Planning application
174 Claremont Avenue New Malden KT3 6QP
Works: Extension
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
ERECTION OF A PART SINGLE, PART TWO STOREY REAR EXTENSION
As published by the council, reference 25/P3243
Application record
- Reference
- 25/P3243
- Type
- Full Planning Permission
- Status
- FINAL DECISION
- Decision
- Grant Permission subject to Conditions
- Received
- 6 Nov 2025
- Validated
- 3 Dec 2025
- Decided
- 14 Jan 2026
- Ward
- West Barnes
- Decision by
- Delegated
- Postcode
- KT3 6QP
Site history
Applications at this address on the Merton register
This site has had 4 applications since 2025: 3 approved, 0 refused.
-
25/P3243/INVALID Granted
174 Claremont Avenue New Malden KT3 6QP
ERECTION OF A PART SINGLE, PART TWO STOREY REAR EXTENSION
-
25/P2998 Decided
174 Claremont Avenue New Malden KT3 6QP
APPLICATION FOR A LAWFUL DEVELOPMENT CERTIFICATE IN RESPECT OF THE PROPOSED HIP TO GABLE ROOF EXTENSION AND ERECTION OF A REAR DORMER ROOF EXTENSION.
-
25/P2625 Granted
174 Claremont Avenue New Malden KT3 6QP
APPLICATION FOR PRIOR APPROVAL IN RESPECT OF THE PROPOSED ERECTION OF A SINGLE STOREY REAR EXTENSION WITH A DEPTH OF 6M, MAXIMUM HEIGHT OF 3M AND EAVES HEIGHT OF 3M.
Timeline
Dates from the published record
-
6 Nov 2025
Received by Merton
-
3 Dec 2025
Validated
Checked as complete and ready for consideration.
-
14 Jan 2026
Decision issued: Grant Permission subject to Conditions
-
12 Aug 2026
Added to PlanIndex
Documents
Plans, drawings, consultee responses and the officer's report
9 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Merton granted permission on 14 January 2026, 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 full applications
A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
174 Claremont Avenue New Malden KT3 6QP
ERECTION OF A PART SINGLE, PART TWO STOREY REAR EXTENSION
Granted Full applications Extension 9 docs -
174 Claremont Avenue New Malden KT3 6QP
APPLICATION FOR A LAWFUL DEVELOPMENT CERTIFICATE IN RESPECT OF THE PROPOSED HIP TO GABLE ROOF EXTENSION AND ERECTION OF A REAR DORMER ROOF EXTENSION.
Decided Outline Extension Loft or dormer 4 docs -
174 Claremont Avenue New Malden KT3 6QP
APPLICATION FOR PRIOR APPROVAL IN RESPECT OF THE PROPOSED ERECTION OF A SINGLE STOREY REAR EXTENSION WITH A DEPTH OF 6M, MAXIMUM HEIGHT OF 3M AND EAVES HEIGHT OF 3M.
Granted Householder Extension 5 docsSmall domestic -
174 Claremont Avenue, New Malden, Surrey, Merton, KT3 6QP
93% historically approved · decision due ~10 Jun
CHANGE OF USE FROM DWELLINGHOUSE (CLASS C3) TO A 6 PERSON HMO (CLASS C4)
Status unknown Full applicationsDomestic -
119 Byron Avenue, New Malden, Surrey, Merton, KT3 6EZ
72% historically approved · decision due ~18 May
ERECTION OF A REAR DORMER ROOF EXTENSION, REMOVAL OF EXISTING CHIMNEY AND INSTALLATION OF ADDITIONAL ROOF LIGHTS.
Status unknown Householder Extension Loft or dormerDomestic -
Motspur Park Gas Holders SW Of West Barnes Lane London KT3 6NQ
DEMOLITION OF EXISTING GASHOLDERS AND ASSOCIATED ABOVE GROUND STRUCTURES AND BUILDINGS. PHASED REDEVELOPMENT OF SITE TO PROVIDE 8 TO 16 STOREY 5NOS BLOCKS WITH 586 RESIDENTIAL UNITS AND ANCILLARY RESIDENTIAL FACILITIES (C3 USE CLASS), TOGETHER WITH ASSOCIATED WORKS TO THE EXISTING ACCESSES AND INTERNAL VEHICULAR ROUTES, NEW PEDESTRIAN AND CYCLE ROUTES, THE PROVISION OF NEW PUBLICLY ACCESSIBLE OPEN SPACE, AMENITY SPACE, HARD AND SOFT LANDSCAPING, CYCLE AND CAR PARKING, WORKS TO THE BROOK EMBANKMENT, RE-SITING OF SOME GAS INFRASTRUCTURE, GROUND WORKS AND PLANT AND ASSOCIATED WORKS. CROSS BOUNDARY APPLICATION WITH LB MERTON: DEVELOPMENT WITHIN MERTON COMPRISES WORKS TO EXISTING VEHICLE ACCESS ONTO WEST BARNES LANE, INCLUDING HARD AND SOFT LANDSCAPING AND NEW PUBLIC REALM AND ASSOCIATED GROUND WORKS, TO PROVIDE PEDESTRIAN AND CYCLE ROUTE WITH ACCESS FOR EMERGENCY VEHICLES ONLY, NEW PEDESTRIAN/CYCLE ACCESS ROUTES TO MARINA AVENUE AND SIR JOSEPH HOOD MEMORIAL GROUNDS. APPLICATION ACCOMPANIED BY AN ENVIRONMENTAL STATEMENT.
Decided Demolition 2 docs
Other full applications
In Merton
-
26/FULL/1160 Status unknown
Unit 109, RAINBOW INDUSTRIAL PARK, 2 Station Approach, Raynes Park, Merton, SW20 0FT
ELEVATION CHANGES TO EXISTING WAREHOUSE UNIT.
-
26/FULL/1150 Status unknown
29D Parkside, Wimbledon, Merton, SW19 5NB
APPLICATION FOR THE REMOVAL OF AN EXISTING FIRE ESCAPE AND THE INSTALLATION OF A NEW SECOND FLOOR BALCONY WITH FIRE ESCAPE LADDER
-
26/FULL/1151 Status unknown
Hewitts, 1A Denmark Road, Wimbledon, Merton, SW19 4PG
DEMOLITION OF EXISTING GARAGES AND CONSTRUCTION OF A NEW BUILD 3-STOREY DWELLING HOUSE CONSISTING OF 2 BEDROOMS INCLUDING A BASEMENT
-
26/FULL/1144 Status unknown
Has Kebab, 341 Haydons Road, Wimbledon, Merton, SW19 8LA
SUBDIVISION OF GROUND FLOOR CLASS E COMMERCIAL UNIT INTO TWO UNITS; CONSTRUCTION OF UPWARDS EXTENSIONS TO CREATE LARGER SELF-CONTAINED DWELLING; REAR ROOF TERRACE AND ALL ASSOCIATED WORKS.
-
26/FULL/1123 Status unknown
Nationwide, 32 - 34 Wimbledon Hill Road, Wimbledon, Merton, SW19 7PA
INSTALLATION OF DEFIBRILLATOR AND BLEED KIT CABINETS TO EXTERNAL WALL OF NATIONWIDE BUILDING SOCIETY BRANCH