54 Dellsome Lane Welham Green Hatfield AL9 7ND

1. 19 Mar 2021

   Received by Welwyn Hatfield

2. 22 Mar 2021

   Validated

   Checked as complete and ready for consideration.

3. 17 May 2021

   Decision issued: Granted

4. 9 Aug 2026

   Added to PlanIndex

Welwyn Hatfield granted permission on 17 May 2021, 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.

• 40 Dellsome Lane Welham Green Hatfield AL9 7ND

  6/2026/1250/LAWP Submitted 16 Jul 2026 50 yards away

  Certificate of lawfulness for Class A - Larger single storey rear extension (previously subject to prior approval application ref: 6/25/1851/PN8), Class B - Roof extension/hip to gable conversion, Class C - Other alterations to roof

  Granted Lawful development Extension Loft or dormer
  Small domestic

• 95 Dellsome Lane Welham Green Hatfield AL9 7NE

  6/2021/1441/LAWP Submitted 7 May 2021 100 yards away

  Certificate of lawfulness for proposed loft conversion, including three rooflights and one window on the rear dormer.

  Granted Lawful development Loft or dormer Windows or glazing

• 6 Parsonage Lane Welham Green Hatfield AL9 7LU

  6/2021/2807/LAWP Submitted 29 Sep 2021 100 yards away

  Certificate of lawfulness for external alterations to existing windows and bifold door.

  Refused Lawful development Windows or glazing

• 6 Parsonage Lane Welham Green Hatfield AL9 7LU

  6/2021/1778/HOUSE Submitted 8 Jun 2021 100 yards away

  Erection of a two storey side and rear extension, demolition of garage and alterations to fenestration

  Granted Householder Extension Demolition +1
  Domestic

• 2 Parsonage Lane Welham Green Hatfield AL9 7LU

  6/2026/0989/LAWP Submitted 4 Jun 2026 100 yards away

  Certificate of lawfulness for the erection of a single storey rear extension

  Granted Lawful development Extension
  Small domestic

• 9 Huggins Lane Welham Green Hatfield AL9 7LT

  6/2021/1548/PN8 Submitted 14 May 2021 150 yards away

  Prior approval for the erection of a single storey rear extension measuring 5m in depth, 3.2m in height and 3m to the eaves.

  Decided Prior approval Extension
  Small 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