MK3 is above average for energy efficiency — better than most areas in England and Wales.
When it comes to energy performance, MK3 in Buckinghamshire manages an average of 72 out of 100, placing it above the national average. Compared to the national average of 67, that puts MK3 above the norm for England and Wales. The most common rating band is C, with 25.2% of homes rated A or B and 69.7% in the C or D bands. Meanwhile, 0.5% of homes sit in the F or G bands — the least efficient categories. In practical terms, a C rating suggests reasonably efficient homes, though there is still room for improvement on heating and insulation.
The area is characterised by houses. Flats make up a notable 22% of homes here. Around 69% of properties are owner-occupied and 19% are social housing. Gas central heating is the main fuel source for 96% of homes, which is typical for urban areas across England.
There is genuine room for improvement here. If every recommended upgrade were carried out, the average score could climb from 72 to 83 — a 11-point jump that would lift the typical rating to B. If you live in MK3 and want to reduce your energy bills, start with our guide to loft insulation — it is one of the most cost-effective upgrades you can make.
EPC Rating Distribution
Energy Efficiency Score
Potential score if all improvements made: 83 (rating B)
Recommended Improvements
Government funding may be available for some of these improvements. Check grants →
More data — property types, tenure & fuel
Property Types
Tenure
Main Fuel Types
Frequently asked questions
What is the average EPC rating in MK3?
Homes in MK3 have an average EPC rating of C, scoring 72 out of 100 for energy efficiency. That figure comes from 8,450 certificates issued across the district.
To put that in perspective, MK3 performs better than most areas in England and Wales — the national average is just 67.
What percentage of homes in MK3 are rated F or G?
0.5% of homes in MK3 fall into the F or G bands — the lowest energy efficiency ratings. Nationally, the figure is 2.9%.
This is actually better than the national picture, suggesting the housing stock in MK3 is in relatively good shape — though any home rated F or G would still benefit enormously from basic upgrades. Landlords should note that F and G rated properties cannot legally be rented out under current MEES rules.