| Eel River | |
| Mouth Location: | Plymouth Harbor |
| Subdivision Type1: | Country |
| Subdivision Name1: | United States |
| Length: | 3.9miles |
| Basin Size: | 15sqmi |
| Tributaries Right: | Shingle Brook |
The Eel River is a 3.9miles river mostly in the village of Chiltonville in Plymouth, Massachusetts. Its headwaters are springs and small ponds above Russell Millpond. Its watershed encompasses approximately 15sqmi. It flows along Plimoth Plantation and Plymouth Beach for about ½ mile before emptying into Plymouth Harbor between the beach and Manters Point.
Below is a list of all crossings over the Eel River. The list starts at the headwaters and goes downstream.
Shingle Brook is the only named tributary of the Eel River.