77 Washington AvenueMastic, NY 11950Price: $550,990

  • Price: $550,990
  • Est. Mortgage of $/month
  • 67 Days on Market
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Federal 30-year interest rate: 6.37% last updated on May 7, 2026
* All Figures are estimates. Check with your bank or proposed mortgage company for actual interest rates.
This product uses the FRED® API but is not endorsed or certified by the Federal Reserve Bank of St. Louis.
  • $550,990List Price
  • 5Bedrooms
  • 3Bathrooms
  • 0.3Acreage
  • 2,137Square Feet

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Generous layout with room for extended living, this spacious Hi-Ranch has great potential. The main level features an open kitchen, dining room, and living area with sliding doors leading to a large deck. There is also a laundry room with washer and dryer, two large closets, and interior access to a one-car garage. A few steps up leads to a finished attic space offering additional room for storage or a home office, along with a half bath. The main level features a primary bedroom with dual closets and two additional bedrooms. The lower level has 2 bedrooms, full bath, and living area with walk out entrance. The backyard features multiple outdoor areas including an additional detached two car garage.

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Listed by Karen Waldvogel of Coldwell Banker American Homes (631-588-9090)

Listings courtesy of OneKey® MLS as distributed by MLS GRID. Based on information submitted to the MLS GRID as of May 15, 2026 6:19 AM EDT. 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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