5 The Hophouse, St Mary Street, Cardiff, CF10 1FD
About 5 The Hophouse
5 The Hophouse is a mid-terrace house in Cardiff (CF10 1FD). It has a recorded floor area of 48 m² (around 517 sq ft), construction records dating it to 1900-1929 and council tax band E. At 48 m² this is the smallest unit on EPC record across the building (48–74 m²). The building's EPC ratings span E to B, with this unit at the bottom. On EPC score it ranks last in the building (49 versus a best of 82). The latest certificate (November 2019) shows an E (score 49), well below the UK norm with real room to improve. When first surveyed in January 2019 the rating was F, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor, roof efficiency went from Very Poor to Average and hot-water efficiency went from Poor to Average. The recommended improvements would lift it to B (score 81), a 3-band jump. Main heating runs on electricity.
A recent sale: £111,500 in September 2025. Across the public record there are 4 sales, relatively high churn for a single property. It lags the bulk of the postcode on energy efficiency (less efficient than 80% of similar EPCs). Across 2003–2025, sale prices on this property compounded at -1.2% per year. Today's modelled estimate of £147,000 is 31.8% above the 2025 sale price.
Everything you need to know about 5 The Hophouse
The true value, the hidden risks and the full sale history, in one report.
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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 controls changed
Hot water efficiency improved
Wall insulation improved
Roof insulation improved
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
5 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
5 The Hophouse's sale-price growth has lagged the wider UK trajectory across its history on file.
£147,000
Modelled from EPC, postcode comparables and a sale-price growth of -1.2% per year over 22 years.
£111,500
Growth on file: -1.2% per year over 22 years.
Sales timeline
18 September 2025Most recent
£111,500
-3.9%over 6 years5 August 2019
£116,000
-19.4%over 15 years15 July 2004
£144,000
-0.7%over 8 months7 November 2003
£145,000
Median price across the last 5 sales in CF10 1FD: £111,000 (2018–2003).
Nearby sales in CF10 1FD
Versus other St Mary Street homes
On years held, 5 The Hophouse runs well behind the street norm.
Price per m²
£2,323
Street avg £2,411
Floor Area
48 m²
Street avg 56 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
CO₂ Emissions
2.9 t/year
Street avg 2.0 t/year
Everything you need to know about 5 The Hophouse
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee
The data behind every report
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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.