Baytown is the fourth-largest city of Texas. Baytown Refinery is one of the largest Exxon Refineries in the world and Exxon-Mobil is one of the major employers of the city. It is also home to several retail establishments. State Farm Mutual Auto Insurance and Zions Bank are the city's major financial service providers. The average home value is $119,995 and the average income is $42,120.