www.crexi.com - The Commercial Real Estate Exchange
For Sale
Office 

Suffolk County Office Properties for Sale

102 results
Pictures of Office, Retail property located at 13520 Main Road, Mattituck, NY 11952 for sales - image #1
$2,795,000
Mattituck Mixed-Use Investment Property
Mattituck Mixed-Use Investment Property - Multi-Tenant Complex in the North Fork’ s Commercial Core

13520 Main Road Mattituck, NY 11952

Pictures of Office property located at 201 Moreland Rd, Hauppauge, NY 11788 for sales - image #1
Unpriced
201 Moreland Rd, Unit #10
Professional Office Space in Hauppauge Industrial Park

201 Moreland Rd Hauppauge, NY 11788

Pictures of Retail, Office, Land property located at 2220 Rte 112, Coram, NY 11727 for sales - image #1
Unpriced
2220 Rte 112
Retail

2220 Rte 112 Coram, NY 11727

Pictures of Industrial, Mixed Use, Office, Retail, Special Purpose property located at 3 & 9 Railroad Avenue, East Hampton, NY 11937 for sales - image #1
$24,750,000
The Largest EH Village Commercial Assemblage To Hit Market
The Largest East Hampton Village Commercial Assemblage To Hit The Market.

3 & 9 Railroad Avenue East Hampton, NY 11937

Pictures of Office property located at 2036 County Road 39, Southampton, NY 11968 for sales - image #1
$2,750,000
Southampton Professional Office Building
Southampton Professional Office Building -Headquarters Opportunity with Highway Exposure & Private P

2036 County Road 39 Southampton, NY 11968

Pictures of Industrial, Mixed Use, Office, Retail, Special Purpose property located at 137 Montauk Hwy, Westhampton, NY 11977 for sales - image #1
virtual tour
$5,275,000
137 Montauk Hwy
Opportunity with Great Income and high upside! Rare find/zoning in a highly sought after market.

137 Montauk Hwy Westhampton, NY 11977

Pictures of Office property located at 205 Smithtown Blvd, Nesconset, NY 11767 for sales - image #1
$1,750,000
205 Smithtown Blvd
Office • 6,950 SqFt

205 Smithtown Blvd Nesconset, NY 11767

Pictures of Office property located at 18 Tower Hill Road, Shoreham, NY 11786 for sales - image #1
Unpriced
18 Tower Hill Road
Specialty building, former elementary school in the heart of the Village of Shoreham

18 Tower Hill Road Shoreham, NY 11786

See New Listings First!
Save your filters and get alerts when new properties hit the market.
Save My Search
Pictures of Office property located at 325 E Main St, Smithtown, NY 11787 for sales - image #1
$469,000
325 East Main Street
Office • 3,150 SqFt

325 E Main St Smithtown, NY 11787

Pictures of Office property located at 625 Middle Country Rd, Coram, NY 11727 for sales - image #1
$2,000,000
625 Middle Country Road
Office

625 Middle Country Rd Coram, NY 11727

Pictures of Industrial, Office property located at 296 N Main St, Sayville, NY 11782 for sales - image #1
Unpriced
296 N Main Street, Sayville
Industrial

296 N Main St Sayville, NY 11782

Pictures of Office property located at 640 Montauk Hwy, Shirley, NY 11967 for sales - image #1
$2,350,000
640 Montauk Hwy, Shirley, NY
Multi-Tenant Medical & Professional Office • 7,402 SqFt • Parking Ratio 5.94/1,000 SF

640 Montauk Hwy Shirley, NY 11967

Pictures of Office property located at 50 Main Street, Westhampton Beach, NY 11978 for sales - image #1
virtual tour
$1,849,000
50 Main Street
Prime Main St. - WESTHAMPTON BEACH

50 Main Street Westhampton Beach, NY 11978

Pictures of Industrial, Office property located at 342 Montauk Hwy, East Hampton, NY 11937 for sales - image #1
$8,995,000
Iconic Warehouse Building on Montauk Hwy
Industrial

342 Montauk Hwy East Hampton, NY 11937

Pictures of Office property located at 250 Patchogue Yaphank Rd, Patchogue, NY 11772 for sales - image #1
$140,000
250 Patchogue Yaphank Rd Unit 11
Office • 874 SqFt

250 Patchogue Yaphank Rd Patchogue, NY 11772

Pictures of Office property located at 2100 Middle Country Rd, Centereach, NY 11720 for sales - image #1
$9,999,000
2100 Middle Country
Office

2100 Middle Country Rd Centereach, NY 11720

Pictures of Office property located at 740 Broadway, Amityville, NY 11701 for sales - image #1
Unpriced
740 Broadway, Amityville NY 11701
Office • 2,700 SF

740 Broadway Amityville, NY 11701

Pictures of Business for Sale, Office property located at 28 Cameron Street, Southampton, NY 11968 for sales - image #1
$2,450,000
Freestanding Commercial Building - Rare VB-Zoned Property
Freestanding Commercial Building - - Rare VB-Zoned Property with Private Parking in the SH Village

28 Cameron Street Southampton, NY 11968

Pictures of Office property located at 250 Patchogue Yaphank Rd, Patchogue, NY 11772 for sales - image #1
$550,000
250 Patchogue Yaphank Rd Unit 15
Office • 2,736 SqFt

250 Patchogue Yaphank Rd Patchogue, NY 11772

Pictures of Office, Retail, Self Storage, Special Purpose property located at 103 Fort Salonga Rd, Northport, NY 11768 for sales - image #1
$1,325,000
Horn Professional Building - Office Building
Freestanding Professional Building • Owner-User & Investment Opportunity • 100% Rent Collection • No

103 Fort Salonga Rd Northport, NY 11768

Pictures of Office, Retail property located at 1-15 Hill St, Southampton, NY 11968, 1-17 Windmill ln, Southampton, NY 11968 for sales - image #1
$21,900,000
The New Commercial Hub of Southampton Village
The New Commercial Hub of Southampton Village - Office • 19,805 SqFt

2 LOCATIONS

Pictures of Office property located at 2043 Middle Country Rd, Centereach, NY 11720 for sales - image #1
$1,300,000
2043 Middle Country Road
Office

2043 Middle Country Rd Centereach, NY 11720

Pictures of Industrial, Office, Retail property located at 121 W Oak St, Amityville, NY 11701 for sales - image #1
$2,495,000
121 W Oak St, Amityville NY 11708
Industrial • 12,775 SqFt

121 W Oak St Amityville, NY 11701

Pictures of Office property located at 643 Old Medford Ave, Medford, NY 11763 for sales - image #1
$1,400,000
643 Old Medford Avenue
Land • 0.51 acres

643 Old Medford Ave Medford, NY 11763

Pictures of Industrial, Office, Retail property located at 390 Moffitt Blvd, Islip, NY 11751 for sales - image #1
$1,775,000
390 Moffit Blvd
±6,900 SF Warehouse and Pristine Office Space

390 Moffitt Blvd Islip, NY 11751

Pictures of Office property located at 333 Route 25A, Rocky Point, NY 11778 for sales - image #1
Unpriced
333 Route 25A
Office • 4,250 SqFt

333 Route 25A Rocky Point, NY 11778

Pictures of Business for Sale, Retail, Mixed Use, Office property located at 72 W Main Street, Riverhead, NY 11901 for sales - image #1
Opportunity Zone
$2,995,000
72 W Main Street
Business for Sale

72 W Main Street Riverhead, NY 11901

Pictures of Office property located at 627 Horseblock Road, Farmingville, NY 11738 for sales - image #1
$1,750,000
627 Horseblock Road
Office • 6,532 SqFt

627 Horseblock Road Farmingville, NY 11738

Pictures of Office property located at 55 W Sunrise Hwy, Lindenhurst, NY 11757 for sales - image #1
$599,000
55 W Sunrise Hwy Lindenhurst
Excellent opportunity to purchase this 3,348 Freestanding Professional Office Building

55 W Sunrise Hwy Lindenhurst, NY 11757

Pictures of Office property located at 485 N Ocean Ave, Patchogue, NY 11772 for sales - image #1
virtual tour
$1,650,000
Medical Office Building in Patchogue, NY
Delivered Vacant at Sale

485 N Ocean Ave Patchogue, NY 11772

Pictures of Office, Retail property located at 832 NY 25A, Miller Place, NY 11764 for sales - image #1
$725,000
832,834,836 NY 25A Miller Place Strip Center & Land
3 Unit Strip Center with Separate property in Miller Place NY

832 NY 25A Miller Place, NY 11764

Pictures of Office property located at 755 Park Avenue, Huntington, NY 11743 for sales - image #1
$309,000
755 Park Ave, #120
Office • 884 SqFt

755 Park Avenue Huntington, NY 11743

Pictures of Office property located at 7785 Main Road, Southold, NY 11952 for sales - image #1
$2,200,000
7785 Main Road
Office

7785 Main Road Southold, NY 11952

Pictures of Retail, Office property located at 500 Main St (Montauk Highway), Center Moriches, NY 11934 for sales - image #1
$1,585,000
500 Main St (Montauk Highway)
Retail • 2,244 SqFt

500 Main St (Montauk Highway) Center Moriches, NY 11934

Pictures of Office property located at 275 Dixon Ave, Amityville, NY 11701 for sales - image #1
virtual tour
$3,599,999
Office Building in Amityville, NY
Great Investment Property

275 Dixon Ave Amityville, NY 11701

Pictures of Multifamily, Office, Mixed Use property located at 59 Maple St, Southampton, NY 11968 for sales - image #1
$1,575,000
59 Maple St
High profile location by train station.

59 Maple St Southampton, NY 11968

Pictures of Office property located at 55 Carleton Ave, East Islip, NY 11730 for sales - image #1
$1,650,000
55 Carleton Avenue
Office • 42,689 SqFt

55 Carleton Ave East Islip, NY 11730

Pictures of Office, Special Purpose property located at 1661 NY-112, Port Jefferson Station, NY 11776 for sales - image #1
virtual tour
$3,990,000
1661 Route 112
Vacant Educational Facility • 12,500 Sq Ft End-User Opportunity

1661 NY-112 Port Jefferson Station, NY 11776

Pictures of Mixed Use, Office property located at 211 Roanoke Avenue, Riverhead, NY 11901 for sales - image #1
Opportunity Zone
$650,000
211 Roanoke Avenue
Mixed Use

211 Roanoke Avenue Riverhead, NY 11901

Pictures of Office property located at 871 Middle Country Rd, Selden, NY 11784 for sales - image #1
$675,000
871 Medical Office Building
Office • 1,000 SqFt

871 Middle Country Rd Selden, NY 11784

Pictures of Office property located at 1010 New York 112, Port Jefferson Station, NY 11776 for sales - image #1
Unpriced
1010 NY-112, Port Jefferson Station, NY
100% Occupied Medical Office • ±20,000 SqFt • 1.20 AC • 28,000+ VPD

1010 New York 112 Port Jefferson Station, NY 11776

Pictures of Land, Office, Retail property located at 1545 Middle Country Rd, Centereach, NY 11720 for sales - image #1
$3,300,000
1545 Middle Country Rd
2.4 Acre Development Site For Sale!

1545 Middle Country Rd Centereach, NY 11720

Pictures of Office property located at 554 Larkfield Rd, East Northport, NY 11731 for sales - image #1
Unpriced
554 Larkfield Road, East Northport
Office • 1,000 SqFt

554 Larkfield Rd East Northport, NY 11731

Pictures of Office property located at 230 W Main Road, Riverhead, NY 11901 for sales - image #1
Opportunity Zone
$698,000
230 W Main Road
Office

230 W Main Road Riverhead, NY 11901

Pictures of Office property located at 75 Oak St, Patchogue, NY 11772 for sales - image #1
$5,500,000
75 Oak Street
Office • 24,000 SqFt

75 Oak St Patchogue, NY 11772

Pictures of Office property located at 354 Veterans Memorial Hwy, Commack, NY 11725 for sales - image #1
$2,500,000
Office building for sale in Commack
Office • 4.71% CAP • 10,500 SqFt

354 Veterans Memorial Hwy Commack, NY 11725

Pictures of Office property located at 263-265 Indian Head Rd, Kings Park, NY 11725 for sales - image #1
$2,795,000
263-265 Indian Head Road Kings Park
New Construction • Built in 2020

263-265 Indian Head Rd Kings Park, NY 11725

Pictures of Office property located at 887 Old Country Rd, Riverhead, NY 11901 for sales - image #1
Opportunity Zone
Unpriced
887 Old Country Rd
Office • 20,000 SqFt

887 Old Country Rd Riverhead, NY 11901

Pictures of Office, Retail property located at 121 Pulaski Rd, Kings Park, NY 11754 for sales - image #1
$1,199,000
121 Pulaski Road, Kings Park, NY 11754
Office

121 Pulaski Rd Kings Park, NY 11754

Pictures of Office, Retail property located at 1360 Montauk Hwy, Mastic, NY 11950 for sales - image #1
$1,750,000
1360 Montauk Highway
Office • 4,500 SqFt

1360 Montauk Hwy Mastic, NY 11950

Pictures of Office property located at 218 Ronkonkoma Avenue, Islip, NY 11779 for sales - image #1
$749,000
218 Ronkonkoma Avenue
Office

218 Ronkonkoma Avenue Islip, NY 11779

Pictures of Office, Retail property located at 23 Bridge St, Sag Harbor, NY 11963 for sales - image #1
$3,995,000
23 Bridge St - Potential Quick Service Restaurant
Sag Harbor Mixed-Use Compound - Fully Leased Property - Central Village Business District

23 Bridge St Sag Harbor, NY 11963

Pictures of Office property located at 8 Manor Rd, Smithtown, NY 11787 for sales - image #1
$8,000,000
8 Manor Rd
Office

8 Manor Rd Smithtown, NY 11787

Pictures of Office, Retail property located at 769 Middle Country Rd, Saint James, NY 11780 for sales - image #1
$3,000,000
769 Middle Country Rd
Office • 8,700 SqFt

769 Middle Country Rd Saint James, NY 11780

Pictures of Office property located at 570 Broadway, Amityville, NY 11701 for sales - image #1
$1,300,000
570 Broadway, Amityville NY 11701
Office • 6,000 SF

570 Broadway Amityville, NY 11701

Pictures of Office property located at 6268 Jericho Tpke, Commack, NY 11725 for sales - image #1
$450,000
6268 Jericho Tpke
Office

6268 Jericho Tpke Commack, NY 11725

Pictures of Office property located at 354 Veterans Memorial Hwy, Commack, Ny, Commack, NY 11725 for sales - image #1
$2,500,000
354 Veterans Memorial Hwy
Office

354 Veterans Memorial Hwy, Commack, Ny Commack, NY 11725

Pictures of Office, Industrial property located at 507 N Bicycle Path, Port Jefferson Station, NY 11776 for sales - image #1
$2,495,000
507 North Bicycle Path
Office • 7,176 SqFt

507 N Bicycle Path Port Jefferson Station, NY 11776

Pictures of Office property located at 475 E. Main Street, Patchogue, NY 11772 for sales - image #1
$7,499,000
The Colonial Professional Office Building
Office • 40,000 SqFt

475 E. Main Street Patchogue, NY 11772

Pictures of Office property located at 581 Middle Rd, Bayport, NY 11705 for sales - image #1
$1,150,000
581 Middle Road
Turn key vacant medical building perfect for an end user.

581 Middle Rd Bayport, NY 11705

Results per page:

Suffolk County, NY Office Properties for Sale Market Overview

Search offices for sale in Suffolk County, NY and explore 108 office properties for sale on Crexi’s marketplace. Currently, there are 666,518 square feet of office space in Suffolk County, averaging $2,565,116 and representing $248,816,298 in total value. The average price per square foot for offices in Suffolk County is $347 with a median cap rate of 5%.



Crexi features Suffolk County office units for sale, coworking space for sale, medical office for sale, and more that suit a variety of commercial real estate needs.

Nearby Office Properties

Show Less

Suffolk County Property Types

Show Less
For assistance, reach out to our support team at [email protected] or call 888.273.0423 . For press inquiries, contact [email protected]
Equal Housing Opportunity
5510 Lincoln Blvd #400, Los Angeles, CA 90094Commercial Real Estate Exchange, Inc.Crexi Technologies, LLCCXTechnology, LLC
© 2026 Commercial Real Estate Exchange, Inc. All Rights Reserved. DRE #02086591