23 St Fagans Street, Cardiff, CF11 7LG
About 23 St Fagans Street
23 St Fagans Street is a mid-terrace house in Cardiff (CF11 7LG). It has a recorded floor area of 114 m² (around 1227 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (June 2017) shows a D (score 65), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 84), a 2-band jump.
Across 2017–2023, sale prices on this property compounded at 2.7% per year. Today's modelled estimate of £263,000 sits 54.7% above the 2023 sale of £170,000. Sold September 2023 for £170,000.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
23 St Fagans Street has no planning applications on record.
But the area is active
8 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
23 St Fagans Street valuation sits well clear of the typical sold price in this postcode.
£263,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.7% per year over 6 years.
£170,000
Growth on file: 2.7% per year over 6 years.
Sales timeline
24 September 2023Most recent
£170,000
+17.2%over 5 years28 September 2017
£145,000
Median price across the last 5 sales in CF11 7LG: £190,000 (2022–2018).
Nearby sales in CF11 7LG
Versus other St Fagans Street homes
Years Held for 23 St Fagans Street lags the street by a wide margin.
Price per m²
£1,491
Street avg £1,509
Floor Area
114 m²
Street avg 108 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.4 t/year
Street avg 4.7 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Llanmaes Street — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







