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21 Cornwall Road Harpenden Hertfordshire Al5 4Tq

5/2024/1215HouseholderApproved

Approved on 3 September 2024

Council decision: DC3 Conditional PermissionDelegated (officer decision)

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

Proposal

Roof dormer for loft conversion

Received
15 July 2024
Decision level
Delegated (officer decision)
Ward
Harpenden East
  1. Received15 Jul
  2. Validated16 Jul
  3. Consult.17 Aug
  4. Target17 Aug
  5. Decided3 Sep

Decided in 49 days (council typically 56)

About this application

This is a full planning application for a loft conversion at 21 Cornwall Road Harpenden Hertfordshire Al5 4Tq. St Albans has handled 3,966 applications of this type. This one was decided in 50 days, 6 days quicker than St Albans's typical decision time. The site is in the Harpenden conservation area. There have been 2 other applications at this address. In the past year there have been 86 applications across Harpenden East. We hold 3,774 applications in total for the AL5 postcode area.

86% of full 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 4TQ
Application type
Householder
Scale / size
Small
Parish
Harpenden Town

Planning application dates

Date validated
16 July 2024
Consultation expiry
17 August 2024
Consultation end
17 August 2024
Target decision date
17 August 2024
Application expires
9 September 2024

Planning decision

Statutory period
55 days

Publicity

Last advertised
25 July 2024

Additional information

Planning Portal ID
PP-13242778
Documents
13

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
  • Brownfield land register: The Red House Harpenden Memorial HospitalRegister site at or near this address
  • Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (22)

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 and heritage coasts.

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

  1. 2024
    2 Dec

    Roof dormer for loft conversion - resubmission following approval of 5/2024/1215

    RefusedHouseholderRelated5/2024/2100
  2. 2024
    15 Jul

    Roof dormer for loft conversion

    This applicationDC3 Conditional PermissionFull5/2024/1215

Source: St Albans

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