Planning Applications in SE21

Planning authorities: Southwark Council, Lambeth Council

Search current and historic planning applications in the SE21 postcode district across Southwark and Lambeth - 94 in the last 90 days. Filter applications by date, status, development type, or number of homes, view them on the map, or create a free alert for new applications.

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Showing 50 of 94 applications
8 Sept 2026 Pending 26/AP/2653

32 Gilkes Crescent London Southwark SE21 7BS

Works to a tree in a consevation area: (T1) Leyland Cypres - Section fell to ground level - tree has a heavy lean and is in poor health. Height 5.0m C...

Works to a Tree in a Conservation Area Southwark
8 Sept 2026 Pending 26/AP/2664

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. Reduce height to approximately 3.5m AGL,...

Southwark
3 Sept 2026 Pending 26/AP/2517

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 r...

Householder Application Southwark
1 Sept 2026 Approved 26/AP/2577

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...

Tree works 5 day notification Southwark
26 Aug 2026 Awaiting decision 26/02005/FUL

7 Thurlow Park Road London Lambeth SE21 8JB

Conversion of existing house to create 5no. self-contained flats together with the erection of single storey rear and 2-storey side extension and repl...

Full Planning Permission Lambeth
20 Aug 2026 Approved 26/AP/2488

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. Mi...

Tree works 5 day notification Southwark
20 Aug 2026 Under consideration/assessment 26/AP/2486

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 se...

Certificate of Lawful Dev. - Proposed Southwark
20 Aug 2026 Under consideration/assessment 26/AP/2485

84 Croxted Road London Southwark SE21 8NP

Installation of a bike and bin store with additional planting to the front garden. Construction of a rear ground floor extension and replacement of wi...

Householder Application Southwark
19 Aug 2026 Approved 26/AP/2492

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 ...

Tree works 5 day notification Southwark
19 Aug 2026 Approved 26/AP/2479

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

Tree works 5 day notification Southwark
18 Aug 2026 Awaiting decision 26/02042/FUL

170 Rosendale Road London SE21 8LG

Erection of a single storey side and rear extension at lower ground floor with a side window; conversion of the garage into habitable rooms with a fro...

Full Planning Permission Lambeth
18 Aug 2026 Awaiting decision 26/AP/2439

13 Court Lane London Southwark SE21 7DH

Certificate of Lawful Development (proposed) for the installation of an air source heat pump.

Certificate of Lawful Dev. - Proposed Southwark
18 Aug 2026 Approved 26/AP/2458

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.

Tree works 5 day notification Southwark
18 Aug 2026 Under consideration/assessment 26/AP/2469

61 Alleyn Park London Southwark SE21 8AT

Construction of a single storey ground floor rear extension.

Householder Application Southwark
17 Aug 2026 Under consideration/assessment 26/AP/2275

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.

Householder Application Southwark
14 Aug 2026 Awaiting decision 26/02359/TPO

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, ...

Approval for works to TPO trees Lambeth
13 Aug 2026 Under consideration/assessment 26/AP/2419

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 W...

Works to a Tree with a TPO Southwark
13 Aug 2026 Under consideration/assessment 26/AP/2429

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 ...

Works to a Tree in a Conservation Area Southwark
12 Aug 2026 Under consideration/assessment 26/AP/1966

1 College Gardens London Southwark SE21 7BE

Works to trees in a conservation area: De Minimis tree works including -repollarding. 2311 Common lime Re-pollard Re-pollard tree and reduce height to...

Works to a Tree in a Conservation Area Southwark
12 Aug 2026 Under consideration/assessment 26/AP/2276

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 fou...

Certificate of Lawful Dev. - Proposed Southwark
10 Aug 2026 Under consideration/assessment 26/AP/2298

90A College Road London Southwark SE21 7NA

Installation of a swimming pool, pool plant shed and associated hard and soft landscaping.

Householder Application Southwark
10 Aug 2026 Under consideration/assessment 26/AP/2387

166 Turney Road London Southwark SE21 7JJ

Magnolia (T1) - Height reduction of up to 1m to suitable growth points retaining a natural shape

Works to a Tree in a Conservation Area Southwark
7 Aug 2026 Approved 26/AP/1962

The Mill Pond Junction Of College Road And South Circular London Southwark SE21 7LE

5 Day Notification: De minimis works - 18 trees (details also contained in attached works order. Works Order 397 - Mill pond (pruning) Tree ID Common ...

Works to a Tree in a Conservation Area Southwark
6 Aug 2026 Approved 26/AP/2361

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 ...

Tree works 5 day notification Southwark
6 Aug 2026 Under consideration/assessment 26/AP/2338

23 Alleyn Park London Southwark SE21 8AU

Demolition of existing property with a replacement detached dwelling.

Minor application Southwark
5 Aug 2026 Under consideration/assessment 26/AP/2333

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 1...

Works to a Tree in a Conservation Area Southwark
5 Aug 2026 Awaiting decision 26/AP/2329

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.

Works to a Tree in a Conservation Area Southwark
5 Aug 2026 Under consideration/assessment 26/AP/2334

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 aw...

Works to a Tree with a TPO Southwark
5 Aug 2026 Approved 26/AP/2331

Low Cross Wood Lane London Southwark

7887 - Pedunculate oak. Remove Tree. Fell to 30cm above ground level. 1925 - Pedunculate oak. Monolith. Reduce in height to 50cm below crown break. Re...

Works to a Tree in a Conservation Area Southwark
5 Aug 2026 Under consideration/assessment 26/AP/2351

Court Lane Gardens London Southwark

Works to tree with a TPO: T1 - 980 Horse chestnut: Crown Reduction reduce canopy by 3.5m back to closest growth point. T2 - 976 Horse chestnut: Crown ...

Works to a Tree with a TPO Southwark
5 Aug 2026 Under consideration/assessment 26/AP/2350

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 t...

Works to a Tree with a TPO Southwark
5 Aug 2026 Awaiting decision 26/AP/2328

Land Adjacent Lovers Walk And Gallery Road London Southwark SE21 7BE

Amended specification omitting monolith reference and clarifying scope of works: Works to tree with a TCA: T1 - 2612 Pedunculate oak Veteranise - redu...

Works to a Tree in a Conservation Area Southwark
5 Aug 2026 Under consideration/assessment 26/AP/2332

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...

Works to a Tree with a TPO Southwark
4 Aug 2026 Approved 26/AP/2327

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 ...

Works to a Tree in a Conservation Area Southwark
4 Aug 2026 Approved 26/AP/2330

Low Cross Wood Lane London Southwark

1930 - Pedunculate oak. Crown Reduction. Crown reduction by 1.5m back to closest growth point. 1912 - Sessile oak. Crown Reduction. Reduce crown by 2m...

Works to a Tree in a Conservation Area Southwark
4 Aug 2026 Under consideration/assessment 26/AP/2303

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 n...

Works to a Tree in a Conservation Area Southwark
4 Aug 2026 Approved 26/AP/2305

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 (T...

Works to a Tree in a Conservation Area Southwark
3 Aug 2026 Approved 26/AP/2306

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 4...

Works to a Tree in a Conservation Area Southwark
3 Aug 2026 Pending 26/AP/2309

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

Works to a Tree in a Conservation Area Southwark
31 Jul 2026 Awaiting decision 26/02230/FUL

9 Carson Road London Lambeth SE21 8HT

Removal of an existing rear dormer and reinstatement. The re-modelling of a roof to include a gable end and small second dormer.

Full Planning Permission Lambeth
31 Jul 2026 Awaiting decision 26/02221/LDCP

Parkhall Business Centre 40 Martell Road London SE21 8EN

Certificate of Lawful Development (Proposed) with respect to the use (Use Class E) of blocks A and B.

Certificate of Lawful Use proposed Lambeth
31 Jul 2026 Decided 26/AP/2268

40 Village Way London Southwark SE21 7AP

Non-Material Amendment to provide additional information and minor revisions to the landscaping scheme for section 73 planning application ref: 25/AP/...

Variation Southwark
31 Jul 2026 Under consideration/assessment 26/AP/2291

98 College Road London Southwark SE21 7ND

TPO 443: Removal of declining Horse Chestnut tree, Sycamore and Elder. Conditional Replacement. Acer Campeste to replace the Sycamore. Lime to replace...

Tree works 5 day notification Southwark
30 Jul 2026 Under consideration/assessment 26/AP/2122

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 adju...

Householder Application Southwark
30 Jul 2026 Approved 26/AP/2230

11 Calton Avenue London Southwark SE21 7DE

Erection of a single-storey side extension following demolition of the existing side extension.

Householder Application Southwark
30 Jul 2026 Approved 26/AP/2267

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,...

Works to a Tree in a Conservation Area Southwark
29 Jul 2026 Approved 26/AP/2245

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 a...

Tree works 5 day notification Southwark
28 Jul 2026 Awaiting decision 26/02194/FUL

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.

Full Planning Permission Lambeth
28 Jul 2026 Awaiting decision 26/02184/FUL

25 Croxted Road London SE21 8SZ

Erection of a rear dormer roof extension and installation of one rear rooflight.

Full Planning Permission Lambeth
27 Jul 2026 Approved 26/02176/TCA

35 Dalmore Road London SE21 8HD

Back Garden: T1 Horse Chestnut: Fell.

Approval for works to trees in CA Lambeth
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Data updated daily. Source: Southwark and Lambeth planning portals.