Energy Performance Certificate
66 HIGH OAKS
AL3 6DN
ST. ALBANS
Current
F
33
Potential
B
87
This F-Rated Property Costs Significantly More to Run
This Property
£2,057
estimated per year
UK Average
£1,800
per year
After Improvements
£561
potential per year
This property costs approximately £257 more per year than the UK average. Recommended improvements could save up to £1,496 annually.
💰 Government Grants Available for This Property
🏛️ BUS Grant
£7,500
Off the cost of an air source heat pump. Available now — limited places.
Check Eligibility →🏠 ECO4 Scheme
Free
Free insulation & heating upgrades for eligible households on benefits or low income.
Check Eligibility →📉 0% VAT
Save ~20%
Zero VAT on heat pumps, insulation, and solar panels until 2027. Applies automatically.
Get Solar Quote →How to Improve This F-Rated Property
With the right upgrades, this property could reach a B rating — saving up to £1,496 per year. Improvements are ranked by return on investment.
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💰 Save £3,651/year
With 3 selected upgrades
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Your Savings Today
£3,651/yr
£36,510 over 10 years
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£3,651/yr
£36,510 over 10 years
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New A-Rated Boiler
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Air Source Heat Pump
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Why Does This Property Have a F Rating?
This semi-detached house is located in ST. ALBANS, AL3 6DN. The property offers 88m² (947 sq ft) of good-sized living space with 5 habitable rooms. It is a post-war property from the mid-20th century. Currently rated F (33/100) for energy efficiency, this property would benefit significantly from energy improvements. With recommended improvements, it could achieve a B rating (87/100). Double glazing is installed throughout the property, providing good thermal and acoustic insulation. Estimated annual energy costs are £2057, comprising £1560 for heating, £413 for hot water, and £84 for lighting. The property produces 5.8 tonnes of CO2 per year, which is moderate for a UK home. The property last sold in September 2021 for £545,500.
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Achievable Rating
With recommended improvements
Based on assessment dated 5 Jun 2021
What's Causing the Poor Energy Rating?
The EPC assessor rated each element of this property. Poor and average ratings are the biggest opportunities for improvement.
🧱 Walls
Cavity wall, filled cavity
🏗️ Roof
Pitched, 100 mm loft insulation
🪟 Windows
Fully double glazed
📦 Floor
Solid, no insulation (assumed)
🔥 Heating
Portable electric heaters assumed for most rooms
🚿 Hot Water
NaN
💡 Lighting
82.0% low energy — Low energy lighting in 82% of fixed outlets
Property Information
Full Address
66 HIGH OAKS
AL3 6DN
ST. ALBANS
Property Type
House
Semi-Detached
Construction Age
England and Wales: 1950-1966
Floor Area
88.0 m²
5.0 total rooms
CO₂ Emissions
5.8 tonnes/year
65 kg/m²
Energy Consumption
385 kWh/m²/year
F-Rated Properties in ST. ALBANS
ST. ALBANS properties with F ratings are among the least energy efficient in the area. Properties in this postcode district (AL3) that have undergone improvement works have seen significant increases in EPC ratings and corresponding reductions in energy bills.
Location & Nearby Area
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Annual Running Costs — Current vs Potential
🔥 Heating
Portable electric heaters assumed for most rooms
£1560 /yr
Save £1155/yr with improvements
🚿 Hot Water
£413 /yr
Save £341/yr with improvements
💡 Lighting
82.0% low energy
£84 /yr
💷 Sales History
Note: EPC improvements typically add 3–5% per band to property value. Moving from F to B could add significant value.
£545,500
S
Sept 2021
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Nearby Schools
Within 3 miles of this property
Margaret Wix Primary School
PrimaryLast inspected: Nov 2019
Townsend Church of England School
SecondaryLast inspected: May 2018
St Albans Girls' School
SecondaryLast inspected: Jan 2013
Garden Fields Junior Mixed and Infant School
PrimaryBernards Heath Junior School
PrimaryLast inspected: Dec 2009
Bernards Heath Infant and Nursery School
PrimaryLast inspected: Jan 2022
Aboyne Lodge Junior Mixed and Infant School
PrimaryLast inspected: Oct 2023
Maple Primary School
PrimaryLast inspected: Oct 2021
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: 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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Area Safety
The surrounding area (1-mile radius) has low crime compared to national averages
Most Common Incidents
April 2026violent crime
20 incidents (34%)
Anti-social behaviour
12 incidents (20%)
Theft
6 incidents (10%)
Public order
5 incidents (8%)
Criminal damage
4 incidents (7%)
About this data: Crime statistics show incidents reported during April 2026 within a 1-mile radius. Data from Police.uk, updated monthly.
More Properties in AL3 6DN
Showing properties in the same postcode. Click to view detailed EPC data for each property.
More Properties in the AL3 Area
Explore nearby properties with EPC ratings in the AL3 postcode district
All properties in AL3 • Click to view detailed energy performance data
About this EPC: Energy Performance Certificates are valid for 10 years and are required when a property is built, sold, or rented.
Data Sources: UK Energy Performance Certificate Register, HM Land Registry Price Paid Data, Police.uk crime statistics.
Public sector information licensed under the Open Government Licence v3.0.