107 Underhill Avenue Rare opportunity to own a spacious, turnkey two-family home with bonus third-floor living space in the heart of highly desirable West Harrison - delivered fully vacant and ready for immediate occupancy or income generation. First and second floor apartments offer beautifully proportioned, light-filled layouts featuring 3 bedrooms, 1 bath, kitchen, dining room, and a warm, inviting living room with fireplace. The first-floor unit enjoys a private rear entrance and bluestone patio, creating seamless indoor-outdoor living. The second-floor unit features a newly renovated kitchen and bath, offering modern finishes. The third floor provides bonus living space complete with two additional rooms with closets, plus a newly renovated kitchen and bath. This level can easily be incorporated into the second floor to create an expansive five-bedroom duplex or utilized as flexible extended living space - ideal for multi-generational living, guests, or added versatility. The partially finished basement offers a common area, three separate storage rooms, shared laundry, and walk-out access to the driveway. Additional hookups for second laundry area available. The basement also provides direct access to the attached two-car garage for added convenience. Exceptional parking includes spacious driveway and a detached two-car garage in addition to the attached garage - presenting valuable supplemental income potential in this high-demand location. Bright, spacious apartments, flexible living configurations, low taxes, and a commuter-friendly location close to Metro-North and major highways - all within the sought-after Harrison School District. A rare turnkey opportunity in one of the area's most desirable communities.