jefferson county texas annual budget fiscal year 2006 2007 carl griffith judge eddie arnold commissioner pct 1 waymon hallmark 3 mark domingue 2 everette bo alfred 4 patrick swain auditor courthouse history of is a 904 square mile situated in the coastal plain or gulf prairie region extreme southeastern comprised mainly grassy plains though it has dense forest belt marshy saltgrass terrain and within its boundaries area low flat with altitudes rising from sea level to approximately 50 feet above subtropical humid climate mean temperature 69 degrees averages fifty three inches rainfall average growing season 225 days several incorporated towns make up including beaumont bevil oaks china groves nederland nome port arthur neches was formed 1836 organized 1837 one original counties republic first seat named after thomas