Belmont Public Schools staff are represented by five unions.
- BEA Unit A representing Educators
- BEA Unit B representing Directors, Assistant Directors and Assistant Principals
- BEA Unit C representing Administrative Assistants and Clerical Aides
- BEA Unit D representing Professional Aides, Classroom Assistants, Tutors, Campus Monitors and Building-Based Substitutes
- AFSCME representing Food Service Employees, Maintenance Employees and Custodians
Below are the current contracts: