The Sumner Main Street Association works to stimulate economic growth and revitalization, enhance beautification, nurture historic preservation, and ensure the vitality of downtown Sumner.

The Sumner Main Street Association (SMSA) is a nonprofit organization with the mission of revitalizing Sumner’s historic downtown district. SMSA is a Washington Main Street Community and uses the National Main Street Program’s Four-Point Approach to guide its historic downtown revitalization. The Main Street Four-Point Approach is a comprehensive community-based approach to community revitalization using each of the following four points: Design, Economic Vitality, Promotion, and Outreach. These four points guide our organizational structure and annual work plans.