12 Charles Street Cambridge Cambridgeshire CB1 3LZ
Withdrawn on 28 March 2025
Delegated (officer decision)
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
Two storey rear/side extension together with Juliette balcony at first floor, roof extension with rear facing box dormer and 2 No. rooflights to front elevation, rebuild outbuilding with pitched roof.
- Received
- 5 February 2025
- Decision level
- Delegated (officer decision)
- Council
- Cambridge City Council
- Ward
- Romsey
- Agent
- Cantab Design Ltd
- ReceivedReceived5 Feb
- ValidatedValidated5 Feb
- Consult.Consultation14 Mar
- TargetTarget Date2 Apr
- DecidedDecided28 Mar
Decided in 51 days (council typically 49)
About this application
This is a full planning application for a dormer extension at 12 Charles Street Cambridge Cambridgeshire CB1 3LZ. Cambridge has handled 1,534 applications of this type. It was withdrawn 51 days after it was submitted, before a decision was made. The site is in the Mill Road conservation area. There are no previous applications recorded at this address. In the past year there have been 102 applications across Romsey. We hold 1,406 applications in total for the CB1 postcode area.
90% of full applications at Cambridge City Council 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
- CB1 3LZ
- Application type
- Householder Works/Extension
- Scale / size
- Small
- District
- Cambridge City Council
Planning application dates
- Date validated
- 5 February 2025
- Consultation expiry
- 12 February 2025
- Last date for comments
- 14 March 2025
- Target decision date
- 2 April 2025
Applicant and agent
- Agent
- Cantab Design Ltd
- Architect profile
- CANTAB DESIGN LTD
- Agent address
- 184 East Road Cambridge CB1 1BG
Planning decision
- Statutory period
- 56 days
Publicity
- Last advertised
- 12 February 2025
- Site notice start
- 21 February 2025
Additional information
- Documents
- 18
Site constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Mill Road
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (23)
flood storage areas, listed buildings, Article 4 directions, tree preservation orders, 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.
Source: Cambridge
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For applicants and trades
Contractors near this project
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Planning something similar?
See what the council approved and refused for two-storey and first-floor extensions on your street. Pick your home and get the evidence before you pay for drawings.