6 Marsden Road Welwyn Garden City AL8 6XZ

This site has had 3 applications since 2026: 0 approved, 1 refused.

• 6/2026/1479/HOUSE Awaiting decision

  6 Marsden Road Welwyn Garden City AL8 6XZ

  Erection of single storey side extension and part single, part two storey rear extension

  Submitted 21 Aug 2026 Householder
• 6/2026/0912/EM Awaiting decision

  6 Marsden Road Welwyn Garden City AL8 6XZ

  Erection of ground floor side extension and partial first floor side extension

  Submitted 21 May 2026

1. 8 May 2026

   Received by Welwyn Hatfield

2. 2 Jul 2026

   Decision issued: Refused

3. 24 Jul 2026

   Added to PlanIndex

Welwyn Hatfield refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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.

• 6 Marsden Road Welwyn Garden City AL8 6XZ

  6/2026/1479/HOUSE Submitted 21 Aug 2026 50 yards away

  85% historically approved · decision due ~19 Oct

  Erection of single storey side extension and part single, part two storey rear extension

  Awaiting decision Householder Extension
  Small domestic

• 6 Marsden Road Welwyn Garden City AL8 6XZ

  6/2026/0912/EM Submitted 21 May 2026 50 yards away

  90% historically approved · decision due ~21 Jul

  Erection of ground floor side extension and partial first floor side extension

  Awaiting decision Extension

• 2 Marsden Road Welwyn Garden City AL8 6YF

  6/2021/2118/TC Submitted 14 Jul 2021 50 yards away

  1 x Apple to reduce to approximately 2.5m above ground level. Remove 2 large limbs back to main trunk.

  Granted Trees

• 2 Marsden Road Welwyn Garden City AL8 6YF

  6/2021/2129/EMT Submitted 14 Jul 2021 50 yards away

  1 x Apple to reduce to approximately 2.5m above ground level. Remove 2 large limbs back to main trunk.

  Granted Trees

• 16 Marsden Road Welwyn Garden City AL8 6XZ

  6/2022/2822/HOUSE Submitted 13 Dec 2022 50 yards away

  Erection of a single storey flat roof extension with roof lights

  Granted Householder Extension Loft or dormer
  Small domestic

• 16 Marsden Road Welwyn Garden City AL8 6XZ

  6/2022/2820/EM Submitted 13 Dec 2022 50 yards away

  Erection of a single storey rear extension

  Granted Extension
  Small domestic

• 6/2026/1198/HOUSE Granted

  9 Mardley Hill Welwyn AL6 0UE

  Erection of single storey front, side and rear extension, raising the existing roof and formation of rear dormer. Alterations to the fenestration, including, installation of new windows and doors and external rendering and cladding, following the demolition of garage and porch

  Received 10 Jul, published by the council 24 Jul 2026 Householder
• 6/2026/1257/HOUSE Granted

  21 The Swallows Welwyn Garden City AL7 1BX

  Garage conversion with alterations to openings to front and rear elevations

  Received 17 Jul, published by the council 1 Aug 2026 Householder
• 6/2026/1293/HOUSE Granted

  33 Claves Crescent Welwyn Garden City AL7 1WN

  Erection of a single storey rear conservatory

  Received 22 Jul, published by the council 1 Aug 2026 Householder
• 6/2026/1202/HOUSE Granted

  40 Cecil Crescent Hatfield AL10 0HG

  Erection of single storey rear extension

  Received 10 Jul, published by the council 9 Aug 2026 Householder
• 6/2026/1228/HOUSE Granted

  109 Mount Way Welwyn Garden City AL7 4LA

  Erection of single storey front extension

  Received 13 Jul, published by the council 9 Aug 2026 Householder