9A Rosebery Avenue Harpenden Hertfordshire Al5 2Qt
Proposal
Certificate of Lawfulness (proposed) - Erection of a single-storey detached outbuilding within the rear garden of the dwellinghouse
- Received
- 3 March 2026
- Decision due
- 3 April 2026
- Ward
- Harpenden West
- ReceivedReceived3 Mar
- ValidatedValidated4 Mar
- Consult.Consultation3 Apr
- TargetTarget Date3 Apr
- DecidedDecided
About this application
This is an outline application for an outbuilding at 9A Rosebery Avenue Harpenden Hertfordshire Al5 2Qt. St Albans has handled 912 applications of this type. It has been with the council since 3 March 2026 and is still awaiting a decision. The site is in the Harpenden conservation area. There have been 2 other applications at this address. In the past year there have been 196 applications across Harpenden West. We hold 3,774 applications in total for the AL5 postcode area.
71% of outline applications at St Albans City and District Council were approved. Across all application types, the council typically decides in about 8 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
- AL5 2QT
- Application type
- Certificate of Lawfulness - (proposed)
- Scale / size
- Small
- Parish
- Harpenden Town
Planning application dates
- Date validated
- 4 March 2026
- Consultation expiry
- 3 April 2026
- Consultation end
- 3 April 2026
- Application expires
- 28 April 2026
Planning decision
- Decision
- PENDING
- Case officer
- Ola Ope
- Statutory period
- 55 days
Additional information
- Planning Portal ID
- PP-14750765
- Documents
- 5
Site constraints
Designations at the address point. Ones next to the site may also apply.
- Conservation area: Harpenden
- 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.
Planning history at this site
3 other applications at this property, newest first.
- 20258 Sep
Discharge of Condition 15 (bio diversity net gain) of planning permission 5/2024/2258
PendingDischarge of conditions5/2025/1661 - 20259 Jul
ADDITIONAL INFORMATION RECEIVED - Discharge of Condition 15 (habitat management and monitoring plan) and…
ApprovedDischarge of conditions5/2025/1313 - 201330 Oct
Conversion of garage and alterations to openings
DC3 Conditional PermissionHouseholder5/2013/2962
Source: St Albans
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Around this site
Nearby applications
- 11 Rosebery Avenue Harpenden Hertfordshire Al5 2Qt5/2024/1056 · FullApproved0.0 mi
- 5 Rosebery Avenue Harpenden Al5 2QtTP/2020/0232 · TreesApproved0.0 mi
- 9A & 9B Rosebery Avenue Harpenden Hertfordshire Al5 2Qt5/2024/1541 · OutlineRefused0.0 mi
- 9A Rosebery Avenue Harpenden Hertfordshire Al5 2Qt5/2025/1661 · ConditionsAwaiting decision0.0 mi
- 15 Rosebery Avenue Harpenden Hertfordshire Al5 2Qt5/2020/0541 · ConditionsApproved0.0 mi
For applicants and trades
Contractors near this project
Find contractors for new builds near this site- Goldhawk Lofts LimitedHarpendenLoft ConversionsLoft Bedrooms0.4 mi
- Wrens Electrical LtdElectrician0.6 mi
- Modlight ElectricalElectrician0.7 mi
- P J C Electrical Services South East LtdElectrician0.8 mi
Planning something similar?
See what the council approved and refused for outbuildings and garden rooms on your street. Pick your home and get the evidence before you pay for drawings.