51 Birchall Wood Welwyn Garden City AL7 2HL

1. 8 Jun 2026

   Received by Welwyn Hatfield

2. 24 Jul 2026

   Added to PlanIndex

3. 26 Jul 2026

   Status changed to Under Consideration

   Previously Under Consultation.

4. 3 Aug 2026

   Decision issued: Granted

Welwyn Hatfield granted permission on 3 August 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.

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.

• 48 Birchall Wood Welwyn Garden City AL7 2HL

  6/2026/0801/TPO Submitted 7 May 2026 50 yards away

  Norway maple trees to cut back all overhanging branches. TPO 627 (2017)

  Granted Trees

• 43 Cypress Avenue Welwyn Garden City AL7 1HN

  6/2021/1190/HOUSE Submitted 13 Apr 2021 100 yards away

  Single storey rear extension and garage conversion

  Granted Householder Extension
  Small domestic

• Street Record Birchall Wood Welwyn Garden City AL7 2HL

  6/2022/2866/TPO Submitted 19 Dec 2022 100 yards away

  T771: 1 x Hornbeam coppice to ground level. T775: 1 x Ash coppice to ground level. T770, T795, & T796: 3 x Hornbeam coppice to ground level. (See Arboricultural Assessment Report for more detail) All covered by TPO 691 (2017).

  Granted Trees

• 19 Birchall Wood Welwyn Garden City AL7 2HL

  6/2023/0180/HOUSE Submitted 25 Jan 2023 150 yards away

  Erection of part single and part two storey rear extension. Single storey front extension, including porch canopy to side, following removal of existing canopy and alterations to window openings to side and front elevations

  Refused Householder Extension Windows or glazing
  Small domestic

• 36-50 Cypress Avenue Welwyn Garden City AL7 1HN

  6/2024/2304/TPO Submitted 2 Dec 2024 200 yards away

  T7 - Cherry - Rear garden - Crown lift to approx 2.5m Reason - Works are for routine maintenance TPO 750 (2018) G1

  Granted Trees

• 36-50 Cypress Avenue Welwyn Garden City AL7 1HN

  6/2024/2307/EMT Submitted 2 Dec 2024 200 yards away

  T4129 - Norway Maple - Remove deadwood and crown lift to approx 2.5m T4126 - Birch - crown lift to approx 2.5m. T4125 - Goat Willow - Re-Pollard removing up to 3m T8 - Ash - Neighbouring tree on car park boundary encroaching onto parking bays - Crown lift to approx 2.5m T7 - Cherry - Rear garden - Crown lift to approx 2.5m Reason - Works are for routine maintenance

  Granted Trees

• 6/2026/1408/HOUSE Granted

  Wytmead Essendon Hill Essendon Hatfield AL9 6AW

  Reinstatement of the previously truncated chimney

  Received 10 Aug, published by the council 31 Aug 2026 Householder
• 6/2026/1170/HOUSE Granted

  6 Highfields Cuffley Potters Bar EN6 4EL

  Conversion of garage into study room with alterations to the front elevation, repositioning of lower ground floor entrance hall, erection of two storey infill side extension with internal alterations, replacement of existing front and side building brickwork with K-Render finish, removal of chimney and installation of 2 rooflights

  Received 6 Jul, published by the council 30 Jul 2026 Householder
• 6/2026/1177/HOUSE Granted

  Red Lodge High Road Essendon Hatfield AL9 6HU

  Erection of two single-storey side extensions, detached garage with barn-hipped roof and photovoltaic panels, relocated garden room and associated works to hardstanding and site layout.

  Received 7 Jul, published by the council 9 Aug 2026 Householder
• 6/2026/1376/HOUSE Granted

  18 Briary Wood Lane Welwyn AL6 0TF

  Erection of a single storey ground floor extension & part two storey rear, raising the roof and alterations to facilitate loft conversion to include new crown roof with front & rear dormers

  Received 4 Aug, published by the council 22 Aug 2026 Householder
• 6/2026/1392/HOUSE Granted

  1 Little Wade Welwyn Garden City AL7 4LE

  Erection of a single storey rear extension

  Received 6 Aug, published by the council 15 Aug 2026 Householder