12 Sienna House, Vellacott Close, Cardiff, CF10 4AE
About 12 Sienna House
12 Sienna House is a two-bedroom end-of-terrace house in Cardiff (CF10 4AE). It has a recorded floor area of 61 m² (around 657 sq ft), construction records dating it to 1996-2002 and council tax band E. At 61 m² this is the 5th smallest of 12 units on EPC record in the building, where floor areas span 59–70 m². The building's EPC ratings span C to B, with this unit at the bottom. The latest certificate (May 2019) shows a C (score 77), near the top of the C band. The rating has held steady at C across 2 certificates since April 2009. Between certificates, lighting went from Very Poor to Very Good.
Across 2002–2022, sale prices on this property compounded at 0.8% per year. Today's modelled estimate of £187,000 is 13.3% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£251/sq ft) was about 17.5% above the typical sold price in the postcode. Sold February 2022 for £165,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms2
- Bathrooms2
- EnsuiteYes
Outside
- ParkingAllocated
Energy performance
12 Sienna House's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
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Planning history
12 Sienna House 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
12 Sienna House's sale-price growth has lagged the wider UK trajectory across its history on file.
£187,000
Modelled from EPC, postcode comparables and a sale-price growth of 0.8% per year over 20 years.
£165,000
Growth on file: 0.8% per year over 20 years.
Sales timeline
9 February 2022Most recent
£165,000
+11.5%over 14 years8 February 2008
£148,000
+5.8%over 5 years27 June 2002
£139,950
Median price across the last 5 sales in CF10 4AE: £161,000 (2023–2018).
Nearby sales in CF10 4AE
11 Sienna House, Vellacott Close, Cardiff, CF10 4AE
Sold Mar 2023
£161,0006 Sienna House, Vellacott Close, Cardiff, CF10 4AE
Sold Feb 2023
£185,00010 Sienna House, Vellacott Close, Cardiff, CF10 4AE
Sold Aug 2022
£179,0004 Sienna House, Vellacott Close, Cardiff, CF10 4AE
Sold May 2021
£160,0002 Sienna House, Vellacott Close, Cardiff, CF10 4AE
Sold Feb 2018
£149,000
Versus other Vellacott Close homes
On price per m², 12 Sienna House stands well clear of the street.
Price per m²
£2,705
Street avg £2,362
Floor Area
61 m²
Street avg 63 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
1.5 t/year
Street avg 1.5 t/year
Similar properties nearby
1 Barletta House, Vellacott Close
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1 Henke Court
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1 Adventurers Quay
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1 Minori House, Ffordd Garthorne
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1 Corvette Court
CF10 4NL
1 Sorento House, Vellacott Close
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1 Celerity Drive
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1 Edward England Wharf, Lloyd George Avenue
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Vellacott Close — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







