100 Crawford Road Hatfield AL10 0PE

1. 24 Apr 2026

   Received by Welwyn Hatfield

2. 13 May 2026

   Validated

   Checked as complete and ready for consideration.

3. 11 Jun 2026

   Decision issued: Prior Approval Not Required

4. 9 Aug 2026

   Added to PlanIndex

Welwyn Hatfield granted permission on 11 June 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.

Prior approval applies where permitted development rights already grant the principle of the work, leaving the council only the specific matters the rules name, commonly within 56 days. More in our guide to planning application types.

• 111 Crawford Road Hatfield AL10 0PF

  6/2022/2802/HOUSE Submitted 12 Dec 2022 50 yards away

  Erection of single storey rear extension

  Granted Householder Extension
  Small domestic

• 121 Crawford Road Hatfield AL10 0PF

  6/2023/0373/HOUSE Submitted 17 Feb 2023 50 yards away

  Erection of a two storey side and rear extension, single storey front and rear extension and loft conversion with dormer

  Granted Householder Extension Loft or dormer
  Small domestic

• 121 Crawford Road Hatfield AL10 0PF

  6/2022/2686/HOUSE Submitted 25 Nov 2022 50 yards away

  Erection of two storey side and rear extension and single storey front and rear extension and installation of rear dormer to facilitate conversion of loft to habitable space

  Refused Householder Extension Loft or dormer
  Small domestic

• 121 Crawford Road Hatfield AL10 0PF

  6/2022/2645/LAWP Submitted 21 Nov 2022 50 yards away

  Certificate of lawfulness for hip to gable conversion, rear dormer, three front rooflights and one first floor side elevation window

  Granted Lawful development Loft or dormer Windows or glazing 4 docs

• 36 Birchwood Close Hatfield AL10 0PP

  6/2023/0318/PN8 Submitted 9 Feb 2023 50 yards away

  Prior approval for the erection of a single storey rear extension measuring 5m in depth, 2.56m in height, 2.30m to the eaves with rooflights and alterations to existing openings to side elevation, following demolition of existing conservatory and outbuildings

  Granted Prior approval Extension Loft or dormer +1
  Small domestic

• 18 Birchwood Close Hatfield AL10 0PP

  6/2026/1424/VAR Submitted 12 Aug 2026 150 yards away

  91% historically approved · decision due ~23 Oct

  Variation of Condition 1 (Arboricultural Method Statement and Tree Protection Plan) and Condition 2 (External Materials) on planning permission 6/2025/0927/HOUSE

  Awaiting decision Amendments Trees
  Major scheme

• 6/2026/1265/PN8 Granted

  1 Newstead Hatfield AL10 9DH

  Prior approval for a single storey rear extension measuring 6.00m in depth, 2.60m to the eaves and the maximum height of 3.00m

  Received 20 Jul, published by the council 1 Aug 2026 Prior approval
• 6/2026/1086/PN24 Refused

  The Hub Tamblin Way Hatfield AL10 9EZ

  Prior approval for installation of a roof-mounted solar PV system, comprising of 212 Solarwatt panels to a total system size of 95.4 kWp

  Received 23 Jun, published by the council 2 Aug 2026 Prior approval
• 6/2026/1686/PN8 Awaiting decision

  65 Maple Grove Welwyn Garden City AL7 1NN

  Prior approval for the erection of a single storey rear extension measuring 6m in depth, 3m in height and 2.75m to the eaves

  Received 23 Sep, published by the council 1 Oct 2026 Prior approval
• 6/2026/1399/PN8 Granted

  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

  Received 7 Aug, published by the council 22 Aug 2026 Prior approval
• 6/2026/1335/PN8 Refused

  31 Kentish Lane Brookmans Park AL9 6NG

  Prior approval for 2x single storey rear extensions and 1x single storey side/rear extension measuring 8m in depth, 2.85m to the eaves and the maximum height of 4m

  Received 30 Jul, published by the council 22 Aug 2026 Prior approval