10 Caspian Close, St Mellons, Cardiff, CF3 0BQ
About 10 Caspian Close
10 Caspian Close is an end-of-terrace house in St. Mellons, Cardiff, Cardiff (CF3 0BQ). It has a recorded floor area of 62 m² (around 667 sq ft), construction records dating it to 1976-1982 and council tax band C. The latest certificate (November 2025) shows a C (score 71). When first surveyed in February 2015 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Very Good, hot-water efficiency went from Poor to Good and lighting went from Average to Good. This certificate was lodged in the last six months, so the rating reflects current condition.
Across 2015–2020, sale prices on this property compounded at 11.4% per year. Today's modelled estimate of £191,000 is 15.8% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£247/sq ft) was about 47% above the typical sold price in the postcode. Last sale on file: £165,000 in February 2020.
Energy performance
The EPC has just been inspected, so the rating reflects current condition.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Window efficiency improved
Roof insulation improved
More low energy lighting installed
Wall insulation upgraded
Loft insulation upgraded to recommended levels
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Planning history
10 Caspian Close 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
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£191,000
Modelled from EPC, postcode comparables and a sale-price growth of 11.4% per year over 4 years.
£165,000
Growth on file: 11.4% per year over 4 years.
Sales timeline
3 February 2020Most recent
£165,000
+61.0%over 4 years8 September 2015
£102,500
Median price across the last 5 sales in CF3 0BQ: £165,000 (2025–2022).
Nearby sales in CF3 0BQ
12 Caspian Close, St Mellons, Cardiff, CF3 0BQ
Sold Jul 2025
£171,50014 Caspian Close, St Mellons, Cardiff, CF3 0BQ
Sold Dec 2024
£165,00021 Caspian Close, St Mellons, Cardiff, CF3 0BQ
Sold Dec 2023
£165,00015 Caspian Close, St Mellons, Cardiff, CF3 0BQ
Sold May 2022
£186,0005 Caspian Close, St Mellons, Cardiff, CF3 0BQ
Sold Feb 2022
£158,000
Versus other Caspian Close homes
On floor area, 10 Caspian Close stands well clear of the street.
Price per m²
£2,661
Street avg £2,208
Floor Area
62 m²
Street avg 57 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
1.7 t/year
Street avg 2.1 t/year
Similar properties nearby
1 Caerleon Close, St Mellons
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1 Caraway Close, St Mellons
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1 Blaina Close, St Mellons
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1 Bulrush Close, St Mellons
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1 Cathcob Close, St Mellons
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1 Broadwell Close, St Mellons
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1 Abernethy Close, St Mellons
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1 Aspen Close, St Mellons
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
3/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Coleford Drive — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







