First Floor Flat, 21 Aldsworth Road, Cardiff, CF5 1AA
About First Floor Flat
First Floor Flat is a mid-terrace house in Cardiff (CF5 1AA). It has a recorded floor area of 46 m² (around 495 sq ft) and construction records dating it to before 1900. The latest certificate (June 2019) shows a C (score 72).
At 46 m² it sits well below the postcode median (95 m² across 29 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 76% of similar EPCs). Today's modelled estimate of £173,000 is 28.1% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£273/sq ft) was about 93.6% above the typical sold price in the postcode. Last sale on file: £135,000 in December 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Energy performance
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 £820 · Includes VAT
Planning history
First Floor Flat has no planning applications on record.
But the area is active
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£173,000
Modelled from EPC, postcode comparables.
£135,000
Recorded with HM Land Registry.
Sales timeline
28 December 2022Most recent
£135,000
Median price across the last 5 sales in CF5 1AA: £253,000 (2025–2023).
Nearby sales in CF5 1AA
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Ely Bridge — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







