Jefferson County NY Homes for Sale

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  /33

  $59,900

  • Land
  • 0.57 Acre
  • $104,374 per Acre

  9697 Clark Rd, Mannsville, NY 13661

  Cute as can be & ready to finish your way! This 2 year young cabin offers easy access on a year-round road with a power pole already on site, just need to install underground electric service. This cabin is a roomy 20’ x 24’ with a 10’ x 20’ loft that has lots of head room & the sellers have left a lot of building materials including windows behind for the buyers use. There’s the Lakeview

  Bambi Norman Listing by R A Wilkes Real Estate LLC

  

  9697 Clark Rd, Mannsville, NY 13661
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  /36

  $219,900

  • 4 Beds
  • 2.5 Baths
  • 2,112 Sq Ft

  205 S James St, Carthage, NY 13619

  This beautiful 4 bedroom home in the village of Carthage is ready for new owners! A large partial wrap-around front porch welcomes you home, with hardwood floors gracing the first floor. Updated kitchen includes stainless steel appliances, and a walk-in pantry with plenty of storage space! The first floor master bedroom has a bonus room above it accessible by spiral staircase that could be used

  Alicia Buckingham Listing by Great Oak Realty LLC

  

  205 S James St, Carthage, NY 13619
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  /45

  $750,000

  • 3 Beds
  • 2 Baths
  • 1,512 Sq Ft

  13843 County Route 123, Henderson, NY 13650

  Welcome to true year-round waterfront living in the heart of Henderson Harbor. This beautifully crafted 3 bedroom, 2 bath home sits directly on the shoreline and offers sweeping, uninterrupted views of Lake Ontario from nearly every room. The moment you step inside, the quality of the construction is immediately noticeable. Real hardwood flooring, stone tile, solid wood trim, and custom details

  Jeremy Briggs Listing by Motivated Realty

  

  13843 County Route 123, Henderson, NY 13650
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  /4

  $189,000 New Construction

  • Land
  • 1.33 Acres
  • $142,105 per Acre

  0 New York 12, Clayton, NY 13624

  Looking for a place to store your boats and items, we have just the storage unit for you. The steel unit was built in 2025, features 40 x 60 with 14-foot walls and concrete floors. Plenty of room to build your home if you desire. Located in close proximity to the St Lawrence River. Call now for details & showing.

  Cathy Garlock Listing by Garlock Realty

  

  0 New York 12, Clayton, NY 13624
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  /40

  $239,000

  • 4 Beds
  • 2 Baths
  • 2,153 Sq Ft

  427 Flower Ave E, Watertown, NY 13601

  Charming and spacious 4-bedroom, 2 full bath home located in the City of Watertown. This well-maintained property blends old-world charm with modern updates and features a first-floor primary bedroom, original hardwood floors, and spacious walk-in closets for added convenience. Is a covered front porch a must have? If so you don't want to miss this one for morning coffee or evening relaxation

  Marsha Gibbons Listing by TLC Real Estate LLC - Carthage

  

  427 Flower Ave E, Watertown, NY 13601
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  /18

  $95,000

  • 3 Beds
  • 1.5 Baths
  • 1,268 Sq Ft

  218 S Rutland St, Watertown, NY 13601

  Welcome to this beautifully updated 3-bedroom, 1-bath home offering 1,268 square feet of comfortable living space. Perfectly situated near the scenic Thompson Park, this charming property combines modern updates with a welcoming layout designed for daily ease. Enter to discover a spacious living room filled with natural light—ideal for relaxing or hosting. Recently remodeled, the home features

  Ricky Gates Listing by eXp Realty

  

  218 S Rutland St, Watertown, NY 13601
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  /26

  $174,900

  • 3 Beds
  • 2 Baths
  • 1,820 Sq Ft

  11931 State Route 12e, Chaumont, NY 13622

  PRICE IMPROVEMENT! This 2-story home offers over 1800 sq ft with 3 bedrooms, 2 full bathrooms, a large living room and also a detached 2-stall garage. There have been many major updates in the past few years with a new roof, siding, furnace & hot water heater. It is conveniently located within a short distance to several family-owned restaurants, convenient stores, a public beach and golf course

  Gayle Wiley Listing by Lake Ontario Realty, LLC

  

  11931 State Route 12e, Chaumont, NY 13622
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  /38

  $48,000

  • 5 Beds
  • 2 Baths
  • 2,968 Sq Ft

  20192 County Route 181, La Fargeville, NY 13656

  This grand home still has life left in her. Exterior viewings only. Home needs rehab work through out but has a lot of the original woodworking and flooring. Large back yard with large deck. Huge garage. Please call for information on access.

  Anne Astafan Listing by North Star Real Estate & Prop Mgmt LLC-Carthage

  

  20192 County Route 181, La Fargeville, NY 13656
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  /7

  $465,000 New Construction

  • 4 Beds
  • 2.5 Baths
  • 2,400 Sq Ft

  31233 Elm Ridge Rd, Evans Mills, NY 13637

  Why would you ever buy used when you can buy new? This home can be yours in a 3-4 month time period. This is a 2x6 stick built modular home - all built inside! How about enjoying your scenic Indian River waterfront home? This home will come with your pick of granite counter top color, siding color, and lvp flooring color - if bought by the end of May. Yes, this is a 5.8 acre lot with a 4 bedroom

  Kirk Gilchrist Listing by Bridgeview Real Estate

  

  31233 Elm Ridge Rd, Evans Mills, NY 13637
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  /46

  $427,900

  • 4 Beds
  • 2.5 Baths
  • 2,816 Sq Ft

  21751 Hewitt Dr, Carthage, NY 13619

  Don’t miss this rare opportunity to own a completely secluded 2800 sq ft contemporary home on over 600 feet of waterfront just minutes from Fort Drum! Nestled on 7.2 private acres just outside the Village of West Carthage. Surrounded by nature and abundant with wildlife, this rare property offers the perfect blend of tranquility and convenience, all within minutes of Fort Drum, local schools,

  Lori Gervera Listing by Keller Williams Northern New York

  

  21751 Hewitt Dr, Carthage, NY 13619
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  /14

  $25,000

  • Land
  • 1.29 Acres
  • $19,380 per Acre

  33583 Broadwell Rd, Theresa, NY 13691

  Check out this great spot with waterfront on the Indian River. This would be the perfect place for a house or a camp. The river is perfect for canoes and kayaks and also some good fishing. Call to take a look today!

  Desiree Dercole Listing by Bridgeview Real Estate

  

  33583 Broadwell Rd, Theresa, NY 13691
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  /25

  $299,900

  • 2 Beds
  • 1 Bath
  • 986 Sq Ft

  10384 & 10386 US Route 11, Adams, NY 13605

  Live, Work, and Profit — All in One Place! Welcome to 10384 & 10386 US Route 11 Adams, New York. This mixed-use property includes a 986 square foot 2-bedroom/1-bathroom house as well as an 806 square foot commercial building. This unique setup affords buyers with a live-and-work option, or income potential by renting out one or both spaces! The Ranch-style home offers convenient single-floor

  William Leepy Listing by NNY Homes Inc

  

  10384 & 10386 US Route 11, Adams, NY 13605
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  /13

  $249,900

  • 2 Beds
  • 2 Baths
  • 938 Sq Ft

  42685 New York 12, Alexandria Bay, NY 13607

  Discover this prime commercial opportunity! Situated on a spacious 1.54-acre lot, this property is 1 of 4 remaining in a highly sought-after location in the Thousand Islands. Benefit from its exceptional visibility and convenient access to a key transportation route linking the U.S. and Canada. Whether you're envisioning a retail outlet, a service-oriented venture, or any other commercial

  Kiah Sugrue Listing by Lake Ontario Realty, LLC

  

  42685 New York 12, Alexandria Bay, NY 13607
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  /20

  $260,000

  • 4 Beds
  • 1.5 Baths
  • 1,572 Sq Ft

  14306 County Route 89, Mannsville, NY 13661

  New Listing – Updated Country Home on 3.5 Acres!Welcome to this beautifully updated 4-bedroom, 1.5-bathroom home nestled on 3.5 acres of scenic countryside—perfect for those who love the outdoors. Enjoy watching wildlife out your back door and fishing access to Skinner Creek, making this an ideal spot for outdoor enthusiasts. Inside, the home features: New wiring and 200-amp electrical

  Lory Cobb Listing by Berkshire Hathaway HomeServices CNY Realty Watn

  

  14306 County Route 89, Mannsville, NY 13661
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  /50

  $449,000

  • 5 Beds
  • 2.5 Baths
  • 2,805 Sq Ft

  18883 Woodruff Settlement Rd, Watertown, NY 13601

  Welcome to this stunning 5-bedroom, 2.2-bath contemporary home, perfectly set on 5 peaceful acres and offering incredible space, comfort, and value. Homes of this location and size rarely come at a price this good, making this property an exceptional opportunity you won’t want to miss. From the moment you arrive, you’ll notice the clean contemporary lines, generous footprint, and the impressive

  Amanda Miller Listing by Lake Ontario Realty, LLC

  

  18883 Woodruff Settlement Rd, Watertown, NY 13601
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  /2

  $35,000

  • Land
  • 0.42 Acre
  • $83,333 per Acre

  1331 Loomus Dr, Watertown, NY 13601

  THIS IS AND EXCLUSIVE PAUL FOWLER DEVELOPMENT "CUSTOM BUILD TO SUIT" LOT. PAUL WILL DESIGN AND CUSTOM BUILD YOUR DREAM HOUSE ON THIS BEAUTIFUL LOT, MINUTES FROM EVERYWHERE.

  Dave Pridgen Listing by Coldwell Banker Prime Prop,Inc

  

  1331 Loomus Dr, Watertown, NY 13601
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  /37

  $489,000

  • 5 Beds
  • 2 Baths
  • 2,176 Sq Ft

  3180 Carleton Island Road 1, Cape Vincent, NY 13618

  Enjoy the breathtaking sunsets as you enjoy the spacious porch of this Waterfront gem. This five bedroom two bath cottage sits with its panoramic " Million Dollar View". The ships pass right by your front door. For your special watercraft there is a10'x28' boathouse with extra dockage for guests. There is a 23' 1987 Grady White Seafarer with two updated outboard motors available for sale. The

  Barry Kukowski Listing by Howard Hanna-Watertown

  

  3180 Carleton Island Road 1, Cape Vincent, NY 13618
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  /7

  $86,000

  • Land
  • 5.9 Acres
  • $14,576 per Acre

  31233 Elm Ridge Rd, Evans Mills, NY 13637

  Wow! What a find! How about a 5.8 acre lot that is level for building and right on the Indian River? Do a small bit of clearing and you'd have an oasis right on the river! Great views, great access - just a great great building and living lot! It wont last!

  Kirk Gilchrist Listing by Bridgeview Real Estate

  

  31233 Elm Ridge Rd, Evans Mills, NY 13637
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  /26

  $120,000

  • Land
  • 44.07 Acres
  • $2,723 per Acre

  0 Mill St, Theresa, NY 13691

  Discover an incredible opportunity to own 44 acres of beautiful, versatile land within the Village of Theresa. The land offers multiple buildable lots, making it ideal for a savvy investor or someone looking to create a private family compound. Essential utilities are readily available, with electric and water hookup availability directly on Morgan Street, simplifying any future building

  Kaitlin Delles Listing by Marble Key Realty LLC

  

  0 Mill St, Theresa, NY 13691
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  /50

  $449,000

  • 3 Beds
  • 2 Baths
  • 2,167 Sq Ft

  535 John St, Clayton, NY 13624

  This charming Victorian home sits on one of the most desirable streets in the village of Clayton. Step through three sets of grand original double doors into a bright, airy interior highlighted by a tin ceiling, tall windows, and beautifully preserved hardwood floors and moldings. French doors provide privacy to the front parlor, and the original butler’s pantry offers the potential for a

  Sarah Riddoch Listing by Motivated Realty

  

  535 John St, Clayton, NY 13624
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  /50

  $289,900

  • 3 Beds
  • 2 Baths
  • 1,907 Sq Ft

  31872 Wilton Rd, Carthage, NY 13619

  Step into country charm with this beautifully refreshed farmhouse set on just over 3 serene acres surrounded by mature trees and two peaceful streams. The spacious kitchen is a true highlight—offering solid-surface counters, stainless appliances, double wall oven, and a custom wood island perfect for gathering. The first floor also provides a dedicated dining area and a cozy bonus room warmed by

  Joseph Murtha Listing by North Star Real Estate & Property Management

  

  31872 Wilton Rd, Carthage, NY 13619
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  /28

  $169,000

  • 5 Beds
  • 2 Baths
  • 1,672 Sq Ft

  315 N California Ave, Watertown, NY 13601

  Welcome home to this spacious 4-5 bedroom, 2 full bath home that has everything you need to start your homeownership journey! Pull into the blacktop driveway and you’ll find a detached garage, fenced backyard, and a pool with deck — perfect for relaxing or entertaining.Step inside to a bright kitchen offers ss refrigerator and gas stove, &; leads to a formal dining room with beautiful

  Lori Nettles Listing by TLC Real Estate LLC - Carthage

  

  315 N California Ave, Watertown, NY 13601
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  /10

  $59,000

  • 3 Beds
  • 2 Baths
  • 1,530 Sq Ft

  403 Coffeen St, Watertown, NY 13601

  Affordable two-family property on Coffeen Street in Watertown. This duplex sits on a small lot and includes a storage building that will transfer in as-is condition. Total rent currently brings in $1,050/month, with one tenant set to move out in mid-June—offering an opportunity for owner-occupancy or new rental terms. The home needs work but is currently livable, making it a solid option for an

  Jeremy Briggs Listing by Motivated Realty

  

  403 Coffeen St, Watertown, NY 13601
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  /39

  $199,900

  • 4 Beds
  • 1 Bath
  • 1,400 Sq Ft

  651 S James St, Cape Vincent, NY 13618

  Welcome to this charming 4 bed 1 bath home only blocks away from the beautiful St. Lawrence river. Newly renovated to add more square footage and updated to include a new metal roof, paint and flooring, propane monitor, on demand water and much more. This home is a great opportunity to enjoy life in one the most scenic areas of the Thousand Islands. Convenient access to waterfront activities,

  Desiree Dercole Listing by Bridgeview Real Estate

  

  651 S James St, Cape Vincent, NY 13618
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  /6

  $760,000

  • Land
  • 151.94 Acres
  • $5,002 per Acre

  22877 New York 342, Watertown, NY 13601

  Prime Development Opportunity! 150.94 Acres Available!Unlock endless possibilities with this exceptional parcel of land, perfectly situated just off Interstate 81, north of Watertown. With an impressive 150.94 acres, this property offers incredible potential—keep it as productive farmland, or transform it into a housing development, apartment complexes, a truck stop, medical building,

  Betty Bork Listing by Door to Door Realty

  

  22877 New York 342, Watertown, NY 13601
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  /23

  $79,000

  • 4 Beds
  • 1 Bath
  • 1,410 Sq Ft

  43851 State Route 3, Natural Bridge, NY 13665

  Looking for the perfect winter project? Look no further! This 4-bedroom, 1-bath home with a 2-stall detached garage is nestled in the beautiful Adirondack Foothills. Offering easy commuting access to Fort Drum—just 20 minutes away! This property combines convenience with small-town charm. With its solid bones and great location, this home is the ideal canvas to create your true dream home. Let

  Abbigayle Culbertson Listing by TLC Real Estate LLC - Carthage

  

  43851 State Route 3, Natural Bridge, NY 13665
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  /27

  $129,900

  • 3 Beds
  • 1 Bath
  • 1,472 Sq Ft

  460 N Washington St, Carthage, NY 13619

  Village home affordably priced for a quick sale. The covered front porch leads into the hallway with a 1st floor bedroom to the right. To the left is the living room that leads to the formal dining room (currently used as another bedroom). Oversized kitchen offers plenty of space to expand cabinets or keep as an eat-in. Laundry room on the 1st floor. Upstairs is a large landing with 2 good sized

  Jennifer Waite Listing by Hometown Real Estate Services

  

  460 N Washington St, Carthage, NY 13619
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  /25

  $279,900

  • 5 Beds
  • 3 Baths
  • 2,457 Sq Ft

  121 N Clinton St, Carthage, NY 13619

  Welcome to this beautifully renovated 5-bedroom, 3-bath home in the Village of Carthage, NY. Thoughtfully updated from top to bottom, this move-in-ready property offers the perfect blend of space, comfort, and modern finishes.The first floor features a convenient bedroom and full bath, ideal for guests or one-level living, along with first-floor laundry. The bright, open living area is

  Lori Nettles Listing by TLC Real Estate LLC - Carthage

  

  121 N Clinton St, Carthage, NY 13619
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  /5

  $29,900

  • Land
  • 4.36 Acres
  • $6,858 per Acre

  0 Route 11, Calcium, NY 13616

  "A LOT TO LOVE" The perfect site for your future. This 4.36 acre lot with over 1000ft of frontage will provide you with plenty of room for your dream home. This lot is PIE shaped and the beautiful perk here is that it abuts to the CALCIUM NATURE TRAIL , which provides a nice view of nature. GREAT LOCATION so close to FORT DRUM [WITHIN 5 MILES] . Public water, sewer and gas is available all

  Kathleen Evans Listing by Berkshire Hathaway HomeServices CNY Realty Watn

  

  0 Route 11, Calcium, NY 13616
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  /16

  $95,000

  • 4 Beds
  • 2 Baths
  • 1,716 Sq Ft

  626 Mill St, Watertown, NY 13601

  Welcome to 626 Mill St, This home is a Bank Foreclosure - Cozy home with recent renovations including updated paint and newer bathrooms. This nearly move in ready home is priced to move under 100k. Call today for your showing.

  Michael Hall Listing by North Star Real Estate & Property Management

  

  626 Mill St, Watertown, NY 13601
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  /13

  $63,000

  • Land
  • 1.35 Acres
  • $46,667 per Acre

  20467 Morin Ln, Hounsfield, NY 13685

  Beautiful piece of land in Sackets Harbor 2 miles from the Village. Now is the time to build your dream home in a quite serene area. 1.35 acre lot in the Blue Heron Landing development. Lot has gas, electric & water, needs septic. One you need to see to appreciate!

  Anne Harrienger Listing by Marzano Real Estate, LLC.

  

  20467 Morin Ln, Hounsfield, NY 13685
• 

  

  /14

  $199,000

  • 4 Beds
  • 2 Baths
  • 2,438 Sq Ft

  25 Mechanic St, Antwerp, NY 13608

  Charming and spacious 4-bedroom, 2-bath home in the heart of Antwerp featuring beautiful hardwood floors, rich wood trim, and classic architectural details throughout. This inviting residence offers a large eatin kitchen with ample cabinetry, a formal dining room, multiple living and family spaces, and a bright heated sunroom. Enjoy relaxing on the expansive wraparound porch or entertaining

  Derek Greene Listing by The Greene Realty Group

  

  25 Mechanic St, Antwerp, NY 13608
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  /10

  $245,000

  • Land
  • 2.2 Acres
  • $111,364 per Acre

  37060 New York 12, Clayton, NY 13624

  Prime Location Near the St Lawrence River! Discover this brand-new steel building (built in 2025), perfectly situated in the Heart of the scenic 1000 Islands. The building is 40 x 65; the lot is level ideal for expansion or building a home. The construction is a highly durable custom build with steel trusses, designed for longevity and low maintenance. This property offers endless possibilities

  Cathy Garlock Listing by Garlock Realty

  

  37060 New York 12, Clayton, NY 13624
• 

  

  /14

  $349,900

  • Land
  • 17.72 Acres
  • $19,746 per Acre

  18031 Us Route 11, Watertown, NY 13601

  Incredible building lot opportunity in the town with road frontage on two main roads, high visibility and traffic, perfect for business development.

  Tara Marzano Listing by Marzano Real Estate, LLC.

  

  18031 Us Route 11, Watertown, NY 13601
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  /48

  $619,900

  • 4 Beds
  • 2 Baths
  • 1,800 Sq Ft

  6345 Fire Road 40, Three Mile Bay, NY 13693

  Come Check out this Fabulous 4 Bedroom Bayfront Ranch home with 178' of beautiful boatable waterfront on a private 3-acre lot! This outstanding property boasts so much including a 24X24 Garage PLUS a 32X42 Quonset hut for your boat storage! The Home was built in 2016 and although has been used as a cottage would make a great primary home with one adjustment! The Home features a beautiful layout

  Amanda Miller Listing by Lake Ontario Realty, LLC

  

  6345 Fire Road 40, Three Mile Bay, NY 13693
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  /46

  $899,900

  • 2 Beds
  • 2 Baths
  • 6,600 Sq Ft

  42685 New York 12, Alexandria Bay, NY 13607

  Check out this INCREDIBLE business/residential opportunity! Unlock the potential of this highly versatile multi-use commercial property, ideally positioned on 2.48 acres along a high-traffic corridor with prime visibility and direct access to a major route connecting the U.S. and Canada. The main 40'×40' finished showroom offers an impressive welcome with its 10-foot, three-sided covered

  Kiah Sugrue Listing by Lake Ontario Realty, LLC

  

  42685 New York 12, Alexandria Bay, NY 13607
• 

  

  /46

  $410,000

  • 4 Beds
  • 2.5 Baths
  • 2,044 Sq Ft

  36717 County Route 136, Theresa, NY 13691

  Welcome to this cozy two-story Colonial set on 1.72 acres with thoughtful updates throughout. This 4 bedroom, 2.5-bath home offers a well designed layout. Featuring a kitchen and dining combination accented by a new backsplash, perfect for everyday living and entertaining. The main level includes a comfortable living room, a versatile den or office space, first-floor laundry, and a convenient

  Jessica Olney Listing by Bridgeview Real Estate

  

  36717 County Route 136, Theresa, NY 13691
• 

  

  /9

  $89,900

  • 3 Beds
  • 2 Baths
  • 1,152 Sq Ft

  781 W End Ave, Carthage, NY 13619

  Looking for your next project or investment? This 3-bedroom riverfront home is packed with potential and waiting for the right buyer to bring it back to life! Located right on the river, this property offers peaceful water views, great fishing, and plenty of room to make it your own. The home needs TLC throughout — perfect for a handyman, flipper, or DIY enthusiast who sees the value in good

  Teri Reichert Listing by NNY Homes Inc

  

  781 W End Ave, Carthage, NY 13619
• 

  

  /25

  $159,000

  • 3 Beds
  • 1 Bath
  • 938 Sq Ft

  20201 Ford St, La Fargeville, NY 13656

  Cute village home with three spacious bedroom located on a quiet side street. This property includes 3+ acres with the Chaumont River running through it and is in walking distance of the school. The treed lot has three outbuildings with electricity and insulation in two of those, offering plenty of storage. The large fenced in back yard adds privacy. The home has an enclosed porch allowing use in

  Brandie Beebe Listing by Staie on the Seaway Real Estate Services RES, LLC.

  

  20201 Ford St, La Fargeville, NY 13656
• 

  

  /50

  $649,900

  • 3 Beds
  • 2 Baths
  • 1,716 Sq Ft

  36976 New York 12e Unit 978, Clayton, NY 13624

  Come check out this amazing incredibly unique Clayton property featuring a 3 Bedroom 2 Bath Lovely Ranch home on 50 acres with a beautiful older well kept Dairy barn AND a well kept mid 90's Mobile Home that is a great In Law suite or rental and currently used as an AirBnB! So much opportunity here and privacy with rental income! The acreage out back is currently being farmed and leased out, the

  Amanda Miller Listing by Lake Ontario Realty, LLC

  

  36976 New York 12e Unit 978, Clayton, NY 13624

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