Tejupilco Region
Region X is a Mexican intrastate region within the State of Mexico, one of 16. It borders the states of Mexico|states] of Guerrero and Michoacán in the southwest corner of the state. The region comprises four municipalities: Amatepec,
Luvianos,
Tejupilco,
Tlatlaya. It is largely rural.
| Municipality | Area 2010 | Population 2005 Census | Population 2010 Census | Population density |
| Amatepec | 624.9 | 27,026 | 26,334 | 42.1 |
| Luvianos | 702.2 | 28,213 | 27,781 | 39.6 |
| Tejupilco | 669.1 | 62,547 | 71,077 | 113.7 |
| Tlatlaya | 798.9 | 33,308 | 32,997 | 41.3 |
| Region X Tejupilco | 2795.1 | 151,094 | 158,169 | 56.5 |