3 The Crest Welwyn AL6 0EF

This site has had 4 applications since 2024: 3 approved, 1 refused.

• 6/2024/2198/LAWP Granted

  3 The Crest Welwyn AL6 0EF

  Certificate of lawfulness for the proposed installation of new gates

  Decided 2 Jan 2025 Lawful development
• 6/2024/1773/HOUSE Granted

  3 The Crest Welwyn AL6 0EF

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

  Decided 25 Nov 2024 Householder
• 6/2024/1771/LAWP Granted

  3 The Crest Welwyn AL6 0EF

  Certificate of lawfulness for conversion of garage into playroom and alterations to fenestration

  Decided 5 Nov 2024 Lawful development

1. 12 Sep 2024

   Received by Welwyn Hatfield

2. 5 Nov 2024

   Decision issued: Refused

3. 24 Jul 2026

   Added to PlanIndex

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.

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.

• 3 The Crest Welwyn AL6 0EF

  6/2024/1773/HOUSE Submitted 12 Sep 2024 50 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

  6/2024/1771/LAWP Submitted 12 Sep 2024 50 yards away

  Certificate of lawfulness for conversion of garage into playroom and alterations to fenestration

  Granted Lawful development Windows or glazing

• 3 The Crest Welwyn AL6 0EF

  6/2024/2198/LAWP Submitted 13 Nov 2024 50 yards away

  Certificate of lawfulness for the proposed installation of new gates

  Granted Lawful development

• 22 The Avenue Welwyn AL6 0PP

  6/2026/1441/FULL Submitted 17 Aug 2026 50 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

• 39 The Avenue Welwyn AL6 0PW

  6/2019/2709/HOUSE Submitted 28 Oct 2019 150 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

• 7 The Brambles Welwyn Hertfordshire AL6 0PG

  21/01400/FPH Submitted 30 Apr 2021 150 yards away

  Part single storey, part two storey side extension and a part single storey, part two storey rear extension

  Granted Householder Extension 8 docs
  Small domestic

• 6/2026/1198/HOUSE Granted

  9 Mardley Hill Welwyn AL6 0UE

  Erection of single storey front, side and rear extension, raising the existing roof and formation of rear dormer. Alterations to the fenestration, including, installation of new windows and doors and external rendering and cladding, following the demolition of garage and porch

  Received 10 Jul, published by the council 24 Jul 2026 Householder
• 6/2026/1257/HOUSE Granted

  21 The Swallows Welwyn Garden City AL7 1BX

  Garage conversion with alterations to openings to front and rear elevations

  Received 17 Jul, published by the council 1 Aug 2026 Householder
• 6/2026/1293/HOUSE Granted

  33 Claves Crescent Welwyn Garden City AL7 1WN

  Erection of a single storey rear conservatory

  Received 22 Jul, published by the council 1 Aug 2026 Householder
• 6/2026/1202/HOUSE Granted

  40 Cecil Crescent Hatfield AL10 0HG

  Erection of single storey rear extension

  Received 10 Jul, published by the council 9 Aug 2026 Householder
• 6/2026/1228/HOUSE Granted

  109 Mount Way Welwyn Garden City AL7 4LA

  Erection of single storey front extension

  Received 13 Jul, published by the council 9 Aug 2026 Householder