Share of primary energy from nuclear in United States
United States: Share of primary energy from nuclear was 9.6% in 2025. ▲ Rising
Share of primary energy from nuclear in United States, 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
United States recorded 9.6% for share of primary energy from nuclear in 2025.
The figure is down 1.5% on the previous year and down 4.0% over ten years.
Over the whole period, share of primary energy from nuclear in United States peaked at 10.5% in 2020 and was at its lowest, 0.1%, in 1965.
That places United States 16th 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 States, year by year
| Year | % | Change |
|---|---|---|
| 1965 | 0.1% | — |
| 1966 | 0.1% | +42.8% |
| 1967 | 0.2% | +34.4% |
| 1968 | 0.2% | +54.2% |
| 1969 | 0.3% | +5.9% |
| 1970 | 0.4% | +51.0% |
| 1971 | 0.7% | +71.4% |
| 1972 | 0.9% | +35.1% |
| 1973 | 1.3% | +47.8% |
| 1974 | 1.9% | +40.4% |
| 1975 | 2.9% | +55.4% |
| 1976 | 3.1% | +4.7% |
| 1977 | 3.9% | +27.1% |
| 1978 | 4.2% | +8.3% |
| 1979 | 3.9% | -8.7% |
| 1980 | 3.9% | +2.4% |
| 1981 | 4.4% | +11.7% |
| 1982 | 4.8% | +8.8% |
| 1983 | 5.0% | +4.4% |
| 1984 | 5.3% | +5.8% |
| 1985 | 6.2% | +16.8% |
| 1986 | 6.6% | +6.9% |
| 1987 | 7.0% | +5.8% |
| 1988 | 7.7% | +10.3% |
| 1989 | 7.6% | -1.7% |
| 1990 | 8.3% | +8.8% |
| 1991 | 8.8% | +6.2% |
| 1992 | 8.7% | -0.8% |
| 1993 | 8.4% | -3.2% |
| 1994 | 8.7% | +2.9% |
| 1995 | 9.0% | +3.4% |
| 1996 | 8.7% | -2.9% |
| 1997 | 8.1% | -7.4% |
| 1998 | 8.6% | +6.2% |
| 1999 | 9.1% | +6.1% |
| 2000 | 9.2% | +0.9% |
| 2001 | 9.5% | +3.9% |
| 2002 | 9.5% | +0.2% |
| 2003 | 9.3% | -2.4% |
| 2004 | 9.4% | +1.1% |
| 2005 | 9.3% | -0.9% |
| 2006 | 9.5% | +1.6% |
| 2007 | 9.6% | +0.7% |
| 2008 | 9.8% | +2.6% |
| 2009 | 10.2% | +4.5% |
| 2010 | 10.0% | -2.4% |
| 2011 | 9.9% | -0.7% |
| 2012 | 9.9% | -0.1% |
| 2013 | 9.9% | -0.1% |
| 2014 | 9.9% | -0.0% |
| 2015 | 10.0% | +1.0% |
| 2016 | 10.2% | +1.5% |
| 2017 | 10.2% | -0.0% |
| 2018 | 9.8% | -3.3% |
| 2019 | 9.9% | +1.2% |
| 2020 | 10.5% | +5.9% |
| 2021 | 9.9% | -6.3% |
| 2022 | 9.6% | -2.6% |
| 2023 | 9.8% | +1.6% |
| 2024 | 9.8% | -0.1% |
| 2025 | 9.6% | -1.5% |
Biggest year-on-year movements
Years where Share of primary energy from nuclear in United States changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 1971 | +71.4% | 0.4% | 0.7% |
| 1975 | +55.4% | 1.9% | 2.9% |
| 1968 | +54.2% | 0.2% | 0.2% |
| 1970 | +51.0% | 0.3% | 0.4% |
| 1973 | +47.8% | 0.9% | 1.3% |
| 1966 | +42.8% | 0.1% | 0.1% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 0.2% | 0.1% | 0.3% | 5 |
| 1970s | 2.3% | 0.4% | 4.2% | 10 |
| 1980s | 5.9% | 3.9% | 7.7% | 10 |
| 1990s | 8.6% | 8.1% | 9.1% | 10 |
| 2000s | 9.5% | 9.2% | 10.2% | 10 |
| 2010s | 10.0% | 9.8% | 10.2% | 10 |
| 2020s | 9.9% | 9.6% | 10.5% | 6 |
Countries ranked near United States
More energy & mining data for United States
- Fossil fuel consumption by fuel, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, annual growth rate 1.94 % 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 0.0001 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 7.5% (2024)
Frequently asked questions
- What is share of primary energy from nuclear in United States?
- Share of primary energy from nuclear in United States was 9.6% 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 States?
- The highest recorded value was 10.5% in 2020.
- What is the lowest share of primary energy from nuclear recorded in United States?
- The lowest recorded value was 0.1% in 1965.
- How does United States rank for share of primary energy from nuclear?
- United States ranks 16th out of 216 countries with data for 2025.
- Is share of primary energy from nuclear rising or falling in United States?
- Over the last ten years it is down 4.0%. The long-run trend across the full record is rising.
- Where does this United States 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.