EPC Ratings in Norfolk
County — 160,480 Energy Performance Certificates on record
Key Insights
Properties here could improve by an average of 18 points — from D to B with recommended upgrades.
Annual energy costs here are £130 higher than the national average (£1,191 vs £1,061).
CO₂ emissions could be reduced by 1.8 tonnes per property per year — a 49% reduction with energy improvements.
61% of properties are houses — the most common type in Norfolk.
Most properties were built 1950-1966 (15%). Older buildings typically have lower EPC ratings due to poorer insulation standards.
49% of properties are owner-occupied — a significant rental market exists here.
EPC Rating
Norfolk is 2.5 points worse than the national average (D, 68.5/100).
Rating Distribution
Average Annual Energy Costs
| Cost Type | Norfolk | National Avg | Difference |
|---|---|---|---|
| Heating | £875/yr | £782/yr | ▲ £93 |
| Hot water | £213/yr | £184/yr | ▲ £29 |
| Lighting | £103/yr | £95/yr | ▲ £8 |
| Total | £1,191/yr | £1,061/yr | ▲ £130 |
Property Types
Main Heating Fuel
CO₂ Emissions
Average floor area: 91 m²
Construction Age
Efficiency Trend Over Time
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Norfolk has 160,480 Energy Performance Certificates on record, covering 148,670 properties. The average EPC rating is D with an efficiency score of 66 out of 100. Annual energy costs average £1,191, comprising £875 for heating, £213 for hot water and £103 for lighting. Average CO₂ emissions are 3.7 tonnes per year.