Energy Performance Certificate
11 Clos Tyla Bach, St. Mellons
CF3 0EJ
CARDIFF
Current
C
77
Potential
B
86
At a Glance
About This Property
This detached house is located in CARDIFF, CF3 0EJ. The property offers 128m² (1378 sq ft) of spacious living space with 7 habitable rooms. It is a modern property built in the 2000s. The property holds an EPC rating of C (77/100), meeting the government's target standard for energy efficiency. With recommended improvements, it could achieve a B rating (86/100). The gas central heating system has good efficiency, indicating a relatively modern, well-maintained boiler. The loft insulation is rated very good, meeting or exceeding the recommended 270mm depth for optimal thermal performance. Double glazing is installed throughout the property, providing good thermal and acoustic insulation. Estimated annual energy costs are £1569, comprising £1033 for heating, £316 for hot water, and £220 for lighting. The property produces 2.9 tonnes of CO2 per year, which is low for a UK home. The property last sold in December 2023 for £400,000.
How Does 11 Clos Tyla Bach Compare?
With an energy efficiency score of 77/100, this CARDIFF property is above average, performing better than 60% of UK properties. At £1569 per year, energy costs are below the national average of £1800. The 128m² floor area is above the UK average of 87m². At 2.9 tonnes of CO2 per year, emissions are below the UK average of 4.5 tonnes.
Data source: Comparisons based on UK national statistics from the Department for Energy Security and Net Zero.This property is located in the CF3 postcode district.
How This Property Compares
vs UK Average
vs CARDIFF
vs CF3
National Ranking: With an EPC score of 77/100, this property is good and performs better than approximately 60% of UK homes for energy efficiency.
Top 40% nationally
Energy Costs: £951/year more than the CARDIFF average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
With recommended improvements
Based on assessment dated 30 Aug 2023
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Property Information
Full Address
11 Clos Tyla Bach
St. Mellons
CF3 0EJ
CARDIFF
Property Type
House
Detached
Construction Age
England and Wales: 2003-2006
Floor Area
128.0 m²
7.0 total rooms
7.0 heated
Tenure
Owner-occupied
Efficiency Score
77 / 100
Potential: 86
CO₂ Emissions
2.9 tonnes/year
23 kg/m²
Energy Consumption
129 kWh/m²/year
Last Inspected
30 Aug 2023
marketed sale
About CARDIFF
CARDIFF is situated in Cardiff, Wales. Properties in CARDIFF have an average EPC rating of D (score 64/100). This property performs better than most homes in the area. Heating costs are £415 above the local average, suggesting room for improvement. The CF3 postcode district contains over 15900 registered properties.
Location & Nearby Area
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Property Sale History
£400,000
18 December 2023
Type: Detached
Annual Energy Costs
Heating
Boiler and radiators, mains gas
£1033.0/yr
Hot Water
£316.0/yr
Save £125/yr
Lighting
80.0% low energy
£220.0/yr
Building Elements
Walls
Cavity wall, filled cavity
Roof
Pitched, 300 mm loft insulation
Windows
Fully double glazed
Floor
Solid, insulated (assumed)
Heating System
Boiler and radiators, mains gas
Main Fuel
mains gas (not community)
Lighting
Low energy lighting in 80% of fixed outlets
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View UK Property Insights →Nearby Schools
Within 3 miles of this property
Mary Elton Primary School
PrimaryLast inspected: Mar 2020
St John the Evangelist Church School
PrimaryLast inspected: May 2019
Clevedon School
SecondarySt Nicholas Chantry Church of England Primary School
PrimaryLast inspected: Jun 2022
All Saints Church of England Primary School
PrimaryLast inspected: Apr 2023
Yeo Moor Primary School
PrimaryLast inspected: Jun 2023
Kewstoke Primary School
PrimaryLast inspected: Jun 2018
Worlebury St Pauls Church School
PrimaryAbout school ratings: Ofsted ratings range from Outstanding to Inadequate. These ratings are based on inspections of teaching quality, leadership, pupil behavior, and safety. Note that school catchment areas vary - check with the school or local council for admission details.
Data source: School information from Get Information About Schools (GIAS). Distances are approximate. Always verify school catchment areas directly with the school or local education authority.
Broadband & Connectivity
Average download speed: 500 Mbps
Download Speed
Upload Speed
Available Providers
What do these speeds mean? 10-30 Mbps: Good for browsing and streaming. 30-100 Mbps: Great for multiple users and HD streaming. 100-300 Mbps: Excellent for 4K streaming and gaming. 300+ Mbps: Perfect for large households and heavy internet use.
Data source: Broadband speeds are from Ofcom Connected Nations 2025 report (July 2025 release). Data shows typical speeds available in this postcode area. Actual speeds at this specific property may vary depending on line quality, distance from exchange, and chosen provider. Always verify availability with providers before committing.
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About this EPC: Energy Performance Certificates are valid for 10 years and are required when a property is built, sold, or rented. Learn more about EPCs or book an EPC assessment.
Cost estimates are approximate and actual savings may vary. Find local tradesmen to get accurate quotes for improvements.
Data Sources: This report contains public sector information licensed under the Open Government Licence v3.0.
Data from: UK Energy Performance Certificate Register, HM Land Registry Price Paid Data, and Police.uk crime statistics.