Share of terrestrial Key Biodiversity Areas that are protected in South Korea

South Korea: Share of terrestrial Key Biodiversity Areas that are protected was 43.7% in 2025. ▲ Rising

Latest (2025)
43.7%
Change on year
unchanged
World rank
130th
of 240 countries
All-time high
43.7%
in 2023
All-time low
29.9%
in 2000
Years of data
26
2000–2025

Share of terrestrial Key Biodiversity Areas that are protected in South Korea, 2000–2025

0102030402000201220252000: 29.9 %2001: 29.9 %2002: 30 %2003: 30 %2004: 30 %2005: 30 %2006: 33.8 %2007: 34 %2008: 37.7 %2009: 39.6 %2010: 39.6 %2011: 39.8 %2012: 39.8 %2013: 40 %2014: 40 %2015: 40 %2016: 40.2 %2017: 40.2 %2018: 40.3 %2019: 42.9 %2020: 42.9 %2021: 43.6 %2022: 43.6 %2023: 43.7 %2024: 43.7 %2025: 43.7 %

Source: BirdLife International, IUCN and UNEP-WCMC – processed by Our World in Data. Measured in %.

Analysis

South Korea recorded 43.7% for share of terrestrial key biodiversity areas that are protected in 2025. That is the highest value across all 26 years on record.

That represents a change of up 9.1% over ten years.

Over the whole period, share of terrestrial key biodiversity areas that are protected in South Korea peaked at 43.7% in 2023 and was at its lowest, 29.9%, in 2000.

South Korea ranks 130th of 240 countries on this measure, in the middle of the range.

The long-run direction has been consistently rising across the 26 years of available data.

Share of terrestrial Key Biodiversity Areas that are protected in South Korea, year by year

Annual values for Share of terrestrial Key Biodiversity Areas that are protected in South Korea, 2000 to 2025.
Year % Change
2000 29.9%
2001 29.9% +0.0%
2002 30.0% +0.3%
2003 30.0% +0.0%
2004 30.0% +0.0%
2005 30.0% +0.1%
2006 33.8% +12.5%
2007 34.0% +0.7%
2008 37.7% +10.8%
2009 39.6% +5.0%
2010 39.6% +0.0%
2011 39.8% +0.6%
2012 39.8% +0.0%
2013 40.0% +0.4%
2014 40.0% +0.0%
2015 40.0% +0.0%
2016 40.2% +0.4%
2017 40.2% +0.0%
2018 40.3% +0.3%
2019 42.9% +6.3%
2020 42.9% +0.0%
2021 43.6% +1.8%
2022 43.6% +0.0%
2023 43.7% +0.0%
2024 43.7% +0.0%
2025 43.7% +0.0%

South Korea compared with similar countries

  • South Korea's 43.7% is below the median for high income countries, which is 52.5%, 83% of the median. (83 countries reporting)
  • South Korea's 43.7% is above the median for East Asia & Pacific, which is 38.5%, 1.1× the median. (36 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
2000s 32.5% 29.9% 39.6% 10
2010s 40.3% 39.6% 42.9% 10
2020s 43.5% 42.9% 43.7% 6

Countries ranked near South Korea

  1. 127 Mongolia 45.2% compare
  2. 128 Serbia 45.1% compare
  3. 129 Belize 44.8% compare
  4. 131 New Caledonia 43.6% compare
  5. 132 Algeria 43.5% compare
  6. 133 United States Virgin Islands 43.4% compare

See the full ranking of 240 places →

More environment data for South Korea

All data for South Korea →

Frequently asked questions

What is share of terrestrial key biodiversity areas that are protected in South Korea?
Share of terrestrial key biodiversity areas that are protected in South Korea was 43.7% in 2025, according to BirdLife International, IUCN and UNEP-WCMC – processed by Our World in Data.
What is the highest share of terrestrial key biodiversity areas that are protected recorded in South Korea?
The highest recorded value was 43.7% in 2023.
What is the lowest share of terrestrial key biodiversity areas that are protected recorded in South Korea?
The lowest recorded value was 29.9% in 2000.
How does South Korea rank for share of terrestrial key biodiversity areas that are protected?
South Korea ranks 130th out of 240 countries with data for 2025.
Is share of terrestrial key biodiversity areas that are protected rising or falling in South Korea?
Over the last ten years it is up 9.1%. The long-run trend across the full record is rising.
Where does this South Korea data come from?
The figures come from BirdLife International, IUCN and UNEP-WCMC – processed by Our World in Data, published as part of Share of terrestrial Key Biodiversity Areas that are protected. Statizoid updates them automatically from the source API.

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Share of terrestrial Key Biodiversity Areas that are protected in South Korea. Statizoid, drawing on BirdLife International, IUCN and UNEP-WCMC – processed by Our World in Data. Retrieved 22 September 2026, from https://environment.statizoid.com/stat/protected-terrestrial-biodiversity-sites/korea-rep/

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About this data

Indicator
Share of terrestrial Key Biodiversity Areas that are protected
Unit
%
Source
BirdLife International, IUCN and UNEP-WCMC – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
240 places, 6,240 data points, 2000–2025
Last refreshed

Average proportion of Terrestrial Key Biodiversity Areas (KBAs) covered by protected areas (%).