11 Guessens Road Welwyn Garden City AL8 6QW

1. 3 Feb 2026

   Received by Welwyn Hatfield

2. 14 May 2026

   Decision issued: Granted

3. 9 Aug 2026

   Added to PlanIndex

Welwyn Hatfield granted permission on 14 May 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• 22 Parkway Welwyn Garden City AL8 6HG

  6/2022/2837/COND Submitted 15 Dec 2022 50 yards away

  Submission of details pursuant to condition 2 (electrical charging points) on planning permission 6/2021/2991/FULL

  Granted Conditions

• 22 Parkway Welwyn Garden City AL8 6HG

  6/2022/2573/FULL Submitted 10 Nov 2022 50 yards away

  Construction of pitched roof to create balcony

  Granted Full applications

• 22 Parkway Welwyn Garden City AL8 6HG

  6/2021/1842/LAWP Submitted 15 Jun 2021 50 yards away

  Certificate of lawfulness for change of use from offices (old Class B1, now Class E(g)) to children's day nursery (Class E(f)).

  Withdrawn Lawful development

• 22 Parkway Welwyn Garden City AL8 6HG

  6/2021/2093/EM Submitted 9 Jul 2021 50 yards away

  Erection of a single storey side extension, alterations to fenestration/openings, erection of privacy screens to create first floor terraces, following the part demolition of existing roofed structure adjacent to No 20.

  Refused Extension Demolition +1
  Small domestic

• 22 Parkway Welwyn Garden City AL8 6HG

  6/2022/2569/EM Submitted 10 Nov 2022 50 yards away

  Construction of pitched roof to create roof terrace

  Refused

• 16 Guessens Road Welwyn Garden City AL8 6QR

  6/2026/0509/EM Submitted 18 Mar 2026 50 yards away

  Erection of a single storey side extension / winter garden

  Granted Extension
  Small domestic

• 6/2026/1052/FULL Granted

  Unit 3 Woodside Lane Hatfield AL9 6DE

  Retention of an extension to the existing building and the erection of a rear extension following demolition of existing buildings (part retrospective)

  Received 17 Jun, published by the council 24 Jul 2026 Full applications
• 6/2026/1264/FULL Granted

  53 Brookmans Avenue Brookmans Park AL9 7QG

  Erection of dwelling with boundary wall and gates following demolition of existing property

  Received 17 Jul, published by the council 15 Aug 2026 Full applications
• 6/2026/1337/FULL Granted

  Royal Veterinary College Hawkshead Lane North Mymms AL9 7TA

  Relocation of the Transfusion Medicine Vet Pod and associated parking, landscaping and associated works

  Received 30 Jul, published by the council 9 Aug 2026 Full applications
• 6/2026/1689/MAJ Awaiting decision

  Howlands House Howlands Welwyn Garden City AL7 4QJ

  Erection of a single 3 and 4-storey building comprising 44 temporary accommodation homes, staff office and laundry facilities, children's play space, cycle and vehicular parking, associated servicing, plant enclosure, substation, landscaping and external works.

  Received 25 Sep, published by the council 1 Oct 2026 Full applications
• 6/2026/0952/FULL Granted

  18 Fallowfield Welwyn Garden City AL7 1EE

  Retrospective application for change of use from amenity land to residential land to form part hardstanding and part garden land at the front of the property and installation of a drop kerb

  Received 1 Jun, published by the council 24 Jul 2026 Full applications