154 Coldhams Lane Cambridge Cambridgeshire CB1 3HH Data via plota.co.uk

26/02946/HFUL - Householder Works/Extension Awaiting decision

Proposal

Single Story Rear Extension, Construction of a Porch, Demolition of existing garage and replace it with an Annex Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
4 Aug 2026
✓
Validated
13 Aug 2026
✓
Consultation
24 Aug 2026
Decision
Expected by 8 Oct 2026

Under consideration

No decision has been issued yet. Plota predicted a decision around 9 Oct 2026; it is now day 57.

Site constraints 5

Local nature reserve 26 m away: Coldham's Common
Work nearby can need a habitats assessment.
Harm to a protected site is only accepted where there is no alternative and an overriding public interest.
Also on the record
National infrastructure project 23 m away: East West Rail - Bedford to Cambridge and Western improvements, at pre-application; Inside the Cambridge (Cambridge) built-up area; Green belt 22 m away: Cambridge; Open access land 26 m away: Access Land - Combined Open Country, Registered Common Land and Section 16 Dedicated Land. MoD Byelaw, Section 28 Exclusions, Racecourses and Aerodromes and ECP Margin have been removed..
Not affected
Outside flood zones 2 and 3 · No listed building at the site · No scheduled monument at the site

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

Floor area77 m² (829 sq ft)
Energy ratingD (66 out of 100), could reach B
PropertySemi-detached house, 5 habitable rooms
Built1930 to 1949
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in November 2025, the latest held for this property. The building may have changed since. View the certificate

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Important details

Council
Cambridge
Application type
Householder Works/Extension
Postcode
CB1 3HH
Received
4 Aug 2026
Validated
13 Aug 2026
Ward
Romsey
Case officer
Show
Target decision
8 Oct 2026
Applicant
Show

Decision outlook

Day 57, past the statutory target. 88% of demolitions in Cambridge are decided within thirteen weeks, which runs to 12 Nov 2026; extensions of time are common, and the council need not decide on the day. Last seen undecided on 7 Oct 2026.

Day 571 days past the 56-day target
78%decided within 8 weeks
95%approved
86decided in the last year

Plota live figures for demolitions decided by Cambridge in the last twelve months, from validation. Cambridge decision record →

Public comments

2comments received
2 objecting

3 neighbours consulted · Last counted 7 Oct 2026

Read the comments on the council site ↗

Consultation & key dates

Site or press notice
24 Aug 2026
Statutory expiry
8 Oct 2026
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 statistics
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

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.