Energy Performance Certificate
33, Oat Close
HP21 9LN
AYLESBURY
Current
D
67
Potential
C
72
At a Glance
About This Property
This semi-detached flat is located in AYLESBURY, HP21 9LN. The property offers 40m² (431 sq ft) of compact living space with 2 habitable rooms. It is built during the 1980s construction period. With an EPC rating of D (67/100), this property is around the UK average for energy efficiency. With recommended improvements, it could achieve a C rating (72/100). The property uses electric storage heaters, which charge overnight on cheaper electricity tariffs. While having low installation costs, running costs are typically higher than gas central heating. A heat pump could reduce electricity use by 60-70%. The walls feature cavity wall insulation with good efficiency ratings, providing solid thermal performance. Double glazing is installed, though the efficiency rating suggests older units. Modern low-E double glazing can be up to 40% more efficient than units installed before 2002. Estimated annual energy costs are £504, comprising £343 for heating, £113 for hot water, and £48 for lighting. The property produces 3.2 tonnes of CO2 per year, which is low for a UK home. The property last sold in June 2019 for £145,000, with 2 recorded sales in our database.
How Does 33, Oat Close Compare?
With an energy efficiency score of 67/100, this AYLESBURY property is around the national average for UK homes. Annual energy costs of £504 are approximately £1296 below the UK average of £1800, representing significant savings. With 40m² of space, this is a more compact property compared to the UK average of 87m². At 3.2 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 HP21 postcode district.
How This Property Compares
vs UK Average
vs AYLESBURY
vs HP21
National Ranking: With an EPC score of 67/100, this property is average and performs better than approximately 45% of UK homes for energy efficiency.
Top 55% nationally
Energy Costs: £120/year less than the AYLESBURY average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
With recommended improvements
Based on assessment dated 11 Dec 2014
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Property Information
Full Address
33, Oat Close
HP21 9LN
AYLESBURY
Property Type
Flat
Semi-Detached
Construction Age
England and Wales: 1983-1990
Floor Area
40.0 m²
2.0 total rooms
2.0 heated
Tenure
owner-occupied
Efficiency Score
67 / 100
Potential: 72
CO₂ Emissions
3.2 tonnes/year
81 kg/m²
Energy Consumption
478 kWh/m²/year
Last Inspected
11 Dec 2014
marketed sale
About AYLESBURY
AYLESBURY is situated in Buckinghamshire, South East. Properties in AYLESBURY have an average EPC rating of D (score 65/100). Heating costs are £281 below the AYLESBURY average, offering good value. The HP21 postcode district contains over 11000 registered properties.
Location & Nearby Area
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Property Sale History
£145,000
7 June 2019
Type: Flat
vs previous sale
£106,000
22 April 2015
Type: Flat
Market Insights: This property has sold 2 times since 2015. Value has increased by 36.8% over this period.
Annual Energy Costs
Heating
Electric storage heaters
£343.0/yr
Save £57/yr
Hot Water
£113.0/yr
Lighting
50.0% low energy
£48.0/yr
Save £16/yr
Building Elements
Walls
Cavity wall, as built, insulated (assumed)
Roof
Pitched, 75 mm loft insulation
Windows
Fully double glazed
Floor
(another dwelling below)
Heating System
Electric storage heaters
Main Fuel
electricity (not community)
Lighting
Low energy lighting in 50% of fixed outlets
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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
The Mandeville School
SecondaryAshmead Combined School
PrimaryLast inspected: Jan 2020
Oak Green School
PrimaryLast inspected: Feb 2023
William Harding School
PrimaryLast inspected: Jun 2022
Stoke Mandeville Combined School
PrimaryLast inspected: Feb 2023
Sir Henry Floyd Grammar School
SecondaryLast inspected: Dec 2022
Aylesbury UTC
SecondaryLast inspected: Mar 2022
The Grange School
SecondaryLast inspected: Nov 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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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.