22 Empire House, Mount Stuart Square, Cardiff, CF10 5LR
About 22 Empire House
22 Empire House is a one-bedroom property in Cardiff (CF10 5LR). It has a recorded floor area of 54 m² (around 581 sq ft) and construction records dating it to before 1900. The latest certificate (September 2025) shows a C (score 70). When first surveyed in January 2014 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Poor; while wall efficiency dropped from Very Good to Good and lighting dropped from Very Good to Good. The recommended improvements would push it to B (score 84). Main heating runs on electricity. At 54 m² this is the 7th smallest of 36 units on EPC record in the building, where floor areas span 39–126 m². The building's EPC ratings span F to B across 36 units on file.
At 54 m² it's 27% smaller than the typical home in the postcode (74 m² median across 35 EPCs). Its energy rating outperforms most of the postcode (better than 74% of similar EPCs). Today's modelled estimate of £142,000 is 16.4% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£210/sq ft) was about 17.4% below the postcode norm. Last changed hands 12 years ago, in April 2014.
What this property has
Inside
- Bedrooms1
- Bathrooms1
Energy performance
22 Empire House's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating system changed
Heating controls upgraded for better temperature management
Single glazing replaced with double or better glazing
More low energy lighting installed
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
22 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
22 Empire House valuation runs notably under the typical sold price in this postcode.
£142,000
Modelled from EPC, postcode comparables.
£121,995
Recorded with HM Land Registry.
Sales timeline
10 April 2014Most recent
£121,995
Median price across the last 5 sales in CF10 5LR: £275,000 (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
£295,0003 Empire House, Mount Stuart Square, Cardiff, CF10 5LR
Sold Aug 2019
£300,000
Versus other Mount Stuart Square homes
22 Empire House outperforms the street on co₂ emissions by a wide margin.
Price per m²
£2,259
Street avg £2,794
Floor Area
54 m²
Street avg 76 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
0.5 t/year
Street avg 3.3 t/year
Similar properties nearby
1 Clarence Mews, Clarence Embankment
CF10 5GF
1 Hansen Court, Heol Glan Rheidol
CF10 5NX
1 Heol Staughton
CF10 5FS
1 Clarence Court, Pomeroy Street
CF10 5GT
1 Carlotta Way
CF10 5FY
1 Harbour Point, Stuart Street
CF10 5BW
1 Ezel Court, Heol Glan Rheidol
CF10 5NS
1 Empire House, Mount Stuart Square
CF10 5LR
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.







