10 Ocean Buildings, Bute Crescent, Cardiff, CF10 5AY
About 10 Ocean Buildings
10 Ocean Buildings is a mid-terrace house in Cardiff (CF10 5AY). It has a recorded floor area of 54 m² (around 581 sq ft), construction records dating it to 1900-1929 and council tax band E. At 54 m² this is the smallest unit on EPC record across the building (54–108 m²). The building's EPC ratings span D to B across 28 units on file. The latest certificate (March 2019) shows a C (score 76), near the top of the C band. Earlier certificates rated it B (December 2008); the latest reading is one band lower. Between certificates, lighting went from Poor to Very Good; while wall efficiency dropped from Good to Very Poor and window efficiency dropped from Good to Average. The recommended improvements would push it to B (score 85). Main heating runs on electricity.
At 54 m² it sits well below the postcode median (78 m² across 27 EPCs), making it one of the more compact homes locally. 5 planning records sit against the property, 5 approved, 0 refused. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved.
Energy performance
EPC Rating
Certificate validity
Valid until 5 March 2029
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has no mains gas supply, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
5 applications on record at 10 Ocean Buildings, Bute Crescent, Cardiff, CF10 5AY
- Apr 2002HeritageOutcome in report
BUILDINGS TO REAR OF BUTE CRESCENT AND BUILDINGS ON BUTE STREET.
- Reference
- 01/02476/C
- More recent applications — locked
- FullOct 2002Decision
- DemolitionOct 2002Decision
+ 2 more applications in the report
Unlock 10 Ocean Buildings, Bute Crescent, Cardiff, CF10 5AY's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (5 on record)
- All 5 applications on this property in full, plus 5 notable nearby
- What the pattern means for extending or converting here
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Sales history & valuation
10 Ocean Buildings has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£166,000
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.
Median price across the last 5 sales in CF10 5AY: £195,000 (2026–2023).
Nearby sales in CF10 5AY
29 Ocean Buildings, Bute Crescent, Cardiff, CF10 5AY
Sold May 2026
£193,00017 Ocean Buildings, Bute Crescent, Cardiff, CF10 5AY
Sold May 2026
£195,0008 Ocean Buildings, Bute Crescent, Cardiff, CF10 5AY
Sold Jul 2023
£210,00014 Ocean Buildings, Bute Crescent, Cardiff, CF10 5AY
Sold May 2023
£218,00013 Ocean Buildings, Bute Crescent, Cardiff, CF10 5AY
Sold Apr 2023
£133,600
Versus other Bute Crescent homes
On floor area, 10 Ocean Buildings runs well behind the street norm.
EPC Rating
76 (C)
Street avg 76 (C)
Floor Area
54 m²
Street avg 78 m²
CO₂ Emissions
2.5 t/year
Street avg 2.5 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
485/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Mermaid Quay — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







