Jefferson County NY Homes for Sale

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  /38

  $650,000

  • Land
  • 44.02 Acres
  • $14,766 per Acre

  314 Dodge Ave, Sackets Harbor, NY 13685

  Best business opportunity of the century in the beautiful, walkable, village of Sackets Harbor on the shores of Lake Ontario. Phase 2 and 3 of the Sackets Meadows subdivison is ready for completion by a developer or investor who knows that "Everybody wants to live in Sackets !". Site plans available to a qualified buyer for the 40+ homes ready to be built on this 2 parcel offering totaling just

  Mandy Bray Listing by Lake Ontario Realty, LLC

  

  314 Dodge Ave, Sackets Harbor, NY 13685
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  /8

  $95,000

  • Land
  • 3.08 Acres
  • $30,844 per Acre

  3350 Bedford Corners Rd, Cape Vincent, NY 13618

  Discover the potential of this remarkable 3.08-acre property (Lot 1A), featuring a 14x40 storage building and a 24x36 carport. Ideal for various endeavors, this land is an excellent choice for building your dream home, a vacation retreat, or even a small business venture.The infrastructure includes approved public water access for the road, a drilled well, and a septic system, ensuring

  Kiah Sugrue Listing by Lake Ontario Realty, LLC

  

  3350 Bedford Corners Rd, Cape Vincent, NY 13618
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  /45

  $3,995,000

  • 11 Beds
  • 4 Baths
  • 5,818 Sq Ft

  48920 Sport, Alexandria, NY 13607

  Welcome to Sport Island, one of the most iconic and sought after-private islands in the majestic Thousand Islands Region. This extraordinary 3.90 -acre- estate offers once in a lifetime opportunity to own a piece of paradise surrounded by breathtaking sunsets and panoramic ship views. The property highlights the main house and 3 charming cottages, perfect for hosting family, friends & guests.

  Cathy Garlock Listing by Garlock Realty

  

  48920 Sport, Alexandria, NY 13607
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  /12

  $384,000

  • 4 Beds
  • 1 Bath
  • 2,454 Sq Ft

  47873 Number Nine Unit 899, Alexandria, NY 13607

  Gorgeous 3 BR/2 BA island cottage situated on a private parcel. This property features open floor plan, cathedral wood ceilings and the most amazing screened-in front porch that runs the length of the cottage. This property was built in 2006 and is in turn-key condition. So get your family ready to enjoy all this wonderful river location has to offer.

  Cathy Garlock Listing by Garlock Realty

  

  47873 Number Nine Unit 899, Alexandria, NY 13607
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  /26

  $67,500

  • Land
  • 0.76 Acre
  • $88,816 per Acre

  13428 Harbor View Estates, Woodville, NY 13650

  Spectacular water view lot overlooking Henderson Harbor. Build the home of your dreams.Municipal water and underground electric available a road. It's the last lot available on this road and surrounded by beautiful well-kept homes. Come by at sun set you will fall in love!

  Mandy Bray Listing by Lake Ontario Realty, LLC

  

  13428 Harbor View Estates, Woodville, NY 13650
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  $269,900

  • 3 Beds
  • 2 Baths
  • 1,456 Sq Ft

  33128 County Route 46, Theresa, NY 13691

  Stunning new Ranch home just outside of Theresa and close to the Indian River! This brand new 2025 home boasts a beautiful open layout, 3 bedrooms, 2 bathrooms, beautiful and unique concrete floors, mini split Ac, solid well insulated and well-built home that is HE in every way to include the incredible boiler heating system that has Wi-Fi capability and all this in the country close to Fort Drum

  Amanda Miller Listing by Lake Ontario Realty, LLC

  

  33128 County Route 46, Theresa, NY 13691
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  /50

  $314,900

  • 3 Beds
  • 1 Bath
  • 1,344 Sq Ft

  610 E Lake St, Cape Vincent, NY 13618

  Looking for a home in one of the Thousand Islands’ best-kept secrets? Welcome to beautiful Cape Vincent—rich in history, with charming shops, great restaurants, and small-town appeal. This meticulously maintained home is located on a very quiet street and even offers a view of the St. Lawrence River. Enjoy watching ships pass by right from your living room. Outside, you’ll find beautiful

  Melinda Countryman Listing by Lake Homes Realty LLC

  

  610 E Lake St, Cape Vincent, NY 13618
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  /50

  $369,900

  • 4 Beds
  • 1.5 Baths
  • 1,768 Sq Ft

  37931 State Route 12e, Clayton, NY 13624

  Amanda Miller Listing by Lake Ontario Realty, LLC

  

  37931 State Route 12e, Clayton, NY 13624
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  /39

  $189,900

  • 5 Beds
  • 2 Baths
  • 1,934 Sq Ft

  810 Boyd St, Watertown, NY 13601

  Great investment opportunity in the City of Watertown! This well-kept two-unit home offers strong rental history and excellent cash flow. The first-floor apartment is currently occupied, providing immediate rental income, while the upstairs unit is vacant and ready for immediate occupancy—ideal for VA or FHA buyers looking to live in one unit while renting the other. The spacious lower unit

  Joseph Murtha Listing by North Star Real Estate & Property Management

  

  810 Boyd St, Watertown, NY 13601
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  /37

  $219,900

  • 3 Beds
  • 1 Bath
  • 864 Sq Ft

  214 Dodge Ave, Sackets Harbor, NY 13685

  Welcome to 214 Dodge Avenue, a charming one-level home in the heart of Sackets Harbor that has been previously used as a successful Airbnb. This well-maintained property offers an efficient, comfortable layout ideal for easy living, weekend getaways, or continued short-term rental use. The home features stainless steel appliances, a functional kitchen, and inviting living spaces designed for

  Timothy Garner Listing by Real Broker NY LLC

  

  214 Dodge Ave, Sackets Harbor, NY 13685
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  /17

  $204,000

  • 5 Beds
  • 3 Baths
  • 2,636 Sq Ft

  405 N Main St, Mannsville, NY 13661

  Fantastic Investment Opportunity! This well-maintained multi-family home offers three fully occupied apartments—two spacious 2-bedroom units and one 1-bedroom unit. Each apartment comes with an oven/range and refrigerator, providing convenience for tenants. Added value with lawn care, snow removal, and refuse removal included, making property management easier. Perfect for both investors and

  Lory Cobb Listing by Berkshire Hathaway HomeServices CNY Realty Watn

  

  405 N Main St, Mannsville, NY 13661
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  /38

  $329,000

  • 2 Beds
  • 1 Bath
  • 696 Sq Ft

  19474 Crestview Dr, Wellesley Island, NY 13640

  ADORABLE WELLESLEY ISLAND COTTAGE OFFERING MAGNIFICENT RIVERVIEWS AND A DOCK SLIP! Welcome to this 696 square foot cottage offering magnificent views of the St. Lawrence River’s main shipping channel on beautiful and vehicle accessible Wellesley Island. Nestled in the Crestview Acres Association, this charming property is perfectly positioned not far from the shoreline and offers access to the

  Shondra Beach Listing by Bridgeview Real Estate

  

  19474 Crestview Dr, Wellesley Island, NY 13640
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  /2

  $15,000

  • Land
  • 1.71 Acres
  • $8,772 per Acre

  0 Route 11, Evans Mills, NY 13637

  Check out this parcel! Between Evans Mills and Philadelphia, close to Fort Drum it is the perfect location!

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

  

  0 Route 11, Evans Mills, NY 13637
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  /17

  $203,000

  • 3 Beds
  • 2 Baths
  • 1,244 Sq Ft

  622 Fulton St, Carthage, NY 13619

  This house is for you! Upstairs completely remodeled, 3 bedrooms,1 full bath. Kitchen has been updated, fresh paint, bathroom downstairs has fresh paint, new carpets upstairs, some new flooring. Roof 5 years old, hot water heater is 1 year old. Detached one stall garage with a big room above it. Nice side yard. This house is truly a must see. Call for your appointment today!

  Betty Bork Listing by Door to Door Realty

  

  622 Fulton St, Carthage, NY 13619
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  /15

  $55,000

  • Land
  • 0.96 Acre
  • $57,054 per Acre

  Lot 1 Potter Blvd, Clayton, NY 13624

  Located on Potter Boulevard in Clayton, this approximately 0.96-acre parcel (140 feet by 300 feet) is in the process of being subdivided and offers a versatile opportunity just steps from the St. Lawrence River. Whether you're looking to build a year-round home, a seasonal getaway, or a garage to store boats and recreational equipment, this lot offers the space and location to suit a variety of

  Jeremy Briggs Listing by Motivated Realty

  

  Lot 1 Potter Blvd, Clayton, NY 13624
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  /24

  $269,900

  • Land
  • 100 Acres
  • $2,699 per Acre

  0 Black Creek Rd, Grenell, NY 13624

  Beautiful 100 Acre parcel in Clayton perfect for hunting or building your private dream home! Part of larger parcel and to be surveyed/subdivided! More land available, electric at property, snowmobile trail right there for easy access! Owner is flexible on exact acreage and full parcel is also listed for sale for $729,900. Call today for more info!

  Amanda Miller Listing by Lake Ontario Realty, LLC

  

  0 Black Creek Rd, Grenell, NY 13624
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  /35

  $290,000

  • 4 Beds
  • 2 Baths
  • 2,187 Sq Ft

  109 Mill St, Theresa, NY 13691

  **Riverside Retreat for Nature Lovers!** Welcome to your dream escape! This spacious 4-bedroom, 2-bath home offers 2,187 sq ft of comfort and charm, perfectly positioned on 133 feet of pristine waterfront with stunning river views. Whether you're kayaking at sunrise or hosting backyard BBQs under the stars, this property is a haven for outdoor enthusiasts.Inside, enjoy gleaming

  Sonia Conlin Listing by All American Real Estate NNY LLC

  

  109 Mill St, Theresa, NY 13691
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  /2

  $27,000

  • Land
  • 0.46 Acre
  • $58,824 per Acre

  0 N Adams Unit S1306912, Adams, NY 13605

  Nice level lot with municipal water and sewer. No Village Taxes. Street lights and you are walking distance to the golf course, school and shopping.

  Karen Peebles Listing by Berkshire Hathaway HomeServices CNY Realty Watn

  

  0 N Adams Unit S1306912, Adams, NY 13605
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  /2

  $36,900

  • Land
  • 2.06 Acres
  • $17,895 per Acre

  0 County Route 5 Rd Unit S1644345, Clayton, NY 13624

  Generous 2+ acre lot on county road between Clayton and Three Mile Bay. One of two similar listings, Lot A has 225 feet of frontage, with scenic views and a level terrain. Located in a lovely scenic setting, but still convenient to both lake and river communities, this is an ideal setting for your new home!

  Gail Miller Listing by Ontario Bays Realty LLC

  

  0 County Route 5 Rd Unit S1644345, Clayton, NY 13624
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  /20

  $189,900

  • 2 Beds
  • 1.5 Baths
  • 958 Sq Ft

  21990 Admirals Walk, Watertown, NY 13601

  Affordable and easy to maintain! Ranch style home with open floor plan with cathedral ceiling, 2 bedrooms plus office, 1 1/2 bath, storage room plus shed. 5 minutes to Fort Drum and minutes to Watertown. You'll enjoy a peaceful setting on a dead end street. Metal roof was recently maintained with roof screws reset and flashing replaced around exhaust vent. Owners utility cost for natural gas and

  Joan Gerni Listing by NNY Homes Inc

  

  21990 Admirals Walk, Watertown, NY 13601
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  /4

  $19,900

  • 3 Beds
  • 1 Bath
  • 864 Sq Ft

  938 Alexandria St, Carthage, NY 13619

  Looking for a diamond in the rough? This charming three-bedroom home is ready to be transformed into something truly special. Sitting pretty on a quiet cul-de-sac, this property offers the perfect canvas for those eager to create their dream space. With 864 square feet of living space, the cozy layout provides an excellent starting point for renovation. The single bathroom and compact footprint

  Ricky Gates Listing by eXp Realty

  

  938 Alexandria St, Carthage, NY 13619
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  /48

  $325,000

  • 3 Beds
  • 2 Baths
  • 1,804 Sq Ft

  32702 Old Town Springs Rd, Chaumont, NY 13622

  Price Improvement! Nestled in the woods with an abundance of privacy, this 3-bedroom, 2-bath home offers the perfect balance of seclusion and convenience. Just minutes from the beautiful St. Lawrence River, Thousand Islands, and approximately 30 minutes to Fort Drum, you’ll also be only a couple of hours from the Adirondacks for year-round outdoor adventures.Inside, the recently remodeled

  Jill Rosette Listing by Bridgeview Real Estate

  

  32702 Old Town Springs Rd, Chaumont, NY 13622
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  /45

  $229,000

  • 5 Beds
  • 2 Baths
  • 2,391 Sq Ft

  25943 State Route 37, Watertown, NY 13601

  Wow! Such a rare find! How about a 5 bedroom Ranch not far from Watertown and Drum? Pull up into your great location and super nice large back yard! Then walk into your kitchen, living room, dining room concept - all nice sized! Then walk into a huge primary suite - huge! The other two wings both have two bedrooms in them - so lots of room for privacy as well. Now, did I add the completely

  Kirk Gilchrist Listing by Bridgeview Real Estate

  

  25943 State Route 37, Watertown, NY 13601
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  /30

  $239,900

  • 4 Beds
  • 2.5 Baths
  • 1,664 Sq Ft

  1157 Harrison St, Watertown, NY 13601

  Check out this 2 story charmer right near Thompson Park! This house boasts 3-4 bedrooms, 2 and a half baths, huge living room, gorgeous dining room, modern kitchen and much more. The beautiful hardwoods, mixed with modern touches and large rooms, really set this one apart. With a fenced in back yard and a one stall garage, located right near all those scenic Thompson Park trails, there's no

  Amanda Hanners Listing by Keller Williams Northern New York

  

  1157 Harrison St, Watertown, NY 13601
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  /37

  $199,900

  • 4 Beds
  • 2 Baths
  • 2,122 Sq Ft

  104 High St, Theresa, NY 13691

  Welcome to 104 High St. in Theresa, NY! Step inside the beautiful foyer area that maintains it's original charm. A comfortable living room flows into the dedicated dining room which both feature beautiful hardwood floors. A spacious kitchen, full-bathroom, and laundry space complete the first floor of the home. Upstairs you will find 4 bedrooms and 1 full bathroom. The attic space allows for

  Michael Virkler Listing by Homes Realty of Northern New York

  

  104 High St, Theresa, NY 13691
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  /45

  $394,990

  • 3 Beds
  • 2 Baths
  • 1,560 Sq Ft

  25124 County Route 57, Three Mile Bay, NY 13693

  Check out this affordable 4 season Lake Home like new and ready for a new owner!!! This sweet 3 bed 2 Bath Ranch home sits on over 2 acres of land with a feeling of privacy and not being cramped in!! This beautiful lot offers nice water views and 26' of beautiful usable lakefront that is pristine swimming waterfront, protected boating and great fishing!! Home has a nice open layout, generous

  Amanda Miller Listing by Lake Ontario Realty, LLC

  

  25124 County Route 57, Three Mile Bay, NY 13693
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  /23

  $190,000

  • 2 Beds
  • 1.5 Baths
  • 1,457 Sq Ft

  713 Knickerbocker Dr, Watertown, NY 13601

  PRICE IMPROVED! Home Sweet Home. Check out this welcoming cute as a button home located next to Knickerbocker Elementary School that is waiting for its new owner. Enjoy your morning coffee, tea or favorite beverage on the large covered front porch or private backyard deck. Enter into a large front living room and then into the newly renovated kitchen to include new cabinets, solid surface counter

  Robin Converse Listing by NNY Homes Inc

  

  713 Knickerbocker Dr, Watertown, NY 13601
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  /49

  $149,000

  • Land
  • 11.3 Acres
  • $13,186 per Acre

  11609 State Route 3 Unit 1, Smithville, NY 13605

  What an opportunity!!! Check out this brand-new, turnkey mobile lakeside Double Decker, perfectly situated on the picturesque shores of Henderson Bay, Lake Ontario. This fully furnished 1-bedroom, 1-bathroom mobile cottage is ready for you to enjoy. It features an open-concept living and kitchen area with granite countertops, stainless steel appliances, and sleek white cabinetry. The home is

  Kiah Sugrue Listing by Lake Ontario Realty, LLC

  

  11609 State Route 3 Unit 1, Smithville, NY 13605

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