27a, Clare Street, Cardiff, CF11 6BD
About 27a
27a is an end-of-terrace house in Cardiff (CF11 6BD). It has a recorded floor area of 57 m² (around 617 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (March 2010) shows an E (score 47), well below the UK norm with real room to improve. The latest certificate is from March 2010, so improvements made since then won't be reflected.
Across 1997–2013, sale prices on this property compounded at 7.6% per year. Today's modelled estimate of £189,000 sits 98.9% above the 2013 sale of £95,000. It lags the bulk of the postcode on energy efficiency (less efficient than 75% of similar EPCs). 13 years since the last transfer (October 2013).
Energy performance
27a's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 08 Mar 2020
EPC Rating
Certificate validity
Expired on 8 March 2020
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
27a has no planning applications on record.
But the area is active
10 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Sale price has grown by over 3x since 1997.
£189,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.6% per year over 16 years.
£95,000
Growth on file: 7.6% per year over 16 years.
Sales timeline
23 October 2013Most recent
£95,000
+227.6%over 16 years14 August 1997
£29,000
Median price across the last 5 sales in CF11 6BD: £85,000 (2025–2018).
Nearby sales in CF11 6BD
23 Clare Street, Cardiff, CF11 6BD
Sold Sept 2025
£455,000Flat 3, 39 Clare Street, Cardiff, CF11 6BD
Sold Apr 2018
£65,000Flat 2, 39 Clare Street, Cardiff, CF11 6BD
Sold Apr 2018
£85,000Flat 1, 39 Clare Street, Cardiff, CF11 6BD
Sold Apr 2018
£85,000Flat 4, 39 Clare Street, Cardiff, CF11 6BD
Sold Apr 2018
£65,000
Versus other Clare Street homes
On floor area, 27a runs well behind the street norm.
Price per m²
£1,658
Street avg £1,443
Floor Area
57 m²
Street avg 155 m²
Habitable Rooms
3 rooms
Street avg 7 rooms
CO₂ Emissions
4.2 t/year
Street avg 7.1 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
362/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Clare Street — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







