18 Columbus Avenue Bring your vision to one of Valhalla's most unique development opportunities. This offering includes an existing single-family home, four separately deeded tax lots, and approximately 1.20 acres (52, 272 SF) in a sought-after Westchester location. Property Highlights Existing single-family residence included Approximately 1.20 acres (52, 272 SF) Four separately deeded tax lots Public sewer, water, gas and electric available R10 zoning Updated topographic survey completed Conceptual development plans available Whether you're looking to renovate the existing home, build a custom residence, or explore future residential development, this property offers exceptional flexibility. A conceptual layout illustrating three new homes while retaining the existing residence is available for reference. Buyers should conduct their own due diligence regarding future development and approvals. Location Highlights - Less than an hour from New York City - Convenient access to Metro-North & major highways - Highly regarded local schools - Minutes from Kensico Dam Plaza, parks & everyday amenities Conceptual plans, survey, and supporting materials available upon request.