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Lifespan Developmental Trajectory

Lifespan Trajectory Visualizer

Observe empirical population personality shifts across age 10 to 80 based on 1,410,553 survey responses.

💡Lifespan trajectories trace how population Percentile Ranks (0–100th %ile) evolve from age 10 to 80.
Percentile Calculator →
Population Trajectory for Neuroticism:Age 10 to 80 Trends
70 (38th %ile)75 (48th %ile)80 (58th %ile)85 (68th %ile)90 (78th %ile)
Age 10 (Adolescence)Age 25 (Young Adult)Age 50 (Mid-Life)Age 80 (Senior)
Key Developmental Insight:

Neuroticism peaks during adolescence (ages 13–17) and shows a steady downward trajectory as emotional stability increases through adulthood.