- Southern Terminus:
- Weaver Street (NY 125) in Scarsdale
- Northern Terminus:
- Secor Road (NY 125) in Scarsdale
The Heathcote Bypass is a short highway bypassing a section of NY 125 in the Heathcote area of Scarsdale. It is a super-2, a two-lane undivided highway. It has several overpasses but no exits. There are a couple of signs on Weaver Street (NY 125) marking the Heathcote Bypass as Bypass NY 125, but this designation is not signed anywhere else.