Teuchitlán is a town and municipality in Jalisco, central-western Mexico. The municipality covers an area of 219.1 km and is 36 mi from Guad…Teuchitlán is a town and municipality in Jalisco, central-western Mexico. The municipality covers an area of 219.1 km and is 36 mi from Guadalajara, the capital city. As of 2005, the municipality had a total population of 8,361.