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6 Longcroft Avenue Harpenden Hertfordshire AL5 2QZ

5/2026/0991Awaiting decision
Approximate location: the centre of the postcode, not the exact property.

Proposal

Single storey rear extension at 6 Longcroft Avenue Harpenden Hertfordshire AL5 2QZ

Received
5 June 2026
Ward
Harpenden West
Agent
David French Partnership
  1. Received5 Jun
  2. Validated
  3. Consult.
  4. Target
  5. Decided

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About this application

This is a planning application for a single storey rear extension at 6 Longcroft Avenue Harpenden Hertfordshire AL5 2QZ. St Albans has handled 12,340 applications of this type. It has been with the council since 5 June 2026 and is still awaiting a decision. The site is in the Harpenden conservation area. There are no previous applications recorded 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.

Application details

Postcode
AL5 2QZ

Planning application dates

Validated
5 June 2026

Applicant and agent

Applicant
Private applicant
Agent
David French Partnership

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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