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    Islip, NY Office Spaces for Lease

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    Bayshore, NY West Islip, NY Babylon, NY Deer Park, NY Brentwood, NY East Islip, NY Lindenhurst, NY Wyandanch, NY
    Medical Office Suite with Exam Rooms
    Updated: Apr 20
    Medical Office Suite with Exam Rooms

    1-631 Main St, Islip, NY 11751

    $2,400/Mo
    First‑floor medical office suite at 1‑631 Main St, Islip, NY
    Three exam rooms, each with a sink
    Waiting area and reception space
    Two storage rooms and one half bathroom
    Tenant pays gas and electricity
    View details
    Islip Office Space For Lease
    Updated: Nov 21, 2025
    Islip Office Space For Lease

    309 Main Street, Islip, NY 11751

    $20 SF/Yr
    Gross Lease
    Year Built: 1960
    View details
    Turn a Listing Into an Investment Snapshot Cap Rate, Potential NOI, Demand score for every listing. Go To Analytics Center
    Based on your search, we've compiled 16 Potential Opportunities for your consideration. Besides 2 Active listings in Islip, NY, we suggest exploring alternatives. Consider Similar 4 Spaces in Nearby Cities, and Similar 6 Properties for Sales.

    Office Spaces for Lease in Nearby Cities

    Here are 4 Similar Spaces we found in Nearby Locations for your consideration.

    Medical Office Suite with Parking
    Medical Office Suite with Parking

    1420 Montauk Highway, Oakdale, NY 11769

    $950/Mo
    0.08 AC lot

    Medical-zoned office space on Montauk Highway with dedicated parking and flexible furnished or unfurnished delivery.

    View details
    Medical Office Suite with Parking
    Medical Office Suite with Parking

    1420 Montauk Highway, Oakdale, NY 11769

    $1,000/Mo
    0.08 AC lot

    Medical zoning supports healthcare, counseling, and wellness-oriented professional services.

    View details
    Four-Building Office Campus with 24/7 Access
    Four-Building Office Campus with 24/7 Access

    3500 Sunrise Hwy, Great River, NY 11730

    Contact for pricing
    11,926 sqft

    Technology-equipped office campus with enhanced security and on-site amenities, including concierge support and 24/7 access.

    View details
    Sunrise Business Center Office Complex
    Sunrise Business Center Office Complex

    3500 Sunrise Hwy, Great River, NY 11739

    Contact for pricing
    389,490 sqft

    Office complex with amenities and convenient access to transportation.

    View details

    Similar Spaces for Sale in Islip, NY

    Consider Similar Space for Sale. We found 6 Spaces matching your search parameters.

    Three-Story Mixed-Use Building
    Three-Story Mixed-Use Building

    193 Main St, Islip, NY 11751

    $2,400,000
    14,000 sqft 0.50 AC lot

    BD-zoned property combines open commercial space with upper-level living areas and a fenced site.

    View details
    Medical Office with Exam Rooms
    Medical Office with Exam Rooms

    3250 Sunrise Highway, Islip, NY 11730

    $699,999
    3,116 sqft

    ADA-compliant healthcare facility with separate patient and staff access, clinical work areas, and dedicated administrative space.

    View details
    Office Condominium with Private Offices
    Office Condominium with Private Offices

    369 Main Street, Islip, NY 11730

    $319,000
    1,000 sqft

    Independent climate controls and shared parking support daily operations.

    View details
    Corner Medical Office Suite
    Corner Medical Office Suite

    180 E Main Street, Islip, NY 11706

    Contact for pricing
    1,688 sqft

    Main-floor professional office with exam rooms, reception, waiting areas, private office access, and rear parking.

    View details
    Medical Office With Exam Rooms
    Medical Office With Exam Rooms

    20-375 Main St, Islip, NY 11751

    $119,000

    Configured for patient care with dedicated clinical, administrative, reception, and restroom areas.

    View details
    Renovated Mixed-Use Property Near LIRR
    Renovated Mixed-Use Property Near LIRR

    390 Moffitt Blvd, Islip, NY 11751

    Contact for pricing
    6,900 sqft

    Mixed-use property renovated in 2025, near Islip LIRR station.

    View details

    Potential Development Sites for Consideration

    Can't find the perfect fit? These Land listings present an alternative path: the potential to develop a property for your specific goals.

    Important: These AI-suggestions are a starting point, not a guarantee of permitted use. All zoning, permitting, and land use information must be independently verified by you with the appropriate local authorities before making any commitments.

    Corner Commercial Land
    Corner Commercial Land

    574 Montauk Highway, Shirley, NY 11967

    $1,500/Mo
    0.18 AC lot

    A compact parcel fronts a busy roadway and has public water available.

    View details
    Fenced Commercial Land
    Fenced Commercial Land

    586 Montauk Highway, Shirley, NY 11967

    $1,000/Mo
    0.18 AC lot

    Fenced vacant parcel beside a grocery and deli with cable availability and private water.

    View details
    Prime Land for Ground Lease
    Prime Land for Ground Lease

    Shirley, NY 11967

    Contact for pricing
    0.46 AC lot

    20,245 sq ft land in high-traffic retail corridor.

    View details
    Commercial Land Development Site
    Commercial Land Development Site

    1467 Montauk Highway, Mastic, NY 11967

    $2,500/Mo
    0.55 AC lot

    Vacant commercial parcel with public water and capacity for a new building.

    View details

    Islip, NY Office Spaces Lease Rates & Market Statistics

    Browse 2 Office Spaces for lease in Islip, NY on Realmo, a commercial real estate marketplace serving the Islip area.

    Office Spaces lease rates in Islip range from $20 SF/Yr at the entry level to $20 SF/Yr at the top of the market, averaging $20 SF/Yr. Pricing across the market is relatively uniform, which simplifies like-for-like comparison between listings. At $20 SF/Yr, the local average runs 39% below New York's state average of $32.61 SF/Yr.

    Islip accounts for 0% of the 471 office spaces currently available across Suffolk County, where nearby markets include Huntington and Melville.

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