WARREN COMMUNITY UNIT SCHOOL DISTRICT #222 1905 100th Street Monmouth, Illinois 61462 Phone: 309.734.9411 Fax: 309.734.6090 Warren School is a K-12 district located in west central Illinois. The school district serves a population of 400 students who live in the rural areas surrounding Monmouth. The school superintendent, Mr. William Rees, has been the superintendent at Warren for the past 20 ...