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    Flanders, NY Office Spaces for Lease

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    Calverton, NY West Hampton Beach, NY Eastport, NY Southampton, NY Jamesport, NY East Quogue, NY Quogue, NY East Moriches, NY
    11 properties
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    Furnished Corner Office Suite
    Updated: Aug 14
    Furnished Corner Office Suite

    80 W Main Street, Riverhead, NY 11901

    $2,500/Mo
    480 Sqft furnished corner office suite
    Three private offices plus a waiting room
    Elevator building on Main Street in downtown Riverhead
    Electricity, heat, and cooling included
    Free municipal parking available
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    Professional Office Unit
    Updated: May 5
    Professional Office Unit

    224 Griffing Avenue, Riverhead, NY 11901

    $1,200/Mo
    Office unit within an existing law‑office setting
    Conference‑room access included
    Heating, air conditioning, and electric included
    Across from Suffolk County Riverhead Courthouse
    Across from Riverhead Town Hall and train station
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    One-Story Mixed-Use Building
    One-Story Mixed-Use Building

    3225 Sound Avenue, Riverhead, NY 11901

    $5,000/Mo
    1.75 AC lot

    Flexible commercial space offers two bathrooms, parking, and a divisible layout within a mixed-use complex.

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    Medical Office Suite
    Medical Office Suite

    185 Old Country Rd 7, Riverhead, NY 11901

    $4,500/Mo
    1,400 sqft

    Office suite totaling 1,400 SF, currently built as medical office space in a high-visibility downtown Riverhead area.

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    Fully Renovated Office Suite
    Fully Renovated Office Suite

    189 Main- Suite A Road, Riverhead, NY 11901

    $4,700/Mo

    Fully built-out professional office suite in Naztor Commons with central air, gas heat, and ample parking.

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    Downtown Storefront Office Suite
    Downtown Storefront Office Suite

    40 Peconic Ave 34B, Riverhead, NY 11901

    $1,800/Mo
    200 sqft

    Approximately 200 SF professional office suite in a storefront setting with conference room and training room access.

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    Storefront Office Unit
    Storefront Office Unit

    34b-40 Peconic Ave, Riverhead, NY 11901

    $1,800/Mo
    200 sqft

    Professional workspace includes shared conference, training, and kitchen facilities.

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    Riverhead Office Space For Lease
    Riverhead Office Space For Lease

    180 Old Country Rd, Riverhead, NY 11901

    $4,984/Mo
    1,506 sqft

    1,506 SF office space in busy shopping center.

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    Renovated Historic Post Office Office
    Renovated Historic Post Office Office

    21 W 2nd St, Riverhead, NY 11901

    $950/Mo

    Light, bright professional office space in a renovated historic post office, zoned DC-3 for an office-focused setup.

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    Furnished Offices and Shared Workstations
    Furnished Offices and Shared Workstations

    30 W Main St 207, Riverhead, NY 11901

    $750/Mo per office

    Furnished offices and workstations in downtown Riverhead with included utilities.

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    Fully Renovated Office Suite
    Fully Renovated Office Suite

    A-189 Main Rd, Riverhead, NY 11901

    $4,700/Mo

    Fully renovated office suite with central air, gas heat, private offices, and two private bathrooms.

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    Based on your search, we've compiled 33 Potential Opportunities for your consideration. Besides 11 Active listings in Flanders, NY, we suggest exploring alternatives. Consider Similar 4 Spaces in Nearby Cities, and Similar 14 Properties for Sales.

    Office Spaces for Lease in Nearby Cities

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

    Second-Floor Office Units
    Second-Floor Office Units

    472 Montauk Highway, East Quogue, NY 11942

    $1,850/Mo

    Two flexible offices provide natural light, storage, and access to a freight elevator.

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    Historic Office Building with Central Air
    Historic Office Building with Central Air

    1586 Main Road, Jamesport, NY 11947

    $4,000/Mo

    Well maintained historic office building with three first-floor rooms plus four second-floor rooms and central air.

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    Historic Office Building
    Historic Office Building

    1586 Main Rd, Jamesport, NY 11947

    $4,000/Mo

    Well-maintained historic office building offering two floors with multiple rooms, plus kitchen and bathroom facilities.

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    Second-Floor Office Suites
    Second-Floor Office Suites

    472 Montauk Highway, East Quogue, NY 11942

    $1,850/Mo

    Two matching office suites on the second level include ample storage and access via a freight elevator.

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    Similar Spaces for Sale in Flanders, NY

    Consider Similar Space for Sale. We found 14 Spaces matching your search parameters.

    Renovated Two-Unit Medical Office Building
    Renovated Two-Unit Medical Office Building

    1190 Old Country Rd, Riverhead, NY 11901

    $1,575,000
    3,446 sqft

    Renovated two-unit medical office building with strong income potential and 100% occupancy.

    View details
    Medical/Office Building on Roanoke Avenue
    Medical/Office Building on Roanoke Avenue

    976 Roanoke Ave, Riverhead, NY 11901

    $750,007
    1,452 sqft 0.22 AC lot

    Professional building suitable for medical, wellness, or general office use.

    View details
    Riverhead Office Building For Sale
    Riverhead Office Building For Sale

    211 Roanoke Ave, Riverhead, NY 11901

    $650,000
    2,437 sqft 0.14 AC lot

    Two-story office building in downtown Riverhead with parking.

    View details
    Medical Office Building with Treatment Rooms
    Medical Office Building with Treatment Rooms

    976 Roanoke Avenue, Riverhead, NY 11901

    $750,007
    0.22 AC lot

    1952-built medical office with multiple treatment/exam rooms, central air, natural gas heat, and on-site parking on Roanoke Avenue.

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    Mixed-Use Retail and Office Building
    Mixed-Use Retail and Office Building

    53 East Main Street, Riverhead, NY 11901

    Contact for pricing
    13,997 sqft 0.07 AC lot

    Three ground-floor retail spaces with second-floor office space in walkable downtown Riverhead.

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    Two-Unit Office Building
    Two-Unit Office Building

    1190 Old Country Rd, Riverhead, NY 11901

    Contact for pricing
    3,446 sqft

    Two-unit office building totaling 3,446 SF, built in 1959 and renovated, zoned SC.

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    NNN Office Investment Property
    NNN Office Investment Property

    33 W 2nd St, Riverhead, NY 11901

    $6,495,000
    26,235 sqft

    Single-tenant building with a new 10-year NNN lease and elevator access.

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    Subdividable Commercial Land For Sale
    Subdividable Commercial Land For Sale

    845 Raynor Ave, Riverhead, NY 11901

    Contact for pricing
    10,000 sqft 8.00 AC lot

    8 acres of subdividable commercial land in Riverhead, NY.

    View details
    Fully Leased Office Complex
    Fully Leased Office Complex

    518-526 E Main St, Riverhead, NY 11901

    $5,250,000

    Three-building property with professional suites and on-site parking near downtown attractions.

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    7-Unit Office Complex
    7-Unit Office Complex

    526 E Main St 518, Riverhead, NY 11901

    $5,250,000

    Fully leased office complex with three buildings, convenient downtown access, and 95 parking spaces.

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    Downtown Riverhead Office Building
    Downtown Riverhead Office Building

    616 Roanoke Ave, Riverhead, NY 11901

    $650,000

    Well-maintained office building in downtown Riverhead, high-traffic area.

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    Office Complex with Parking
    Office Complex with Parking

    526 E Main Street Unit #518, Riverhead, NY 11901

    $5,250,000

    Fully leased professional office property comprising multiple buildings with convenient on-site parking.

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    Mixed-Use Property with Storefront
    Mixed-Use Property with Storefront

    1550 Main Road, Riverhead, NY 11901

    $825,000
    0.12 AC lot

    Fully renovated mixed-use building combines a storefront/gallery space with an attached residential layout and expansion areas.

    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.

    Commercial Land Along Highway
    Commercial Land Along Highway

    1467 Montauk Highway, Mastic, NY 11967

    $2,500/Mo

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

    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
    Prime Retail Corridor Land Lease
    Prime Retail Corridor Land Lease

    550 William Floyd Pkwy, Shirley, NY 11967

    $10,000/Mo
    0.46 AC lot

    20,245 sq ft land for lease in Shirley, NY.

    View details
    Corner Commercial Land
    Corner Commercial Land

    574 Montauk Highway, Shirley, NY 11967

    $1,500/Mo
    0.18 AC lot

    Corner parcel with public water availability along a heavily traveled road.

    View details

    Flanders, NY Office Spaces Market Trends and Statistics

    Explore Office Spaces leasing options in Flanders, NY with 11 listings featured on our commercial real estate exchange. The current inventory includes 3,306 square feet of properties with an estimated lease value of $294.28.

    Estimated lease rates for Office Spaces in Flanders, NY begin at $38.57 SF/Yr, with an average of $73.57 SF/Yr and extend to $108 SF/Yr.
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