Postcode district
Planning applications in SE21
PlanIndex holds 821 planning applications with SE21 postcodes, the earliest from 2004, the newest from September 2026. 94% of clear-cut decisions were approvals.
Applications in SE21
Newest first · page 1 of 17
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26/AP/2664 Awaiting decision
5 Woodhall Drive London Southwark SE21 7HJ
Tree ID 8314 and Apple Tree Approx 7 m in height situated on near left hand side boundary of the rear garden.
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26/AP/2577 Decided
51 College Road London Southwark SE21 7LF
Five day notification for tree works: Fell to ground level one unidentified dead tree (T1) measuring approximately 6 metres in height, situated to the side of the house and leaning towards No. 53.
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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.
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26/AP/2485 Awaiting decision
84 Croxted Road London Southwark SE21 8NP
Installing a bike and bin store with additional planting to the front garden. Forming a rear ground floor extension with french doors, fixed windows and a skylight with internal remodelling to the ground and first floors and minor alterations to the 2nd floor.
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26/AP/2486 Awaiting decision
84 Croxted Road London Southwark SE21 8NP
Certificate of lawfulness (proposed) for the formation of a moveable structure (as defined under the Caravan Site Act) that can be separated into 2 sections and removed from the rear garden by crane. Refer to the following drawings: 318 SP 00 (PD) 318 SP 01 (PD) 318 SP 101 (PD) 318 GS 01 (PD) 318 GS 02 (PD)
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26/AP/2492 Decided
123 Alleyn Park London Southwark SE21 8AA
Five day notification for tree works: Fell to ground level one dead Prunus tree (T1) measuring approximately 6 metres in height and 4 metres in crown spread, located in the rear garden.
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26/AP/2479 Decided
Dulwich Wood Nursery School And Children Centre Lyall Avenue London Southwark SE21 8QS
Tree works 5 day notification: Removing major deadwood from trees within the playground area
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26/AP/2488 Decided
Dulwich Riding School Dulwich Common London Southwark SE21 7EX
Five day notification for tree works: T2572 - Common Ash (to be removed) Dangerous Tree. Large cavity at base. Approx 30cm Wide and 50cm in height. Minimal holding wood on cavity opening side. Cavity extends below opening and above. Multiple fungal fruiting bodies present. Desiccated innonotus brackets, several large Ganoderma brackets from approxn1.7m To 5m above ground level. King Alfred bracket on large dead limb. Large limb over highway concerns about attachment point.
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26/AP/2469 Awaiting decision
61 Alleyn Park London Southwark SE21 8AT
Construction of a single storey ground floor rear extension.
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26/02366/FUL Awaiting decision
10 Tritton Road London SE21 8DE
Erection of a ground floor rear and side extension and erection of a 1st floor rear extension, together with the installation of solar panels.
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26/AP/2458 Decided
Corner Of 109 College Road, SE21 7HN Adjacent To Low Cross Lane, Path That Run From Sydenham Hill Train Station To Crescent Wood Road. London Southwark SE21 7HN
Dead tree. Tree ID Common Name Work Task 1932- Common hawthorn- Remove Tree Tree subject to The Dulwich Estates tree replacement programme.
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26/02359/TPO Awaiting decision
Oakfield School 126 - 128 Thurlow Park Road London SE21 8HP
Robinia pseudoacacia (T2) - 5 Day Notice dying top section of crown over car park to be reduced in height by approximately 4m down to healthy growth, dead wood to be removed. Sycamore (T3) - 5 Day Notice Whole crown reduction in height to 10m above ground level, re-shaping for a natural form due to upper crown die back and significant high dead wood. Sycamore (T7) - 5 Day Notice to remove as Dead, hazardous over pavement and Croxted Road. No replanting required as several saplings establishing nearby.
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26/AP/2439 Awaiting decision
13 Court Lane London Southwark SE21 7DH
Certificate of Lawful Development (proposed) for the installation of an air source heat pump.
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26/AP/2429 Awaiting decision
53 College Road London Southwark SE21 7LF
Quercus robur (T1) - lift low growth to give 2.5m clearance above ground level over driveway. Tilia x europaea (T2) - lift low growth over flat sedum roof to give 2m clearance. Robinia pseudoacacia (T3) - re-shape crown by reducing longest laterals by up to 2m. Salix x sepulcralis 'Chrysocoma' (T4) - remove one large upright stem (connected at about 10m in height) to thin upper crown and naturally reduce height. Fraxinus excelsior (T5) - remove dead wood only.
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26/AP/2419 Awaiting decision
Old Alleynians Sports Ground Dulwich Common London Southwark SE21 7HA
(TG1) Row of trees mixed species on raised bank (North East of driveway) - Remove major deadwood and clear phone wires (TG2) Row of Oak trees (South West of driveway) - Remove major deadwood and clear phone wires (T3) Dying Ash - Section fell to ground level (height 8.0m) (T4) Dead elder - Section fell to ground level (height 2.5m) (T5) Partially dead Hawthorn - Section fell to ground level (height 2.5m) (T6) Oak - Remove lower bough over road - we previously applied to remove this bough - it has since been hit by multiple vehicles and damaged. (T7) Oak (Dead) - Remove small diameter secondary dead branches back to main trunk (height 4.0m, crown spread from 0.8m to 0.4m)
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26/AP/2387 Awaiting decision
166 Turney Road London Southwark SE21 7JJ
Magnolia (T1) - Height reduction of up to 1m to suitable growth points retaining a natural shape
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26/AP/2361 Decided
95 Dulwich Village London Southwark SE21 7BJ
Five day notification for tree works: T1 Robinia tree (Robinia pseudoacacia) - Crown reduction of lateral limbs that are showing cracks and decay and dismantling of a fallen hanging limb; T2 Purple Leaf Plum (Prunus cerasifera 'Nigra') - Removal of dead tree with decay at the base and replanting during the winter season.
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26/AP/2338 Awaiting decision
23 Alleyn Park London Southwark SE21 8AU
Demolition of existing property with a replacement detached dwelling.
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26/AP/2350 Awaiting decision
1 Alleyn Crescent London Southwark SE21 8BN
Works to a tree with a TPO: Tree ID 8189 A Box Elder tree approximately 8m in height, situated on the left-hand side of the rear garden, overhanging the pavement on Alleyn Road. There is dead wood present in the upper crown and excessive growth over the pavement. Dead wood to be removed and overhang to the pavement and streetlamp reduced back by up to 2m ensuring a natural final shape. All pruning should be targeted at suitable growth points
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26/AP/2333 Awaiting decision
The Old College 18 Gallery Road London Southwark SE21 7AE
Works to trees in a conservation area: 2132, Cherry 'Kanzan' Remove Tree Fell to 50cm above ground level. 2131, Cherry 'Kanzan' Remove Tree, Fell to 1m above ground level.
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26/AP/2334 Awaiting decision
77 Court Lane London Southwark SE21 7EF
Tree works with a TPO: 1000 Pedunculate oak Monolith Veteranise - monolith to approx 6m above ground level. limbs to be retained at no more than 1m away from stem. 998 Pedunculate oak Monolith "veteranise - monolith to approx 6m above ground level. all lower growth to be retained. (OPM should have been removed)" 981 Norway maple Remove Tree Fell to 30cm above ground level.
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26/AP/2329 Awaiting decision
2 College Gardens London Southwark SE21 7BE
Works to tree in a conservation area: 2628, Pedunculate oak, crown deduction by 3.5m back to closest growth point.
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26/AP/2327 Awaiting decision
Land Adjacent Lovers Walk And Gallery Road London Southwark SE21 7BE
Mitigation works following the detection of advanced decay to Pedunculate Oak (T2589), comprising a 3m crown reduction back to suitable growth points and the removal of OPM nests.
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26/AP/2328 Awaiting decision
Land Adjacent Lovers Walk And Gallery Road London Southwark SE21 7BE
Works to tree with a TCA: T1 - 2612 Pedunculate oak Monolith Veteranise - reduce in height by approx 6m and branches to be no more than 4m away from stem. (see attached marked up photo)
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26/AP/2332 Awaiting decision
Village Orchard Gallery Road London Southwark SE21 7AE
Works to tree with a TPO: mitigation works post advance decay detection. T1 - 2168 Horse chestnut Crown Reduction Remove deadwood. Reduce canopy by 2m back to closest growth point. T2 - 2167 Horse chestnut Crown Reduction reduce canopy by 2.5m back to closest growth point. T3 - 2133 Turkey oak Crown Reduction reduce by 3m, back to closest growth point. mitigation works post advance decay detection.
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26/AP/2305 Awaiting decision
Grange Lane Allotments West Grange Lane London Southwark SE21 7LH
Crown reduction to 1 x Pedunculate Oak (T2243) by reducing the crown by 3m back to the closest growth point, and crown reduction to 1 x Sessile Oak (T4500) by reducing the upper canopy by 2m using drop-crotch pruning to suitable sub-lateral growth, including targeted pruning of the lowest north-eastern primary limb.
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26/AP/2309 Awaiting decision
81 Court Lane London Southwark SE21 7EF
Magnolia (T7) - fell and treat stump with eco plugs (broadleaved) to combat subsidence damage to 81 Court Lane, Dulwich Village, London, SE21 7EF
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26/AP/2303 Awaiting decision
61 Dulwich Village London Southwark SE21 7BJ
T1 - Large Purple Hazel tree. Tree is shutting down and over 70% of canopy has died. What remains is not aesthetically pleasing to be able to form a new canopy. Section fell to ground level. T2 ? Small Robinia tree which is under the canopy of the Large Sycamore tree. Reduce canopy by removing the main leader of the tree. T3. ? Large Sycamore tree. Remove low branches to crown break and remove Ivy. T4 - Lilac at rear remove and grub out stump. T5 - Bird cherry remove and grub out stump.
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26/AP/2306 Awaiting decision
Gunsite Allotments Grange Lane London Southwark SE21 7LH
Tree works to a conservation area: Mitigation works identified post advance decay detection. 7173 Pedunculate oak Crown Reduction Crown reduction by 4m back to closest growth points. 7184 Pedunculate oak Monolith Veteranise by reducing to approx 6m above ground level. limbs to be retained no more than 1m away from stem. [fracture pruning wounds/coronet cuts].
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26/AP/2291 Awaiting decision
98 College Road London Southwark SE21 7ND
TPO 443: Removal of declining Horse Chestnut tree
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26/AP/2275 Awaiting decision
192 Turney Road London Southwark SE21 7JL
Construction of 1no. new garden shed in the front garden; removal of 1no. tree and relocation of 1no. tree in the side garden.
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26/AP/2276 Awaiting decision
192 Turney Road London Southwark SE21 7JL
Certificate of lawful development (proposed) for construction of 2x sheds and 1x children's play structure in the rear garden including associated foundations.
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26/AP/2268 Awaiting decision
40 Village Way London Southwark SE21 7AP
Non-Material Amendment provide additional information and minor revisions to the landscaping scheme for section 73 planning application 25/AP/0849 dated 02/06/2025 (for: Minor-material amendment to application ref 24/AP/1031 dated 12/03/2025, itself for: Construction of a single dwelling adjacent to 40 Village Way and minor works to the existing house to remove single-storey side extension and detached garage; proposed works include landscaping, cycle and refuse stores, and other associated works).
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26/AP/2267 Awaiting decision
50 Dulwich Village London Southwark SE21 7AJ
Removal of 1 Category U tree (T4 Indian bean tree), 15 Category C trees (T1 magnolia, T2 Lawson cypress, T5 lilac, T6 Lawson cypress, T7 pencil cedar, T8 common holly, T9 Lawson cypress, T10 Lawson cypress, T11 pencil cedar, T12 myrobalan plum, T13 myrobalan plum, T14 Lawson cypress, T15 maidenhair tree, T20 western red cedar and T25 Himalayan birch) and H2 coniferous hedgerow, with replacement planting comprising 8 Italian/pencil cypress (Cupressus sempervirens), 2 domestic apple trees to create a mini orchard and approximately 25-30 linear metres of English yew hedge (1.0-1.2m instant hedge).
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26/AP/2245 Decided
Elm Lawn Dulwich Common London Southwark SE21 7EW
5 DAY NOTIFICATION T3. Ash Tree. 18 metres in height. 4 metres in width. Fell to ground level using a 21 metre MEWP. Tree is in very poor health and at risk of brittle fracture. Situated in the rear garden. Mewp is required as the tree is too dangerous to climb. Duty to replant.
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26/02194/FUL Awaiting decision
293 Croxted Road London Lambeth SE21 8NN
The erection of a ground floor side extension, installation of 3 roof lights to the front and bifold doors the the rear.
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26/02184/FUL Awaiting decision
25 Croxted Road London SE21 8SZ
Erection of a rear dormer roof extension and installation of one rear rooflight.
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26/AP/2230 Awaiting decision
11 Calton Avenue London Southwark SE21 7DE
Erection of a single-storey side extension following demolition of the existing side extension.
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26/02176/TCA Awaiting decision
35 Dalmore Road London SE21 8HD
Back Garden: T1 Horse Chestnut: Fell.
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26/AP/2201 Awaiting decision
59 Alleyn Road London Southwark SE21 8AD
Lawson Cypress tree approximatly 9.6 metres in height situated in the front garden. Fell to ground level and stump grind. Conditional replacement. Magnolia kobus (Cobus Magnolia). Tree to be procured in line with BS3936 [1992] standard (8-10cm stem circumference). The new tree is to be planted during October 2026 and March 2027 planting season.
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26/AP/2197 Awaiting decision
5 Frank Dixon Way London Southwark SE21 7BB
Remove the 2 Sorbus. - Both have ADD that show extensive basal decay, and unsuitability for retention.
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26/AP/2207 Awaiting decision
108 College Road London Southwark SE21 7HW
Works to trees in a conservation area: 751. Pedunculate oak. Crown Reduction, reduce crown by 2m back to closest growth point. [Advance Decay detection provided] 1990 Pedunculate oak Deadwood > 5cm Remove major deadwood. Also prune back from light column to give adequate clearance. Prune back to suitable sublateral growth points. 1988 Pedunculate oak Deadwood > 5cm Remove major deadwood 1989 Pedunculate oak Deadwood > 5cm Remove major deadwood over footpath and road. 759 Pedunculate oak Deadwood > 5cm Remove major deadwood. 1992 Common lime Crown Reduction Remove NE stem from Union at 3m. 758 Pin oak Deadwood > 5cm Remove major deadwood. 5699 Pedunculate oak Deadwood > 5cm Remove major deadwood 751 Pedunculate oak Deadwood > 5cm Remove major deadwood. Await results of advanced decay detection before programming works. 749 Pedunculate oak Deadwood > 5cm Remove major deadwood. 758 Pin oak Crown Lift Lift/cut back over to 3m above ground level over pavement and 5m road, removing damaged branches.
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26/02151/FUL Awaiting decision
74 Thurlow Hill London SE21 8JN
Erection of a single storey ground floor rear and front side infill extension and a first floor side extension - Retrospective.
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26/AP/2169 Awaiting decision
Dulwich Picture Gallery Gallery Road London Southwark SE21 7AD
Replacement of interactive public sculpture within the grounds of Dulwich Picture Gallery, together with associated landscaping works, including new tree and shrub planting, safety surfacing, accessible paths, and other ancillary works.
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26/AP/2171 Awaiting decision
17 Court Lane Gardens London Southwark SE21 7DZ
Proposed front garden work comprising installation of Air Source Heat Pump, screening, refuse and bicycle store, EV charging point, and dropped kerb with front driveway for 1nr car parking space.
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26/AP/2170 Decided
11 Alleyn Park London Southwark SE21 8AU
Five day notification for tree works: Removal of dead conifer.
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26/02224/P14A Awaiting decision
36 Carson Road London SE21 8HU
Prior of approval for the installation of 9x roof mounted solar panels equipment on domestic premises.
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26/AP/2122 Awaiting decision
7 College Road London Southwark SE21 7BQ
Alterations to the rear window at ground floor level, replacement of side windows at ground floor level, replacement of the existing roof with an adjusted ridge line to match neighbouring properties, installation of a rear-facing dormer and conservation rooflights to the side and rear elevations.
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26/AP/2150 Awaiting decision
41 College Road London Southwark SE21 7BA
Works to a tree in a conservation area: 6251 16M Eucalyptus tree - Remove dead and damaged wood throughout the crown and reduce height only by up to 2m back to suitable growth points. 8044 13M Black Locust tree DEAD - Fell to ground level
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26/02070/G31 Decided
Oakfield School 125 - 127 Thurlow Park Road London SE21 8JJ
Application for prior approval under Schedule 2, Class B, Part 11 of the Town and Country (General Permitted Development)(England) Order 2015 (as amended) for the demolition of a small timber framed lean-to extension to side elevation.