Sierra Leone, Africa

The designations employed and the presentation of material on this map do not imply the expression of any opinion whatsoever on the part of the Secretariat of the United Nations concerning the legal status of any country, territory, city or area or of its authorities, or concerning the delimitation of its frontiers or boundaries.

Number of Protected areas


10 with management effectiveness evaluations

Polygons/Points ratio

72% Polygons

28% Points

Number of sources

For International designations 1
For National designations 11

Protected areas coverage (Ref 1 ↓ )

Area terrestrial

9.39% coverage

6,825 km2 Land Area Protected

72,709 km2 Total Land Area

4% 5th National Report Coverage

3.63% with management effectiveness evaluation

2,637.099469 km2 Area Assessed

Area marine

0.54% coverage

863 km2 Marine Area Protected

160,453 km2 Total Marine Area

0.08% with management effectiveness evaluation

122.954659 km2 Area Assessed

Warning: These statistics might differ from those reported officially by countries due to difference in methodologies and datasets used to assess protected area coverage and differences in the base maps used to measure terrestrial and marine area of a country or territory. Download the country's latest national report (pdf)

Learn how we calculate protected area coverage statistics

IUCN Management categories

Management categories Count %
5 10.0
1 2.0
1 2.0
43 86.0

Governance types

Name Governance type Count %
4 8.0
46 92.0

Regional designations


Categories Count

International designations