Osumacinta is a Municipality of 3792 inhabitants, placed in the State of Chiapas, with a fertility rate of 2.65 children per woman. 9.31% of the population migrated from outside the State of Chiapas. 12.79% of the population is indigenous, 10.30% of the inhabitants speak one indigenous language, and 0.03% speak that indigenous language, but not Spanish.50.92% of the inhabitants of Osumacinta are Catholic, 47.91% are economically active and, within this active population, 96.15% are employed. Additionally, 97.71% of the dwellings have piped water and 3.48% have Internet access.
List of Towns and towns in the Municipality of Osumacinta: