41 The Avenue Welwyn AL6 0PW

1. 26 Mar 2021

   Received by Welwyn Hatfield

2. 21 May 2021

   Decision issued: Prior Approval Required and Granted

3. 9 Aug 2026

   Added to PlanIndex

Welwyn Hatfield granted permission on 21 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.

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 34m 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

• 21 Danesbury Park Road Welwyn Hertfordshire AL6 9SH

  26/01038/LDCP Submitted 5 May 2026 92m away

  Two storey rear extension following demolition of existing rear elements.

  Refused Lawful development Extension Demolition 7 docs

• 14 Danesbury Park Road Welwyn AL6 9SJ

  6/2024/2079/LAWP Submitted 28 Oct 2024 101m away

  Certificate of lawfulness for installation of new drive access and associated drive alteration, erection of an additional storey, erection of a single storey side and rear extensions and porch extension. Erection of two single storey outbuildings

  Withdrawn Lawful development Extension
  Small domestic

• 33 The Avenue Welwyn AL6 0PW

  6/2021/1835/PN27 Submitted 11 Jun 2021 118m away

  Prior approval for the construction of an additional storey to facilitate the enlargement of the dwellinghouse to a maximum of approximately 9.02m in height.

  Granted Prior approval
  Domestic

• 4 Danesbury Park Road Welwyn AL6 9SE

  6/2021/1092/PN8 Submitted 1 Apr 2021 157m 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

• 3 The Crest Welwyn AL6 0EF

  6/2024/1773/HOUSE Submitted 12 Sep 2024 157m 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

• 6/2026/1385/PN14 Granted

  Car Park at Bishops Square Hatfield Business Park Hatfield AL10 9NE

  Prior approval for demolition of existing carpark building

  5 Aug 2026 Prior approval
• 6/2026/1125/PN8 Granted

  39 The Ridgeway Northaw EN6 4BD

  Prior approval for the erection of a single storey rear extensions measuring 8m in depth, 4m in height and 3m to the eaves

  29 Jun 2026 Prior approval
• 6/2026/1217/PN8 Refused

  48 Great Ganett Welwyn Garden City AL7 3DE

  Prior approval for a single storey rear extension measuring 4m in depth, 3m to the eaves and the maximum height of 3m

  13 Jul 2026 Prior approval
• 6/2026/1411/PN15 Awaiting decision

  Grass verge along Bessemer Road Bessemer Road Welwyn Garden City AL7 1ET

  Prior approval for the installation of 20m high Taurus Street pole with 9no antennas, 6no RRH and equipment housing, together with associated ancillary development

  10 Aug 2026 Prior approval
• 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

  7 Aug 2026 Prior approval