Householder - GRANTED
Received
30 Jul 2021
Validated
2 Aug 2021
Decided
22 Sep 2021
Ward
Dulwich Wood
Parish
Dulwich
Decision by
Delegated Panel - Simple
Postcode
SE21 8AA

Site history

Applications at this address on the Southwark register

This site has had 4 applications since 2020: 3 approved, 0 refused.

  • 22/AP/1968 Decided

    121 Alleyn Park London Southwark SE21 8AA

    Non-material amendment following planning permission 21/AP/2708 (Construction of ground floor L shape rear extension) to install solar panels on the roof, extend the proposed rear extension but remove the proposed side extension.

    Decided 15 Jul 2022 Conditions
  • 21/AP/3438 Granted

    121 Alleyn Park London Southwark SE21 8AA

    Purple Plum (T1) - crown reduceReduce height by 1m from 6m to 5m. Reduce lateral spread by 2m from 7m to 5m. Crown lift to 3m above ground level. Reduction to shape canopy, pruning to suitable points and maintaining natural aesthetic.Work undertaken to bring back to form and improve light conditions for both owner and neighbouring properties.Tree should be lifted to 3m over public highway to prevent low branches causing a hazard.

    Decided 5 Nov 2021 Trees
  • 20/AP/2719 Granted

    121 Alleyn Park London Southwark SE21 8AA

    Holm Oak (T1) - crown reduce, lift & thin. Reduce height by 1m from 10m to 9m and reduce lateral spread by 1m from 8m to 7m. Very light reduction to shape tree whilst maintaining natural canopy and natural aesthetic. Crown lift live canopy to 4m above ground level. Crown thin by 20%. Work undertaken to improve light conditions in owners and neighbouring properties.

    Decided 4 Nov 2020 Trees

Timeline

Dates from the published record

  1. 30 Jul 2021

    Received by Southwark

  2. 2 Aug 2021

    Validated

    Checked as complete and ready for consideration.

  3. 22 Sep 2021

    Decision issued: Householder - GRANTED

  4. 1 Oct 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Mittelman Associates LLP Agent, registered in London

Active · incorporated 2008 · London

38 applications on PlanIndex · across 5 councils · 93% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

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

17 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

Southwark granted permission on 22 September 2021, 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 householder applications

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 121 Alleyn Park London Southwark SE21 8AA

    20/AP/2719 Submitted 22 Sep 2020 50 yards away

    Holm Oak (T1) - crown reduce, lift & thin. Reduce height by 1m from 10m to 9m and reduce lateral spread by 1m from 8m to 7m. Very light reduction to shape tree whilst maintaining natural canopy and natural aesthetic. Crown lift live canopy to 4m above ground level. Crown thin by 20%. Work undertaken to improve light conditions in owners and neighbouring properties.

    Granted Trees 8 docs
  • 121 Alleyn Park London Southwark SE21 8AA

    21/AP/3438 Submitted 30 Sep 2021 50 yards away

    Purple Plum (T1) - crown reduceReduce height by 1m from 6m to 5m. Reduce lateral spread by 2m from 7m to 5m. Crown lift to 3m above ground level. Reduction to shape canopy, pruning to suitable points and maintaining natural aesthetic.Work undertaken to bring back to form and improve light conditions for both owner and neighbouring properties.Tree should be lifted to 3m over public highway to prevent low branches causing a hazard.

    Granted Trees 5 docs
  • 123 Alleyn Park London Southwark SE21 8AA

    26/AP/1767 Submitted 18 Jun 2026 50 yards away

    Tree ID 7971 A Bullbay Magnolia tree approximately 9.7m in height, situated in the rear garden. Reduce height by up to 2m back to closest growth point. Reshape canopy by tying into height. Tree ID 7972 A Tulip tree approximately 13.8m in height, situated in the front garden. The tree overhangs the pavement and the TFL signs. Reduce branches to 50cm away from street sign, back to closest growth point and crown lift to 3m above ground level over pavement. Tree ID 7973 A Bird Cherry tree approximately 4.6m in height, situated in the front garden. The canopy is overhanging the pavement. Crown lift to 2.4m above ground level over pavement.

    Granted Trees 8 docs
  • 150 Thurlow Park Road London Southwark SE21 8HN

    23/AP/2616 Submitted 18 Sep 2023 50 yards away

    Tree works 5 day notification: T1 Sycamore: Tree in Severe Decline. Potential Sooty Bark Disease. Fell and replace with 14-16cm Sorbus torminalis (Wild Service tree) in next planting season.

    Granted Trees 4 docs
  • 146 Thurlow Park Road London Southwark SE21 8HN

    20/AP/1944 Submitted 15 Jul 2020 50 yards away

    T2-Ash Large tree with a wide spreading crown Recent ivy removal from the main trunk and union has uncovered a large area of very extensive decay. One of the four main trunks failed and hanging onto the neighbouring fence. Two large, ivy clad trunks lean heavily over the neighbouring property. Given the condition of the main union, there is insufficient sound wood to support and hold these trunks. The whole are is riddled with soft white rot in an advanced state. Suggested works are to fell to ground level T9-Laurel Large ivy clad specimen. Similarly with above, ivy was removed from the main trunk which uncovered and extensive hollowing. The cavity is very large and tapping with a mallet indicated this extends for several meters either side. Laurel are soft timbered and not great compartmentalisers, given the size of the tree and the defect suggested works are to fell to ground level

    Granted Trees 5 docs
    Small domestic
  • Brightlands 2 Gallery Road London Southwark SE21 7AB

    23/AP/2194 Submitted 4 Aug 2023 100 yards away

    Tree works 5 day notification: Dead and dying ash 1 Gallery RoadWorks: fell to 1m stump, Stack large diameter wood on site. Reason: to abate an immediate hazard.Plant 2 x oak minimum 14-16cm stem girth

    Granted Trees 6 docs

In Southwark

  • 26/AP/2158 Granted

    7 Alma Grove London Southwark SE1 5PY

    Erection of a rear ground floor side extension with a framed glass roof and bi-folding rear doors. Replacement of windows and door. Alterations to external facade.

    Received 21 Jul, published by the council 25 Jul 2026 Householder
  • 26/AP/2601 Awaiting decision

    49 Henshaw Street London Southwark SE17 1PE

    Demolition of existing rear extension and construction of part single, part two storey rear extension and erection of roof terrace on main roof with balustrades and glazed access hatch.

    2 Sep 2026 Householder
  • 26/AP/2545 Awaiting decision

    76 Shenley Road London Southwark SE5 8NQ

    Construction of a single storey side and rear extension to the rear; construction of a rear dormer roof extension over the main roofslope and the installation of 3x rooflights to the front roofslope.

    Received 26 Aug, published by the council 3 Sep 2026 Householder
  • 26/AP/2533 Awaiting decision

    28 Tyrrell Road London Southwark SE22 9NE

    Construction of rear extension.

    Received 25 Aug, published by the council 28 Aug 2026 Householder
  • 26/AP/2517 Awaiting decision

    65 Calton Avenue London Southwark SE21 7DF

    Construction of a ground-floor side-rear extension with terrace reinstated above; alterations to the rear outrigger, including raising the eaves and ridge, removal of the chimney stack, replacement windows, and installation of two rooflights; enlargement of the existing rear dormer; erection of bin and bike stores in the front garden, together with new landscaping and a front boundary wall; installation of an EV charger to front elevation and removal of existing front porch door; removal of existing garden buildings and erection of a shed, sauna and pergola in the rear garden, together with new landscaping and decking.

    Received 24 Aug, published by the council 28 Aug 2026 Householder