I-684 is connected to the Hutchinson River Parkway via a short freeway branching off of both roads, connecting the two. The connecting road also has an exit with Manhattanville Road. The road essentially acts as another branch of I-684.
| Mile | Northbound | Southbound | Notes |
|---|---|---|---|
| Westchester County | |||
| Speed Limit 55 | |||
| 0.0 | To  North |
Hutchinson River Parkway South Passenger Cars Only |
|
| 0.4 | Manhattanville Road | Manhattanville Road All Commercial Vehicles Exit |
|
| 1.1 | North Brewster |
To Hutchinson River Parkway South | |
| Speed Limit 55 | |||
| Westchester County | |||