42b, Hamilton Street, Cardiff, CF11 9BP
About 42b
42b is a three-bedroom mid-terrace house in Cardiff (CF11 9BP). It has a recorded floor area of 114 m² (around 1231 sq ft), construction records dating it to 1900-1929 and council tax band C. At 114 m² this is the 20th 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 2008) shows a D (score 63), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 71). The latest certificate is from November 2008, so improvements made since then won't be reflected.
Last changed hands 10 years ago, in December 2015. At 114 m² it's 18.9% smaller than the typical home in the postcode (141 m² median across 50 EPCs). Across 1998–2015, sale prices on this property compounded at 7% per year. Today's modelled estimate of £336,000 is 37.1% above the 2015 sale price.
What this property has
Inside
- Bedrooms3
- Open-plan layoutYes
- EnsuiteYes
Outside
- Private gardenYes
Building
- Heating systemGas
Energy performance
42b's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 13 Nov 2018
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 £955 · Includes VAT
Planning history
42b 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
Sale price has grown by over 3x since 1998.
£336,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.0% per year over 17 years.
£245,000
Growth on file: 7.0% per year over 17 years.
Sales timeline
9 December 2015Most recent
£245,000
+27.6%over 8 years26 January 2007
£192,000
+156.2%over 8 years2 July 1998
£74,950
Median price across the last 5 sales in CF11 9BP: £585,000 (2024–2022).
Nearby sales in CF11 9BP
Versus other Hamilton Street homes
Years Held for 42b lags the street by a wide margin.
Price per m²
£2,141
Street avg £2,968
Floor Area
114 m²
Street avg 61 m²
Habitable Rooms
4 rooms
Street avg 3 rooms
CO₂ Emissions
5.0 t/year
Street avg 2.2 t/year
Similar properties nearby
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.







