Usa-Places.com listou aprox 12 Instituições educacionais dentro Ottumwa. Alguns dos mais bem avaliados Instituições educacionais dentro Ottumwa estão- Evans Middle School, Ottumwa High School, Escola Primária Liberty, Horace Mann Elementary School, Douma Elementary School, Ottumwa Schools Warehouse, Ottumwa Community School District, Wilson Elementary School, Ottumwa Community School District Office & James Elementary School.