| 1953 | Incorporated on April 6 as Wyandotte County Child Guidance Center following an extensive community study to determine needs. |
| | Purchased first building, a house at 1034 Barnett Avenue, Kansas City, Kansas; Junior League of Wyandotte County made $3,000 down payment. |
| 1957 | Changed name to Wyandotte Guidance Center to reflect expansion of services to adults as well as children. |
| 1959 | Moved to a larger facility in a house at 250 North 17th Street. |
| 1966 | Changed name to Wyandotte County Mental Health and Guidance Center. |
| | Plan developed to evolve the Center to designation as a comprehensive community mental health center. |
| | Installed 24-hour emergency telephone Suicide Prevention Center, first of its kind in the Kansas City Metropolitan Area; available for all types of acute or chronic distress; served the entire metropolitan area. |
| 1968 | Received approval of application for federal matching funds to construct a new building. |
| 1970 | Established outreach offices in western Wyandotte and Northeast Kansas City, Kansas, communities. |
| 1972 | Moved all services into new building at 3615 Eaton Street. |
| 1974 | Impacted by adoption of state allocations system for supporting community mental health centers. |
| 1976 | Changed name to Wyandot Mental Health Center. |
| 1977 | Strengthened extensive liaison network with primary community agencies: Osawatomie State Hospital, Rainbow Mental Health Facility, Juvenile Court, and Social and Rehabilitation Services. |
| 1978 | Established Children’s Team. |
| 1979 | Initiated Family Crisis Intervention program and PEER counseling. |
| 1986 | Housed partial hospital program and sexual abuse services at Tower Plaza offices, 38th and State Avenue. |
| 1990 | Expanded services with passage of Mental Health Reform law to ensure linkage between community-based and hospital psychiatric care; all proposed admissions to state hospitals required screens by mental health center. |
| 1991 | Leased more space at Tower Plaza to house Community Support Services (CSS). |
| 1992 | Relocated CSS to Meadowlark Lane office to serve adults with serious and persistent mental illness. |
| | Moved Children’s Services from Eaton Street to Tower Plaza. |
| 1993 | Provided intensive crisis services in aftermath of devastating Midwest flood. |
| 1998 | Moved Community and Family Based Services to new location at 7840 Washington Avenue. |
| 2001 | Changed name to Wyandot Center for Community Behavioral Healthcare. |
| 2002 | Completed reorganization of Center consumer services into three clinical departments including Comprehensive Outpatient Services (COS), Community Based Services (CBS--for children, adolescents and families) and Community Support Services (CSS). |
| 2003 | Opened an outreach office and center for the homeless in eastern Wyandotte County. |