1 High Dells Hatfield AL10 9JD

This site has had 3 applications since 2022: 0 approved, 2 refused.

• 6/2026/1399/PN8 Awaiting decision

  1 High Dells Hatfield AL10 9JD

  Prior approval for a single storey rear extension measuring 4.50m in depth, 2.58m to the eaves and the maximum height of 2.75m

  Submitted 7 Aug 2026 Prior approval
• 6/2022/2904/FULL Refused

  1 High Dells Hatfield AL10 9JD

  Erection of a single storey, part two storey rear extension with erection of a two storey side extension and subdivision of plot to facilitate the creation of 1 dwelling.

  Decided 16 Feb 2023 Full applications

1. 17 Nov 2025

   Received by Welwyn Hatfield

2. 21 Nov 2025

   Validated

   Checked as complete and ready for consideration.

3. 23 Jul 2026

   Decision issued: Refused

4. 24 Jul 2026

   Added to PlanIndex

5. 30 Jul 2026

   Status changed to Decided - Refused

   Previously Call In/Major Objection.

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.

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.

• 1 High Dells Hatfield AL10 9JD

  6/2022/2904/FULL Submitted 23 Dec 2022 50 yards away

  Erection of a single storey, part two storey rear extension with erection of a two storey side extension and subdivision of plot to facilitate the creation of 1 dwelling.

  Refused Full applications Extension
  Domestic

• 1 High Dells Hatfield AL10 9JD

  6/2026/1399/PN8 Submitted 7 Aug 2026 50 yards away

  76% historically approved · decision due ~2 Oct

  Prior approval for a single storey rear extension measuring 4.50m in depth, 2.58m to the eaves and the maximum height of 2.75m

  Awaiting decision Prior approval Extension
  Small domestic

• 78 Bishops Rise Hatfield A10 9HH

  6/2024/1920/HOUSE Submitted 8 Oct 2024 50 yards away

  Erection of a single storey rear and side extension, alterations to openings

  Granted Householder Extension
  Small domestic

• 72 Bishops Rise Hatfield Hertfordshire AL10 9HH

  6/2023/0656/LAWP Submitted 23 Mar 2023 50 yards away

  Certificate of lawfulness for a proposed rear extension, following the demolition of existing conservatory

  Granted Lawful development Extension Demolition

• 64 Bishops Rise Hatfield Hertfordshire AL10 9HH

  6/2022/2783/PN8 Submitted 8 Dec 2022 100 yards away

  Prior approval for flat roof single storey rear extension measuring 6m in depth, 3m in height and 2.4m to the eaves

  Granted Prior approval Extension
  Small domestic

• 14 Sparrowhawk Place Hatfield AL10 9UR

  6/2026/1320/TPO Submitted 28 Jul 2026 150 yards away

  97% historically approved · decision due ~22 Sep

  T3 Cherry 1m reduction of entire tree. T4 Cherry 1m reduction of entire tree. T5 Cherry 1m reduction of entire tree. (covered by TPO562 (2016))

  Awaiting decision Trees

• 6/2026/1124/FULL Withdrawn

  39 The Ridgeway Northaw EN6 4BD

  Proposed construction of new house and garage following demolition of existing house and garage

  Received 29 Jun, published by the council 24 Jul 2026 Full applications
• 6/2026/0929/FULL Granted

  Old Owen's Sports Ground Coopers Lane Potters Bar EN6 4NF

  Installation of 1 no. single padel court

  Received 27 May, published by the council 24 Jul 2026 Full applications
• 6/2026/0740/FULL Withdrawn

  Land to the rear of 8 Birds Close Welwyn Garden City AL7 4AR

  Erection of a single storey detached dwelling with basement

  Received 27 Apr, published by the council 24 Jul 2026 Full applications
• 6/2026/1231/FULL Withdrawn

  St Johns Church Of England Jmi School Lemsford Village Lemsford Welwyn Garden City AL8 7TR

  Installation of new fencing and gates across the school boundary adjacent to the main road

  Received 13 Jul, published by the council 30 Jul 2026 Full applications
• 6/2026/0960/FULL Refused

  15 Tiger Moth Way Hatfield AL10 9LT

  Change of use of general amenity land to residential garden and erection of a 2 metre high timber boundary fence following removal of existing hedge and boundary treatment

  Received 1 Jun, published by the council 30 Jul 2026 Full applications