66 Peartree Lane Welwyn Garden City AL7 3UH

This site has had 2 applications since 2026: 2 approved, 0 refused.

• 6/2026/1146/EM Granted

  66 Peartree Lane Welwyn Garden City AL7 3UH

  Erection of a two storey side extension and single storey rear extension, three dormer windows to the front and one dormer window to the rear, roof lights and alterations to fenestration

  Decided 20 Aug 2026

1. 3 Mar 2026

   Received by Welwyn Hatfield

2. 10 Apr 2026

   Validated

   Checked as complete and ready for consideration.

3. 29 May 2026

   Decision issued: Granted

4. 9 Aug 2026

   Added to PlanIndex

Welwyn Hatfield granted permission on 29 May 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.

• 66 Peartree Lane Welwyn Garden City AL7 3UH

  6/2026/1146/EM Submitted 1 Jul 2026 50 yards away

  Erection of a two storey side extension and single storey rear extension, three dormer windows to the front and one dormer window to the rear, roof lights and alterations to fenestration

  Granted Extension Loft or dormer +1
  Small domestic

• 68 Peartree Lane Welwyn Garden City AL7 3UH

  6/2021/1395/EM Submitted 30 Apr 2021 50 yards away

  Erection of first floor rear extension

  Refused Extension

• 68 Peartree Lane Welwyn Garden City AL7 3UH

  6/2021/1391/HOUSE Submitted 30 Apr 2021 50 yards away

  Erection of first floor rear extension over existing rear extension

  Refused Householder Extension
  Domestic

• YMCA 90 Peartree Lane Welwyn Garden City AL7 3UL

  6/2022/2797/FULL Submitted 9 Dec 2022 100 yards away

  Erection of electricity substation

  Withdrawn Full applications

• 53 Peartree Lane Welwyn Garden City AL7 3UA

  6/2021/1199/EMT Submitted 13 Apr 2021 100 yards away

  Removal of sycamore

  Granted Trees

• 51 Peartree Lane Welwyn Garden City AL7 3UA

  6/2021/1249/HOUSE Submitted 19 Apr 2021 100 yards away

  Erection of a side facing porch, part single storey, part two storey side and rear extension, insertion of 3 x front facing dormer windows and 2 x rear facing dormer windows and alterations to openings.

  Granted Householder Extension Loft or dormer +1
  Small domestic

• 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