29 Ocean Buildings, Bute Crescent, Cardiff, CF10 5AY
About 29 Ocean Buildings
29 Ocean Buildings is a two-bedroom semi-detached house in Cardiff (CF10 5AY). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1976-1982 and council tax band F. At 75 m² this is the 13th smallest of 28 units on EPC record in the building, where floor areas span 54–108 m². The building's EPC ratings span D to B, with this unit at the bottom. On EPC score it ranks last in the building (55 versus a best of 85). The latest certificate (September 2022) shows a D (score 55), a step below the typical UK home. Earlier certificates rated it C (December 2011); the latest reading is one band lower. Between certificates, wall efficiency dropped from Good to Average and roof efficiency dropped from Good to Poor. The recommended improvements would push it to C (score 76). Main heating runs on electricity.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Most recent transfer was May 2026 at £193,000 — fresh data. Across 2016–2026, sale prices on this property compounded at -0.8% per year. Today's modelled estimate of £218,000 is 13% above the 2026 sale price.
What this property has
Inside
- Bedrooms2
- Bathrooms2
- EnsuiteYes
Outside
- GarageYes
Energy performance
29 Ocean Buildings sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Certificate validity
Valid until 20 September 2032
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
29 Ocean Buildings has no planning applications on record.
But the area is active
5 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
29 Ocean Buildings's sale-price growth has lagged the wider UK trajectory across its history on file.
£218,000
Modelled from EPC, postcode comparables and a sale-price growth of -0.8% per year over 10 years.
£193,000
Growth on file: -0.8% per year over 10 years.
Sales timeline
28 May 2026Most recent
£193,000
-8.1%over 10 years29 March 2016
£210,000
Median price across the last 5 sales in CF10 5AY: £208,500 (2026–2020).
Nearby sales in CF10 5AY
17 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
£133,60021 Ocean Buildings, Bute Crescent, Cardiff, CF10 5AY
Sold Dec 2020
£208,500
Versus other Bute Crescent homes
29 Ocean Buildings is notably below the street on years held.
Price per m²
£2,573
Street avg £2,368
Floor Area
75 m²
Street avg 77 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
5.7 t/year
Street avg 2.3 t/year
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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.







