Fairfield CSD is a public school district serving approximately 1700 PK-12 students in the Fairfield, IA community and surrou ... nding area. The district offers preschool at the Washington Elementary School site, K-4 education at Washington Elementary, Pence Elementary, and Libertyville Elementary; grades 5-8 at Fairfield Middle School, and grades 9-12 at Fairfield High School. read more