Share of electricity generation from nuclear in United Kingdom
United Kingdom: Share of electricity generation from nuclear was 12.4% in 2025. ◆ Volatile
Share of electricity generation from nuclear in United Kingdom, 1920–2025
Source: Ember (2026) and other sources – with major processing by Our World in Data. Measured in %.
Analysis
In 2025, share of electricity generation from nuclear in United Kingdom stood at 12.4%.
That represents a change of down 12.9% on the previous year and down 40.0% over ten years.
Over the whole period, share of electricity generation from nuclear in United Kingdom peaked at 28.0% in 1997 and was at its lowest, 0.0%, in 1920.
United Kingdom ranks 21st of 207 countries on this measure, in the top 10%.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1920s | 0.0% | 0.0% | 0.0% | 10 |
| 1930s | 0.0% | 0.0% | 0.0% | 10 |
| 1940s | 0.0% | 0.0% | 0.0% | 10 |
| 1950s | 0.8% | 0.0% | 4.4% | 10 |
| 1960s | 11.4% | 6.5% | 16.2% | 10 |
| 1970s | 13.6% | 11.4% | 16.2% | 10 |
| 1980s | 19.2% | 14.7% | 22.8% | 10 |
| 1990s | 25.6% | 20.6% | 28.0% | 10 |
| 2000s | 19.8% | 13.5% | 23.4% | 10 |
| 2010s | 19.2% | 16.3% | 21.1% | 10 |
| 2020s | 14.4% | 12.4% | 16.2% | 6 |
Countries ranked near United Kingdom
More energy & mining data for United Kingdom
- Fuel imports 8.2% (2025)
- Ores and metals imports 3.3% (2025)
- Ores and metals exports 5.7% (2025)
- Gas production 299.32 terawatt-hours (2025)
- Fossil fuel production per person, by fuel 4,304 kilowatt-hours per person (2025)
- Fossil fuel production by fuel 299.32 terawatt-hours (2025)
- Gas production per person 4,304 kilowatt-hours per person (2025)
- Fuel exports 7.1% (2025)
- Electric power transmission and distribution losses 9.9% (2024)
- Share of dietary energy supply from carbohydrates vs. GDP per capita 49.5% (2023)
Frequently asked questions
- What is share of electricity generation from nuclear in United Kingdom?
- Share of electricity generation from nuclear in United Kingdom was 12.4% in 2025, according to Ember (2026) and other sources – with major processing by Our World in Data.
- What is the highest share of electricity generation from nuclear recorded in United Kingdom?
- The highest recorded value was 28.0% in 1997.
- What is the lowest share of electricity generation from nuclear recorded in United Kingdom?
- The lowest recorded value was 0.0% in 1920.
- How does United Kingdom rank for share of electricity generation from nuclear?
- United Kingdom ranks 21st out of 207 countries with data for 2025.
- Is share of electricity generation from nuclear rising or falling in United Kingdom?
- Over the last ten years it is down 40.0%. The long-run trend across the full record is volatile.
- Where does this United Kingdom data come from?
- The figures come from Ember (2026) and other sources – with major processing by Our World in Data, published as part of Share of electricity generation from nuclear. Statizoid updates them automatically from the source API.
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CSV · JSON — 106 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Measured as a percentage of total electricity produced in the country or region.