Bonvilston Hall, Bonvilston, Cardiff, CF5 6TQ
About Bonvilston Hall
Bonvilston Hall is a detached house in Bonvilston, Cardiff, Cardiff (CF5 6TQ). It has a recorded floor area of 434 m² (around 4666 sq ft), construction records dating it to before 1900 and council tax band H. The latest certificate (April 2011) shows a C (score 70). The latest certificate is from April 2011, so improvements made since then won't be reflected.
At 434 m² the property is well over the postcode median (93 m² across 6 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode. Across 1998–2021, sale prices on this property compounded at 6.7% per year. Today's modelled estimate of £1,897,000 is 22.4% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£332/sq ft) was about 63.4% above the typical sold price in the postcode. Last sale on file: £1,550,000 in September 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Energy performance
Bonvilston Hall ranks among the most efficient homes in the postcode for energy use.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 17 Apr 2021
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and is a large detached home over 300m², we believe a Level 3 building survey should be considered.
From £1,795 · Includes VAT
Planning history
Bonvilston Hall 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
Bonvilston Hall has more than quadrupled in price since its earliest registered sale in 1998.
£1,897,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.7% per year over 23 years.
£1,550,000
Growth on file: 6.7% per year over 23 years.
Sales timeline
30 September 2021Most recent
£1,550,000
+355.9%over 23 years7 June 1998
£340,000
Median price across the last 5 sales in CF5 6TQ: £440,000 (2024–2022).
Nearby sales in CF5 6TQ
Haldons Cottage, Bonvilston, Cardiff, CF5 6TQ
Sold Oct 2024
£440,000Bonvilla, Bonvilston, Cardiff, CF5 6TQ
Sold Jul 2024
£750,000Pen Bedw, Bonvilston, Cardiff, CF5 6TQ
Sold Jun 2023
£790,000Carmel Chapel, Bonvilston, Cardiff, CF5 6TQ
Sold Oct 2022
£440,000Wild Meadow Cottage, Bonvilston, Cardiff, CF5 6TQ
Sold Feb 2022
£800,000
Versus the street
On epc rating, Bonvilston Hall stands well clear of the street.
EPC Rating
70 (C)
Street avg 56 (D)
Floor Area
434 m²
Street avg 119 m²
CO₂ Emissions
13.0 t/year
Street avg 5.2 t/year
Habitable Rooms
11 rooms
Street avg 5 rooms
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The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.5 km
Pen-yr-Heol House — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







