Share of primary energy from oil in Iran

Iran: Share of primary energy from oil was 29.1% in 2025. ▼ Falling

Latest (2025)
29.1%
Change on year
down 0.0%
World rank
62nd
of 79 countries
All-time high
88.2%
in 1968
All-time low
28.1%
in 2020
Years of data
61
1965–2025

Share of primary energy from oil in Iran, 1965–2025

20406080196519952025

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

Iran recorded 29.1% for share of primary energy from oil in 2025.

The figure is down 7.6% over ten years.

Over the whole period, share of primary energy from oil in Iran peaked at 88.2% in 1968 and was at its lowest, 28.1%, in 2020.

Iran ranks 62nd of 79 countries on this measure, in the bottom quarter.

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

Averages by decade

DecadeAverage LowestHighest Years
1960s 87.8% 87.2% 88.2% 5
1970s 81.4% 78.6% 86.4% 10
1980s 80.5% 75.8% 83.6% 10
1990s 66.8% 56.9% 78.6% 10
2000s 48.3% 42.4% 55.8% 10
2010s 34.7% 29.9% 40.6% 10
2020s 29.2% 28.1% 30.1% 6

Countries ranked near Iran

  1. 59 Oman 30.2% compare
  2. 60 Bangladesh 30.0% compare
  3. 61 Estonia 29.3% compare
  4. 63 Vietnam 29.1% compare
  5. 64 Qatar 28.8% compare
  6. 65 Belarus 28.7% compare

See the full ranking of 82 places →

More energy & mining data for Iran

All data for Iran →

Frequently asked questions

What is share of primary energy from oil in Iran?
Share of primary energy from oil in Iran was 29.1% 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 oil recorded in Iran?
The highest recorded value was 88.2% in 1968.
What is the lowest share of primary energy from oil recorded in Iran?
The lowest recorded value was 28.1% in 2020.
How does Iran rank for share of primary energy from oil?
Iran ranks 62nd out of 79 countries with data for 2025.
Is share of primary energy from oil rising or falling in Iran?
Over the last ten years it is down 7.6%. The long-run trend across the full record is falling.
Where does this Iran 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 oil. 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 oil
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.