Planning application
20 Trinity Road SW17 7RE
Works: Extension Loft or dormer
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Erection of a mansard roof extension with front and rear dormers; two-storey rear extension at first and second floor levels, extension to infill rear ground floor courtyard to provide a new communal entrance, stairs and alterations to ground floor Launderette (Sui generis). Redevelopment of existing first floor flat and creation of a 2-bedroom flat at roof level. Communal refuse and cycle storage at ground floor.
As published by the council, reference 2026/1998
Application record
- Reference
- 2026/1998
- Status
- Granted As published: FINAL DECISION
- Decision
- Granted As published: Approve with Conditions CIL Liable
- Received
- 11 Jun 2026
- Postcode
- SW17 7RE
Site history
Applications at this address on the Wandsworth register
This site has had 2 applications since 2026: 1 approved, 0 refused.
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2026/3119 Awaiting decision
20 Trinity Road SW17 7RE
Variation of conditions 2 (in accordance with drawings), 9 (cycle parking) and 10 (waste store) pursuant to planning permission dated 23/07/2026 ref 2026/1998 (Erection of a mansard roof extension with front and rear dormers; two-storey rear extension at first and second floor levels, extension to infill rear ground floor courtyard to provide a new communal entrance, stairs and alterations to ground floor Launderette (Sui generis). Redevelopment of existing first floor flat and creation of a 2-bedroom flat at roof level. Communal refuse and cycle storage at ground floor.) to allow relocation of communal flats entrance from side to front of building and replacement of shopfront. Creation of new ground floor entrance hall, relocation of waste and cycle stores and replacement of openings to side of building with brickwork.
Timeline
Dates from the published record
-
11 Jun 2026
Received by Wandsworth
-
25 Jul 2026
Added to PlanIndex
Related applications
Cases linked to this one on the register
1 later application on the register refers to this one:
-
2026/3119 Awaiting decision
20 Trinity Road SW17 7RE
Variation of conditions 2 (in accordance with drawings), 9 (cycle parking) and 10 (waste store) pursuant to planning permission dated 23/07/2026 ref 2026/1998 (Erection of a mansard roof extension with front and rear dormers; two-storey rear extension at first and second floor levels, extension to infill rear ground floor courtyard to provide a new communal entrance, stairs and alterations to ground floor Launderette (Sui generis). Redevelopment of existing first floor flat and creation of a 2-bedroom flat at roof level. Communal refuse and cycle storage at ground floor.) to allow relocation of communal flats entrance from side to front of building and replacement of shopfront. Creation of new ground floor entrance hall, relocation of waste and cycle stores and replacement of openings to side of building with brickwork.
What this grant of permission means
Wandsworth granted permission, 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 this record
The published feed does not state which type of application this is; the register entry on Wandsworth's portal will say. Our guide explains the common types.
Nearby applications
Within 0.3 miles
-
20 Trinity Road SW17 7RE
89% historically approved · decision due ~27 Oct
Variation of conditions 2 (in accordance with drawings), 9 (cycle parking) and 10 (waste store) pursuant to planning permission dated 23/07/2026 ref 2026/1998 (Erection of a mansard roof extension with front and rear dormers; two-storey rear extension at first and second floor levels, extension to infill rear ground floor courtyard to provide a new communal entrance, stairs and alterations to ground floor Launderette (Sui generis). Redevelopment of existing first floor flat and creation of a 2-bedroom flat at roof level. Communal refuse and cycle storage at ground floor.) to allow relocation of communal flats entrance from side to front of building and replacement of shopfront. Creation of new ground floor entrance hall, relocation of waste and cycle stores and replacement of openings to side of building with brickwork.
Awaiting decision New dwelling Extension +2 -
28 Trinity Road SW17 7RE
Details of materials, noise level, cycle parking and refuse pursuant to Condition 3, 6, 7 and 8 of planning permission dated 19/01/2024 ref 2023/3746 (Alterations including erection of single storey side/rear extension; mansard roof extension to main rear roof to form additional storey; extension above back addition. Installation of windows to ground floor side elevation and new entrance; installation/replacement of side windows and installation of rear French doors with railings at first floor. increase in existing commercial (Class E) floorspace at ground floor, in connection with creation of 2 x 1-bedroom and 1 x 2- bedroom flats.)
Granted Full applications New dwelling Extension +2 7 docsSmall domestic -
26 Trinity Road London SW17 7RE
Change of use from Use Class E to Class F1 (non-residential education and training).
Granted Full applications 9 docs -
Ground Floor 30 Trinity Road SW17 7RE
Details of acoustic performance of new windows and trickle vents pursuant to condition 2 of prior approval dated 12/01/2023 ref 2022/4763 ( Determination as to whether prior approval is required for change of use from retail (Class E) to 1 x 1-bedroom flat(Class C3).)
Granted Full applications Windows or glazing 7 docs -
Flat Ground Floor Rear B 36 Trinity Road SW17 7RE
89% historically approved · decision due ~2 Apr
Alterations including erection of single-storey rear extension.
Awaiting decision Full applications Extension 17 docsSmall domestic -
Ground Floor 36 Trinity Road SW17 7RE
Display of 2 x non illuminated fascia signs, and 1 x vinyl graphic to glazing.
Granted Advertising Windows or glazing 10 docs