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
1storm overflows within 2 km
1hours of spills in 2025 between them (typical neighbourhood: about 36)
1spill events counted
Thames Water
Westway Closeinto Old Pyl Ditch1 spills, 1 hours in 2025
Permission for 9 homesLand on south side of road Wyke Road, Raynes Park SW20 (full planning permission)
Nov 2021 1.8 km away
Planning permission
Permission for 18 homesShaftesbury House 2 A Amity Grove, Raynes Park SW20 0LJ (full planning permission)
Sept 2021 2.0 km away
Planning permission
Permission for 456 homesTesco Site 265 Burlington Road, New Malden KT3 4NE (full planning permission)
Jun 2021 1.8 km away
New-home postcodes with fewer than 5 homes are counted above but not listed. 42 postcodes nearby had new homes completed in the last two years.
Apr 2026 250 m away
Approved
19, Thurleston Avenue, SM4 4BNsingle storey side and rear wraparound extension projectMerton 26/HOUSE/0619 · Householder
Apr 2026 200 m away
Approved
90, Cherrywood Lane, SM4 4HB90, Cherrywood Lane, Morden SM4 4HBMerton 26/LDCP/0463 · All Other
Mar 2026 400 m away
Approved
1, Churston Drive, SM4 4JDLOFT - 1 CHURSTON DRIVEMerton 26/LDCP/0354 · All Other
Mar 2026 450 m away
Approved
1, Hillside Close, SM4 4HHProposed ground side extension, internal alterations, garage demolition, facade changes, floor plan redesign and all associated works at 1 Hillside Close, SM4 4HHMerton 26/HOUSE/0417 · Householder
88, Monkleigh Road, SM4 4EP88 Monkleigh Road - Erection of hip to gable rear dormer with the addition of two roof lights to the front roof slope within 50m3 volume.Merton 26/LDCP/0061 · All Other
Jan 2026 500 m away
Approved
48, Templecombe Way, SM4 4JG48 TEMPLECOMBE WAY, MORDEN, GREATER LONDON, SM4 4JGMerton 26/P0126 · All Other
Jan 2026 300 m away
Application Under Consideration
48, TEMPLECOMBE WAY, SM4 4JGERECTION OF A SINGLE STOREY REAR EXTENSION.Merton 26/P0103/NEW · Householder
Jan 2026 300 m away
Approved
35, Shaldon Drive, SM4 4BEProposed single storey 3m rear extension and internal alterations.Merton 26/P0083 · Householder
Jan 2026 100 m away
Comment Issued
38, Cherrywood Lane, SM4 4HSAPPLICATION FOR PRIOR APPROVAL IN RESPECT OF THE PROPOSED ERECTION OF A SINGLE STOREY REAR EXTENSION WITH A DEPTH OF 3.7M, MAXIMUM HEIGHT OF 3.7M AND EAVES HEIGHT OF 2.7M Remember Neighbours: Only Add Neighbours Who Touch the Land Boundary.Merton 25/P3778 · Prior Approval
Dec 2025 300 m away
Comment Issued
259, Hillcross Avenue, SM4 4BUAPPLICATION FOR PRIOR APPROVAL IN RESPECT OF THE PROPOSED ERECTION OF A SINGLE STOREY REAR EXTENSION WITH A DEPTH OF 4.5M, MAXIMUM HEIGHT OF 3.3M AND EAVES HEIGHT OF 2.98M.Merton 25/P3632 · Prior Approval
Dec 2025 100 m away
Approved
82, Hillcross Avenue, SM4 4EBAPPLICATION FOR A LAWFUL DEVELOPMENT CERTIFICATE IN RESPECT OF THE PROPOSED ERECTION OF A HIP TO GABLE AND REAR DORMER ROOF EXTENSION AND INSERTION OF 2X ROOFLIGHTS TO FRONT AND 1X SIDE WINDOW AT ROOF LEVEL.Merton 25/P3608 · Householder
Dec 2025 500 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.
Biomass
Hook Rise South Energy CentreApproved, not yet built
Feb 2022 5.2 km away
Rooftop solar
Springfield University Hospital - Solar PanelsApproved, not yet built
May 2026 5.4 km away
Running nearest: Beddington EfW (energy from waste, 4.9 km); London’s Queen Elizabeth II reservoir (solar farm, 6.7 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.
Airports · Heathrow Airport and land to the north-west and west of Heathrow Airport
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.