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 & 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 1 hour from New York City ? Easy access to Metro-North & major highways ? Top-rated schools ? Minutes from Kensico Dam Plaza, parks & local amenities Conceptual plans, survey, and supporting materials available upon request.

Property Details of 18 Columbus Avenue

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Listed by Coldwell Banker Realty / Stephanie Smith (914-232-7000)

Listings courtesy of OneKey® MLS as distributed by MLS GRID. Based on information submitted to the MLS GRID as of August 24, 2026 3:49 AM UTC. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. IDX information is provided exclusively for consumers’ personal noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The data is deemed reliable but is not guaranteed by MLS GRID. The use of the MLS GRID Data may be subject to an end user license agreement.

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