12 Lauriston Place Cambridge Cambridgeshire CB4 2UP Data via plota.co.uk
Proposal
Erection of a single storey front extension to create a Granny Annexe for ancillary use. Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicts a decision around 16 Nov 2026, from Cambridge's recent extensions.
Documents 4
Statements & assessments 1
Application forms 2
Site constraints 3
Checked on 6 October 2026. Historic England, the Environment Agency, Natural England, the Planning Inspectorate and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.
Building
From the energy performance certificate lodged in July 2024, the latest held for this property. The building may have changed since. View the certificate
Every application in Cambridge - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
Decision outlook
Day 35 of the 56-day target. Cambridge usually decides extensions by day 54.
Plota live figures for extensions decided by Cambridge in the last twelve months, from validation. Cambridge decision record →
Public comments
16 neighbours consulted · Last counted 23 Oct 2026
Consultation & key dates
- Site or press notice
- 5 Oct 2026
- Statutory expiry
- 18 Nov 2026
- Env. assessment
- No
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
Nearby activity
Cambridge is one of the fastest councils in England for householder decisions, ranking #21 out of 296. Only 26% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Householder applications are slightly more likely to be approved here (94%) than the national average (90%).
Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use
Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.
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12 Lauriston Place Cambridge Cambridgeshire CB4 2UP
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