Share of primary energy from nuclear in United Kingdom
United Kingdom: Share of primary energy from nuclear was 6.2% in 2025. ▲ Rising
Share of primary energy from nuclear in United Kingdom, 1965–2025
Source: Energy Institute – Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data. Measured in %.
Analysis
In 2025, share of primary energy from nuclear in United Kingdom stood at 6.2%.
That represents a change of down 10.5% on the previous year and down 35.3% over ten years.
Over the whole period, share of primary energy from nuclear in United Kingdom peaked at 11.3% in 1998 and was at its lowest, 2.0%, in 1965.
That places United Kingdom 22nd out of 216 countries with data for 2025, putting it in the top 10%.
The long-run direction has been consistently rising across the 61 years of available data.
Share of primary energy from nuclear in United Kingdom, year by year
| Year | % | Change |
|---|---|---|
| 1965 | 2.0% | — |
| 1966 | 2.6% | +32.9% |
| 1967 | 3.0% | +15.1% |
| 1968 | 3.3% | +8.5% |
| 1969 | 3.5% | +7.3% |
| 1970 | 3.1% | -12.4% |
| 1971 | 3.3% | +7.8% |
| 1972 | 3.5% | +5.1% |
| 1973 | 3.2% | -9.2% |
| 1974 | 4.0% | +26.4% |
| 1975 | 3.9% | -4.3% |
| 1976 | 4.5% | +16.8% |
| 1977 | 4.9% | +8.6% |
| 1978 | 4.5% | -7.5% |
| 1979 | 4.4% | -1.7% |
| 1980 | 4.7% | +6.1% |
| 1981 | 5.0% | +5.5% |
| 1982 | 5.8% | +17.3% |
| 1983 | 6.6% | +13.0% |
| 1984 | 7.1% | +8.1% |
| 1985 | 7.7% | +8.5% |
| 1986 | 7.3% | -5.8% |
| 1987 | 6.8% | -6.4% |
| 1988 | 7.7% | +13.4% |
| 1989 | 8.7% | +12.8% |
| 1990 | 7.9% | -9.0% |
| 1991 | 8.3% | +5.0% |
| 1992 | 9.1% | +9.6% |
| 1993 | 10.5% | +14.8% |
| 1994 | 10.5% | +0.1% |
| 1995 | 10.5% | +0.4% |
| 1996 | 10.7% | +1.4% |
| 1997 | 11.3% | +5.6% |
| 1998 | 11.3% | +0.6% |
| 1999 | 10.9% | -3.9% |
| 2000 | 9.7% | -11.4% |
| 2001 | 10.1% | +4.6% |
| 2002 | 10.1% | -0.2% |
| 2003 | 10.0% | -0.6% |
| 2004 | 9.0% | -10.4% |
| 2005 | 9.1% | +1.2% |
| 2006 | 8.5% | -6.3% |
| 2007 | 7.3% | -13.9% |
| 2008 | 6.2% | -15.1% |
| 2009 | 8.7% | +39.3% |
| 2010 | 7.6% | -12.0% |
| 2011 | 9.0% | +18.3% |
| 2012 | 9.1% | +0.2% |
| 2013 | 9.1% | +0.2% |
| 2014 | 8.8% | -3.6% |
| 2015 | 9.6% | +9.8% |
| 2016 | 9.9% | +3.5% |
| 2017 | 9.8% | -1.1% |
| 2018 | 9.2% | -6.7% |
| 2019 | 8.2% | -10.7% |
| 2020 | 8.2% | +0.6% |
| 2021 | 7.5% | -9.5% |
| 2022 | 7.7% | +3.3% |
| 2023 | 6.9% | -10.3% |
| 2024 | 6.9% | +0.6% |
| 2025 | 6.2% | -10.5% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 2.9% | 2.0% | 3.5% | 5 |
| 1970s | 3.9% | 3.1% | 4.9% | 10 |
| 1980s | 6.8% | 4.7% | 8.7% | 10 |
| 1990s | 10.1% | 7.9% | 11.3% | 10 |
| 2000s | 8.9% | 6.2% | 10.1% | 10 |
| 2010s | 9.0% | 7.6% | 9.9% | 10 |
| 2020s | 7.2% | 6.2% | 8.2% | 6 |
Countries ranked near United Kingdom
More energy & mining data for United Kingdom
- Fossil fuel consumption by fuel, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, annual growth rate -1.3 % change on previous year (2025)
- Coal consumption, per capita 0 terawatt-hours per person (2025)
- Coal consumption, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, per capita 0 terawatt-hours per person (2025)
- Coal production, per capita 0 terawatt-hours per person (2025)
- Coal production, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Fossil fuel consumption by fuel, per capita 0 terawatt-hours per person (2025)
- Fuel imports 8.2% (2025)
Frequently asked questions
- What is share of primary energy from nuclear in United Kingdom?
- Share of primary energy from nuclear in United Kingdom was 6.2% in 2025, according to Energy Institute – Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data.
- What is the highest share of primary energy from nuclear recorded in United Kingdom?
- The highest recorded value was 11.3% in 1998.
- What is the lowest share of primary energy from nuclear recorded in United Kingdom?
- The lowest recorded value was 2.0% in 1965.
- How does United Kingdom rank for share of primary energy from nuclear?
- United Kingdom ranks 22nd out of 216 countries with data for 2025.
- Is share of primary energy from nuclear rising or falling in United Kingdom?
- Over the last ten years it is down 35.3%. The long-run trend across the full record is rising.
- Where does this United Kingdom data come from?
- The figures come from Energy Institute – Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as part of Share of primary energy from nuclear. Statizoid updates them automatically from the source API.
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About this data
Measured as a percentage of total energy supply.