79 Mill Green Road Welwyn Garden City AL7 3UX

This site has had 2 applications since 2025.

• 6/2025/2294/EM Awaiting decision

  79 Mill Green Road Welwyn Garden City AL7 3UX

  Erection of a two storey side/single storey rear extension and loft conversion (resubmission of refused application 6/2025/0950/EM)

  Submitted 29 Oct 2025

1. 10 Nov 2025

   Received by Welwyn Hatfield

2. 11 Nov 2025

   Validated

   Checked as complete and ready for consideration.

3. 24 Jul 2026

   Added to PlanIndex

4. 22 Sep 2026

   Status changed to Under Consultation

   Previously Under Consideration.

5. Decision

   Awaiting decision

   Decision expected by 6 January 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Welwyn Hatfield took a median of 58 days over the applications it decided in the last year.

This application is with Welwyn Hatfield for determination, against a statutory target of eight weeks. Over the last year Welwyn Hatfield decided householder applications in a median of 59 days. More in our guide to how long planning decisions take.

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.

• 79 Mill Green Road Welwyn Garden City AL7 3UX

  6/2025/2294/EM Submitted 29 Oct 2025 50 yards away

  91% historically approved · decision due ~29 Dec

  Erection of a two storey side/single storey rear extension and loft conversion (resubmission of refused application 6/2025/0950/EM)

  Awaiting decision Extension Loft or dormer
  Small domestic

• 71 Mill Green Road Welwyn Garden City AL7 3UX

  6/2021/1120/EMH Submitted 6 Apr 2021 50 yards away

  Installation of rooflights to rear elevation

  Granted Householder Loft or dormer
  Domestic

• 68 Mill Green Road Welwyn Garden City AL7 3XF

  6/2023/0385/EM Submitted 20 Feb 2023 50 yards away

  Erection of single storey rear and side extension

  Granted Extension
  Small domestic

• 68 Mill Green Road Welwyn Garden City AL7 3XF

  6/2023/0381/HOUSE Submitted 20 Feb 2023 50 yards away

  Erection of single storey rear and side extension

  Granted Householder Extension
  Small domestic

• 64 Holwell Road Welwyn Garden City AL7 3RN

  6/2026/1234/EMT Submitted 14 Jul 2026 50 yards away

  1 x Silver maple (all tree works only over the garden of 5 Furzefield) to reduce to by 3m in height & reduce lateral branches by 2.5m

  Granted Trees

• 64 Holwell Road Welwyn Garden City AL7 3RN

  6/2026/1225/TC Submitted 13 Jul 2026 50 yards away

  1 x Silver maple to reduce to by 3m in height - only the section that is in line with boundary of No.5 Furzefield, reduce lateral branches that grow towards No.5 Furzefield by 2.5m. Reducing canopy to prevent excessive overhang to surrounding neighbours

  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