| Station | Location | Railroad |
|---|---|---|
| To the Top | ||
| B | ||
| Beaver Brook | Waltham | Fitchburg Railroad Company |
| Beaver Brook | Waltham | Boston and Maine Corporation |
| Beaver Brook | Waltham | Boston and Maine Railroad |
| Bleachery | Waltham | Boston and Maine Railroad |
| Bleachery | Waltham | Boston and Maine Corporation |
| Bleachery | Waltham | Fitchburg Railroad Company |
| Blue Hill | Waltham | Boston and Maine Railroad |
| Brandeis/Roberts | Waltham | Massachusetts Bay Transportation Authority |
| To the Top | ||
| C | ||
| Chemistry | Waltham | Fitchburg Railroad Company |
| Clematis Brook | Waltham | Boston and Maine Railroad |
| Clematis Brook | Waltham | Fitchburg Railroad Company |
| Clematis Brook | Waltham | Boston and Maine Corporation |
| To the Top | ||
| N | ||
| Newton Street | Waltham | Boston and Maine Corporation |
| Newton Street | Waltham | Boston and Maine Railroad |
| To the Top | ||
| R | ||
| Riverview | Waltham | Boston and Maine Railroad |
| Roberts | Waltham | Boston and Maine Railroad |
| Roberts | Waltham | Boston and Maine Railroad |
| Roberts | Waltham | Fitchburg Railroad Company |
| Roberts | Waltham | Boston and Maine Corporation |
| To the Top | ||
| W | ||
| Waltham | Waltham | Massachusetts Bay Transportation Authority |
| Waltham | Waltham | Fitchburg Railroad Company |
| Waltham | Waltham | Boston and Maine Corporation |
| Waltham | Waltham | Boston and Maine Railroad |
| Waltham [North] | Waltham | Boston and Maine Railroad |
| Waltham (North) | Waltham | Boston and Maine Railroad |
| Waltham (North) | Waltham | Boston and Maine Corporation |
| Waltham Highlands | Waltham | Boston and Maine Corporation |
| Waltham Highlands | Waltham | Boston and Maine Railroad |