Marine protected areas in Australia

Australia: Marine protected areas was 45.4% in 2025. ▲ Rising

Latest (2025)
45.4%
Change on year
unchanged
World rank
9th
of 174 countries
All-time high
45.4%
in 2024
All-time low
40.6%
in 2017
Years of data
13
2013–2025

Marine protected areas in Australia, 2013–2025

010203040502013201920252013: 43.9 % of territorial waters2014: 44 % of territorial waters2015: 43.2 % of territorial waters2016: 40.7 % of territorial waters2017: 40.6 % of territorial waters2018: 40.6 % of territorial waters2019: 40.8 % of territorial waters2020: 40.8 % of territorial waters2021: 44.3 % of territorial waters2022: 44.3 % of territorial waters2023: 44.3 % of territorial waters2024: 45.4 % of territorial waters2025: 45.4 % of territorial waters

Source: Protected Planet: The World Database on Protected Areas (WDPA) and World Database on Other Effective Area-based Conservation Measures (WD-OECM), UN Environment Programme World Conservation Monitoring. Measured in % of territorial waters.

Analysis

In 2025, marine protected areas in Australia stood at 45.4%. That is the highest value across all 13 years on record.

That represents a change of up 5.1% over ten years.

Over the whole period, marine protected areas in Australia peaked at 45.4% in 2024 and was at its lowest, 40.6%, in 2017.

That places Australia 9th out of 174 countries with data for 2025, putting it in the top 10%.

The long-run direction has been consistently rising across the 13 years of available data.

Marine protected areas in Australia, year by year

Annual values for Marine protected areas (% of territorial waters) in Australia, 2013 to 2025.
Year % of territorial waters Change
2013 43.9%
2014 44.0% +0.2%
2015 43.2% -1.8%
2016 40.7% -5.8%
2017 40.6% -0.2%
2018 40.6% +0.0%
2019 40.8% +0.5%
2020 40.8% +0.0%
2021 44.3% +8.6%
2022 44.3% +0.0%
2023 44.3% +0.0%
2024 45.4% +2.5%
2025 45.4% +0.0%

Averages by decade

DecadeAverage LowestHighest Years
2010s 42.0% 40.6% 44.0% 7
2020s 44.1% 40.8% 45.4% 6

Countries ranked near Australia

  1. 6 Kazakhstan 52.5% compare
  2. 7 France 49.2% compare
  3. 8 United Kingdom 46.8% compare
  4. 10 Germany 45.3% compare
  5. 11 Chile 41.2% compare
  6. 12 Colombia 41.1% compare

See the full ranking of 221 places →

More climate change data for Australia

All data for Australia →

Frequently asked questions

What is marine protected areas in Australia?
Marine protected areas in Australia was 45.4% in 2025, according to Protected Planet: The World Database on Protected Areas (WDPA) and World Database on Other Effective Area-based Conservation Measures (WD-OECM), UN Environment Programme World Conservation Monitoring.
What is the highest marine protected areas recorded in Australia?
The highest recorded value was 45.4% in 2024.
What is the lowest marine protected areas recorded in Australia?
The lowest recorded value was 40.6% in 2017.
How does Australia rank for marine protected areas?
Australia ranks 9th out of 174 countries with data for 2025.
Is marine protected areas rising or falling in Australia?
Over the last ten years it is up 5.1%. The long-run trend across the full record is rising.
Where does this Australia data come from?
The figures come from Protected Planet: The World Database on Protected Areas (WDPA) and World Database on Other Effective Area-based Conservation Measures (WD-OECM), UN Environment Programme World Conservation Monitoring, published as part of Marine protected areas (% of territorial waters). Statizoid updates them automatically from the source API.

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CSV · JSON — 13 observations, free to reuse under CC BY 4.0 (World Bank Open Data).

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Marine protected areas in Australia. Statizoid, drawing on Protected Planet: The World Database on Protected Areas (WDPA) and World Database on Other Effective Area-based Conservation Measures (WD-OECM), UN Environment Programme World Conservation Monitoring. Retrieved 28 August 2026, from https://climate.statizoid.com/stat/marine-protected-areas-percent-of-territorial-waters/australia/

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About this data

Indicator
Marine protected areas (% of territorial waters)
Unit
% of territorial waters
Source
Protected Planet: The World Database on Protected Areas (WDPA) and World Database on Other Effective Area-based Conservation Measures (WD-OECM), UN Environment Programme World Conservation Monitoring
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
221 places, 2,834 data points, 2013–2025
Last refreshed

Marine protected areas are areas of intertidal or subtidal terrain--and overlying water and associated flora and fauna and historical and cultural features--that have been reserved by law or other effective means to protect part or all of the enclosed environment.