Sierra Leone

Country in Western Africa, Africa · ranked on 1,380 metrics

Sierra Leone is a country in Africa with a population of 8,996,745 (101st of 235). It ranks best for Mortality, All - Crude Rate (1st of 182), Mortality, All - ASR (1st of 183), Mortality, Male - Crude Rate (1st of 183). It ranks lowest for Infant Mortality Rate (198th of 198), Life Expectancy (199th of 200), World Happiness Score (143rd of 144).

Population
9M
101st highest of 235
Density
124.6
99th highest of 235
Growth rate
2.01%
45th highest of 235
Area
71,740
120th highest of 235
Continent
Africa
Western Africa

Strengths and weak spotsPercentileWhere a place sits among all places, from 0 to 100. 100 is the best, 50 is the middle, 0 is the worst.More in the glossary →

Percentile on 414 metrics that rank at least half of all countries, given whether higher or lower is better.

Totals that track populationCounts like “number of burglaries” that mostly reflect how many people live somewhere, so big places rank high or low regardless.More in the glossary →

Best at

Highest percentiles, given whether higher or lower is better

  1. Cancer Rates by Country · 2022
    1st of 183
  2. Lung Cancer Rates by Country · 2022
    2nd of 184
  3. Plastic Pollution by Country · 2025
    4th of 164
  4. Greenhouse Gas Emissions by Country · 2023
    6th of 206
  5. Economic Indicators by Country (World Bank) · 2025
    6th of 184
  6. Obesity Rates by Country · 2024
    7th of 199
  7. CO₂ Emissions per $1K GDP0.05 tonnes/$1kGDP
    CO₂ Emissions by Country · 2024
    tied 5th of 198
  8. Coronavirus by Country
    tied 7th of 223
  9. Childhood Obesity Rates by Country
    tied 7th of 190
  10. Most Dangerous Countries for Women · 2024
    tied 8th of 198

Worst at

Lowest percentiles, given whether higher or lower is better

  1. Infant Mortality Rate75.97 deaths per 1k births
    Infant Mortality Rate by Country · 2022
    198th of 198
  2. Countries with Water Scarcity · 2019
    163rd of 163
  3. Other STIs Rate354.38 per 100k
    STD Rates by Country · 2023
    200th of 201
  4. Past Life Expectancy by Country
    199th of 200
  5. Average Net Worth by Country · 2022
    168th of 169
  6. Wealth per Adult by Country · 2023
    162nd of 163
  7. Happiest Countries in the World · 2025
    143rd of 144
  8. Average IQ by Country · 2019
    tied 195th of 197
  9. Environmental Performance Index by Country · 2026
    173rd of 176
  10. Countries Without Clean Water
    141st of 144

Profile by category

Average percentile per category, from the median line. Select a category to list its metrics.

Strongest category Law (61), weakest Education (11). Select a category to list its metrics.

Notable facts

Where it ranks first or last among countries

Where it is

Shaded by population; select a place to open it

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Similar places

Closest percentiles on 58 widely reported measures from 12 categories, leaving out size and totals

  1. Liberia85% similar
  2. Guinea83% similar
  3. Guinea-Bissau82% similar
    Compared on 56 of 58
  4. Cameroon81% similar
  5. Togo81% similar

Cities in Sierra Leone

1 city with a report card, largest first

Quick answers

What is the population of Sierra Leone?
Sierra Leone has a population of 8,996,745, 101st among 235 countries.
What does Sierra Leone rank best at?
Among countries, Sierra Leone ranks best for Mortality, All - Crude Rate (1st of 182); Mortality, All - ASR (1st of 183); Mortality, Male - Crude Rate (1st of 183).
Where does Sierra Leone rank worst?
Sierra Leone ranks lowest for Infant Mortality Rate (198th of 198); Life Expectancy (199th of 200); World Happiness Score (143rd of 144).
How many statistics does Rankodex have for Sierra Leone?
Rankodex ranks Sierra Leone on 1,380 statistics compared with other countries, compiled from World Population Review and the sources it cites.

Every metric

1,380 metrics with a value for this place, in 474 topics