25 Merthyr Road, Tongwynlais, Cardiff, CF15 7LF
About 25 Merthyr Road
25 Merthyr Road is a one-bedroom mid-terrace house in Tongwynlais, Cardiff, Cardiff (CF15 7LF). It has a recorded floor area of 116 m² (around 1253 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (February 2011) shows a D (score 61), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 71). The latest certificate is from February 2011, so improvements made since then won't be reflected.
Today's modelled estimate of £235,000 sits 64.9% above the 2011 sale of £142,500. On a £-per-square-foot basis, the last sale (£114/sq ft) was about 44.4% below the postcode norm. At 116 m² it's 26.5% larger than the typical home in the postcode (92 m² median across 13 EPCs). 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. Last sold in November 2011, so it's been off the market for around 15 years.
What this property has
Inside
- Bedrooms1
Energy performance
25 Merthyr Road'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This certificate is over 10 years old and is no longer valid.Expired 24 Feb 2021
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
25 Merthyr Road has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
25 Merthyr Road valuation sits well clear of the typical sold price in this postcode.
£235,000
Modelled from EPC, postcode comparables.
£142,500
Recorded with HM Land Registry.
Sales timeline
21 November 2011Most recent
£142,500
Median price across the last 5 sales in CF15 7LF: £237,500 (2024–2016).
Nearby sales in CF15 7LF
45 Merthyr Road, Tongwynlais, Cardiff, CF15 7LF
Sold Apr 2024
£220,00039 Merthyr Road, Tongwynlais, Cardiff, CF15 7LF
Sold May 2023
£237,50043 Merthyr Road, Tongwynlais, Cardiff, CF15 7LF
Sold Nov 2022
£310,00023 Merthyr Road, Tongwynlais, Cardiff, CF15 7LF
Sold Dec 2017
£180,0003 Merthyr Road, Tongwynlais, Cardiff, CF15 7LF
Sold May 2016
£295,000
Versus other Merthyr Road homes
Years Held for 25 Merthyr Road runs comfortably ahead of the street norm.
Price per m²
£1,224
Street avg £2,095
Floor Area
116 m²
Street avg 106 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
5.4 t/year
Street avg 4.8 t/year
Similar properties nearby
1 Anchor Street, Taffs Well
CF15 7RH
1 Castle Street, Taffs Well
CF15 7RL
1 Castell Coch View, Tongwynlais
CF15 7LA
1 Castle Road, Tongwynlais
CF15 7JQ
1 Church Street, Taffs Well
CF15 7PG
1 Church Lane, Nantgarw
CF15 7TQ
1 Bute Street, Tongwynlais
CF15 7LJ
1 Forest Cottage, Castle Road, Tongwynlais
CF15 7JR
The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
St Michael`s Close — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







