Stations and Stops in Concord, Massachusetts
| Station | Location | Railroad or Agency |
|---|---|---|
| Concord | Concord, Massachusetts | Fitchburg Railroad Company Boston and Maine Railroad Boston and Maine Corporation Massachusetts Bay Transportation Authority |
| Concord | Concord, Massachusetts | Boston and Maine Railroad |
| Concord Junction | Concord, Massachusetts | Concord Railroad Corporation Fitchburg Railroad Company The Concord & Montreal Railroad Old Colony Railroad Company Boston and Maine Railroad The New York, New Haven and Hartford Railroad Company |
| Middlesex Junction | Concord, Massachusetts | Concord Railroad Corporation The Concord & Montreal Railroad Old Colony Railroad Company |
| Reformatory | Concord, Massachusetts | Boston and Maine Railroad |
| Reformatory Station | Concord, Massachusetts | Boston and Maine Railroad |
| West Concord | Concord, Massachusetts | Boston and Maine Railroad The New York, New Haven and Hartford Railroad Company Penn Central Company Boston and Maine Corporation Massachusetts Bay Transportation Authority |