Share of primary energy from low-carbon energy in Iceland

Iceland: Share of primary energy from low-carbon energy was 84.7% in 2025. ▲ Rising

Latest (2025)
84.7%
Change on year
down 0.5%
World rank
1st
of 79 countries
All-time high
89.8%
in 2020
All-time low
9.3%
in 1966
Years of data
61
1965–2025

Share of primary energy from low-carbon energy in Iceland, 1965–2025

020406080196519952025

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 low-carbon energy in Iceland is 84.7%, measured in 2025.

Compared with earlier readings it is down 0.5% on the previous year and down 0.8% over ten years.

Over the whole period, share of primary energy from low-carbon energy in Iceland peaked at 89.8% in 2020 and was at its lowest, 9.3%, in 1966.

Iceland ranks 1st of 79 countries on this measure, in the top 10%.

The long-run direction has been consistently rising across the 61 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
1960s 10.5% 9.3% 13.2% 5
1970s 24.6% 20.6% 29.9% 10
1980s 42.5% 32.7% 45.5% 10
1990s 46.5% 42.3% 60.6% 10
2000s 69.6% 62.7% 81.0% 10
2010s 85.5% 83.2% 87.3% 10
2020s 86.6% 84.7% 89.8% 6

Countries ranked near Iceland

  1. 2 Sweden 63.1% compare
  2. 3 Finland 58.5% compare
  3. 4 France 55.4% compare

See the full ranking of 82 places →

More climate change data for Iceland

All data for Iceland →

Frequently asked questions

What is share of primary energy from low-carbon energy in Iceland?
Share of primary energy from low-carbon energy in Iceland was 84.7% 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 low-carbon energy recorded in Iceland?
The highest recorded value was 89.8% in 2020.
What is the lowest share of primary energy from low-carbon energy recorded in Iceland?
The lowest recorded value was 9.3% in 1966.
How does Iceland rank for share of primary energy from low-carbon energy?
Iceland ranks 1st out of 79 countries with data for 2025.
Is share of primary energy from low-carbon energy rising or falling in Iceland?
Over the last ten years it is down 0.8%. The long-run trend across the full record is rising.
Where does this Iceland 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 low-carbon energy. 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 low-carbon energy
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
82 places, 4,680 data points, 1965–2025
Last refreshed

Measured as a percentage of total energy supply.