Aantal inwoners naar leeftijd in Holland Rijnland per 1-1-2015.
| regio | 0-14 | 15-44 | 45-64 | 65-74 | 75 en ouder | totaal | |
|---|---|---|---|---|---|---|---|
| 0 | 32.459 | 65.523 | 52.956 | 19.409 | 14.239 | 184.586 | |
| 1 | Hillegom | 3.501 | 7.255 | 6.208 | 2.331 | 1.806 | 21.101 |
| 2 | Katwijk | 12.392 | 24.099 | 16.819 | 6.070 | 4.253 | 63.633 |
| 3 | Lisse | 3.746 | 7.667 | 6.592 | 2.572 | 1.962 | 22.539 |
| 4 | Noordwijk | 6.448 | 14.316 | 12.557 | 5.021 | 3.325 | 41.667 |
| 5 | Teylingen | 6.372 | 12.186 | 10.780 | 3.415 | 2.893 | 35.646 |
| 6 | 31.482 | 84.736 | 54.471 | 19.295 | 14.692 | 204.676 | |
| 7 | Leiden | 16.957 | 57.841 | 29.871 | 9.907 | 6.986 | 121.562 |
| 8 | Leiderdorp | 4.500 | 8.734 | 8.056 | 3.113 | 2.450 | 26.853 |
| 9 | Oegstgeest | 4.211 | 7.516 | 6.717 | 2.411 | 2.142 | 22.997 |
| 10 | Voorschoten | 4.561 | 8.004 | 7.179 | 2.889 | 2.517 | 25.150 |
| 11 | Zoeterwoude | 1.253 | 2.641 | 2.648 | 975 | 597 | 8.114 |
| 12 | 27.928 | 57.151 | 47.130 | 17.137 | 11.008 | 160.354 | |
| 13 | Alphen a/d Rijn | 19.067 | 39.424 | 30.578 | 11.067 | 7.260 | 107.396 |
| 14 | Kaag en Braassem | 4.370 | 8.642 | 8.015 | 2.914 | 1.903 | 25.844 |
| 15 | Nieuwkoop | 4.491 | 9.085 | 8.537 | 3.156 | 1.845 | 27.114 |
| totaal | 91.869 | 207.410 | 154.557 | 55.841 | 39.939 | 549.616 |
Bron: Centraal Bureau voor de Statistiek (CBS)