42a, Hamilton Street, Cardiff, CF11 9BP
About 42a
42a is a two-bedroom property in Cardiff (CF11 9BP). It has a recorded floor area of 65 m² (around 700 sq ft), construction records dating it to 1900-1929 and council tax band C. At 65 m² this is the 11th smallest of 51 units on EPC record in the building, where floor areas span 27–192 m². The building's EPC ratings span E to B across 51 units on file. The latest certificate (November 2025) shows a C (score 69), just inside the C band.
Held since May 1995 — that's 31 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £202,000 sits 296.1% above the 1995 sale of £51,000. On a £-per-square-foot basis, the last sale (£73/sq ft) was about 61% below the postcode norm. At 65 m² it sits well below the postcode median (141 m² across 50 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 72% of similar EPCs).
What this property has
Inside
- Bedrooms2
- Bathrooms1
Outside
- Private gardenRear
Building
- Central heatingYes
- RefurbishedYes
Energy performance
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
42a has no planning applications on record.
But the area is active
4 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
42a's estimated value is more than triple its earliest registered sale price (1995).
£202,000
Modelled from EPC, postcode comparables.
£51,000
Recorded with HM Land Registry.
Sales timeline
25 May 1995Most recent
£51,000
Median price across the last 5 sales in CF11 9BP: £585,000 (2024–2022).
Nearby sales in CF11 9BP
Versus other Hamilton Street homes
42a is notably below the street on price per m².
Price per m²
£785
Street avg £3,420
Floor Area
65 m²
Street avg 64 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
2.3 t/year
Street avg 2.4 t/year
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The neighbourhood at a glance
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Sophia Gardens — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







