Share of primary energy use by source in Ireland

Ireland: Share of primary energy use by source was 30.8% in 2025. ▲ Rising

Latest (2025)
30.8%
Change on year
down 1.1%
Rank
30th
of 76 regions
All-time high
34.1%
in 2020
All-time low
2.7%
in 1979
Years of data
47
1979–2025

Share of primary energy use by source in Ireland, 1979–2025

0102030197920022025

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 use by source in Ireland stood at 30.8%.

That represents a change of down 1.1% on the previous year and up 13.5% over ten years.

Over the whole period, share of primary energy use by source in Ireland peaked at 34.1% in 2020 and was at its lowest, 2.7%, in 1979.

Ireland ranks 30th of 76 regions on this measure, in the middle of the range.

The long-run direction has been consistently rising across the 47 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
1970s 2.7% 2.7% 2.7% 1
1980s 16.6% 8.2% 21.8% 10
1990s 20.6% 18.7% 22.6% 10
2000s 24.6% 21.4% 28.9% 10
2010s 29.5% 27.1% 31.4% 10
2020s 31.5% 30.4% 34.1% 6

Countries ranked near Ireland

  1. 27 Thailand 34.0% compare
  2. 28 Hungary 33.9% compare
  3. 29 Peru 32.3% compare
  4. 31 Romania 30.2% compare
  5. 32 Netherlands 29.7% compare
  6. 33 Croatia 29.1% compare

See the full ranking of 79 places →

More energy & mining data for Ireland

All data for Ireland →

Frequently asked questions

What is share of primary energy use by source in Ireland?
Share of primary energy use by source in Ireland was 30.8% 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 use by source recorded in Ireland?
The highest recorded value was 34.1% in 2020.
What is the lowest share of primary energy use by source recorded in Ireland?
The lowest recorded value was 2.7% in 1979.
How does Ireland rank for share of primary energy use by source?
Ireland ranks 30th out of 76 regions with data for 2025.
Is share of primary energy use by source rising or falling in Ireland?
Over the last ten years it is up 13.5%. The long-run trend across the full record is rising.
Where does this Ireland 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 use by source. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 47 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator
Share of primary energy use by source
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
79 places, 4,176 data points, 1965–2025
Last refreshed

Measured as a percentage of total energy supply.