Age that divides the population into two numerically equal parts, i.e. the age which collects 50% of the population. Figures for the following census dates: February 14 (2000), 17 October (2005) and June 12 (2010).
| 1970 | 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Distrito Federal | 17 | 22 | 26 | 29 | 30 | 31 | 31 | 32 | 32 | 33 | 33 | 33 | 34 | 34 | 35 | 35 | 36 | 36 |
| Mexico State | 15 | 19 | 22 | 24 | 25 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 29 | 29 | 29 | 30 | 30 | 30 |
| Yucatn | 17 | 19 | 23 | 24 | 26 | 26 | 27 | 27 | 27 | 27 | 28 | 28 | 29 | 29 | 29 | 30 | 30 | 30 |
| Veracruz | 15 | 19 | 22 | 24 | 26 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 30 | 30 | 30 |
| Morelos | 16 | 19 | 23 | 24 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 28 | 29 | 29 | 29 | 30 | 30 | 30 |
| Sonora | 16 | 20 | 23 | 25 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 29 | 29 | 29 | 30 |
| Sinaloa | 15 | 19 | 22 | 24 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 28 | 29 | 29 | 29 | 30 | 30 |
| Nuevo Len | 16 | 21 | 24 | 25 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 30 | 30 |
| Tamaulipas | 16 | 20 | 23 | 25 | 26 | 26 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 29 | 29 | 29 | 30 | 30 |
| Baja California | 16 | 20 | 23 | 24 | 25 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 28 | 29 | 29 | 29 | 30 |
| Colima | 15 | 19 | 23 | 25 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 29 | 29 | 29 | 30 |
| Baja California Sur | 15 | 20 | 23 | 24 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 28 | 29 | 29 | 29 | 29 |
| Chihuahua | 15 | 20 | 23 | 24 | 25 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 28 | 29 | 29 | 29 |
| Hidalgo | 15 | 18 | 21 | 23 | 25 | 25 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 28 | 29 | 29 | 29 |
| Quertaro | 14 | 17 | 21 | 23 | 24 | 25 | 25 | 25 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 29 | 29 |
| Tabasco | 14 | 17 | 21 | 23 | 24 | 25 | 25 | 25 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 29 | 29 |
| Campeche | 16 | 18 | 21 | 23 | 25 | 25 | 25 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 28 | 29 | 29 |
| San Luis Potos | 15 | 18 | 21 | 23 | 24 | 25 | 25 | 25 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 28 | 29 | 29 |
| Jalisco | 15 | 19 | 22 | 23 | 25 | 25 | 25 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 28 | 29 | 29 |
| Tlaxcala | 15 | 18 | 21 | 23 | 24 | 24 | 25 | 25 | 25 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 28 | 29 |
| Coahuila | 16 | 20 | 23 | 24 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 29 |
| Quintana Roo | 15 | 18 | 21 | 23 | 24 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 27 | 27 | 28 | 28 | 28 | 29 |
| Nayarit | 15 | 19 | 22 | 24 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 28 | 29 |
| Oaxaca | 15 | 17 | 20 | 22 | 24 | 24 | 25 | 25 | 25 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 28 |
| Puebla | 15 | 18 | 21 | 22 | 24 | 24 | 24 | 25 | 25 | 25 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 28 |
| Durango | 15 | 18 | 21 | 23 | 24 | 24 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 28 |
| Aguascalientes | 15 | 18 | 21 | 22 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 26 | 26 | 26 | 27 | 27 | 28 | 28 |
| Michoacn | 14 | 17 | 21 | 23 | 24 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 28 |
| Guanajuato | 15 | 18 | 20 | 22 | 24 | 24 | 24 | 25 | 25 | 25 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 28 |
| Zacatecas | 14 | 17 | 21 | 23 | 24 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 28 |
| Guerrero | 14 | 17 | 19 | 21 | 23 | 23 | 23 | 24 | 24 | 24 | 25 | 25 | 25 | 26 | 26 | 26 | 27 | 27 |
| Chiapas | 14 | 16 | 19 | 20 | 21 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 25 |