- Southern Terminus:
- Underhill Avenue (CR 32A) and Harrison Boulevard (CR 32B) in West Harrison
- Northern Terminus:
- Purchase Street (NY 120) in Purchase
- 2.40 miles
Lake Street is a north/south route connecting the downtown area of West Harrison near Silver Lake to Purchase. Underhill Avenue (CR 32A) becomes Lake Street at its intersection with Harrison Boulevard (CR 32B). It runs north to the south shore of Rye Lake and then crosses I-684 with no interchange. Immediately thereafter, it ends at Purchase Street (NY 120).