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21 Napsbury Lane St Albans Hertfordshire Al1 1Du

5/2023/2038HouseholderApproved

Approved on 22 March 2024

Council decision: DC3 Conditional Permission

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

Proposal

Rear hip to gable and side dormer roof extension with rear rooflights

Received
4 October 2023
Ward
Cunningham
  1. Received4 Oct
  2. Validated5 Oct
  3. Consult.27 Feb
  4. Target27 Feb
  5. Decided22 Mar

Decided in 169 days (council typically 56)

About this application

This is a full planning application for a dormer extension at 21 Napsbury Lane St Albans Hertfordshire Al1 1Du. St Albans has handled 3,966 applications of this type. This one was decided in 170 days, 16 weeks longer than St Albans's typical decision time. There are no previous applications recorded at this address. In the past year there have been 51 applications across Cunningham. We hold 3,222 applications in total for the AL1 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
AL1 1DU
Application type
Householder
Scale / size
Small
Parish
Central St Albans

Planning application dates

Date validated
5 October 2023
Consultation expiry
11 November 2023
Consultation end
27 February 2024
Target decision date
27 February 2024
Application expires
29 November 2023

Planning decision

Case officer
Lucy Pedder
Statutory period
55 days

Publicity

Last advertised
19 October 2023

Additional information

Planning Portal ID
PP-12504526
Documents
7

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations at the address point. Ones next to the site may also apply.

  • Green belt: St Albans
  • Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (23)

flood storage areas, conservation areas, listed buildings, Article 4 directions, tree preservation orders, 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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