Department Directory

Use this directory to connect with county departments.


  • Johnson County Wastewater is responsible for the safe collection, transportation, and treatment of wastewater generated by residential, industrial, and commercial customers. Our work supports the protection of public health and the environment by helping to protect the water quality of our lakes, rivers, and streams.


  • Treasury, Taxation, and Vehicles (TTV) is responsible for providing the citizens, departments, agencies and employees of Johnson County with superior financial administrative services in terms of quality, timeliness, efficiency, and value while maintaining the highest levels of customer service satisfaction and accountability.
  • Johnson County Transit provides public transportation throughout Johnson County, connecting to downtown Kansas City, Missouri and Kansas City, Kansas.
  • The Department of Technology and Innovation (DTI) provides information management and technology services for Johnson County, maintains technological infrastructures, and identifies, analyzes, supervises and coordinates e-government initiatives and programs.


  • The Johnson County Sheriff’s Office has grown from a one man department to an internationally recognized leading organization in the law enforcement community. The Sheriff’s Office now employs over 450 sworn Deputies and over 125 Civilian employees.


  • The Register of Deeds Office records, maintains, and preserves all land record documents for Johnson County, including military discharges based on statutory requirements. Register of Deeds services are provided by the Treasury, Taxation and Vehicles department.


  • Johnson County Public Works is responsible for the design, construction, and maintenance of the road and bridge infrastructure in the unincorporated area.
  • Planning, zoning and building permit services for unincorporated Johnson County. Housing and community development services for Johnson County residents. Contractor Licensing for all participating cities in Johnson County.
  • Planning is a division of Planning, Housing, and Community Development and promotes safe and coordinated growth by providing sustainable long-range land use planning.
  • The Johnson County Park & Recreation District was established by state statute in 1953 and is governed by a seven-member Board of Park and Recreation Commissioners appointed by the Johnson County Board of County Commissioners. It comprises more than 10,000 acres and attracts more than 7.5 million visitations annually.


  • The Office of the Medical Director (OMD) is responsible for overseeing all clinical aspects of the EMS System including patient care protocols, credentialing programs, performance improvement activities, and education. The OMD also provides medical oversight for the 911.


  • Johnson County Mental Health Center is the gateway to mental health in our community. We offer a wide range of mental health and substance abuse services to our residents.
  • The Johnson County Medical Examiner’s Office serves the living by working on behalf of the deceased to obtain the truth and circumstances of their death.
  • MED-ACT's mission is to ensure medical emergencies in Johnson County have the best possible outcome. Our values Excellence, Trustworthy, Humility, Integrity, Compassion, and Service guide us toward creating a continuum of out of hospital medical care, a prepared community and a community-wide feeling of safety and confidence.


  • Johnson County Library has 14 locations serving all citizens of Johnson County, Kansas. Get help with reading recommendations and questions of all types, from addresses for businesses, to detailed information about science, education, genealogy and more!
  • The Johnson County Legal Department represents Johnson County and its officials. The Legal Department handles all lawsuits brought by and against the County; represents the County at administrative hearings; drafts and reviews resolutions, contracts, bonds and other written instruments; provides advice and renders legal opinions upon request to the Board of County Commissioners, County Manager and other county officials.
  • The law library contains most resources needed for researching the law of the United States, Kansas or other states. Resources include Kansas statutes and case law, Federal statutes and case law, case law of all other states, Missouri statutes and case law, practice handbooks covering Kansas and Missouri law in many areas, legal encyclopedias, treatises and other materials, and recent legal periodicals.


  • As the local branch of K-State Research and Extension, the Johnson County Extension office has access to the latest research-based information from universities across the country. Our Extension agents are Kansas State University faculty members, live in the community, and can help you apply this information to your own specific issues here in Johnson County.


  • The Department of Human Resources partner's with Johnson County departments and agencies to deliver superior customer service and to maximize the potential of our employees.
  • Johnson County Housing Services (JCHS) is a division of Planning, Housing and Community Development and adheres to the provisions in the Federal Fair Housing Act of 1968 as well as the guidance provided by the Office of Fair Housing and Equal Opportunity (FHEO).
  • The Department of Health and Environment offers services and programs to protect the health and environment of its residents, prevent disease and promote wellness.
  • The Health Division offers immunizations, TB testing, prenatal services, WIC, reproductive health, STI screening/treatment, HIV testing, injury prevention and community wellness activities, and older adult, new mother and pregnant adolescent outreach.


  • Financial Management & Administration (FMA) is responsible for providing the citizens, departments, agencies and employees of Johnson County with superior financial administrative services in terms of quality, timeliness, efficiency, and value while maintaining the highest levels of customer service satisfaction and accountability.
  • The Facilities Management Department provides a wide array of services to the County organization, and while our primary customer base is the County Departments in the buildings we serve (approximately 2,868,000 square feet), it is the citizens and tax payers who ultimately benefit from the work we do. The buildings we manage range in age from new construction to over 100 years old.


  • Johnson County’s Environmental Division works to protect the health of the public and the environment. Our programs and services include air quality compliance, regulating trash and recycling haulers and facilities, providing household hazardous waste and paint collection, septic systems and pool safety, and providing education and outreach on a wide range of environmental issues.
  • The Department of Emergency Services, includes the divisions of Emergency Medical Services (MED-ACT), Emergency Management and Emergency Communications, which includes 911 services.
  • The Emergency Management division serves as the county’s designated disaster response agency and emergency operations center with the responsibility for all disaster and emergency management and response coordination.
  • The Johnson County Emergency Communications Center (ECC) serves an area of approximately five-hundred and fifty square miles in suburban and rural Johnson and Miami counties. The ECC dispatches more than forty-thousand calls per year to Fire and Emergency Medical Services (EMS) for fourteen departments.
  • Our government rests on the foundation of citizens choosing the representatives who govern us. As mandated by the laws of Kansas, the Election Office administers all federal, state and local elections for over 420,000 registered voters in Johnson County.


  • The District Court has general original jurisdiction over all civil and criminal cases, including divorce and domestic relations, damage suits, probate and administration of estates, guardianships, conservatorships, care of the mentally ill, juvenile matters, and small claims.
  • The District Court Trustee's office is responsible for enforcement of support orders as well as any other court orders referred to us by another court.
  • The District Attorney of Johnson County, KS, is responsible for Municipal Court Operations — Prosecutes all misdemeanors and presents preliminary felony hearings in Municipal Courts. Superior Court Operations — Presents all felony cases in Superior Court, including legal motions, writs, and appeals, extraditions, and Grand Jury matters.
  • Johnson County Developmental Supports (JCDS) is the agency of Johnson County government that facilitates career and personal development for Johnson County residents with intellectual and developmental disabilities. The agency regularly serves more than 500 people each day through a broad array of community-based programs and supports.
  • Johnson County Corrections supervises juvenile and adult offenders through progressive, effective and sound correction, rehabilitation, and recidivism reduction programs.


  • The mission of Johnson County Court Services is to provide information to the Court, supervision and programming for those who have come to the attention of the Court, by providing tools and opportunities to improve their lives and therefore the lives of others in the community.
  • The Treasurer’s Office bills and collects real estate and personal property taxes. The funds are then distributed to the local taxing authorities. County Treasurer services are provided by the Treasury, Taxation and Vehicles department.
  • The County Manager's Office is responsible to the Board of County Commissioners and the residents of Johnson County for the effective and efficient delivery of programs and services, using sound management and financial principles while emphasizing high ethical values, innovation and continuous improvement.
  • The County Clerk’s Office responsibilities include creating and maintaining the property ownership tax records, calculating the annual tax roll for real estate tax billing, and providing parcel level mapping for the county. County Clerk services are provided by the Treasury, Taxation and Vehicles department.
  • Contractor Licensing is a division of Planning, Housing, and Community Development and is responsible for issuing and tracking ten types of construction contractor licenses.

  • The Johnson County Community Developmental Disabilities Organization (CDDO) is the single point of entry for IDD services in Johnson County. As a provision of the Developmental Disabilities Reform Act, a CDDO has been designated for every area of the state to help coordinate services and supports for individuals with intellectual and/or developmental disabilities (IDD).
  • Community Development is a division of Planning, Housing, and Community Development and administers Community Development Block Grant (CDBG) and Emergency Solutions Grant (ESG) on behalf of Johnson County.


  • Building Codes is a division of Planning, Housing, and Community Development and enforces building codes, issues permits, and performs inspections for the residents and businesses of Unincorporated Johnson County.
  • The Budget and Financial Planning department is responsible for the formulation, implementation and administration of the annual operating budget and Capital Improvement Program. The department is also responsible for issuance of the County's debt.
  • The legislative powers of Johnson County Government are vested in a seven-member Board of County Commissioners, which exercises its authority to ensure the general health, safety and welfare of the public.


  • Audit Services conducts performance audits to provide objective analysis to improve program performance and operations, reduce costs, and facilitate decision making.
  • The County Appraiser discovers, lists and values all taxable property within the county. Providing equalization of all such properties to ensure fair taxation.
  • The Airport Commission operates two air transportation facilities serving the aviation needs of the region and a multi-tenant, multi-modal commerce center, which includes a short line railroad and water distribution system. All of these strategic assets contribute to Johnson County’s economic vitality and high quality of life.
  • AIMS stands for Automated Information Mapping System and is a group in the Department of Technology & Innovation within Johnson County government. AIMS was initiated by the Board of County Commissioners in the mid-1980s.
  • Johnson County’s Aging and Human Services department manages programs and activities that support the independence, dignity and self-sufficiency of Johnson County residents.