Downshire Hill, London, NW3 1NR
Approved on 2 February 2026
Boundary © HM Land Registry, © Ordnance Survey · details
This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.
Proposal
Erection of a single storey rear extension and excavation of garden to increase level access.
- Submitted
- 2 September 2025
- Council
- London Borough of Camden
- ReceivedSubmitted2 Sep
- ValidatedValidated
- Consult.Consultation
- TargetTarget Date
- DecidedDecided2 Feb
Decided in 153 days (council typically 49)
About this application
This is a planning application for a single storey rear extension at Downshire Hill, London, NW3 1NR. Camden has handled 61 applications of this type. This one was decided in 153 days, 15 weeks longer than Camden's typical decision time. The site is in the Hampstead conservation area, with 20 listed buildings nearby. There are no previous applications recorded at this address. In the past year there have been 418 applications across Hampstead Town. We hold 2,616 applications in total for the NW3 postcode area.
88% of householder planning & listed building consent applications at London Borough of Camden were approved. Across all application types, the council typically decides in about 7 weeks (median).
Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street
Application details
- Postcode
- NW3 1NR
- Application type
- Householder planning & listed building consent
Site constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Hampstead
- Listed building: Grade II: Numbers 13a and 14 and Attached Garden Walls and RailingsOn or next to this site · +3 more
- Article 4 direction: Basements+2 more
- Flood zone 1: Low probability (rivers and sea)
Possibly incomplete for this council: tree preservation orders.
Also checked, none recorded (20)
flood storage areas, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.
A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.
Data © Crown copyright and others · sources and licences
Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.
© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.
© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.
© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.
Contains Ordnance Survey data © Crown copyright and database right 2026.
Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.
Planning history at this site
4 other applications at this property, newest first.
- 20264 Jun
DD 5 Day Notice REAR GARDEN: 1 x Elderflower (T1) - Fell to ground level.
ApprovedApplication2026/2277/T - 202621 May
Change of use from two self-contained flats into one single-family dwellinghouse, including new doors at rear…
ApprovedFull Planning Permission2026/1601/P - 202621 May
External and internal alterations in connection with conversion of two self-contained flats into a…
ApprovedListed building consent2026/1686/L - 202316 May
REAR GARDEN: 1 x Willow (T1) - Remove 1 x lower branch at 0.5m from ground level.
ApprovedTrees2023/1967/T
Source: Camden
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Around this site
Nearby applications
- 14 Downshire Hill London NW3 1NR2023/1967/T · TreesApproved0.0 mi
- 15 Downshire Hill London NW3 1NR2024/2391/P · FullAwaiting decision0.0 mi
- 15 Downshire Hill London NW3 1NR2024/2389/L · HeritageAwaiting decision0.0 mi
- 20 Downshire Hill London NW3 1NT2023/1213/T · TreesApproved0.0 mi
- 44 Downshire Hill London NW3 1NU2025/2456/P · ConditionsApproved0.0 mi
For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman2.6 mi
- Avent Roofing ServicesVerifiedWestminsterRoofing3.5 mi
- Orient Construction Consultancy LimitedVerifiedLondon4.3 mi
- Building Services LondonVerifiedLondonExtensionsLoft Conversions6.8 mi
Planning something similar?
See what the council approved and refused for single-storey rear extensions on your street. Pick your home and get the evidence before you pay for drawings.