12 Alpha Road Cambridge Cambridgeshire CB4 3DG

1. 7 Sep 2026

   Received by Cambridge

2. 22 Sep 2026

   Validated

   Checked as complete and ready for consideration.

3. 1 Oct 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 17 November 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Cambridge took a median of 53 days over the applications it decided in the last year.

This application is with Cambridge for determination, against a statutory target of eight weeks. Over the last year Cambridge decided householder applications in a median of 56 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.

• 4 Alpha Road Cambridge Cambridgeshire CB4 3DG

  26/0730/TTCA Submitted 15 Jul 2026 50 yards away

  T1 - Plum - Remove one low limb over flat roof and prune to clear building by 1.5ms T2 - Holly - top and fell as close to ground level as possible due to excessive shading and crown touching building

  Granted Trees 8 docs

• 11 Alpha Road Cambridge CB4 3DQ

  21/0503/TTCA Submitted 14 Apr 2021 50 yards away

  Bay tree to be pollarded by 2.3m because of excessive growth in proximity to dwellinghouse.

  Granted Trees 11 docs
  Domestic

• 39 Chesterton Road Cambridge Cambridgeshire CB4 3AN

  24/02776/HFUL Submitted 23 Jul 2024 50 yards away

  Erection of a single storey outbuilding in rear garden.

  Granted Householder 11 docs
  Small domestic

• 39 Chesterton Road Cambridge Cambridgeshire CB4 3AN

  26/02641/HFUL Submitted 13 Jul 2026 50 yards away

  Solar Panel Installation (south-facing part of roof faces the main road)

  Granted Householder 15 docs
  Domestic

• 27 Chesterton Road Cambridge CB4 3AL

  20/05031/HFUL Submitted 7 Dec 2020 50 yards away

  Basement floor front extension, ground floor side and rear extension

  Granted Householder Extension 32 docs
  Domestic

• 27 Chesterton Road Cambridge Cambridgeshire CB4 3AL

  26/0771/TTCA Submitted 24 Jul 2026 50 yards away

  Bay tree - Fell Crab Apple tree -Fell

  Granted Trees 10 docs

• 25/04905/HFUL Granted

  36 Wilberforce Road Cambridge Cambridgeshire CB3 0EQ

  Installation of heating, ventilation, and cooling equipment at the property, comprising three air source heat pumps (one serving the swimming pool and two serving the main dwelling) together with a single air conditioning unit serving the gym and family room. The installation of six ventilation outlets and associated internal plant and mechanical equipment located within the designated plant rooms, together with acoustic screening on the northern elevation. (Retrospective)

  Received 18 Dec, published by the council 23 Jul 2026 Householder
• 26/03090/HFUL Withdrawn

  19 Chesterfield Road Cambridge Cambridgeshire CB4 1LN

  Roof extension including raising of ridge and part pitched,part flat roofed rear dormer.

  Received 14 Aug, published by the council 27 Aug 2026 Householder
• 26/03036/HFUL Withdrawn

  10 Water Street Cambridge Cambridgeshire CB4 1PA

  Construction of a single storey annex at the rear of the garden.

  Received 11 Aug, published by the council 27 Aug 2026 Householder
• 26/02806/HFUL Granted

  89 De Freville Avenue Cambridge Cambridgeshire CB4 1HP

  Replace pedestrian and vehicle gate.

  Received 23 Jul, published by the council 14 Aug 2026 Householder
• 26/03015/HFUL Granted

  17 Merton Street Cambridge Cambridgeshire CB3 9JD

  Demolition of existing conservatory and replacement single storey rear/side extension.

  Received 10 Aug, published by the council 14 Aug 2026 Householder