  | Agricultural Commission | |
| | Audit Committee | |
| | Board of Assessors | |
| | Board of Health | |
| | Board of Selectmen | |
| | Capital Planning Committee | |
| | Charter Bylaw Review Committee | |
| | Commission on Disabilities Committee | |
| | Communications Committee | |
| | Community Economic Development Steering Committee (Toy Town Partnership) | |
| | Community Preservation Act Exploratory Committee (CPAEC) | |
| | Conservation Commission | |
| | Council on Aging | |
| | Cultural Council | |
| | Economic Development Task Force | |
| | Finance Committee | |
| | Historical Commission / Historic District | |
| | Housing Authority | |
| | Library Board of Trustees | |
| | Master Plan Committee | |
| | Master Plan Implementation Committee | |
| | Memorial Elementary School Council | |
| | Montachusett Regional Vocational Technical School | |
| | Murdock High School-School Council | |
| | Parks & Recreation | |
| | Planning Board | |
| | Registrar of Voters | |
| | School Committee | |
| | Town Clerk | |
| | Town Manager Search Committee | |
| | Town Meetings | |
| | Toy Town Elementary School Council | |
| | Winchendon Ad-Hoc Youth Commission | |
| | Winchendon Community Park | |
| | Winchendon Redevelopment Authority | |
| | Zoning Board of Appeals | |