From Lower Westchester County & New York City:

Saw Mill River Pkwy (North), To Dobbs Ferry Exit.  Turn left onto Ashford Avenue.  Turn right onto Broadway (Rt 9) , continue 1/2 mile to entrance on the left.

New York Thruway (North), To exit 7, Ardsley.  Turn right at end of ramp and continue to traffic light.  Turn left onto Ashford Avenue. Follow route as above.

From Northern Westchester & Putnam Counties:

Saw Mill River Pkwy (South), To Dobbs Ferry exit.  Exit onto Ashford Avenue.  Follow route as above.

From Rockland & Orange Counties & New Jersey:

Tappan Zee Bridge.  Exit immediately after toll (Exit 9).  Turn left at end of ramp onto Broadway (Rt 9).  Continue 4 miles to entrance on right.

From Westchester County & Connecticut:

Cross Westchester Expwy: (West), to New York Thruway (North),  to exit 9, last exit before Tappan Zee Bridge.  Turn left at end of ramp onto Rt 119.  Turn left at traffic light onto Broadway (Rt 9).  Continue 4 miles to entrance on the right.