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49 Oaklands Avenue Hatfield AL9 7UH

6/2025/0271/PN8Class A – enlargement, improvement or other alteration of a dwellinghouse - PRIOR APPROVALApproved
Outline / PiP

Approved on 16 April 2025

Council decision: Prior Approval Required and GrantedDelegated (officer decision)

Approximate site (title boundary)
Boundary © HM Land Registry, © Ordnance Survey · details

This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.

Proposal

Prior approval for the erection of a single storey rear extension measuring 6m in depth, 3.8m in height and 2.8m to the eaves

Received
14 February 2025
Decision level
Delegated (officer decision)
Ward
Brookmans Park & Little Heath
  1. Received14 Feb
  2. Validated5 Mar
  3. Consult.28 Mar
  4. Target
  5. Decided16 Apr

Decided in 42 days (council typically 56)

About this application

This is an outline application for a single storey rear extension at 49 Oaklands Avenue Hatfield AL9 7UH. Welwyn Hatfield has handled 516 applications of this type. This one was decided in 61 days, 5 days longer than Welwyn Hatfield's typical decision time. There are no previous applications recorded at this address. In the past year there have been 79 applications across Brookmans Park & Little Heath. We hold 277 applications in total for the AL9 postcode area.

73% of outline applications at Welwyn Hatfield Borough 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
AL9 7UH
Application type
Class A – enlargement, improvement or other alteration of a dwellinghouse - PRIOR APPROVAL
Parish
North Mymms

Planning application dates

Date validated
5 March 2025
Consultation expiry
28 March 2025
Consultation end
28 March 2025

Applicant and agent

Agent address
33 East Barnet Road New Barnet EN4 8RN

Additional information

UPRN
100080963599

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 1: Low probability (rivers and sea)

Not published by this council, so not checked: Article 4 directions and tree preservation orders. Ask the council if these matter.

Also checked, none recorded (22)

flood storage areas, conservation areas, listed buildings, 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: Welwyn Hatfield

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