3 Empire House, Mount Stuart Square, Cardiff, CF10 5LR
About 3 Empire House
3 Empire House is a two-bedroom mid-terrace house in Cardiff (CF10 5LR). It has a recorded floor area of 126 m² (around 1356 sq ft) and construction records dating it to 1900-1929. It is a listed building, which means external alterations are tightly controlled but it may qualify for heritage tax reliefs. There is a swimming pool on the plot, uncommon for the area. Period features are noted in the property record. At 126 m² this is the largest unit on EPC record across 3 Empire House (86–126 m²). The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (58 versus a best of 71). The latest certificate (June 2023) shows a D (score 58), a step below the typical UK home. When first surveyed in January 2014 the rating was F, the property has climbed 2 bands since. Between certificates, window efficiency went from Very Poor to Good; while wall efficiency dropped from Very Good to Very Poor. Main heating runs on electricity.
At 126 m² the property is well over the postcode median (73 m² across 35 EPCs), placing it in the larger end of the local stock. Across 2014–2019, sale prices on this property compounded at 3.3% per year. Today's modelled estimate of £363,000 is 21% above the 2019 sale price. Sold August 2019 for £300,000.
What this property has
Inside
- Bedrooms2
- Bathrooms2
Outside
- Private gardenYes
- ParkingAllocated
- Swimming poolYes
Building
- Listed buildingYes
- Period featuresYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating system upgraded to a more efficient system
Heating controls upgraded for better temperature management
Window efficiency improved
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, is a listed building, and has no mains gas supply, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
3 Empire House 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
3 Empire House valuation sits well clear of the typical sold price in this postcode.
£363,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.3% per year over 6 years.
£300,000
Growth on file: 3.3% per year over 6 years.
Sales timeline
11 August 2019Most recent
£300,000
+20.0%over 5 years22 January 2014
£249,995
Median price across the last 5 sales in CF10 5LR: £254,600 (2023–2019).
Nearby sales in CF10 5LR
16 Empire House, Mount Stuart Square, Cardiff, CF10 5LR
Sold Jun 2023
£125,00018 Empire House, Mount Stuart Square, Cardiff, CF10 5LR
Sold Oct 2020
£254,60035 Empire House, Mount Stuart Square, Cardiff, CF10 5LR
Sold Jan 2020
£275,0002 Empire House, Mount Stuart Square, Cardiff, CF10 5LR
Sold Dec 2019
£295,00025 Empire House, Mount Stuart Square, Cardiff, CF10 5LR
Sold Jul 2019
£132,500
Versus other Mount Stuart Square homes
Floor Area for 3 Empire House runs comfortably ahead of the street norm.
Price per m²
£2,381
Street avg £2,791
Floor Area
126 m²
Street avg 74 m²
Habitable Rooms
4 rooms
Street avg 3 rooms
CO₂ Emissions
4.2 t/year
Street avg 3.2 t/year
Similar properties nearby
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Nat West Building — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







