51 Chalmers Road Cambridge Cambridgeshire CB1 3SZ Data via plota.co.uk
26/01126/HFUL - Householder Works/Extension
Refused
Proposal
Annexe to the rear of the garden Data via plota.co.uk
Track application
Save this application and get an email when its status or decision changes.
Alerts nearby
Get email alerts for new planning applications near this address.
View original council record ↗
Application progress
✓
Received
31 Mar 2026
✓
Validated
1 Apr 2026
✓
Consultation
10 Apr 2026
✗
Refused
27 May 2026
Appeal
Not lodged
Refused on 27 May 2026 · Delegated Decision · Last checked 9 Jul 2026
Documents 14
Decision & officer reports 2
Statements & assessments 3
Application forms 2
Consultation & comments 3
Other documents 4
Other new applications on this street
Nearby new applications
40 Chalmers Road Cambridge Cambridgeshire CB1 3SX
Single storey side extension.
40 Chalmers Road Cambridge Cambridgeshire CB1 3SX
Single storey side extension.
40 Chalmers Road Cambridge Cambridgeshire CB1 3SX
Single storey side extension.
422-424 Cherry Hinton Road Cambridge Cambridgeshire CB1 8BA
Two storey rear extensions.
422-424 Cherry Hinton Road Cambridge Cambridgeshire CB1 8BA
Two storey rear extensions.
422-424 Cherry Hinton Road Cambridge Cambridgeshire CB1 8BA
Two storey rear extensions.
Important details
- Council
- Cambridge
- Application type
- Householder Works/Extension
- Postcode
- CB1 3SZ
- Received
- 31 Mar 2026
- Validated
- 1 Apr 2026
- Ward
- Coleridge
- Case officer
- Show
- Target decision
- 27 May 2026
- Decision
- Refused Permission
- Decision date
- 27 May 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- JPT Design Consultants Ltd.
Consultation & key dates
- Site notice
- 10 Apr 2026
- Env. assessment
- No
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
Within ~100m
Nearby activity
2025
Approved
14A Gray Road Cambridge Cambridgeshire CB1 3TA
Replacement of 3 No. windows to front elevation at first floor level and 2 No. windows to…
2025
Approved
14A Gray Road Cambridge Cambridgeshire CB1 3TA
Replacement of 3 No. windows to front elevation at first floor level and 2 No. windows to…
2023
Withdrawn
42 Chalmers Road Cambridge Cambridgeshire CB1 3SX
Part two and part single storey front, side and rear extensions
2023
Withdrawn
42 Chalmers Road Cambridge Cambridgeshire CB1 3SX
Part two and part single storey front, side and rear extensions
2022
Approved
25 Chalmers Road Cambridge CB1 3SZ
First floor extension rear extension, single storey side extension and change the conserv…
2022
Approved
25 Chalmers Road Cambridge CB1 3SZ
First floor extension rear extension, single storey side extension and change the conserv…
2021
Withdrawn
39 Chalmers Road Cambridge Cambridgeshire CB1 3SZ
Single storey rear extension to form annex and carers room
2021
Withdrawn
39 Chalmers Road Cambridge Cambridgeshire CB1 3SZ
Single storey rear extension to form annex and carers room
2021
Refused
Land To The Rear Of 32 And 32A Gray Road Cambridge CB1 3TA
Construction of 2 No. one Bedroom Bungalows
2021
Refused
Land To The Rear Of 32 And 32A Gray Road Cambridge CB1 3TA
Construction of 2 No. one Bedroom Bungalows
2021
Approved
36 Chalmers Road Cambridge CB1 3SX
Single storey side and rear extension following demolition of existing Carport and garage…
2021
Approved
36 Chalmers Road Cambridge CB1 3SX
Single storey side and rear extension following demolition of existing Carport and garage…
2020
Approved
22 Chalmers Road Cambridge CB1 3SX
Part two storey, part single storey rear and side extension. Hip to gable roof extension…
2020
Approved
30 Chalmers Road Cambridge CB1 3SX
Single storey side and rear extension.
2019
Refused
32 & 32A Gray Road Cambridge CB1 3TA
Erection of 4no. 1-bedroom flats on land to the rear with bin and cycle stores, following…
2019
Refused
32 & 32A Gray Road Cambridge CB1 3TA
Erection of 4no. 1-bedroom flats on land to the rear with bin and cycle stores, following…
2018
Refused
32 & 32A Gray Road Cambridge CB1 3TA
Erection of 4no. 1-bedroom flats in the rear garden with bin and cycle stores, following…
2018
Refused
32 & 32A Gray Road Cambridge CB1 3TA
Erection of 4no. 1-bedroom flats in the rear garden with bin and cycle stores, following…
2018
Approved
23 Chalmers Road Cambridge Cambridgeshire CB1 3SZ
Single storey rear extension.
2018
Approved
23 Chalmers Road Cambridge Cambridgeshire CB1 3SZ
Single storey rear extension.
2018
Withdrawn
23 Chalmers Road Cambridge Cambridgeshire CB1 3SZ
Erection of a self contained annexe in rear garden following demolition of existing garag…
2016
Approved
68 - 80 Perne Road Cambridge Cambridgeshire CB1 3RR
Residential development comprising 8 x 3 bedroom houses, 4 x 1 bedroom apartments and 2 x…
2016
Approved
68 - 80 Perne Road Cambridge Cambridgeshire CB1 3RR
Residential development comprising 8 x 3 bedroom houses, 4 x 1 bedroom apartments and 2 x…
2016
Approved
48 Chalmers Road Cambridge Cambridgeshire CB1 3SX
Single storey side extension.
2016
Approved
48 Chalmers Road Cambridge Cambridgeshire CB1 3SX
Single storey side extension.
Cambridge
Planning Authority Score
8.3/10
Excellent
#18 of 296 councils
Relevant to this application:
Householder decisions
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%).
Among the fastest councils in England
for householder decisions
These figures are council-wide context, not a prediction for this application.
View full council performance
Cambridge decision performance
Based on MHCLG data, the year to March 2026
90%
Overall approval rate
Above avg (87%) #108 of 296
94%
Householder approved
Above avg (90%) #100 of 296
86%
Decided in 8 weeks
Above avg (63%) #21 of 296
26%
Extended time limit
Below avg (41%) #34 of 296
74%
Minor dwellings approved
86 decided (1-9 homes)
80%
Major dwellings approved
5 decided (10+ homes)
80%
Change of use approved
41 decided
1,014
Total decisions
100 refused in the year to March 2026
Track this application
51 Chalmers Road Cambridge Cambridgeshire CB1 3SZ
Sign in to view contact details
Applicant and case-officer names are hidden from public view for privacy. Create a free Plota account - or sign back in - and we'll show them, plus you get a dashboard for alerts and tracked applications.
✉