Colleges & Universities in Washington, IA University of Iowa Outreach414 E Polk StWashington, IA, 523533196534171Colleges Universities Washington County Extension2223 250th StWashington, IA, 523533196534811Colleges UniversitiesWashington County AuditorWashington County CourthouseWashington County OfficesWashington County Treasurer Show MoreSee AlsoNursing Schools