Kinsbourne House The Common Kinsbourne Green Harpenden Hertfordshire Al5 3Pe

1. 8 Jun 2026

   Received by St Albans

2. 3 Jul 2026

   Validated

   Checked as complete and ready for consideration.

3. 24 Jul 2026

   Added to PlanIndex

4. 2 Aug 2026

   Status changed to Under Consideration

   Previously Under Consultation.

5. 26 Aug 2026

   Decision issued: Certificate of Lawfulness Approved

St Albans granted permission on 26 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.

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

• Canley Lodge The Common Kinsbourne Green Harpenden Hertfordshire Al5 3Pe

  5/2016/2943 Submitted 28 Sep 2016 50 yards away

  Loft conversion and installation of four rear rooflights

  Granted Householder Loft or dormer 10 docs
  Domestic

• White Oaks The Common Kinsbourne Green Harpenden Al5 3Pe

  5/2026/0256 Submitted 11 Feb 2026 50 yards away

  Removal of existing hedge and fence. Planting replacement hedge with picket fence and brick piers and low wall

  Granted Householder 13 docs
  Small domestic

• Pollards Farm The Common Kinsbourne Green Harpenden Hertfordshire Al5 3Pe

  5/2026/1163 Submitted 29 May 2026 50 yards away

  95% historically approved · decision due ~25 Aug

  Listed building Consent - Reconfiguration of existing light well and extension to existing basement adjacent to main West Barn

  Awaiting decision Heritage and listed buildings Extension 23 docs

• Pollards Farm The Common Kinsbourne Green Harpenden Hertfordshire Al5 3Pe

  5/2026/1051 Submitted 29 May 2026 50 yards away

  89% historically approved · decision due ~25 Aug

  Reconfiguration of existing light well and extension to existing basement adjacent to main West Barn

  Awaiting decision Householder Extension 22 docs
  Domestic

• 21 Derwent Road Harpenden Hertfordshire Al5 3Pa

  5/2016/3025 Submitted 9 Oct 2016 350 yards away

  Part single, part two storey front, part single, part two storey rear and single storey side extensions and alterations to openings (resubmission following refusal of 5/2015/3041)

  Granted Householder Extension 8 docs
  Small domestic

• The Fox Ph 469 Luton Road Harpenden Hertfordshire Al5 3Qe

  5/2017/2736 Submitted 27 Sep 2017 400 yards away

  Advertisement Consent - Display of one externally illuminated standing sign, one internally illuminated standing sign, seven non-illuminated wall mounted signs and one non-illuminated board sign

  Granted Advertising 8 docs

• 5/2026/1638 Granted

  1 Castle Rise Wheathampstead Hertfordshire Al4 8Hx

  Certificate of Lawfulness (proposed) - Proposed loft hip to gable with rear dormer, internal alterations and all associated works at 1 Castle Rise, AL4 8HX

  Received 7 Sep, published by the council 13 Sep 2026 Lawful development
• 5/2026/1622 Granted

  9 Necton Road Wheathampstead Hertfordshire Al4 8At

  Certificate of Lawfulness (proposed) - Dormer to rear elevation to existing bedroom. new window to rear

  Received 2 Sep, published by the council 13 Sep 2026 Lawful development
• 5/2026/1561 Granted

  125 New House Park St Albans Hertfordshire Al1 1Uh

  Certificate of Lawfulness (existing) - The retrospective development comprises minor external alterations to the rear elevation of the dwellinghouse at 125 New House Park. The applicant seeks a Certificate of Lawfulness (Existing) under Section 191 of the

  Received 21 Aug, published by the council 31 Aug 2026 Lawful development
• 5/2026/1772 Awaiting decision

  14 Ashley Road St Albans Hertfordshire Al1 5Da

  Certificate of Lawfulness (Proposed) - Loft Conversion, Hip to gable, Rear dormer

  Received 29 Sep, published by the council 11 Oct 2026 Lawful development
• 5/2026/1759 Awaiting decision

  2 Grimston Road St Albans Hertfordshire Al1 5Ep

  Certificate of Lawfulness (Proposed) - Erection of a single-storey detached timber log cabin with a pent (mono-pitch) roof in the rear garden, for purposes incidental to the enjoyment of the dwellinghouse (domestic storage and hobby workshop). Footprint 9

  Received 28 Sep, published by the council 11 Oct 2026 Lawful development