4 Grenville Road, Cardiff, CF23 5BP
About 4 Grenville Road
4 Grenville Road is a four-bedroom mid-terrace house in Cardiff (CF23 5BP). It has a recorded floor area of 135 m² (around 1448 sq ft), construction records dating it to 1900-1929 and council tax band F. The latest certificate (October 2010) shows a D (score 61), on the cusp of jumping into the C band. The latest certificate is from October 2010, so improvements made since then won't be reflected.
Held since December 2010 — that's 16 years off the open market, well above the local norm. Across 2003–2010, sale prices on this property compounded at 4.7% per year. Today's modelled estimate of £507,000 sits 73% above the 2010 sale of £293,000. At 135 m² it's 21.2% larger than the typical home in the postcode (111 m² median across 7 EPCs).
What this property has
Inside
- Bedrooms4
Energy performance
4 Grenville 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This certificate is over 10 years old and is no longer valid.Expired 22 Oct 2020
EPC Rating
Certificate validity
Expired on 22 October 2020
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 £1,085 · Includes VAT
Planning history
4 Grenville 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
4 Grenville Road valuation sits well clear of the typical sold price in this postcode.
£507,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.7% per year over 7 years.
£293,000
Growth on file: 4.7% per year over 7 years.
Sales timeline
3 December 2010Most recent
£293,000
+39.5%over 7 years18 September 2003
£210,000
Median price across the last 5 sales in CF23 5BP: £370,000 (2026–2014).
Nearby sales in CF23 5BP
Versus other Grenville Road homes
Price per m² for 4 Grenville Road lags the street by a wide margin.
Price per m²
£2,178
Street avg £3,017
Floor Area
135 m²
Street avg 111 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
5.2 t/year
Street avg 4.6 t/year
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The neighbourhood at a glance
Crime
169/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Waterloo Gardens — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







