Northern Mariana Islands
19502100
2026
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Total population
42,914
Density
94 people/km²
Median age
38.8 years
Growth rate
-1.30%
Total population from 1950 to 2100 (projections beyond 2024)
Male and female population with sex ratio trend
No population by gender data available.
Population distribution by 5-year age groups (Projection)
People per square kilometre
Age where half the population is younger
Annual percentage change in population size
Northern Mariana Islands passed its population peak 26 years ago in 2000, and has since declined by 37.2%. The sex ratio of 113 males per 100 females is notably higher than the global average of ~101. The population is gradually aging, with median age projected to reach 40 by 2050 (currently 37 in 2026).