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29 Cowper Road Harpenden Al5 5Nf

5/2007/2501Certificate of Lawfulness (Proposed) (pre-2009)Approved
Outline / PiP

Approved on 10 December 2007

Council decision: Certificate of Lawfulness ApprovedDelegated (officer decision)

Approximate location: the centre of the postcode, not the exact property.

Proposal

Certificate of Lawfulness (proposed) - Single storey side extension and front porch

Received
12 October 2007
Decision level
Delegated (officer decision)
Ward
Harpenden West
  1. Received12 Oct
  2. Validated17 Oct
  3. Consult.19 Nov
  4. Target19 Nov
  5. Decided10 Dec

Decided in 54 days (council typically 56)

About this application

This is an outline application for a single storey side extension at 29 Cowper Road Harpenden Al5 5Nf. St Albans has handled 912 applications of this type. This one was decided in 59 days, 3 days longer than St Albans's typical decision time. The site is in the Harpenden conservation area. There has been 1 other application at this address. In the past year there have been 197 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 5NF
Application type
Certificate of Lawfulness (Proposed) (pre-2009)
Scale / size
Small
Parish
Harpenden Town

Planning application dates

Date validated
17 October 2007
Consultation expiry
19 November 2007
Consultation end
19 November 2007
Target decision date
19 November 2007
Committee meeting
10 December 2007
Application expires
12 December 2007

Planning decision

Statutory period
56 days

Additional information

Documents
3

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: 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.

Source: St Albans

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