As of 2010, the municipality had a total population of 9,856,[1] up from 8,580 as of 2005.[2] It covers an area of 933 km2.
The municipality had 28 localities, the largest of which (with 2010 populations in parentheses) were: Zamora Pico de Oro (1,734), classified as urban, and Emiliano Zapata (1,082), classified as rural.[1]