15 Riverside Cambridge Cambridgeshire CB5 8HL Data via plota.co.uk

26/03206/HFUL - Householder Works/Extension Pending
Extensions & alterations

Proposal

Part single storey, part two storey rear extension. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
24 Aug 2026
✓
Consultation
3 Sept 2026
Decision
Expected by 19 Oct 2026

This application is under consideration - no decision has been issued yet. Plota predicts a decision around 17 Oct 2026, from Cambridge's recent extensions.

Documents 8

Statements & assessments 2

PDF DESIGN & ACCESS STATEMENT Design and Access Statement · 21 Aug 2026 View ↗ PDF FLOOD RISK ASSESSMENT Application Information · 21 Aug 2026 View ↗

Application forms 1

PDF APPLICATION FORM Application Information · 21 Aug 2026 View ↗

Consultation & comments 2

PDF EMAIL - UPDATED PROPOSAL Agent / Applicant Comments · 25 Aug 2026 View ↗ PDF MAP OF NOTIFIED NEIGHBOURS Neighbour/Consultee Notification List · 25 Aug 2026 View ↗

Other documents 3

PDF ACKNOWLEDGEMENT LETTER Application Officer Correspondence · 25 Aug 2026 View ↗ PDF SITE NOTICE Application Press/Site Notices · 25 Aug 2026 View ↗ PDF COVER EMAIL Application Information · 21 Aug 2026 View ↗

All documents on the council site ↗

Site constraints 5

Flood zone 3, rivers and sea
High chance: a 1 in 100 or greater annual chance from rivers, or 1 in 200 from the sea. Any development here needs a flood risk assessment. Defences are not counted.
The Environment Agency flood map for planning. Homes in zone 3 must also pass the sequential test. Surface water flooding is a separate map.
Flood map ↗
Riverside conservation area
Demolition needs planning permission and permitted development is restricted.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
Council document ↗
Air quality management area: Cambridge AQMA
The council has declared the area as failing an air quality objective.
Schemes that add traffic, parking or combustion plant are assessed against the area's action plan and may need an air quality assessment.
Council record ↗
Local nature reserve 180 m away: Logan's Meadow
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
Inside the Cambridge (Cambridge) built-up area.
Not affected
Not green belt · No listed building at the site · No scheduled monument at the site

Checked on 11 September 2026. Historic England, the Environment Agency, Natural England 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.

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Other new applications on this street

26 Mar 2026Approved

98 Riverside Cambridge Cambridgeshire CB5 8HN

Part single, part two storey side extension with first floor terrace and sedum r...

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Important details

Council
Cambridge
Application type
Householder Works/Extension
Postcode
CB5 8HL
Received
24 Aug 2026
Validated
24 Aug 2026
Ward
Abbey
Case officer
Show
Target decision
19 Oct 2026
Applicant
Show
Agent
Michael Bullivant Associates

Decision outlook

Day 21 of the 56-day target. Cambridge usually decides extensions by day 54.

Day 2135 days to the 56-day target
85%decided within 8 weeks
97%approved
255decided in the last year

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

Public comments

No public comments yet.

3 neighbours consulted · Last counted 11 Sept 2026

Read the comments on the council site ↗

Consultation & key dates

Site or press notice
3 Sept 2026
Statutory expiry
19 Oct 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
15 Saxon Road Cambridge Cambridgeshire CB5 8HS
Large leaf cotoneaster (LLC) - Prune back to level of no.13's fence (about 2m) Holly (H)…
25/0933/TTCA
2025 Approved
15 Saxon Road Cambridge Cambridgeshire CB5 8HS
Large leaf cotoneaster (LLC) - Prune back to level of no.13's fence (about 2m) Holly (H)…
25/0933/TTCA
2025 Approved
15 Priory Road Cambridge Cambridgeshire CB5 8HT
Elder - Remove to Ground level.
25/0885/TTCA
2025 Approved
15 Priory Road Cambridge Cambridgeshire CB5 8HT
Elder - Remove to Ground level.
25/0885/TTCA
2025 Approved
The Combined Boathouse Logans Way Cambridge Cambridgeshire CB4 1EQ
Five Day Notice LARGE MATURE WILLOW x 18ms high adjacent to boathouse and within well use…
25/0730/TTCA
2025 Approved
The Combined Boathouse Logans Way Cambridge Cambridgeshire CB4 1EQ
Five Day Notice LARGE MATURE WILLOW x 18ms high adjacent to boathouse and within well use…
25/0730/TTCA
2025 Refused
9 Capstan Close Cambridge Cambridgeshire CB4 1BJ
T4). Alder on island - Fell & grind stump
25/0546/TTCA
2025 Refused
9 Capstan Close Cambridge Cambridgeshire CB4 1BJ
T4). Alder on island - Fell & grind stump
25/0546/TTCA
2025 Refused
9 Capstan Close Cambridge Cambridgeshire CB4 1BJ
T1 - Whitebeam (front garden) - Crown reduce by 2-2.5 ( Not protected by TPO and CA - Per…
25/0503/TTCA
2025 Refused
9 Capstan Close Cambridge Cambridgeshire CB4 1BJ
T1 - Whitebeam (front garden) - Crown reduce by 2-2.5 ( Not protected by TPO and CA - Per…
25/0503/TTCA
2024 Withdrawn
54 Abbey Road Cambridge Cambridgeshire CB5 8HQ
Bay tree - Trim to approx 4 metres in height and approx 2.5 metres diameter Elder - Polla…
24/1144/TTCA
2024 Withdrawn
54 Abbey Road Cambridge Cambridgeshire CB5 8HQ
Bay tree - Trim to approx 4 metres in height and approx 2.5 metres diameter Elder - Polla…
24/1144/TTCA
2025 Approved
17 Priory Road Cambridge Cambridgeshire CB5 8HT
Single storey side/rear extension, first floor rear outrigger extension, new sliding gate…
25/01390/HFUL
2025 Approved
17 Priory Road Cambridge Cambridgeshire CB5 8HT
Single storey side/rear extension, first floor rear outrigger extension, new sliding gate…
25/01390/HFUL
2025 Approved
24 Priory Road Cambridge Cambridgeshire CB5 8HT
T1 Willow - Fell to ground level due to decay and recent failure
25/0390/TTCA
2025 Approved
24 Priory Road Cambridge Cambridgeshire CB5 8HT
T1 Willow - Fell to ground level due to decay and recent failure
25/0390/TTCA
2025 Approved
68 Abbey Road Cambridge Cambridgeshire CB5 8HQ
T1 To reduce a elder tree 6m tall by 2m, T2 to remove a elder tree to ground level that s…
25/0353/TTCA
2025 Approved
68 Abbey Road Cambridge Cambridgeshire CB5 8HQ
T1 To reduce a elder tree 6m tall by 2m, T2 to remove a elder tree to ground level that s…
25/0353/TTCA
2024 Approved
15A Saxon Road Cambridge Cambridgeshire CB5 8HS
T1 - Cherry - cut back from over the roof by 1.5m
24/1330/TTCA
2024 Approved
15A Saxon Road Cambridge Cambridgeshire CB5 8HS
T1 - Cherry - cut back from over the roof by 1.5m
24/1330/TTCA
2017 Refused
68 Abbey Road Cambridge CB5 8HQ
Rear roof extension
17/1140/FUL
2017 Approved
28 Riverside Cambridge CB5 8HL
Rear roof extension, including two velux windows to the front elevation.
17/1047/FUL
2017 Approved
28 Riverside Cambridge CB5 8HL
Rear roof extension, including two velux windows to the front elevation.
17/1047/FUL
2017 Approved
22 Riverside Cambridge CB5 8HL
Single storey side extension to dwellinghouse
17/0835/FUL
2017 Approved
22 Riverside Cambridge CB5 8HL
Single storey side extension to dwellinghouse
17/0835/FUL
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
Source: MHCLG planning statistics · See full council rankings