Calhoun County Museum - Local history museum containing items about Port Lavaca and Indianola. Calhoun County Public Library - Includes history, parton information, branch locations, new arrivals, coming events, and online card catalog. Calhoun County Independent School District - Includes information on the campuses, teachers and salaries available. Contact information provided. Calhoun County Government - Contact details for government departments and area information. Butterflies of Calhoun County, Texas - Information about and pictures of all the known species of butterflies in the county. Handbook of Texas Online: Calhoun County - Current and historical information about Calhoun County. Calhoun County Appraisal District - Presents property search, contact information, and forms.