Energy Performance Certificate
28 John Street, Abercwmboi
CF44 6BL
ABERDARE
Current
D
62
Potential
B
84
At a Glance
About This Property
This terraced house is located in ABERDARE, CF44 6BL. The property offers 102m² (1098 sq ft) of good-sized living space with 3 habitable rooms. It is a characterful interwar or early 20th century home. With an EPC rating of D (62/100), this property is around the UK average for energy efficiency. With recommended improvements, it could achieve a B rating (84/100). The gas central heating system has good efficiency, indicating a relatively modern, well-maintained boiler. The walls feature cavity wall insulation with good efficiency ratings, providing solid thermal performance. The property has good loft insulation, though topping up to the recommended 270mm depth could provide additional energy savings. Double glazing is installed throughout the property, providing good thermal and acoustic insulation. Estimated annual energy costs are £2447, comprising £1983 for heating, £311 for hot water, and £153 for lighting. The property produces 5.0 tonnes of CO2 per year, which is moderate for a UK home. For landlords: This rental property with a D rating is positioned above the current minimum standard. With proposed changes to require a C rating by 2028, modest improvements now could future-proof your compliance.
How Does 28 John Street Compare?
With an energy efficiency score of 62/100, this ABERDARE property is around the national average for UK homes. Energy costs of £2447 annually are £647 above the UK average. Improvements could reduce bills significantly. The 102m² floor area is above the UK average of 87m².
Data source: Comparisons based on UK national statistics from the Department for Energy Security and Net Zero.This property is located in the CF44 postcode district.
How This Property Compares
vs UK Average
vs ABERDARE
vs CF44
National Ranking: With an EPC score of 62/100, this property is average and performs better than approximately 45% of UK homes for energy efficiency.
Top 55% nationally
Energy Costs: £1663/year more than the ABERDARE average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
With recommended improvements
Based on assessment dated 15 Jun 2023
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Property Information
Full Address
28 John Street
Abercwmboi
CF44 6BL
ABERDARE
Property Type
House
Mid-Terrace
Construction Age
England and Wales: 1900-1929
Floor Area
102.0 m²
3.0 total rooms
3.0 heated
Tenure
Rented (private)
Efficiency Score
62 / 100
Potential: 84
CO₂ Emissions
5.0 tonnes/year
49 kg/m²
Energy Consumption
277 kWh/m²/year
Last Inspected
15 Jun 2023
rental
About ABERDARE
ABERDARE is situated in Cardiff, Wales. Properties in ABERDARE have an average EPC rating of D (score 60/100). Heating costs are £1199 above the local average, suggesting room for improvement. The CF44 postcode district contains over 13200 registered properties.
Location & Nearby Area
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Annual Energy Costs
Heating
Boiler and radiators, mains gas
£1983.0/yr
Save £746/yr
Hot Water
£311.0/yr
Save £138/yr
Lighting
100.0% low energy
£153.0/yr
Building Elements
Walls
Cavity wall, as built, insulated (assumed)
Roof
Pitched, 150 mm loft insulation
Windows
Fully double glazed
Floor
Solid, no insulation (assumed)
Heating System
Boiler and radiators, mains gas
Main Fuel
mains gas (not community)
Lighting
Low energy lighting in all fixed outlets
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📊 Compare with UK-Wide Property Data
See how this property compares to national averages. Explore energy efficiency trends, top-rated areas, and comprehensive UK property statistics.
View UK Property Insights →Nearby Schools
Within 3 miles of this property
Longtown Community Primary School
PrimaryLast inspected: Sept 2018
Michaelchurch Escley Primary School
PrimaryLast inspected: Dec 2022
Ewyas Harold Primary School
PrimaryLast inspected: Oct 2023
Mary Elton Primary School
PrimaryLast inspected: Mar 2020
Clevedon School
SecondarySt John the Evangelist Church School
PrimaryLast inspected: May 2019
St Nicholas Chantry Church of England Primary School
PrimaryLast inspected: Jun 2022
Kewstoke Primary School
PrimaryLast inspected: Jun 2018
About 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: 493 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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Area Safety
Crime levels are moderate in the surrounding area (1-mile radius)
Most Common Incidents
April 2026violent crime
34 incidents (48%)
Public order
9 incidents (13%)
Anti-social behaviour
6 incidents (8%)
Drugs
5 incidents (7%)
Criminal damage
4 incidents (6%)
About this data: Crime statistics show incidents reported during April 2026 within a 1-mile radius. Data from Police.uk, updated monthly.
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Related Property Guides
Based on this property's characteristics, these guides might help you:
How to Improve Your EPC Rating →
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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.