11 Portugal Street, Cambridge, CB5 8AP
About 11 Portugal Street
11 Portugal Street is an end-of-terrace house in Cambridge (CB5 8AP). It has a recorded floor area of 150 m² (around 1615 sq ft), construction records dating it to 2012 onwards and council tax band G. The latest certificate (August 2025) shows a D (score 59), a step below the typical UK home. The rating has held steady at D across 2 certificates since August 2022. Between certificates, wall efficiency went from Very Poor to Good, roof efficiency went from Very Poor to Good and window efficiency went from Very Poor to Good; while lighting dropped from Very Good to Good and main heating dropped from Good to Average. Main heating runs on electricity: electricity, unspecified tariff.
7 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved.
Everything you need to know about 11 Portugal Street
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
11 Portugal Street's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
Single glazing replaced with double or better glazing
Wall insulation upgraded
Roof insulation improved
Floor insulation added or improved
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Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
7 applications on record at 11 Portugal Street, Cambridge, CB5 8AP
- Jan 2024DemolitionFullOutcome in report
Extension: Part single, part two storey · Rear of property
Demolition of existing rear extensions to No's. 1, 3, 5, 7 and 9 Portugal Street and construction of 1 x four storey extension to no.1 Portugal Street and 2 x three storey extensions to nos. 3, 5, 7 and 9 Portugal Street. Single storey rear extension at lower ground floor at Nos. 1-11 (odds only) Portugal Street. Installation of 6 x air source heat pumps in rear garden and solar pv panels on east facing roof slope of 1-11 (odds only) Portugal Street. Replacement of oriel window to north facing elevation of no.11 Portugal Street. Excavation of existing garden to lower ground floor level and re-landscaped to provide level access and inclusion of enclosed bin store with new boundary wall and access to New Park Street together with associated drainage and infrastructure works.
- Council
- Cambridge City Council
Extension- Documents
- 80 docs on file
- Reference
- 23/03943/FUL
- More recent applications — locked
- ConditionsOct 2025Decision
- ExtensionJul 2024Decision
+ 4 more applications in the report
Unlock 11 Portugal Street, Cambridge, CB5 8AP's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (7 on record)
- All 7 applications on this property in full, plus 21 notable nearby
- The 206 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
11 Portugal Street has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£808,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Everything you need to know about 11 Portugal Street
The true value, the hidden risks and the full sale history, in one report.
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
14/mo
Rising year-on-year across the wider district.
Nearest stop
2.2 km
Cambridge Rail Station — railway station.
Closest school
0.1 km
Park Street CofE Primary School. 26 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
50.0dB

Night-time· 23:00 – 07:00
41.5dB






