Energy Performance Certificate
Tremartyn, Hammersley Lane
HP10 8HB
HIGH WYCOMBE
Current
B
82
Potential
B
83
At a Glance
About This Property
This detached house is located in HIGH WYCOMBE, HP10 8HB. The property offers 266m² (2863 sq ft) of generously-sized living space with 7 habitable rooms. It is a post-war property from the mid-20th century. With an EPC rating of B (82/100), this property is highly energy efficient, placing it in the top tier of UK homes. 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 £1391, comprising £1221 for heating, £73 for hot water, and £97 for lighting. The property produces 4.0 tonnes of CO2 per year, which is moderate for a UK home.
How Does Tremartyn Compare?
With an energy efficiency score of 82/100, this HIGH WYCOMBE property is excellent, ranking in the top 15% nationally. At £1391 per year, energy costs are below the national average of £1800. At 266m², this property is significantly larger than the average UK home (87m²). At 4.0 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 HP10 postcode district.
How This Property Compares
vs UK Average
vs HIGH WYCOMBE
vs HP10
National Ranking: With an EPC score of 82/100, this property is excellent and performs better than approximately 85% of UK homes for energy efficiency.
Top 15% nationally
Energy Costs: £667/year more than the HIGH WYCOMBE average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
Based on assessment dated 28 Oct 2013
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Property Information
Full Address
Tremartyn
Hammersley Lane
Penn
HP10 8HB
HIGH WYCOMBE
Property Type
House
Detached
Construction Age
England and Wales: 1950-1966
Floor Area
266.0 m²
7.0 total rooms
7.0 heated
Tenure
owner-occupied
Efficiency Score
82 / 100
Potential: 83
CO₂ Emissions
4.0 tonnes/year
15 kg/m²
Energy Consumption
91 kWh/m²/year
Last Inspected
28 Oct 2013
assessment for green deal
About HIGH WYCOMBE
HIGH WYCOMBE is situated in Buckinghamshire, South East. Properties in HIGH WYCOMBE have an average EPC rating of D (score 62/100). This property performs better than most homes in the area. Heating costs are £497 above the local average, suggesting room for improvement. The HP10 postcode district contains over 6300 registered properties. Built during the mid-20th century suburban expansion, this property reflects the housing developments common to the HIGH WYCOMBE area.
Location & Nearby Area
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Annual Energy Costs
Heating
Boiler and underfloor heating, mains gas
£1221.0/yr
Hot Water
£73.0/yr
Lighting
100.0% low energy
£97.0/yr
Building Elements
Walls
Cavity wall, filled cavity
Roof
Pitched, 300+ mm loft insulation
Windows
Fully double glazed
Floor
Suspended, no insulation (assumed)
Heating System
Boiler and underfloor heating, 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
Tylers Green First School
PrimaryLast inspected: Mar 2019
Tylers Green Middle School
PrimaryLast inspected: Nov 2019
Ash Hill Primary School
PrimaryLast inspected: May 2023
Manor Farm Community Infant School
PrimaryLast inspected: Nov 2019
Manor Farm Junior School
PrimaryKings Wood School and Nursery
PrimaryLast inspected: Mar 2019
The Highcrest Academy
SecondaryLast inspected: Feb 2020
Hazlemere Church of England Combined School
PrimaryLast inspected: Feb 2022
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
24 incidents (47%)
Anti-social behaviour
8 incidents (16%)
Vehicle crime
6 incidents (12%)
Criminal damage
5 incidents (10%)
Other crime
3 incidents (6%)
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 the HP10 Area
Explore nearby properties with EPC ratings in the HP10 postcode district
All properties in HP10 • Click to view detailed energy performance data
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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.