7 Greenfield Hatfield AL9 5HW

1. 21 May 2026

   Received by Welwyn Hatfield

2. 2 Jun 2026

   Validated

   Checked as complete and ready for consideration.

3. 24 Jul 2026

   Added to PlanIndex

4. 27 Jul 2026

   Decision issued: Granted

Welwyn Hatfield granted permission on 27 July 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.

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.

• 3 Greenfield Hatfield AL9 5HW

  6/2021/1817/HOUSE Submitted 11 Jun 2021 39m away

  Single storey rear extension, following demolition of existing conservatory, removal of chimney stack and erection of a first floor side extension with 2 x terrace areas. Conversion of existing garage and alterations to fenestration, plus replacement of existing cladding to front and rear first floor elevations to K render.

  Refused Householder Extension Demolition +1
  Small domestic

• 13 Greenfield Hatfield AL9 5HW

  6/2026/0368/HOUSE Submitted 27 Feb 2026 57m away

  Erection of single storey rear extension, first floor front and side extension, single storey front infill extension and alteration to fenestration

  Granted Householder Extension Windows or glazing
  Small domestic

• 13 Greenfield Hatfield AL9 5HW

  6/2026/1014/HOUSE Submitted 9 Jun 2026 57m away

  Erection of two-storey front extension

  Refused Householder Extension
  Domestic

• 15 Greenfield Hatfield AL9 5HW

  6/2021/0765/HOUSE Submitted 9 Mar 2021 74m away

  Erection of a two storey front and side extension

  Granted Householder Extension
  Domestic

• 10 Sunnyfield Hatfield AL9 5DX

  6/2024/1282/FULL Submitted 8 Jul 2024 116m away

  Erection of a replacement dwelling following the demolition of the existing dwelling, alterations to existing garage and hardstanding

  Granted Full applications Demolition
  Domestic

• 22 Pleasant Rise Hatfield AL9 5DU

  6/2024/1837/LAWP Submitted 24 Sep 2024 163m away

  Certificate of lawfulness for the installation of a rear dormer window

  Granted Lawful development Loft or dormer Windows or glazing

• 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