6 The Hophouse, St Mary Street, Cardiff, CF10 1FD
About 6 The Hophouse
6 The Hophouse is a one-bedroom mid-terrace house in Cardiff (CF10 1FD). It has a recorded floor area of 74 m² (around 797 sq ft), construction records dating it to 1900-1929 and council tax band E. At 74 m² this is the largest unit on EPC record across the building (48–74 m²). The building's EPC ratings span E to B across 6 units on file. The property has an EV charger on record, all of which lower running costs and tend to lift resale appeal. Period features are noted in the property record. The latest certificate (October 2021) shows a D (score 57), a step below the typical UK home. The rating has held steady at D across 3 certificates since May 2010. Between certificates, lighting went from Good to Very Good; while wall efficiency dropped from Good to Poor and main heating dropped from Poor to Very Poor. The recommended improvements would lift it to B (score 82), a 2-band jump. Main heating runs on electricity.
Untraded for 23 years, with the last transfer in November 2003. At 74 m² the property is well over the postcode median (50 m² across 5 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £186,000 is 14.8% above the 2003 sale price. On a £-per-square-foot basis, the last sale (£203/sq ft) was about 15.6% below the postcode norm.
What this property has
Inside
- Bedrooms1
- Bathrooms1
Outside
- ParkingAllocated
Building
- Heating systemLpg
- EV chargerYes
- LiftYes
- ConciergeYes
- Period featuresYes
- RefurbishedYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating system changed
Heating controls upgraded for better temperature management
Hot water system changed
More low energy lighting installed
Hot water system upgraded
Roof insulation improved
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has no mains gas supply, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
6 The Hophouse has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
6 The Hophouse valuation sits well clear of the typical sold price in this postcode.
£186,000
Modelled from EPC, postcode comparables.
£162,000
Recorded with HM Land Registry.
Sales timeline
10 November 2003Most recent
£162,000
Median price across the last 5 sales in CF10 1FD: £111,000 (2025–2013).
Nearby sales in CF10 1FD
Versus other St Mary Street homes
6 The Hophouse outperforms the street on floor area by a wide margin.
Price per m²
£2,189
Street avg £2,445
Floor Area
74 m²
Street avg 51 m²
Habitable Rooms
3 rooms
Street avg 2 rooms
CO₂ Emissions
3.0 t/year
Street avg 2.0 t/year
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Lower St. Mary Street JS — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







