121 Ross Street Cambridge CB1 3BS

1. 14 Sep 2020

   Received by Cambridge

2. 4 Nov 2020

   Decision issued: Granted Permission

3. 9 Sep 2026

   Added to PlanIndex

Cambridge granted permission on 4 November 2020, 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.

• 174 Thoday Street Cambridge Cambridgeshire CB1 3AX

  26/03084/S73 Submitted 12 Aug 2026 50 yards away

  S73 to vary condition 2 (Approved plans) of planning permission 25/03781/FUL (Two storey side extension, hip to gable roof extension including rear dormer and part single storey, part two storey rear extension. Change of use from C3 (dwelling) to C4 (HMO) for 6 persons along with bin and cycle storage to front. External render/insulation) to change the use from C3 (Dwelling) to large 6 bedroom 7 person HMO.

  Withdrawn Amendments Extension Loft or dormer 14 docs
  Small domestic

• 122 Ross Street Cambridge CB1 3BU

  21/01689/HFUL Submitted 14 Apr 2021 50 yards away

  Part single storey and two storey rear extensions and rear roof extension.

  Withdrawn Householder Extension 18 docs
  Small domestic

• 160 Thoday Street Cambridge Cambridgeshire CB1 3AX

  25/04668/FUL Submitted 2 Dec 2025 100 yards away

  Change of use from residential to a 5 bed, 5 person HMO, together with a single storey rear extension and internal replan

  Granted Full applications Extension 25 docs
  Small domestic

• 115 Hemingford Road Cambridge Cambridgeshire CB1 3BY

  26/02925/HFUL Submitted 3 Aug 2026 100 yards away

  Single storey rear extension.

  Granted Householder Extension 17 docs
  Small domestic

• 109 Thoday Street Cambridge Cambridgeshire CB1 3AT

  26/0516/TTCA Submitted 22 May 2026 100 yards away

  (1) Silver Birch 25m high, requiring 50% reduction to 12.5m (2) Rowan Berry tree 22m high, requiring 50% reduction to 11m high. The shaping of the trees will reduce their spread from 10m to 6m.

  Granted Trees 11 docs

• 125 Hemingford Road Cambridge CB1 3BY

  20/05037/HFUL Submitted 7 Dec 2020 100 yards away

  Single storey ground floor extension and rear dormer extension

  Granted Householder Extension Loft or dormer 20 docs
  Small domestic

• 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