Some of the closest hotels that people in the community have recommended
Hampton Inn & Suites, Yonkers, 559 Tuckahoe Rd, Yonkers, NY 10710
Ardsley Acres hotel, 560 Saw Mill River Rd, Ardsley, NY 10502
This is a very affordable hotel about 15 minutes away from the seminary.
Central Motel Courtyard, 441 Central Ave, White Plains, NY 10606
Alexander Motel, 542 Tarrytown Rd, White Plains, NY 10607
Remember that White Plains is easier to get to than downtown Yonkers from the seminary.
Look for more at http://www.bookings.com