31 Cockburn Street Cambridge Cambridgeshire CB1 3NB
Approved on 3 March 2025
Council decision: Granted PermissionDelegated (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
Single storey side/rear extension
- Received
- 15 January 2025
- Decision level
- Delegated (officer decision)
- Council
- Cambridge City Council
- Ward
- Romsey
- Agent
- The Cambridge Conservatory Centre LTD
- ReceivedReceived15 Jan
- ValidatedValidated21 Jan
- Consult.Consultation24 Feb
- TargetTarget Date18 Mar
- DecidedDecided3 Mar
Decided in 41 days (council typically 49)
About this application
This is a full planning application for a rear extension at 31 Cockburn Street Cambridge Cambridgeshire CB1 3NB. Cambridge has handled 1,534 applications of this type. This one was decided in 47 days. 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 3NB
- Application type
- Householder Works/Extension
- Scale / size
- Small
- District
- Cambridge City Council
Planning application dates
- Date validated
- 21 January 2025
- Consultation expiry
- 29 January 2025
- Last date for comments
- 24 February 2025
- Target decision date
- 18 March 2025
- Permission expires
- 3 March 2028
Applicant and agent
- Agent
- The Cambridge Conservatory Centre LTD
- Agent address
- 120 Cambridge Road Scotsdales Garden Centre The Cambridge Conservatory Centre CB22 5JT
Planning decision
- Statutory period
- 56 days
Publicity
- Last advertised
- 29 January 2025
- Site notice start
- 3 February 2025
Additional information
- Documents
- 19
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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Around this site
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For applicants and trades
Contractors near this project
Find contractors for extensions near this site- O'Sullivan Shopfitting LtdCommercial & industrial electrical installationsElectrical Installations within Dwellings (Part P)0.2 mi
- Cambridge Discount Electrical LtdElectricianCommercial & industrial electrical installations0.3 mi
- D Holt Electrical ServicesElectrician0.3 mi
- Heaven Building Services LTDElectrician0.4 mi
Planning something similar?
See what the council approved and refused for wrap-around (side and rear) extensions on your street. Pick your home and get the evidence before you pay for drawings.