- Town Council
- Agricultural Commission
- Athletic Fields
- Avian Flu
- Cable TV
- Conservation Commission
- Economic Development Citizen Advisory Committee
- Ethics Committee
- Heritage Commission
- Highway Safety
- Merrill's Marauders Bridge Trails Committee
- Nashua Regional Planning Commission (NRPC)
- Parks and Recreation
- Planning Board
- Trustees of Trust Funds
- Watson Park
- Website ad Hoc
- Zoning Board
The Town Council is Merrimack's governing body. It is a seven member Council that replaced the Board of Selectmen in 2006 after the Town Election voted to approve the new Town Charter. The Merrimack Town Charter document can be found here.