Grafton is governed by a three-person select board. Politics. Grafton County, within which the town of Grafton resides, ranks number 100 in terms of highest property taxes levied in the United States. As of 2019, Grafton itself has the 16th highest property tax rate in the state of New Hampshire.
Merrimack County is a county in the U.S. state of New Hampshire. As of the 2020 census, the population was 153,808, making it the third-most populous county in New Hampshire. Its county seat is Concord, the capital of New Hampshire.