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20 Elm Drive St Albans Hertfordshire AL4 0EG

5/2026/0123FullApproved

Approved on 18 March 2026

Council decision: DC3 Conditional PermissionDelegated (officer decision)4 conditions

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

Proposal

Hip to gable loft conversion to provide additional bedroom and bathroom. Flat roof dormer to rear roof slope, rooflights to front roof slope, alterations to existing windows and doors to suit the new internal arrangement. Renewal of flat roof to rear extension to improve daylighting and thermal performance at 20 Elm Drive St Albans Hertfordshire AL4 0EG

Submitted
26 January 2026
Decision level
Delegated (officer decision)
Ward
Hill End
Agent
Lingwood Design
  1. Received26 Jan
  2. Validated
  3. Consult.
  4. Target
  5. Decided18 Mar

Decided in 51 days (council typically 56)

About this application

This is a full planning application for a loft conversion at 20 Elm Drive St Albans Hertfordshire AL4 0EG. St Albans has handled 3,966 applications of this type. This one was decided in 51 days, 5 days quicker than St Albans's typical decision time. There are no previous applications recorded at this address. In the past year there have been 85 applications across Hill End. We hold 2,082 applications in total for the AL4 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
AL4 0EG
Application type
Full
Scale / size
Small

Planning application dates

Consultation expiry
7 March 2026

Applicant and agent

Applicant
Private applicant
Agent
Lingwood Design
Architect profile
LINGWOOD DESIGN 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.

  • Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (24)

flood storage areas, conservation 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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