Hamilton
OH flag

Hamilton

County

Details

GEOID
39061
State
OH
Population
838,418 (2025 est.)
Data Source
Census tiger
Center Coordinates
39.1955, -84.5428

Geographic Boundary

Data Completeness

60% (6/10)
Geographic boundary
Center coordinates
Wikipedia link
Budget link
Agencies (20)
Services
Legislative bodies (2)
Elected officials (3)
State abbreviation
Parent jurisdiction

Agencies (20)

Community Development Department

Executive Hamilton

Department managing community development programs, housing, and economic development

Clerk of Courts

Executive Hamilton

Elected clerk responsible for court records, title services, and judicial administration support

Prosecuting Attorney

Executive Hamilton

Elected prosecutor responsible for criminal prosecution and legal counsel to county government

Engineer's Office

Executive Hamilton

Elected county engineer responsible for roads, bridges, and infrastructure

Human Resources Department

Executive Hamilton

Department managing county workforce, recruitment, benefits, and employee relations

Information Technology Department

Executive Hamilton

Department providing technology infrastructure, software, and digital services to county government

Recorder's Office

Executive Hamilton

Elected recorder responsible for recording and maintaining public land and legal documents

Public Health Department

Executive Hamilton

Department providing public health services, disease prevention, and health promotion programs

Probation Department

Judicial Hamilton

Department providing adult and juvenile probation supervision and rehabilitation services

Treasurer's Office

Executive Hamilton

Elected treasurer responsible for county investment management and tax collection

Board of County Commissioners

Legislative Hamilton

Three-member board serving as the legislative and executive authority for Hamilton County, Ohio

County Auditor

Executive Hamilton

Elected county auditor responsible for property valuation, fiscal oversight, and financial reporting

Public Defender

Judicial Hamilton

Office providing legal representation to indigent defendants in criminal cases

Sheriff's Office

Public_safety Hamilton

Elected sheriff responsible for law enforcement, jail operations, and court security

Budget Department

Executive Hamilton

County budget office responsible for fiscal planning and budget management

Environmental Services Department

Executive Hamilton

Department managing water quality, wastewater, stormwater, and solid waste programs

Facilities Department

Executive Hamilton

Department managing county building operations, maintenance, and capital improvements

Job and Family Services

Executive Hamilton

Department administering social services, workforce development, and family assistance programs

Coroner's Office

Executive Hamilton

Elected coroner responsible for death investigations and forensic services

Emergency Management Agency

Public_safety Hamilton

Agency responsible for emergency preparedness, response, and disaster coordination