The patients poputation varies by program site, but can be broadly defined as low-income and underserved patients of all ages. Outside of the Seattle and Spokane sites, patients are primarily Hispanic, Spanish-speaking migrant/seasonal farm workers and their family members. Both Seattle and Spokane serve patients from a wide variety races, ethnicities, and cultures. THe patients served at our linics often cannot access dental care anywhere else. Only 6% of patients have private dental insurance. Nearly 8 out of every 10 patients seen by residents live in extreme poverty - less than $21,200 annual household income for a family of four.