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10 Chalcot Crescent London NW1 8YD

2026/3810/PVariation or Removal of Condition(s)Approved
Discharge / amendments

Approved on 19 October 2026

Council decision: Granted3 conditions

Proposal

Variation of condition 2 (drawings) to planning permission 2025/4793/P dated 16/01/2026 for 'Erection of a lower ground floor rear extension and internal alterations' for the removal of the existing non-original loft hatch and roof hatch above, and the installation of an automatic opening vent (AOV) rooflight.

Received
9 September 2026
Ward
Primrose Hill
  1. Received9 Sep
  2. Validated8 Sep
  3. Consult.
  4. Target3 Oct
  5. Decided19 Oct

Decided in 41 days (council typically 49)

About this application

This is a planning application for a rear extension at 10 Chalcot Crescent London NW1 8YD. Camden has handled 70 applications of this type. This one was decided in 40 days, 9 days quicker than Camden's typical decision time. The site is in the Primrose Hill conservation area, with 11 listed buildings nearby. There have been 5 other applications at this address. In the past year there have been 269 applications across Primrose Hill. We hold 3,180 applications in total for the NW1 postcode area.

100% of variation or removal of condition(s) 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
NW1 8YD
Application type
Variation or Removal of Condition(s)

Planning application dates

Date validated
8 September 2026
Target decision date
3 October 2026

Applicant and agent

Applicant
Private applicant

Planning decision

Case officer
Matthew Kitchener

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations at the address point. Ones next to the site may also apply.

  • Conservation area: Primrose Hill
  • Article 4 direction: Basements
  • Flood zone 1: Low probability (rivers and sea)

Possibly incomplete for this council: tree preservation orders.

Also checked, none recorded (21)

flood storage areas, listed buildings, 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.

Associated applications

  1. 2026
    9 Sep

    Variation of condition 2 (drawings) to planning permission 2025/4793/P

    This applicationApprovedVariation of conditions (s73)2026/3810/P
  2. 2025
    27 Oct

    Erection of a lower ground floor rear extension and associated alterations.

    ApprovedHouseholderPart of2025/4793/P
  3. 2025
    27 Oct

    Erection of a lower ground floor rear extension and internal alterations.

    ApprovedListed building consentFiled alongside2025/4952/L

Source: Camden

Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.

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