The official website of Bay County, Michigan. We invite you to discover what Bay County, located along the Saginaw Bay of Lake Huron in mid-Michigan, has to offer.
Bay County is made up of 14 townships and 4 cities. It is home to around 106,000 people, making it the 20th most populated county in the state.
Bay County government is divided into more than 50 departments. Find information and contact details for each of the departments within Bay County.
Bay County offers a variety of online services to better serve the community. Find links to employment, taxes, documents, legal info and more.
The primary goal of the Bay County Mosquito Control Program is to protect the public health from diseases transmitted by mosquitoes. Bay County citizens can call for service when adult mosquito populations rise or when rain creates standing water on properties. These calls are logged into a database and used as a means to monitor mosquito annoyance. Crews are dispatched to help in each situation. Learn More
The Bay County Building was built in 1933. The building houses the government offices of the County Executive, County Clerk, Treasurer, Register of Deeds and Drain Commissioner.
The Bay County Law Enforcement Center houses the Bay City Public Safety Department, Sheriff's Office and Bay County Jail. It is located at 503 Third Street in Bay City.
Bay County's dog park is located on the Bay County Fairgrounds, 800 Livingston Street, Bay City! The park was made possible through a $15,000 donation from the Humane Society of Bay County, and efforts of Bay County officials. It provides barrier-free recreation facilities for dog owners, is connected to the Bay County Rail Trail, and provides a playground for people to stop and play with their dogs.
The Dashboard and Citizen's Guide have been designed to allow our citizens to view important information about Bay County quickly and easily.
Information on all the Dashboards and Reports are updated as new information becomes available. If something is listed as N/A then some of the necessary reporting agencies have not finalized their information or it does not exist.
Here are some highlights from the March 2026 Bay County Board of Commissioners meetings! Committee of the Whole – March 10, 2026 ( https://youtu.be/MZw_1MzVTLA ) - The board approved Capital Improvement Bonds to finance the new public outdoor...
Please note that Bay County Offices will be closed Friday, April 3, 2026 in observance of Good Friday. We will reopen for regular business on Monday, April 6, 2026!