Border history · 1886–2023

Sierra Leone borders over time

CShapes records 3 changes to the borders of Sierra Leone between 1886 and 2023. It has been independent since April 27, 1961. Its territory covers 72,479 km², less than the 83,201 km² it covered in 1886. The largest single change came on August 10, 1889, when it lost about 10,722 km².

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Border changes
3
Area today
72,479 km²
Largest change
−10,722 km² (1889)
Status
Independent since 1961
April 27, 1961 – presentChoose a period to see its borders. The dashed line is the period before.

Timeline of Sierra Leone's borders

Each period is one border version in CShapes, with its area and the change from the period before.

  1. January 1, 1886 – August 9, 1889

    83,201 km²First recorded versionRuled by United KingdomWorld map in 1886

  2. August 10, 1889 – August 23, 1895

    72,479 km²−10,722 km²Ruled by United KingdomWorld map in 1890

  3. August 24, 1895 – April 26, 1961

    72,479 km²±0 km²Ruled by United KingdomWorld map in 1896

  4. April 27, 1961 – present

    72,479 km²±0 km²IndependentWorld map in 1961

What changed

Independence, transfers between rulers, and border changes recorded for this country.

  1. Sierra Leone loses about 10,722 km² of territory.
  2. Sierra Leone becomes independent from United Kingdom.