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23 Ox Lane Harpenden Hertfordshire AL5 4HF

5/2026/1643Awaiting decision
Approximate location: the centre of the postcode, not the exact property.

Proposal

Demolition of a rear single storey previous extension and the removal of a rear chimney stack. Construction of a rear single storey extension and loft conversion, including side and rear dormers and rooflights at 23 Ox Lane Harpenden Hertfordshire AL5 4HF

Received
9 October 2026
Ward
Harpenden North & Rural
Agent
Chantry Architects Ltd
  1. Received9 Oct
  2. Validated
  3. Consult.
  4. Target
  5. Decided

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About this application

This is a planning application for demolition at 23 Ox Lane Harpenden Hertfordshire AL5 4HF. St Albans has handled 12,346 applications of this type. It has been with the council since 9 October 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 96 applications across Harpenden North & Rural. We hold 3,774 applications in total for the AL5 postcode area.

Application details

Postcode
AL5 4HF

Planning application dates

Validated
9 October 2026

Applicant and agent

Applicant
Private applicant
Agent
Chantry Architects Ltd
Architect profile
CHANTRY ARCHITECTS LIMITED

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.

Planning history at this site

1 other application at this property, newest first.

  1. 2024
    14 Oct

    Fruit tree - Fell

    ApprovedTree works in conservation areaTP/2024/0526

Source: St Albans

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