The County Government has 1 Magistrate, 2 Deputy Magistrate, 1 Secretary-General, and Deputy Secretary-General.
A. The internal unit of the County Government is called “Department” and has 1 Director.
1. Civil Affairs Department (governs the Township/Town/Borough Household Registration Office)
2. Finance Department
3. Water Resources Department
4. Public Works Department
5. Education Department
(governs the Senior High School, the Junior High School, the Elementary School, the County Stadium, and the Family Education Center)
6. Labor and Youth Development Department
7. Agriculture Department (governs the Animal Care and Health Office)
8. Land Administration Department (governs the Land Office)
9. Industrial and Commercial Development
10. Social Welfare Department
11. General Affairs Department
12. Planning Department
13. Accounting and Statistics Department
14. Personnel Department
15. Government Ethics Department
16. Digital Research and Evaluation Department
17. Department of Long-Term Care
B. The first-level administrative subsidiary has 1 Director and is authorized to set up 2nd-level administrative units (branch, center, workshop)
1. Police Department (governs the Police Precinct and the Police Brigade)
2. Fire Bureau (governs the Fire Corps)
3. Department of Health (governs the Township/Town/Borough Public Health Center, and Miaoli County Government Mental Health Center)
4. Department of Environmental Protection
5. Culture and Tourism Bureau
6. Local Tax Bureau (governs Chunan Branch)