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The Oak Tree Ellenbrook Lane Hatfield AL10 9NT

6/2026/0442/HOUSEHOUSEHOLDER APPLICATIONApproved
Householder

Approved on 18 June 2026

Council decision: GrantedDelegated (officer decision)3 conditions

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

Part conversion of detached outbuilding to an annexe, alteration to fenestration and the roof and installation of solar panels to the roof of the outbuilding.

Received
11 March 2026
Decision level
Delegated (officer decision)
Ward
Hatfield Villages
  1. Received11 Mar
  2. Validated11 Mar
  3. Consult.29 Apr
  4. Target
  5. Decided18 Jun

Decided in 99 days (council typically 56)

About this application

This is a full planning application for an outbuilding at The Oak Tree Ellenbrook Lane Hatfield AL10 9NT. Welwyn Hatfield has handled 2,195 applications of this type. This one was decided in 99 days, 6 weeks longer than Welwyn Hatfield's typical decision time. There are no previous applications recorded at this address. In the past year there have been 47 applications across Hatfield Villages. We hold 207 applications in total for the AL10 postcode area.

83% of full 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
AL10 9NT
Application type
HOUSEHOLDER APPLICATION
Parish
Hatfield

Planning application dates

Date validated
11 March 2026
Consultation expiry
29 April 2026
Consultation end
29 April 2026

Applicant and agent

Agent address
Rear of 62 Bridge Road East Welwyn Garden City AL7 1JU

Publicity

Site notice end
29 April 2026

Additional information

UPRN
100081147611

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Green belt: Welwyn Hatfield
  • 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 (21)

flood storage areas, conservation areas, listed buildings, 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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