Jim Costa is an American politician who has served as a member of the U.S. House of Representatives since 2005. He represents California's 16th congressional district, which includes parts of the San Joaquin Valley. Costa is a member of the Democratic Party and has focused on issues such as agriculture, water resources, and education during his time in office. Before his congressional career, Costa served in the California State Assembly and the California State Senate. He has a background in agriculture, having worked on his family's farm, which has influenced his legislative priorities. Costa is known for his efforts to support local farmers and promote sustainable practices.