The Acorns Blackhorse Lane Hitchin Hertfordshire SG4 9EG

1. 14 Jul 2026

   Received by North Hertfordshire

2. 26 Jul 2026

   Added to PlanIndex

3. 2 Sep 2026

   Decision issued

4. 10 Sep 2026

   Status changed to Decided

   Previously Registered.

North Hertfordshire has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.

Applications for works to trees cover protected trees: consent under a tree preservation order, or six weeks notice for trees in a conservation area. More in our guide to planning application types.

• 29 Blackhorse Lane Hitchin Hertfordshire SG4 9EG

  21/02239/FPH Submitted 22 Jul 2021 28m away

  Erection of detached garden annexe

  Granted Householder 5 docs
  Domestic

• 34 Blackhorse Lane Hitchin Hertfordshire SG4 9EG

  23/00251/FPH Submitted 2 Feb 2023 61m away

  Two storey side extension and single storey rear extension. Insertion of rear dormer window and two rooflights in front roofslope to facilitate loft conversion.

  Granted Householder Extension Loft or dormer +1 9 docs
  Small domestic

• 15 Langbridge Close Hitchin Hertfordshire SG4 9EL

  26/02194/S73 Submitted 1 Sep 2026 78m away

  93% historically approved · decision due ~27 Oct

  Removal of condition 3 (obscure glaze side facing windows) of planning permission 25/02894/FPH granted 14.01.2026 - Replacement roof involving raising roof ridge height and change to roof form, 2 rear dormer windows and 5 front roof lights to facilitate addition of first floor to existing bungalow. Front porch canopy and alterations to fenestration

  Awaiting decision Extension Loft or dormer +2
  Small domestic

• 13 Langbridge Close Hitchin Hertfordshire SG4 9EL

  26/02168/FPH Submitted 9 Sep 2026 78m away

  93% historically approved · decision due ~4 Nov

  Alterations to existing detached garage including raised roof height, side extension, alterations to fenestration and open-sided front porch to facilitate garage conversion into ancillary habitable accommodation.

  Awaiting decision Extension Windows or glazing
  Small domestic

• 18 Mowbray Gardens Hitchin Hertfordshire SG4 9HF

  26/02239/FPH Submitted 7 Sep 2026 89m away

  93% historically approved · decision due ~2 Nov

  Replace existing front elevation store door with brickwork.

  Awaiting decision

• 18 Mowbray Gardens Hitchin Hertfordshire SG4 9HF

  26/01641/LDCP Submitted 29 Jun 2026 89m away

  Insertion of box dormer to existing side elevation roofslope to facilitate conversion of loftspace into habitable accommodation.

  Granted Loft or dormer

• 26/02332/TCA Awaiting decision

  Larch House Old Knebworth Lane Knebworth Hertfordshire SG3 6FS

  R1: Robinia - Remove.

  16 Sep 2026 Trees
• 26/02334/TCA Awaiting decision

  Hill Rise Stevenage Road St Ippolyts Hitchin Hertfordshire SG4 7PE

  T1: Apple - Fell to ground level. T2: Cherry - Remove left stem.

  16 Sep 2026 Trees
• 26/02320/TCA Awaiting decision

  9 South View Letchworth Garden City Hertfordshire SG6 3JH

  T1: Purple leaved Plum - Trim and shape. T2: Conifer - Fell to ground level and remove all arisings and grind out stump. T3: Cherry - Fell to ground level and remove all arisings and grind out stump

  15 Sep 2026 Trees
• 26/02319/TCA Awaiting decision

  21B Bancroft Hitchin Hertfordshire SG5 1JW

  T1 & T2 Yew - Reduce by 50%

  15 Sep 2026 Trees
• 26/02302/TCA Awaiting decision

  The Old Rectory Hodwell Ashwell Baldock Hertfordshire SG7 5QQ

  T1: Spruce - Remove to ground level and grind.

  14 Sep 2026 Trees