Isla Municipality is a municipality in Veracruz, Mexico. It is located in south zone of the State of Veracruz, about 370 km from state capital Xalapa. It has a surface of 714.80 km2. It is located at .
Isla Municipality is delimited to the north by Tlacotalpan Municipality and Santiago Tuxtla Municipality, to the east by Hueyapan de Ocampo Municipality and Juan Rodríguez Clara Municipality, to the south by Playa Vicente Municipality and to the west by José Azueta Municipality.
In Isla , in May takes place the celebration in honor to Sagrado Corazón, Patron of the town.
The weather in Isla is warm all year with rains in summer and autumn.
In Spanish, the word "Isla" means " Island "