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Population Review

Rank #166 by World Population

🇸🇱Sierra Leone

Sierra Leone has a population of 8,460,512, ranking #166 in the world. The capital is Freetown. Located in Sub-Saharan Africa .

World Bank: Low income

8,460,512

Population

#166

World Rank

61.8

Life Expectancy

$758

GDP Per Capita

Sierra Leone, #166 by world population


Sierra Leone Population History (1960-2024)

The country of Sierra Leone had a population of 2,268,356 in 1960 and 8,642,022 in 2024, a 3.8× growth over 64 years. The peak was 8,642,022 in 2024. Average annual growth rate: 2.12%.

2024 · 8.6M19602024

8,642,022

Population (2024)

2,268,356

Population (1960)

8,642,022

Peak (2024)

2.12%

Avg Annual Growth

YearPopulation
19602,268,356
19612,304,227
19622,342,242
19632,382,258
19642,424,390
19652,468,666
19662,514,638
19672,562,384
19682,611,532
19692,661,365
19702,712,286
19712,763,222
19722,814,388
19732,866,955
19742,920,459
19752,974,657
19763,028,820
19773,085,354
19783,145,517
19793,207,499
19803,272,089
19813,338,940
19823,408,183
19833,481,646
19843,558,758
19853,638,438
19863,728,380
19873,829,718
19883,934,517
19894,034,037
19904,196,828
19914,246,267
19924,166,366
19934,157,130
19944,173,105
19954,179,179
19964,199,210
19974,253,716
19984,295,785
19994,318,043
20004,423,611
20014,692,716
20024,971,435
20035,177,687
20045,355,717
20055,501,712
20065,624,466
20075,749,352
20085,894,722
20096,055,646
20106,222,714
20116,387,251
20126,551,080
20136,714,051
20146,876,385
20157,037,655
20167,205,328
20177,379,299
20187,554,563
20197,731,991
20207,912,558
20218,094,602
20228,276,807
20238,460,512
20248,642,022

Demographics

Population8,460,512
Population Growth Rate2.20%
Urban Population44.8%
Fertility Rate3.79 births/woman
Life Expectancy61.8 years
Infant Mortality Rate56.3 per 1,000
Literacy Rate-

Economy & Trade

$758

GDP Per Capita

3.1%

Unemployment Rate

Low income

Income Level

55.3%

Trade (% of GDP)

Health & Education

4.7%

Health Expenditure (% GDP)

0.13

Physicians per 1,000

2.6%

Education Expenditure (% GDP)

56.3

Infant Mortality (per 1,000)

Development & Connectivity

35.5%

Electricity Access

21.5%

Internet Users

102

Mobile Subs per 100

117.2

People per km2

-4,000

Net Migration

Environment

34.3%

Forest Area


Other Countries in Sub-Saharan Africa

Sierra Leone in global context

Sierra Leone is one of 212 countries tracked. See how it ranks globally, regional shares of world population, and projections to 2050 / 2100.

World Population 2026: Top 10 Countries, Regions & Trends →

Other related entities

Country rankings

Frequently Asked Questions

Sierra Leone has a population of 8,460,512, ranking #166 in the world. The annual population growth rate is 2.20%.

Life expectancy in Sierra Leone is 61.8 years. The infant mortality rate is 56.3 per 1,000 live births.

Sierra Leone's GDP per capita is $758. It is classified as a low income country by the World Bank.

44.8% of Sierra Leone's population lives in urban areas. The overall population density is 117.2 people per square kilometer.

Literacy data for Sierra Leone is available from the World Bank.

International data from the World Bank Open Data API. Population figures are latest available estimates. GDP per capita in current US dollars.

this entity is one of the data points covered by this site’s U.S. population demographics dataset. The detail above comes directly from the U.S. Census Bureau ACS and decennial files; the context that follows situates the headline numbers against the broader distribution across U.S. states, metros, cities, and ZIPs.

The methodology behind every numeric value on this page is publicly documented on the the U.S. Census Bureau ACS and decennial files portal and described in detail on this site’s methodology page. Refresh cadence varies by underlying series; the page surfaces the as-of date for each number so readers can trace any figure back to the source release.

For readers using this page as a decision input, the related-entity pages elsewhere on the site provide the comparison set. The most useful comparison for this entity is typically a peer within U.S. states, metros, cities, and ZIPs with similar size, similar exposure, or similar geography — not the national-level summary alone.

Source: U.S. Census Bureau ACS, 2026.