Annual change in primary energy from renewables in Iceland

Iceland: Annual change in primary energy from renewables was -3.99 terawatt-hours in 2025. ◆ Volatile

Latest (2025)
-3.99 terawatt-hours
Change on year
down 448.8%
World rank
70th
of 77 countries
All-time high
10.61 terawatt-hours
in 2007
All-time low
-3.99 terawatt-hours
in 2025
Years of data
60
1966–2025

Annual change in primary energy from renewables in Iceland, 1966–2025

-50510196619952025

Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in terawatt-hours.

Analysis

Iceland recorded -3.99 terawatt-hours for annual change in primary energy from renewables in 2025. That is the lowest value across all 60 years on record.

The figure is down 448.8% on the previous year and down 196.5% over ten years.

Over the whole period, annual change in primary energy from renewables in Iceland peaked at 10.61 terawatt-hours in 2007 and was at its lowest, -3.99 terawatt-hours, in 2025.

That places Iceland 70th out of 77 countries with data for 2025, putting it in the bottom quarter.

The series is highly variable year to year, so single readings are best treated with caution.

Averages by decade

DecadeAverage LowestHighest Years
1960s 0.0596 terawatt-hours -0.0168 terawatt-hours 0.1922 terawatt-hours 4
1970s 0.2396 terawatt-hours -0.1073 terawatt-hours 0.6547 terawatt-hours 10
1980s 0.3513 terawatt-hours -0.095 terawatt-hours 0.8159 terawatt-hours 10
1990s 1.07 terawatt-hours -0.2151 terawatt-hours 5.27 terawatt-hours 10
2000s 4.04 terawatt-hours -0.1809 terawatt-hours 10.61 terawatt-hours 10
2010s 1.6 terawatt-hours -1.35 terawatt-hours 8.19 terawatt-hours 10
2020s -0.6749 terawatt-hours -3.99 terawatt-hours 1.44 terawatt-hours 6

Countries ranked near Iceland

  1. 67 Romania -0.9819 terawatt-hours compare
  2. 68 Slovakia -2.35 terawatt-hours compare
  3. 69 Greece -2.35 terawatt-hours compare
  4. 71 Chile -5.44 terawatt-hours compare
  5. 72 Iran -5.68 terawatt-hours compare
  6. 73 Austria -7.19 terawatt-hours compare

See the full ranking of 82 places →

More energy & mining data for Iceland

All data for Iceland →

Frequently asked questions

What is annual change in primary energy from renewables in Iceland?
Annual change in primary energy from renewables in Iceland was -3.99 terawatt-hours in 2025, according to Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data.
What is the highest annual change in primary energy from renewables recorded in Iceland?
The highest recorded value was 10.61 terawatt-hours in 2007.
What is the lowest annual change in primary energy from renewables recorded in Iceland?
The lowest recorded value was -3.99 terawatt-hours in 2025.
How does Iceland rank for annual change in primary energy from renewables?
Iceland ranks 70th out of 77 countries with data for 2025.
Is annual change in primary energy from renewables rising or falling in Iceland?
Over the last ten years it is down 196.5%. The long-run trend across the full record is volatile.
Where does this Iceland data come from?
The figures come from Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as part of Annual change in primary energy from renewables. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 60 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator
Annual change in primary energy from renewables
Unit
terawatt-hours
Source
Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
82 places, 4,604 data points, 1966–2025
Last refreshed

Change in total energy supply relative to the previous year, measured in terawatt-hours.