Sierra Leone vs United States of America: Proportion of forest area within legally established protected areas

Sierra Leone
40.6%
in 2025
United States of America
10.0%
in 2025
Sierra Leone rank
32nd
United States of America rank
32nd

Proportion of forest area within legally established protected areas over time

  • Sierra Leone
  • United States of America
010203040199020072025

How they compare

Sierra Leone currently reports 40.6% against 10.0% in United States of America, a difference of 30.6%.

That makes Sierra Leone's figure about 4.1 times United States of America's.

The two have swapped places 1 time across 6 shared years of data; in 1990 it was United States of America ahead.

Sierra Leone ranks 32nd and United States of America ranks 32nd of 197 countries.

Across the 4 decades both report, Sierra Leone averaged higher in 1 and United States of America in 3.

Head to head by decade

Decade Sierra Leone United States of America Difference Ahead
1990s 0.1% 5.8% 5.7% United States of America
2000s 4.3% 6.7% 2.5% United States of America
2010s 6.7% 9.7% 3.0% United States of America
2020s 24.9% 10.1% 14.7% Sierra Leone

Averages of every year both report within each decade.

Frequently asked questions

Which has higher proportion of forest area within legally established protected areas, Sierra Leone or United States of America?
Sierra Leone, at 40.6% against 10.0% in United States of America as of 2025.
What is the difference in proportion of forest area within legally established protected areas between Sierra Leone and United States of America?
30.6%, with Sierra Leone ahead.
How many years of comparable data are there for Sierra Leone and United States of America?
6 years are reported by both, from 1990 to 2025.
How do Sierra Leone and United States of America rank globally for proportion of forest area within legally established protected areas?
Sierra Leone ranks 32nd and United States of America ranks 32nd of 197 countries.
Where does this data come from?
United Nations Statistics Division, SDG Global Database, published as Proportion of forest area within legally established protected areas (%). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Sierra Leone vs United States of America: Proportion of forest area within legally established protected areas. Statizoid, drawing on United Nations Statistics Division, SDG Global Database. Retrieved 15 September 2026, from https://environment.statizoid.com/compare/proportion-of-forest-area-within-legally-established-protected-areas-percent/sierra-leone/united-states-of-america/

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About this data

Indicator
Proportion of forest area within legally established protected areas (%)
Source
United Nations Statistics Division, SDG Global Database
Licence
UN SDG Global Database (open, attribution requested)
Coverage
232 places, 1,379 data points, 1990–2025
Last refreshed