16 Cannon Street St Albans Hertfordshire AL3 5JS
Approved on 1 July 2026
Council decision: Non Material Amendment Approve
Proposal
Non-Material Amendment - Amend half height rear garden facing window to a full height rear window of planning permission 5/2025/0627 dated 27/06/2025 for Proposed part side and rear ground floor single storey extension with flat and mono pitched roof including a rooflight at 16 Cannon Street St Albans Hertfordshire AL3 5JS
- Ward
- Batchwood
- ReceivedSubmitted
- ValidatedValidated
- Consult.Consultation
- TargetTarget Date
- DecidedDecided1 Jul
About this application
This is a planning application for an extension at 16 Cannon Street St Albans Hertfordshire AL3 5JS. St Albans has handled 12,340 applications of this type. The site is in the St Albans conservation area. There has been 1 other application at this address. In the past year there have been 65 applications across Batchwood. We hold 2,255 applications in total for the AL3 postcode area.
Application details
- Postcode
- AL3 5JS
Applicant and agent
- Applicant
- Private applicant
Site constraints
Designations at the address point. Ones next to the site may also apply.
- Conservation area: St Albans - Folly Lane, Garden Fields and the Old Hospital
- 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.
Associated applications
- 202531 Mar
Proposed part side and rear ground floor single storey extension with flat and mono pitched roof including a…
DC3 Conditional PermissionHouseholderPart of5/2025/0627 - No date
Non-Material Amendment - Amend half height rear garden facing window to a full height rear window of planning…
This applicationApprovedNon-material amendment5/2026/0769
Source: St Albans
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Around this site
Nearby applications
- 56 Cannon Street St Albans Hertfordshire Al3 5JsTP/2024/0583 · TreesApproved0.0 mi
- 38 Cannon Street St Albans Hertfordshire Al3 5Js5/2018/1400 · FullApproved0.0 mi
- 54A Cannon Street St. Albans Al3 5Js5/2001/1802 · FullApproved0.0 mi
- 30 West View Road St Albans Al3 5Jx5/2002/0685 · OutlineApproved0.0 mi
- 11 West View Road St Albans Al3 5Jx5/2007/1767 · FullApproved0.0 mi
For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Heatco0.2 mi
- Portland Plumbing LTD0.3 mi
- Sola Renewable Company LtdSolar Panel InstallerBattery Storage0.3 mi
- Stag Builders of Hertfordshire LLPBuilderCarpenters0.3 mi
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