| Susse, Jennifer | Finance Committee (Prct. 3, 2024) | | | |
| Susse, Jennifer | Budget Revenue Task Force, School Committee | | | |
| Samenfeld, Scott | Arlington Cultural Council, Publicity, 4/30/2022 | | | |
| Susse, Jennifer | Election Modernization Committee, School Committee Designee | Town Manager | | |
| Sonin, Juhan | Election Modernization Committee | Town Manager | | |
| Stark, Rachael | Sustainable Transportation, Walking in Arlington | | | |
| Shah, Kristine | Sustainable Transportation, HHS | | | |
| Stanton, Paul | AHNAP, Chamber of Commerce | | | |
| Skahan, Tracy | Cyrus E. Dallin Museum Trustees | | | |
| Smith, Stacie Nicole | Remote Participation Study Committee, Secretary | | | |
| Susse, Jennifer | Remote Participation Study Committee, Co-Chair | | | |
| Speare, Amy | Zero Waste Arlington | Assessor, Boards & Commissions, Clerk, Comptroller, Conservation, Dogs, Energy, Facilities, Finance, Finance Committee, Fire, Health & Human Services, Historical Commission, Human Resources , Information Technology , Inspectional Services, Legal, Library, Planning, Police, Public Works, Purchasing, Recreation, Schools, Select Board, Town Manager, Town Meeting, Treasurer, Veterans | | |
| Savarese, Steve | Realtor, At Large, 2025 | Boards & Commissions, Town Manager | | |
| Schiller, Jacob | Semiquincentennial Committee, Menotomy Minute Men | | | |
| Selker, Paul | Master Plan Update Advisory Committee | Town Manager | | |
| Simon, Hannah | Board of Youth Services, 2019 | Boards & Commissions | | |
| Stange, Eric | Historical Commission | Boards & Commissions | | |
| Schaefer, Dianne | Historical Commission | Boards & Commissions | | |
| Stevens, Nathaniel | Conservation Commission | Boards & Commissions | | |
| Schlichtman, Paul | Building Committee (PTBC), School Committee Liason | | | |
