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 215 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 215 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

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 215 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.

Download this data

CSV · JSON — 61 observations, free to reuse under CC BY 4.0 (Our World in Data).

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.