Mixed Use
146 Railroad Avenue
Active · Islip · Suffolk County, NY 11782
- Est. monthly taxes
- $2,416.83
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About this home
Build your business at this classic red brick office building, ideally located in one of Sayville’s most desirable commercial corridors just steps from Main Street and the Sayville train station. This 2-story property offers approximately 6,400 square feet across 3 units plus a basement, creating excellent flexibility to lease units individually for diversified rental income, occupy part of the building while generating income from the rest, or combine the space for a larger single-user office. Recent upgrades include brand-new bathrooms, a modern kitchen, and new solar power, supporting long-term efficiency and lower operating costs. With its commuter-friendly location, strong visibility, and adaptable layout, this is a rare opportunity for investors and owner-users alike to secure a well-positioned office asset in the heart of Sayville.
Listing snapshot
- Days on site
- 59 days
- Listed on MLS
- Jul 22, 2026
- Annual property tax (MLS)
- $29,002
- Tax year
- 2025
- Listing brokerage
- Coldwell Banker M&D Good Life
- MLS ID
- KEY1028666
- Last updated
- Sep 18, 2026
General features
- Property type
- Mixed Use
- Stories
- 2
- Parking
- Parking Lot
- Water source
- Public
- Sewer
- Cesspool
- Utilities
- Electricity Connected, Phone Available, Sewer Connected, Water Connected
Interior features
- Basement
- Finished, Full
- Heating
- Forced Air, Natural Gas, Solar
- Cooling
- Central Air
- Appliances
- Dishwasher, Electric Oven, Microwave, Refrigerator
- Flooring
- Carpet, Combination, Laminate, Tile
Exterior features
- Construction materials
- Brick
Schools (MLS)
- Elementary school
- Lincoln Avenue Elementary School
- Elementary school district
- Sayville
- Middle school
- Sayville Middle School
- Middle school district
- Sayville
- High school
- Sayville High School
- High school district
- Sayville
School information is provided by the MLS. Confirm attendance eligibility with the school district.
Recent activity
- Listing updated from MLS
- First seen on this site
- MLS status changed
Location
Listing data is supplied by the MLS and may change without notice.