13 Hillside Way Welwyn AL6 0TY

1. 3 May 2023

   Received by Welwyn Hatfield

2. 2 Jun 2023

   Decision issued: Granted

3. 7 Oct 2026

   Added to PlanIndex

Welwyn Hatfield granted permission on 2 June 2023, 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.

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

• 28 Mardley Avenue Welwyn AL6 0TZ

  6/2022/2776/HOUSE Submitted 7 Dec 2022 100 yards away

  Erection of single storey part rear extension following the demolition of existing rear conservatory and the continuation of raised patio and partial garage conversion to form larger utility room and ensuite and installation of skylights.

  Granted Householder Extension Demolition
  Small domestic

• 27 Hillside Way Welwyn AL6 0TY

  6/2022/2473/HOUSE Submitted 27 Oct 2022 100 yards away

  Erection of veranda to the rear of house

  Granted Householder
  Domestic

• 29 Hillside Way Welwyn AL6 0TY

  6/2024/1624/TPO Submitted 23 Aug 2024 150 yards away

  Beech tree 30% reduction (covered by TPO 24 (1976) A3)

  Granted Trees

• 12 Hillside Way Welwyn AL6 0TY

  6/2023/0210/HOUSE Submitted 27 Jan 2023 150 yards away

  Erection of a two storey rear and side extension with roof alterations including a front dormer and side windows, following the demolition of existing side and rear extensions

  Withdrawn Householder Extension Loft or dormer +3
  Domestic

• 10 Mardley Heights Welwyn AL6 0TX

  6/2026/1440/TPO Submitted 17 Aug 2026 150 yards away

  4 x English Oak (Quercus robur), identified as T1, T2, T3 and T4 on the accompanying sketch plan, protected under TPO 641 (2017). Proposed works: Crown reduction of up to 20%; crown thinning of up to 20%; crown lift to approximately 3–4m; removal of epicormic trunkal growth; selective pruning to provide approximately 2m clearance from the dwelling and approximately 1m clearance from overhead lines. Reason for works: Continued periodic arboricultural management of this established group of Oaks, maintaining appropriate clearance from the dwelling and overhead services whilst retaining a balanced, natural canopy and the amenity value of the trees.

  Granted Trees
  Domestic

• 37 Mardley Avenue Welwyn AL6 0TU

  6/2025/2248/FULL Submitted 23 Oct 2025 150 yards away

  Erection of a single chalet dwelling

  Refused Full applications
  Domestic

• 6/2026/1408/HOUSE Granted

  Wytmead Essendon Hill Essendon Hatfield AL9 6AW

  Reinstatement of the previously truncated chimney

  Received 10 Aug, published by the council 31 Aug 2026 Householder
• 6/2026/1170/HOUSE Granted

  6 Highfields Cuffley Potters Bar EN6 4EL

  Conversion of garage into study room with alterations to the front elevation, repositioning of lower ground floor entrance hall, erection of two storey infill side extension with internal alterations, replacement of existing front and side building brickwork with K-Render finish, removal of chimney and installation of 2 rooflights

  Received 6 Jul, published by the council 30 Jul 2026 Householder
• 6/2026/1177/HOUSE Granted

  Red Lodge High Road Essendon Hatfield AL9 6HU

  Erection of two single-storey side extensions, detached garage with barn-hipped roof and photovoltaic panels, relocated garden room and associated works to hardstanding and site layout.

  Received 7 Jul, published by the council 9 Aug 2026 Householder
• 6/2026/1376/HOUSE Granted

  18 Briary Wood Lane Welwyn AL6 0TF

  Erection of a single storey ground floor extension & part two storey rear, raising the roof and alterations to facilitate loft conversion to include new crown roof with front & rear dormers

  Received 4 Aug, published by the council 22 Aug 2026 Householder
• 6/2026/1392/HOUSE Granted

  1 Little Wade Welwyn Garden City AL7 4LE

  Erection of a single storey rear extension

  Received 6 Aug, published by the council 15 Aug 2026 Householder