33 The Avenue Welwyn AL6 0PW

1. 11 Jun 2021

   Received by Welwyn Hatfield

2. 6 Aug 2021

   Decision issued: Prior Approval Required and Granted

3. 30 Jul 2026

   Added to PlanIndex

Welwyn Hatfield granted permission on 6 August 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.

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.

• 39 The Avenue Welwyn AL6 0PW

  6/2019/2709/HOUSE Submitted 28 Oct 2019 100 yards away

  Erection of a two storey rear and side extension and alterations to the roof following the demolition of existing conservatory and rear extension and the addition of a pitched roof to the existing garage

  Granted Householder Extension Demolition 1 doc
  Small domestic

• 41 The Avenue Welwyn AL6 0PW

  6/2021/1014/PN27 Submitted 26 Mar 2021 150 yards away

  Prior approval for the construction of an additional storey and associated replacement roof to facilitate the enlargement of the dwellinghouse by 1.33m

  Granted Prior approval Roofing
  Domestic

• 4 Danesbury Park Road Welwyn AL6 9SE

  6/2021/1092/PN8 Submitted 1 Apr 2021 150 yards away

  Prior approval for the erection of a single storey rear extension measuring 8m in depth, 3.75m in height and 3.75m to the eaves.

  Refused Prior approval Extension
  Small domestic

• 22 The Avenue Welwyn AL6 0PP

  6/2026/1441/FULL Submitted 17 Aug 2026 200 yards away

  Erection of one two-storey five bedroom detached dwelling and eight two bedroom flats laid out within two two storey blocks of four and associated infrastructure and landscape works following the demolition of the existing dwelling and separate detached building

  Refused Full applications New dwelling Demolition
  Domestic

• 3 The Crest Welwyn AL6 0EF

  6/2024/1773/HOUSE Submitted 12 Sep 2024 200 yards away

  Erection of part single, part two storey side extension following the demolition of the existing conservatory and alterations to openings

  Granted Householder Extension Demolition
  Small domestic

• 3 The Crest Welwyn AL6 0EF

  6/2024/1772/HOUSE Submitted 12 Sep 2024 200 yards away

  Installation of electric sliding gate

  Refused Householder
  Domestic

• 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