Churchill Center & School is accredited by the Independent Schools Association of the Central States (ISACS) and North Central Association Commission on Accreditation and School Improvement (NCA).

Churchill is also a member of the Learning Disabilities Association of America, the Missouri Independent Schools Association (MISA), the National Association for Independent Schools (NAIS), the National Council of Teachers of Mathematics (NCTM), the International Dyslexia Association (IDA), and the Independent Schools of St. Louis (ISSL).

Churchill has twice been named a Blue Ribbon School by the U.S. Department of Education (2000/2001 & 1989/90). Annually, approximately 200 public and private schools receive this prestigious award. This recognition program spotlights schools from around the country that have excelled in school leadership, teaching, curriculum, student achievement and parental involvement.

Governance
Churchill Center & School is a not-for-profit institution governed by a Board of Trustees, which is responsible for the policies and finances of the school. The Board is comprised of current parents, past parents and community leaders. Each Trustee is elected by members of the Board to serve a three-year term, and may be reelected to a second term, but may not serve three terms consecutively.

The Director of the school is employed by the Board and is responsible for carrying out Board policies in the day-to-day operation of the school (i.e., hiring all personnel, determining student placements, teacher assignments, facility utilization and curriculum).

The following standing committees of the Board work on behalf of the entire Board to meet the current and future needs of the school: Advocacy, Buildings and Grounds, Development, Executive, Finance, Strategic Planning, Personnel and Trustees.

2010/2011 Board of Trustees
William G. Tingle, President
Matthew G. Darrah, Vice President
Paul Trelstad, Vice President
Virginia McDowell, Secretary
Michael J. Scully, Treasurer
William W. Snyder, Past President
Julie E. Bahr
Laura P. Bryan
Marc S. Burstein
Paulette Carr
Scott D. Cornwell
Christopher Danforth
Hon. Jimmie M. Edwards
Thomas W. Goldberg
Nancy D. Greer
Allison King, MD, MPH
Robert Langston
David B. Lowman
Theodore J, MacDonald, Jr.
Léona M.M. McAllister
Ginny Orthwein
John S. Ross, Jr.
R. Timothy Smith

Betsy Cornwell, President, Parents' Association
Edwin C. Noel, President, Alumni Association

Honorary Life Members
Mrs. Donald H. Streett
Mrs. Bonnie Barton Wolfarth

Ex-Officio Members
Sandra K. Gilligan, Director
Deborah Danner, Director of Development