The city of Centralia is located within the counties of Clinton, Jefferson, Marion and Washington. It covers a total area of 23.9 sq. km. The local educated and trained workforce is engaged in businesses related to industries involved in aviation, arts and crafts, architecture, construction, apparel, freight forwarding, health, hotel and metal fabrication. Businesses related to medical waste management, contracting in plumbing, excavation and masonry enhance the economy. Commercial spaces are utilized by libraries, machine shops, marinas and libraries.