Share of primary energy from nuclear in Czechia
Czechia: Share of primary energy from nuclear was 23.1% in 2025. ◆ Volatile
Share of primary energy from nuclear in Czechia, 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 Czechia stood at 23.1%. That is the highest value across all 61 years on record.
That represents a change of up 5.0% on the previous year and up 34.8% over ten years.
Over the whole period, share of primary energy from nuclear in Czechia peaked at 23.1% in 2025 and was at its lowest, 0.0%, in 1965.
Czechia ranks 8th 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
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 0.0% | 0.0% | 0.0% | 5 |
| 1970s | 0.0% | 0.0% | 0.0% | 10 |
| 1980s | 2.1% | 0.0% | 5.9% | 10 |
| 1990s | 7.9% | 6.9% | 9.0% | 10 |
| 2000s | 13.6% | 8.7% | 16.6% | 10 |
| 2010s | 17.7% | 15.6% | 19.0% | 10 |
| 2020s | 21.2% | 19.7% | 23.1% | 6 |
Countries ranked near Czechia
More energy & mining data for Czechia
- Fuel imports 5.5% (2024)
- Ores and metals imports 2.8% (2024)
- Ores and metals exports 1.4% (2024)
- Gas production 1.95 terawatt-hours (2024)
- Fossil fuel production per person, by fuel 181.23 kilowatt-hours per person (2024)
- Fossil fuel production by fuel 1.95 terawatt-hours (2024)
- Gas production per person 181.23 kilowatt-hours per person (2024)
- Fuel exports 1.7% (2024)
- Electric power transmission and distribution losses 4.3% (2024)
- Share of dietary energy supply from carbohydrates vs. GDP per capita 46.3% (2023)
Frequently asked questions
- What is share of primary energy from nuclear in Czechia?
- Share of primary energy from nuclear in Czechia was 23.1% 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 Czechia?
- The highest recorded value was 23.1% in 2025.
- What is the lowest share of primary energy from nuclear recorded in Czechia?
- The lowest recorded value was 0.0% in 1965.
- How does Czechia rank for share of primary energy from nuclear?
- Czechia ranks 8th out of 215 countries with data for 2025.
- Is share of primary energy from nuclear rising or falling in Czechia?
- Over the last ten years it is up 34.8%. The long-run trend across the full record is volatile.
- Where does this Czechia 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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CSV · JSON — 61 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Measured as a percentage of total energy supply.