Merton Hall Cottage Northampton Street Cambridge Cambridgeshire CB3 0AD

This site has had 2 applications since 2026.

• 26/03182/LBC Awaiting decision

  Merton Hall Cottage Northampton Street Cambridge Cambridgeshire CB3 0AD

  Refurbishment, repair and alteration works to Merton House and Merton Cottage, including thermal performance upgrades, repair and replacement of roof coverings, associated roof structures, installation of internal wall, floor and roof insulation, repair, refurbishment and selective replacement of windows including secondary and vacuum glazing, replacement of rainwater goods, internal reconfiguration and upgrading of accommodation, damp remediation, structural repairs and underpinning works. Removal of later additions and alterations, demolition and reconstruction of the coach house, stores and associated boundary wall using salvaged materials, demolition of various outbuildings, reconfiguration of access arrangements including formation of an accessible entrance to Merton House, rebuilding and reskinning of the 1960s extension at Merton House, installation of air source heat pump enclosure at Merton Cottage, associated repair, conservation and ancillary works, and works within the registered park and garden.

  Submitted 21 Aug 2026 Heritage and listed buildings

1. 24 Aug 2026

   Received by Cambridge

2. 3 Sep 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 19 October 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 full applications in a median of 74 days. More in our guide to how long planning decisions take.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• Merton Hall Cottage Northampton Street Cambridge Cambridgeshire CB3 0AD

  26/03182/LBC Submitted 21 Aug 2026 50 yards away

  97% historically approved · decision due ~16 Oct

  Refurbishment, repair and alteration works to Merton House and Merton Cottage, including thermal performance upgrades, repair and replacement of roof coverings, associated roof structures, installation of internal wall, floor and roof insulation, repair, refurbishment and selective replacement of windows including secondary and vacuum glazing, replacement of rainwater goods, internal reconfiguration and upgrading of accommodation, damp remediation, structural repairs and underpinning works. Removal of later additions and alterations, demolition and reconstruction of the coach house, stores and associated boundary wall using salvaged materials, demolition of various outbuildings, reconfiguration of access arrangements including formation of an accessible entrance to Merton House, rebuilding and reskinning of the 1960s extension at Merton House, installation of air source heat pump enclosure at Merton Cottage, associated repair, conservation and ancillary works, and works within the registered park and garden.

  Awaiting decision Heritage and listed buildings Extension Demolition +1 106 docs
  Small domestic

• Merton Court St Johns College St Johns Street Cambridge Cambridgeshire

  24/02345/FUL Submitted 18 Jun 2024 50 yards away

  Installation of a footbridge over Bin Brook. Removal of concrete revetments and re-profiling of the banks. Installation and upgrading of existing pathways and associated landscaping to the brook and the areas on either side.

  Granted Full applications 67 docs

• Westminster College Madingley Road Cambridge Cambridgeshire CB3 0AA

  26/0622/TTCA Submitted 18 Jun 2026 100 yards away

  G1- Lime Trees x 5 - Repollard to previous reduction points removing 4 meters to maintain in their current location.

  Granted Trees 5 docs

• 21-25 Northampton Street Cambridge Cambridgeshire

  22/05514/S19LB Submitted 21 Dec 2022 100 yards away

  S19 application to vary condition 2 (Approved plans) of listed building ref: 22/01050/LBC (Demolition of existing single storey elements (kitchen and toilet), rear boundary wall and art room. Construction of a new single storey link between No.21-24 Northampton Street and first floor rear extension at No.25; replacement of ground floor facade to No.21-24; partial demolition of chimney breast at ground floor in Porter's Lodge lobby; creation of new openings; internal fabric improvements to floors and walls; external insulation; replacement glazing and window casements and secondary glazing; installation of associated plant including PV panels to roof of No.25 and re-roofing of No.21-25; creation of new opening between No.21-24 at first floor; works to the internal roof structure at second floor in No.25) Amendments to the first-floor connection between no.24 and no.25 Northampton Street and The replacement of the metal windows at the back of No.25 Northampton Street.

  Granted Conditions Extension Demolition +1 18 docs
  Small domestic

• 21-25 Northampton Street Cambridge Cambridgeshire

  22/01265/CONDC Submitted 1 Feb 2023 100 yards away

  Submission of details required by condition 6 (scheme of insulation for plant) of planning permission 22/01265/FUL Air Source Heat Plant Enclosure Drawing Number 21083-34-500-P1

  Granted Conditions 5 docs

• 21-25 Northampton Street Cambridge Cambridgeshire

  22/01265/CONDB Submitted 22 Sep 2022 100 yards away

  Submission of details required by condition 10 (Species Enhancement) of planning permission 22/01265/FUL ??? Landscape and Ecological Management Plan (Source: MKA Ecology)

  Granted Conditions 9 docs

• 26/02377/FUL Granted

  5 Davy Road Cambridge Cambridgeshire CB1 3QW

  Two storey front extension, a single storey rear extension (following the removal of the existing side and single storey rear extensions). Conversion of existing roof space following the reconstruction with a raised ridge height, to create 1no 3bed dwelling adjacent to the existing house.

  Received 23 Jun, published by the council 23 Jul 2026 Full applications
• 26/03042/FUL Granted

  Botanical Gardens, Plant Growth Facility Department Of Plant Science Bateman Street Cambridge Cambridgeshire CB2 1LR

  Installation of a new stand-by Generator and acoustic enclosure at the Sainsbury Laboratory to serve Building B in mains fail conditions.

  Received 11 Aug, published by the council 14 Aug 2026 Full applications
• 26/03008/FUL Granted

  24 Luard Road Cambridge Cambridgeshire CB2 8PJ

  Demolition of existing dwelling and construction of new 2.5 storey dwelling and associated landscaping

  Received 10 Aug, published by the council 14 Aug 2026 Full applications
• 26/03002/FUL Granted

  The Pickerel Inn 30 Magdalene Street Cambridge Cambridgeshire CB3 0AF

  Remove existing jumbrellas 2 no. and replace with a new Mirador Pergola to the rear courtyard

  Received 7 Aug, published by the council 14 Aug 2026 Full applications
• 26/03729/FUL Awaiting decision

  27-28 Bridge Street Cambridge Cambridgeshire CB2 1UJ

  Installation of new shopfront and seating at the rear external court yard with proposed conservatory glass roof.

  Received 2 Oct, published by the council 9 Oct 2026 Full applications