Leeftijdsopbouw per vijfjaarsgroepen 2023| man | vrouw |
|---|
| Gemeente Leiderdorp | Hollands Midden | Gemeente Leiderdorp | Hollands Midden |
|---|
| 0-4 | 702 | 21.992 | 656 | 20.839 |
|---|
| 5-9 | 760 | 22.130 | 687 | 21.055 |
|---|
| 10-14 | 761 | 23.260 | 756 | 22.513 |
|---|
| 15-19 | 799 | 24.449 | 780 | 23.795 |
|---|
| 20-24 | 749 | 26.807 | 674 | 28.337 |
|---|
| 25-29 | 719 | 26.395 | 660 | 26.319 |
|---|
| 30-34 | 838 | 28.246 | 830 | 27.343 |
|---|
| 35-39 | 770 | 25.593 | 858 | 25.410 |
|---|
| 40-44 | 770 | 24.447 | 828 | 24.859 |
|---|
| 45-49 | 821 | 24.138 | 848 | 24.504 |
|---|
| 50-54 | 965 | 28.918 | 1.084 | 29.832 |
|---|
| 55-59 | 1.014 | 29.569 | 1.050 | 29.715 |
|---|
| 60-64 | 913 | 27.136 | 928 | 27.799 |
|---|
| 65-69 | 788 | 23.377 | 874 | 24.096 |
|---|
| 70-74 | 748 | 21.209 | 899 | 21.989 |
|---|
| 75-79 | 676 | 17.292 | 808 | 19.055 |
|---|
| 80-84 | 350 | 9.699 | 528 | 12.173 |
|---|
| 85-89 | 196 | 4.802 | 321 | 7.530 |
|---|
| 90-94 | 63 | 1.658 | 132 | 3.401 |
|---|
| 95 en ouder | 9 | 267 | 45 | 915 |
|---|