Merrimack County is located in the state of New Hampshire and is one of the ten counties in the state. The county seat is Concord, which is also the state capital.

The county government is composed of three commissioners, who are elected by the voters of the county. The commissioners are responsible for setting the county budget, levying taxes, and appointing county officials. The county also has a county administrator, who is appointed by the commissioners.

The county is served by the Merrimack County Sheriff's Office, which is responsible for law enforcement in the county.

The county is home to several state parks, including Bear Brook State Park, Pawtuckaway State Park, and White Lake State Park. The county also has several historic sites, including the Canterbury Shaker Village and the New Hampshire State House.

For the most up-to-date and in-depth information, please check the public records links below.