Country rankings

Nuclear Power by Country

United States has the highest Gross NP Generated in 2025 (826,100 GWh), followed by China (485,200 GWh) and France (390,100 GWh). Taiwan has the lowest (3,200 GWh).

Infrastructure & Energy33 countries · 4 metricsUpdated Jul 26, 2025Original page
2 sources
29 of 235 countries
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Gross NP Generated, 2025

Darker means higher. Click a place to highlight it.

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All 29 ranked

Highest first.

Distribution Median and middle halfThe median is the middle value: half of places are above it, half below. The middle half is the range holding the central 50% of places.More in the glossary →

Each dot is one country; the lines mark the median and the middle half.

Median
32,100 GWh
Middle half 11K GWh – 54.2K GWh
Average
96,669 GWh
29 countries
Highest
826,100 GWh
United States
Lowest
3,200 GWh
Taiwan

Over time · 2022–2025

The top 5 in 2025, against the median.

  • Median of all countries
  • United States
  • China
  • France
  • Russia
  • South Korea

Data

Click a column to sort, a row to highlight that place on the charts.

32 countries · # = rank by Gross NP Generated
#
1United States826,100 GWh784,781 GWh9417.7%
2China485,200 GWh481,180 GWh604.95%
3France390,100 GWh373,000 GWh5768.1%
4Russia218,600 GWh218,348 GWh3418.7%
5South Korea184,700 GWh184,693 GWh2631.0%
6Japan94,100 GWh93,483 GWh149.43%
7Bulgaria84,800 GWh15,362 GWh238.3%
8Spain54,200 GWh51,562 GWh718.9%
9Ukraine54,100 GWh86,206 GWh1555.1%
10India53,800 GWh53,815 GWh233.18%
11Sweden46,600 GWh44,782 GWh626.7%
12United Arab Emirates39,100 GWh43,379 GWh422.0%
13United Kingdom35,900 GWh32,918 GWh910.7%
14Finland32,800 GWh31,328 GWh539.6%
15Czechia32,100 GWh32,067 GWh642.1%
16Pakistan23,600 GWh22,452 GWh616.5%
17Slovakia19,300 GWh19,320 GWh564.4%
18Switzerland18,400 GWh18,376 GWh427.1%
19Belarus17,000 GWh16,980 GWh239.5%
20Hungary16,100 GWh15,220 GWh446.2%
21Brazil15,800 GWh14,355 GWh22.2%
22Romania11,000 GWh10,115 GWh220.5%
23Argentina10,800 GWh10,761 GWh37.32%
24South Africa10,700 GWh10,207 GWh25.47%
25Mexico10,100 GWh9,835 GWh23.86%
26Slovenia5,800 GWh5,547 GWh139.7%
27Iran5,400 GWh5,126 GWh11.33%
28Netherlands4,000 GWh3,596 GWh12.7%
29Taiwan3,200 GWh———
—Canada—81,572 GWh1713.1%
—Belgium—22,461 GWh233.7%
—Armenia—2,700 GWh130.6%

What correlates with Gross NP Generated (2025)?

Pearson r against 1,943 other country metrics sharing at least 18 countries, 1 near-identical series hidden. Ranks are read by standing: a better rank counts as higher, whether rank 1 is the best place on a list or the worst. Correlation is not causation.

Higher together

Places that have a higher Gross NP Generated tend to score higher on these (or rank better)

  1. Cat PopulationPet Ownership Statistics by Country
    r = +0.95 · very strong · n = 20
    Plot
  2. Cat PopulationCat Population by Country
    r = +0.93 · very strong · n = 28
    Plot
  3. IPv6 AssignedIP Address by Country
    r = +0.92 · very strong · n = 25
    Plot
  4. McDonald's LocationsMost McDonald's by Country
    r = +0.92 · very strong · n = 26
    Plot
  5. Domestic Bond Market VolumeBond Market Size by Country
    r = +0.92 · very strong · n = 28
    Plot
  6. Total WealthAverage Net Worth by Country
    r = +0.92 · very strong · n = 28
    Plot

Opposite directions

Places that have a higher Gross NP Generated tend to score lower on these (or rank worse)

  1. Net International Investment PositionNet International Investment Position by Country
    r = −0.70 · very strong · n = 25
    Plot
  2. Major Countries Overall RankMajor Countries
    r = −0.54 · strong · n = 24
    Plot
  3. Minimum Elevation (m)Flattest Countries
    r = −0.52 · strong · n = 18
    Plot
  4. Minimum Elevation (ft)Flattest Countries
    r = −0.52 · strong · n = 18
    Plot
  5. Minimum ElevationLowest Point by Country
    r = −0.52 · strong · n = 18
    Plot
  6. Visa Ease RankEasiest Countries to Immigrate ToA rank: rank 1 is the best
    r = +0.49 · moderate · n = 24
    Plot

Quick answers

Which country has the highest Gross NP Generated?
United States has the highest Gross NP Generated in 2025, at 826,100 GWh, followed by China (485,200 GWh) and France (390,100 GWh).
Which country has the lowest Gross NP Generated?
Taiwan has the lowest Gross NP Generated in 2025, at 3,200 GWh.
What is the median Gross NP Generated across countries?
The median is 32,100 GWh across the 29 countries with data in 2025.
Where does this nuclear power by country data come from?
Rankodex compiles it from World Population Review and the primary sources it cites: Nuclear Share of Electricity Generation in 2024 - International Atomic Energy Agency (IAEA); Statistical Review of the World Energy 2025 - Energy Institute.