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Aruba's population is projected to peak at 108,164 in 2026. That is a 2.5-fold increase on the 42,738 recorded in 1950. Its population is essentially flat, holding near zero growth. People are packed in tightly, at 601 people/km², among the most crowded places on Earth. Half the population is younger than 41.7 years, and the age structure is steadily tilting older: the median is projected to reach 44.2 by 2050. Women outnumber men, at 90 males per 100 females. By 2100, UN projections see it falling to 75,169 (-31% from 2026).
Total population
108,164
Density
601 people/km²
Median age
41.7 years
Growth rate
-0.02%
Aruba's population holds roughly steady. The sex ratio of 90 males per 100 females is notably lower than the global average of ~101. The population is gradually aging, with median age projected to reach 44 by 2050 (up from 42 in 2026). Population density is high at 601 people per km². UN projections show a decline to 75.2K by 2100.