RYDAL, DUKESTHORPE ROAD, LONDON, SE26 4PBReplacement of existing windows and doors including timber casement windows on the front and rear elevations and timber doors on the front and rear elevations and rooflights at Rydal, Dukesthorpe Road, SE26.Lewisham DC/26/145136 · Householder
Sept 2026 500 m away
Approved
33 WATLINGTON GROVE, LONDON, SE26 5RRConstruction of a mansard roof extension with dormer windows to front and rear and reintroduction of chimney stacks at 33 Watlington Grove, SE26 and associated works.Lewisham DC/26/144726 · Householder
Jul 2026 150 m away
Approved
12 GIRTON ROAD, LONDON, SE26 5DHThe construction of a hip-to-gable and L-shaped dormer loft conversion at 12 Girton Road SE26.Lewisham DC/26/144580 · Householder
Jul 2026 500 m away
Approved
28, 28 HILLMORE GROVE, LONDON, SE26 5RWDemolition of the existing rear dormer and the construction of an L-shaped rear roof dormer extension and the replacement of two rooflights on the front roof slope and one new rooflight on the dormer roof at 28 Hillmore Grove, SE26.Lewisham DC/26/144420 · Householder
Jun 2026 150 m away
Approved
FLAT 1, 37 KNIGHTON PARK ROAD, LONDON, SE26 5RJRemoval of the existing windows in the rear elevation and the installation of aluminium framed glazed folding doors at Flat 1, 37 Knighton Park Road SE26.Lewisham DC/26/143693 · All Other
Apr 2026 200 m away
Approved
51, 51 HIGHCLERE STREET, LONDON, SE26 4EXApplication for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) and Classes B and C of Schedule 2, Part 1 of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for the construction of an L-shaped rear roof dormer and two frontslope rooflights to 51 Highclere Street, SE26
Spotted when a home's energy certificate shows at least 15 m² (and 15%) more floor area than an earlier one. Only homes with two certificates show up, so the real number is higher. A busy street suggests extensions get permission here; check the council's planning register for the details.
Storm overflows within 2 km
No monitored sewer storm overflows within 2 km (England only).
New-home postcodes with fewer than 5 homes are counted above but not listed. 36 postcodes nearby had new homes completed in the last two years.
Lewisham DC/26/143429 · All Other
Mar 2026 400 m away
Approved
309 SYDENHAM ROAD, LONDON, SE26 5EWConstruction of a mansard roof extension at roof level and all associated works at Flat B, 309 Sydenham Road SE26.Lewisham DC/26/143122 · All Other
Mar 2026 450 m away
Approved
39, 39 HIGHCLERE STREET, LONDON, SE26 4EXApplication for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) Class B and C of Schedule 2, Part 1 of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for the construction of an L-shaped rear dormer extension and installation of two front rooflights at 39 Highclere Street, SLewisham DC/26/143049 · All Other
Feb 2026 400 m away
Approved
33, 33 GIRTON ROAD, LONDON, SE26 5DJConstruction of a single storey rear extension, two ground floor side-elevation windows, and all associated works to 33 Girton Road, SE26.Lewisham DC/26/143021 · Householder
Feb 2026 450 m away
Approved
128, 128 SYDENHAM ROAD, LONDON, SE26 5JYReplacement of all windows to all Flats (A, B and C) from existing tilt and turn/sash style windows to double glazed Upvc top hung casement style windows, replacement of front elevation timber door with a composite door, and replacement of rear garden doors with double glazed uPVC doors at 128 Sydenham Road, SE26.Lewisham DC/26/142984 · All Other
Feb 2026 300 m away
Approved
126, 126 SYDENHAM ROAD, LONDON, SE26 5JYReplacement of all elevation windows to both Flats A and B from existing tilt and turn/sash style windows with double glazed Upvc top hung casement style windows, replacement of front entrance doors with composite doors, and replacement of rear garden doors with double glazed Upvc to 126 Sydenham Road, SE26.Lewisham DC/26/142985 · All Other
Feb 2026 300 m away
Approved
14, 14 ELVINO ROAD, LONDON, SE26 5LEApplication for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) Class B of Schedule 2, Part 1 of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for rear outrigger dormer roof extension with associated changes to existing rear elevation dormer to 14 Elvino Road, SE26.Lewisham DC/26/142953 · All Other
Feb 2026 150 m away
Approved
29 TREWSBURY ROAD, LONDON, SE26 5DPApplication for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) Class E of Schedule 2, Part 1 of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for construction of an outbuilding to 29 Tresbury Road, SE26.Lewisham DC/26/142704 · All Other
Jan 2026 250 m away
Refused
114, 114 SYDENHAM ROAD, LONDON, SE26 5JXThe installation of a freestanding canopy at the front of 114 Sydenham Road, SE26.Lewisham DC/25/142309 · All Other
Jan 2026 400 m away
Refused
80 SYDENHAM ROAD, LONDON, SE26 5JXConstruction of a first-floor extension above the existing ground-floor at the rear to create two self-contained flats, together with refuse and recycling storage area at ground-floor level, and all associated works at 80 Sydenham Road SE26.Lewisham DC/25/142138 · All Other · 2 homes proposed
Nov 2025 500 m away
Approved
26 GIRTON ROAD, LONDON, SE26 5DHConstruction of a ground floor wraparound extension, Loft L shape extension, floor plan redesign and all associated works at 26 Girton Road, SE26.Lewisham DC/25/142214 · Householder
Nov 2025 500 m away
Approved
164 SYDENHAM ROAD, LONDON, SE26 5JZInstallation of a commercial kitchen extractor system and associated flue on rear elevation of 164 Sydenham Road SE26.Lewisham DC/25/142100 · All Other
Nov 2025 200 m away
Approved
175 SYDENHAM ROAD, LONDON, SE26 5HFChange of use of part of the existing commercial floorspace and erection of a part single-storey/part two-storey rear extension to create a two-storey, two-bedroom dwelling, together with associated courtyard/garden, installation of an air source heat pump, provision of bin and cycle storage, external alterations, and all associated works at 175 Sydenham Road, SE26Lewisham DC/25/141811 · All Other · 1 homes proposed
Nov 2025 300 m away
Approved
22 SUNNYDENE STREET, LONDON, SE26 4ESAn application submitted under Section 96a of the Town & Country Planning Act 1990 for a non-material amendment in connection with the planning permission (DC/25/138947) dated 3 April 2025, in order to allow:- the flank wall to be moved to the boundary with an internal gutter at 22 Sunnydene Street SE26.Lewisham DC/25/141800 · All Other
Oct 2025 400 m away
Approved
15 KENT HOUSE ROAD, LONDON, SE26 5LNThe construction of a single storey rear extension and roof extension to the rear roofslope, inconnection with the alteration and conversion to provide two self-contained flats, together with the installation of a roof light in the rear roof slope, provision of cycle and bin storage in the front garden and all associated works at 15 Kent House Road SE26.Lewisham DC/25/141636 · All Other
Oct 2025 150 m away
Approved
166 FAIRLAWN PARK, LONDON, SE26 5SDApplication for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) and Classes B and C of Schedule 2, Part 1 of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for the construction of a rear L-shaped dormer extension and the installation of two rooflights to the front roof slopLewisham DC/25/141560 · All Other
Sept 2025 250 m away
Approved
7 KENT HOUSE ROAD, LONDON, SE26 5LNChange of use of the basement and ground floors into a self-contained flat (Use Class C3), construction of extensions at basement and ground floor levels, alterations to front elevation, removal of existing external staircase, new rear terrace, front boundary treatment and other associated alterations at 7 & 7A Kent House Road SE26.Lewisham DC/25/141339 · All Other · 1 homes proposed
Sept 2025 150 m away
Approved
23 LARKBERE ROAD, LONDON, SE26 4HAThe construction of a single storey rear extension, construction of an L-shaped dormer extension to the rear roof slopes, installation of replacement double-glazed windows and doors and the rendering of the external elevations at 23 Larkbere Road, SE26.Lewisham DC/25/141423 · Householder
Sept 2025 400 m away
Approved
19, 19 TREWSBURY ROAD, LONDON, SE26 5DPApplication for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country Planning Act 1990 (as amended) Classes A, B, and C of Schedule 2, Part 1, of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended) for the construction of a rear dormer, installation of two front, one rear, and two side rooflights, replacement of tLewisham DC/25/141225 · All Other
Aug 2025 250 m away
Approved
55, LAND AT THE REAR OF, 55 BROSELEY GROVE, LONDON, SE26 5LDDetails submitted pursuant to Condition 4 (c) - Land Contamination and Condition 6 (a) - Surface Water of planning permission DC/22/127818 (Appeal Ref: APP/C5690/W/23/3317236) dated 14th November 2023 (amended by DC/25/139713 on 16/07/2025) at Land at the Rear of 55 Broseley Grove SE26.Lewisham DC/25/141129 · All Other
Aug 2025 150 m away
Source: Planning London Datahub (Greater London Authority and the London boroughs); applications validated since January 2023. Data is published as received and may contain errors; check the borough's planning portal for documents.
Rooftop solar
Bethlem Royal Hospital, Monks Orchard Road - Solar Panels & Air Source Heat PumpsApproved, not yet built
Aug 2022 4.9 km away
Rooftop solar
Trinity School Of John Whitgift, Shirley Road - Solar PanelsApproved, not yet built
Apr 2023 4.9 km away
Running nearest: SELCHP ERF (energy from waste, 6.7 km); Beddington EfW (energy from waste, 8.7 km); Thameside DC (rooftop solar, 9.0 km).
DESNZ Renewable Energy Planning Database, April to June 2026 (OGL). Projects of 150 kW and over; refused, withdrawn and abandoned ones are left out.
Dams and Reservoirs · From Mogden Sewage Treatment Works to the River Thames upstream of Teddington Weir
Planning Inspectorate list of nationally significant infrastructure projects (roads, railways, energy, water, waste), October 2026 (OGL). Each is placed at one point, usually the middle of the site; long schemes run well beyond it.