Population Pyramid of Solomon Islands2024
Total population
819K
Median age
21.5
Peak year
2100
Peak population
1.8M
Age & sex distribution over time
1950 · 109K · median age 17.8
1980 · 238K · median age 15.8
2000 · 440K · median age 18.3
2024 · 819K · median age 21.5
2050 · 1.3M · median age 27.5
2100 · 1.8M · median age 38.8
Source: UN World Population Prospects 2024 Revision (CC BY 3.0 IGO). Values in thousands. Years after 2024 are medium-variant projections.
Key insights
Demographic profile
Solomon Islands presently shows an expansive pyramid with a young median age, characteristic of the early demographic transition — fertility remains high while mortality has fallen. The median age in 2024 is 21.5 years.
Age composition
Children under 15 account for 37.0% of the population; people 65 and older account for 3.6%.
Peak population
UN medium-variant projections place Solomon Islands's peak population in 2100.
Long arc
In 1950 the population was 0.1 million with median age 17.8. Projected 2100 values are 1.8 million and median age 38.8.