Share of primary energy from nuclear in France

France: Share of primary energy from nuclear was 47.1% in 2025. ◆ Volatile

Latest (2025)
47.1%
Change on year
up 2.3%
World rank
1st
of 216 countries
All-time high
47.1%
in 2025
All-time low
0.2%
in 1965
Years of data
61
1965–2025

Share of primary energy from nuclear in France, 1965–2025

01020304050196519952025

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

The most recent figure for share of primary energy from nuclear in France is 47.1%, measured in 2025. That is the highest value across all 61 years on record.

The figure is up 2.3% on the previous year and up 2.3% over ten years.

Over the whole period, share of primary energy from nuclear in France peaked at 47.1% in 2025 and was at its lowest, 0.2%, in 1965.

France ranks 1st of 216 countries on this measure, in the top 10%.

The series is highly variable year to year, so single readings are best treated with caution.

Share of primary energy from nuclear in France, year by year

Annual values for Share of primary energy from nuclear in France, 1965 to 2025.
Year % Change
1965 0.2%
1966 0.3% +53.2%
1967 0.5% +38.1%
1968 0.6% +41.7%
1969 0.7% +5.8%
1970 1.0% +46.4%
1971 1.6% +56.1%
1972 2.3% +46.4%
1973 2.1% -7.4%
1974 2.2% +2.5%
1975 2.9% +32.1%
1976 2.3% -19.5%
1977 2.7% +14.3%
1978 4.3% +61.9%
1979 5.5% +27.1%
1980 8.4% +54.5%
1981 14.7% +74.4%
1982 15.8% +7.3%
1983 20.3% +28.9%
1984 25.8% +27.0%
1985 29.1% +12.6%
1986 32.1% +10.5%
1987 33.0% +2.7%
1988 33.9% +2.8%
1989 36.0% +6.2%
1990 36.5% +1.6%
1991 36.1% -1.3%
1992 36.8% +2.0%
1993 39.9% +8.4%
1994 39.8% -0.2%
1995 40.3% +1.3%
1996 40.7% +0.9%
1997 41.1% +1.0%
1998 39.3% -4.3%
1999 39.7% +0.9%
2000 41.0% +3.4%
2001 41.3% +0.8%
2002 42.7% +3.2%
2003 42.4% -0.5%
2004 42.6% +0.5%
2005 43.0% +0.8%
2006 43.2% +0.6%
2007 43.0% -0.6%
2008 42.9% -0.2%
2009 42.3% -1.4%
2010 42.9% +1.4%
2011 45.3% +5.5%
2012 44.0% -2.7%
2013 43.6% -0.9%
2014 46.6% +6.8%
2015 46.1% -1.1%
2016 43.6% -5.4%
2017 43.0% -1.4%
2018 44.3% +3.1%
2019 43.8% -1.2%
2020 44.0% +0.5%
2021 44.0% -0.1%
2022 38.9% -11.6%
2023 43.0% +10.6%
2024 46.1% +7.1%
2025 47.1% +2.3%

Biggest year-on-year movements

Years where Share of primary energy from nuclear in France 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.

YearChange FromTo
1981 +74.4% 8.4% 14.7%
1978 +61.9% 2.7% 4.3%
1971 +56.1% 1.0% 1.6%
1980 +54.5% 5.5% 8.4%
1966 +53.2% 0.2% 0.3%
1970 +46.4% 0.7% 1.0%

Averages by decade

DecadeAverage LowestHighest Years
1960s 0.5% 0.2% 0.7% 5
1970s 2.7% 1.0% 5.5% 10
1980s 24.9% 8.4% 36.0% 10
1990s 39.0% 36.1% 41.1% 10
2000s 42.4% 41.0% 43.2% 10
2010s 44.3% 42.9% 46.6% 10
2020s 43.9% 38.9% 47.1% 6

Countries ranked near France

  1. 2 Finland 33.5% compare
  2. 3 Slovakia 32.5% compare
  3. 4 Sweden 30.8% compare

See the full ranking of 218 places →

More energy & mining data for France

All data for France →

Frequently asked questions

What is share of primary energy from nuclear in France?
Share of primary energy from nuclear in France was 47.1% 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 France?
The highest recorded value was 47.1% in 2025.
What is the lowest share of primary energy from nuclear recorded in France?
The lowest recorded value was 0.2% in 1965.
How does France rank for share of primary energy from nuclear?
France ranks 1st out of 216 countries with data for 2025.
Is share of primary energy from nuclear rising or falling in France?
Over the last ten years it is up 2.3%. The long-run trend across the full record is volatile.
Where does this France 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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Share of primary energy from nuclear in France. Statizoid, drawing on Energy Institute – Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data. Retrieved 22 September 2026, from https://energy.statizoid.com/stat/nuclear-primary-energy/france/

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About this data

Indicator
Share of primary energy from nuclear
Unit
%
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
Licence
CC BY 4.0 (Our World in Data)
Coverage
218 places, 10,361 data points, 1965–2025
Last refreshed

Measured as a percentage of total energy supply.