Energy Performance Certificate
20a Upper High Street
OX9 3EX
THAME
Current
F
37
Potential
E
50
This F-Rated Property Costs Significantly More to Run
This Property
£1,080
estimated per year
UK Average
£1,800
per year
After Improvements
£968
potential per year
⚖️ Landlord Legal Compliance — Action Required
This F-rated property does not meet the Minimum Energy Efficiency Standards (MEES). Since April 2020, landlords cannot legally let properties rated F or G without a valid registered exemption. Fines of up to £30,000 apply. Immediate improvements are required to reach at least an E rating.
💰 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 E rating — saving up to £112 per year. Improvements are ranked by return on investment.
Showing quick wins with fastest payback first
💰 Save £1,300/year
With 2 selected upgrades
Future Energy Price Simulator
Drag to see how rising prices affect your savings
Your Savings Today
£1,300/yr
£13,000 over 10 years
Move slider to see
£1,300/yr
£13,000 over 10 years
Build Your Upgrade Plan
Sorted by best return on investment (quick wins first)
Solar Panels + Battery
Your house is ideal for solar. OVO: UK's #1 green energy supplier.
Air Source Heat Pump
Ultra-efficient heating with £7,500 government grant. OVO: MCS certified installation.
Get FREE Quotes in Thame
Compare prices from trusted local tradesmen - no obligation, 100% free
Trusted by thousands of UK homeowners
Advertisement
Why Does This Property Have a F Rating?
This terraced house is located in THAME, OX9 3EX. The property offers 50m² (538 sq ft) of modest-sized living space. Currently rated F (37/100) for energy efficiency, this property would benefit significantly from energy improvements. With recommended improvements, it could achieve a E rating (50/100). Estimated annual energy costs are £1080, comprising £729 for heating, £329 for hot water, and £22 for lighting. The property produces 0.9 tonnes of CO2 per year, which is very low for a UK home. IMPORTANT FOR LANDLORDS: With an EPC rating of F, this property does not meet the Minimum Energy Efficiency Standards (MEES). Since April 2020, landlords cannot legally let properties rated F or G without registering a valid exemption. Penalties for non-compliance can reach up to £30,000. Immediate improvements are required to bring the property to at least an E rating.
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Achievable Rating
With recommended improvements
Based on assessment dated 29 Mar 2023
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
Average thermal transmittance 0.24 W/m-¦K
🏗️ Roof
Average thermal transmittance 0.18 W/m-¦K
🪟 Windows
High performance glazing
📦 Floor
Average thermal transmittance 0.23 W/m-¦K
🔥 Heating
Room heaters, electric
🚿 Hot Water
NaN
💡 Lighting
100.0% low energy — Excelent lighting efficiency
Property Information
Full Address
20a Upper High Street
OX9 3EX
THAME
Property Type
House
End-Terrace
Construction Age
2023
Floor Area
50.0 m²
NaN total rooms
CO₂ Emissions
0.9 tonnes/year
17 kg/m²
Energy Consumption
181 kWh/m²/year
F-Rated Properties in THAME
THAME properties with F ratings are among the least energy efficient in the area. Properties in this postcode district (OX9) that have undergone improvement works have seen significant increases in EPC ratings and corresponding reductions in energy bills.
Location & Nearby Area
Scroll to load map
Annual Running Costs — Current vs Potential
🔥 Heating
Room heaters, electric
£729 /yr
🚿 Hot Water
£329 /yr
Save £130/yr with improvements
💡 Lighting
100.0% low energy
£22 /yr
Advertisement
Nearby Schools
Within 3 miles of this property
Barley Hill Primary School
PrimaryLast inspected: May 2019
John Hampden Primary School
PrimaryLast inspected: Jun 2022
St Joseph's Catholic Primary School, Thame
PrimaryLast inspected: Nov 2019
Lord Williams's School
SecondaryLast inspected: May 2022
Long Crendon School
PrimaryLast inspected: Jun 2022
Haddenham St Mary's Church of England School
PrimaryLast inspected: Sept 2021
Tetsworth Primary School
PrimaryLast inspected: Mar 2023
Haddenham Community Infant School
PrimaryLast inspected: Jan 2023
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: 433 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.
Getting Ripped Off by Your Local Tradesman in Thame?
Find out with a 100% FREE quote - costs nothing, no obligation
Area Safety
The surrounding area (1-mile radius) has low crime compared to national averages
Most Common Incidents
April 2026violent crime
15 incidents (27%)
Shoplifting
10 incidents (18%)
Anti-social behaviour
9 incidents (16%)
Criminal damage
5 incidents (9%)
Public order
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 OX9 3EX
Showing properties in the same postcode. Click to view detailed EPC data for each property.
More Properties in the OX9 Area
Explore nearby properties with EPC ratings in the OX9 postcode district
All properties in OX9 • 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.