Santiago Tepetlapa is a Municipality of 131 inhabitants, placed in the State of Oaxaca, with a fertility rate of 4.17 children per woman. 9.16% of the population migrated from outside the State of Oaxaca. 2.29% of the population is indigenous, 1.67% of the inhabitants speak one indigenous language, and 0.00% speak that indigenous language, but not Spanish.99.24% of the inhabitants of Santiago Tepetlapa are Catholic, 42.59% are economically active and, within this active population, 97.83% are employed. Additionally, 92.31% of the dwellings have piped water and 0.00% have Internet access.
List of Towns, communities and towns in the Municipality of Santiago Tepetlapa: