11 Sheerwater Close, St Mellons, Cardiff, CF3 0DB
About 11 Sheerwater Close
11 Sheerwater Close is a three-bedroom detached house in St. Mellons, Cardiff, Cardiff (CF3 0DB). It has a recorded floor area of 82 m² (around 883 sq ft), construction records dating it to 1983-1990 and council tax band E. The latest certificate (April 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, hot-water efficiency went from Poor to Good. The recommended improvements would push it to B (score 85). The home occupies a corner plot.
A recent sale: £295,000 in June 2025. Its energy rating outperforms most of the postcode (better than 86% of similar EPCs). Across 2015–2025, sale prices on this property compounded at 5.5% per year. On a £-per-square-foot basis, the last sale (£334/sq ft) was about 85% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Open-plan layoutYes
- Dining roomYes
- CloakroomYes
Outside
- Private gardenWrap around
- GarageYes
- Corner plotYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating system upgraded to a more efficient system
Heating controls upgraded for better temperature management
Hot water system upgraded
Get a survey for this property
Level 2 HomeBuyer Report
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Planning history
11 Sheerwater 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
Latest sale on 11 Sheerwater Close was the highest on Land Registry record across the postcode.
£301,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.5% per year over 10 years.
£295,000
Growth on file: 5.5% per year over 10 years.
Sales timeline
17 June 2025Most recent
£295,000
+68.6%over 9 years4 October 2015
£175,000
Median price across the last 5 sales in CF3 0DB: £202,000 (2024–2015).
Nearby sales in CF3 0DB
7 Sheerwater Close, St Mellons, Cardiff, CF3 0DB
Sold Jun 2024
£250,00012 Sheerwater Close, St Mellons, Cardiff, CF3 0DB
Sold Mar 2021
£230,0005 Sheerwater Close, St Mellons, Cardiff, CF3 0DB
Sold Dec 2018
£153,0009 Sheerwater Close, St Mellons, Cardiff, CF3 0DB
Sold Apr 2017
£202,0004 Sheerwater Close, St Mellons, Cardiff, CF3 0DB
Sold Sept 2015
£136,000
Versus other Sheerwater Close homes
On price per m², 11 Sheerwater Close stands well clear of the street.
Price per m²
£3,598
Street avg £2,429
Floor Area
82 m²
Street avg 81 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
2.7 t/year
Street avg 3.2 t/year
Similar properties nearby
1 Brython Drive, St Mellons
CF3 0LR
1 Chervil Close, St Mellons
CF3 0NL
1 Aston Place, St Mellons
CF3 0PH
1 Cathcob Close, St Mellons
CF3 0AH
1 Aster Close, St Mellons
CF3 0JB
1 Chartley Close, St Mellons
CF3 0SD
1 Ashdown Close, St Mellons
CF3 0ER
1 Caradoc Close, St Mellons
CF3 0LQ
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
Sanderling Drive — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







