Age Structure Calculator
Analyze population age distribution and calculate key demographic indicators.
Population Data
Dependency Ratio:
(Young + Old) / Working Age × 100
Sex Ratio: Males per 100 females
Population Type
Stationary (Stable)
Total: 1,100
Youth Dependency
36.8%
Old-Age Dependency
25.0%
Total Dependency
61.8%
Sex Ratio
91.3
Age Distribution
0-14250
22.7%
15-29280
25.5%
30-44220
20.0%
45-59180
16.4%
60-74120
10.9%
75+
50
Broad Age Groups
Young (Pre-reproductive)250 (22.7%)
Working (Reproductive)680 (61.8%)
Old (Post-reproductive)170 (15.5%)
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Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
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Formula Source: Standard Mathematical References
by Various
🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.