451 properties for sale in Lake Koshkonong

New construction in the peaceful Crystal Springs area! Located on corner lot 24 in Sturbridge Springs, this quality-built stand-alone ranch condominium features 2x6 exterior wall construction, Pella windows and doors and Owen Corning Shingles. The finished walkout lower level offers a generous family room, office/flex room, full bathroom and direct access to the patio. An oversized attached garage provides plenty of room for vehicles and storage. Enjoy a quiet corner setting with deeded Rock River access and a shared pier, while the association handles lawn care and snow removal! Peaceful country living just minutes from Janesville and Hwy 14!

Spacious, Updated & Full of Value! Discover exceptional value in this beautifully updated 1,550 sq. Ft. half-duplex featuring 3 bedrooms, 2 full baths, two living areas, an attached 2-car garage and a fully fenced backyard with TWO entertaining spaces! The walkout lower level offers a spacious family room with a cozy gas fireplace and access to the backyard patio, while the upper level features a deck for additional outdoor enjoyment. Numerous updates within the last 3 years include LVP flooring throughout, new granite kitchen countertops, new stainless steel kitchen appliances, new washer & dryer (all included), a new shower and a new garage door opener & more! Roof replaced new in 2025! With abundant living space, extensive updates and great outdoor amenities, this home offers an exceptional combination of comfort, quality and affordability. Move-in ready and ready to impress!

Set in a peaceful, tree-lined neighborhood within the sought-after Stoughton School District, this well-maintained & inviting ranch home presents an exceptional opportunity to escape busy Madison life. Step inside to engineered hardwood floors & a spacious front living room illuminated by bright bay windows. The remodeled kitchen, featuring new cabinetry, polished quartz countertops & stainless-steel appliances ('22), is sure to impress. The living room centers on a cozy gas fireplace w/ brick surround & opens to a remarkable three-season room overlooking the fenced backyard retreat, complete w/ a storage shed. Backing directly to Norse Park, the property offers convenient access to playgrounds & seasonal ice skating. An unfinished lower level serves as a blank canvas for future expansion and is awaiting your creative design ideas. With low Stoughton taxes, well-regarded schools & ample room to grow, this home is an opportunity not to be missed!

Discover exceptional craftsmanship in this stunning 4-bedroom, 3-bath home in Janesville. The spacious kitchen impresses with abundant storage, generous counter space, and a striking center islandâideal for entertaining. The luxurious primary retreat includes a relaxing jet tub. The finished walk-out basement has a dry bar and a large additional bedroom and full bathroom. Enjoy premium upgrades throughout: built-in home stereo system, whole-house central vacuum, reverse osmosis water system, and sprinkler system. Step outside to a expansive back deck surrounded by mature trees offering rare privacy and a true backyard escape. Freshly painted interior, updated landscaping, and all appliances includedâmove-in ready and waiting for you. Basic UHP Home Warranty included for buyers peace of mind!

Beautifully re-imagined 3BR/2BA home just steps from Lake Koshkonong & the Rock River. Enjoy easy, breezy lake living near fantastic waterfront dining & shops. Modern updates throughout make this gorgeous home truly move-in ready. Minutes to the Interstate for simple commuting. Come home to unwind, relax & rejuvenate in this stylish, thoughtfully redesigned retreat. Additional parking spots on a parking pad. Ultimate UHP Home Warranty Included. Per Seller the following are in process and will be completed prior to closing: trim under the porch door, install of cellar door, under stair (basement) storage area doors installed, and garage door install

Welcome home to this beautiful ranch in the Milton School District! The open floor plan offers an inviting main living area with a cozy gas fireplace and a gorgeous kitchen featuring granite countertops, center island and plenty of storage. Enjoy the convenience of main floor laundry and additional finished living space in the lower level. Step outside to the covered composite deck and enjoy the large swim spa, perfect for exercise or relaxation and capable of heating to over 100 degrees for a hot tub experience. Car enthusiasts will love the 3-car attached garage with epoxied floors AND included car lift, allowing space to park up to 4 vehicles! Situated on a lovely corner lot with nearly 2,400 finished sq ft and tons of storage, this home is packed with features you won't want to miss!

Online-Only Real Estate Auction ending Sept. 17, 2026! Discover this secluded 23+/. Acre hobby farm in the Town of Center, Rock County. A long private driveway leads to a 1,200+/. Sq. ft. Ranch home featuring 2 bedrooms, 3 baths with walkout basement. The property offers a pond, pasture, trails, rolling terrain, kettles and beautiful woods with towering mature oaks. Outbuildings include a 20x28 detached garage, 13x14 woodshed, 30x40 barn, 18x30 shed and 40x10 loafing barn, all with electric. Two solar panel units are also included, with one approximately a year old. Seller previously had 15 lots laid out with a vision for future development; currently A-3 zoned. Buyer to verify all development zoning. Auction Terms: Online-only auction with soft close Sept. 17, 2026. No buyer's fee. Price is determined by high bid. High bid subject to Seller confirmation. 20,000 nonrefundable down payment Property sold AS IS. Seller may accept an offer prior to auction close & cancel auction

Showings Begin Friday 8/14/ 2026. Beautifully updated 4-bedroom ranch with the kind of style that makes you want to stay awhile. Fresh, current finishes, thoughtful updates and meticulous care show throughout. The newly fenced yard creates an easy extension of the living space. A home that feels good the moment you walk in!

Welcome to your next opportunity. This property is full of potential! Featuring two units with a total of 7 bedrooms and 3 bathrooms, this property offers flexibility for investors, owner-occupants, or those looking for a live/work setup. Enjoy the fenced-in yard for added privacy and the inviting porch, great for relaxing. The property also includes a two-car garage with an attached workshop area, great storage, hobbies, or additional workspace. Located just minutes from restaurants, schools, shopping, and everyday conveniences, this property offers both location and versatility. Whether you're looking to invest or make it your own, this is one you won't want to miss. Come check it out today!

Updated and well maintained east side Janesville home! Step inside to find many upgrades including 3/4' hardwood floors, painted trim, fireplace, and vaulted ceilings throughout the main living area. The primary suite continues the vaulted ceilings into both the bedroom and bathroom. Two additional bedrooms, additional bathroom and laundry room round out the main level. The lower level is an entertainer's dream with a large family room/bar area! Outside you will find a fenced in back yard and patio. Recent updates include: sump pump (2025), fireplace insert (2025), furnace/AC (2023), siding (2018), and roof (2015). Room sizes approximate, Buyer to verify if important

Welcome to this beautiful 1,996 sq ft single-story home that combines comfort, style, and future potential. Step inside to an open and airy living room with soaring cathedral ceilings that create a bright, spacious atmosphere and an impressive sense of volume. The layout is designed for easy living, featuring a seamless flow between the living, dining, and kitchen areasâperfect for everyday living and entertaining alike. The kitchen offers ample cabinetry, generous counter space, and a functional design. The home includes a private primary suite along with additional bedrooms that provide flexibility for family, guests, or a home office. Downstairs, the full basement offers excellent storage and plenty of potential for additional finished living space. There is an office space and rec area already finished. A convenient stub-in for an additional bathroom is already in place, providing an excellent opportunity for future expansion

This updated and well maintained modern two-story colonial offers the perfect blend of classic style and contemporary comfort. The spacious, functional floor plan features bright and inviting living areas with numerous updates throughout, making this home move-in ready. Generously sized bedrooms provide plenty of space for guests, or a home office. Outside, enjoy a large backyard with room for entertaining, gardening, pets, or play, plus a convenient storage shed for lawn equipment and tools. The impressive 3 car garage provides plenty of space for toys, storage, and or a workshop. With its modern updates, traditional colonial charm, spacious lot, and exceptional garage space, this home offers all the features of today's homes. Located a short distance from schools!

Fresh updates and flexible living space come together in this inviting ranch home. The bright main level features refinished hardwood floors, updated windows, and a beautifully remodeled 2026 kitchen. Enjoy additional living space in the sunroom or head downstairs to the finished lower level offering a spacious family room, third bedroom, and second full bathroom. The attached garage has a freshly painted floor and walks out to the private fenced yard. Tons of updates over the past couple years including new roof and driveway. See attached sheet for full list of recent updates. Ultimate UHP Home Warranty included. Measurements and square footage are approximate; buyer to verify if material

Step into this charming Bungalow home filled with timeless character and warm woodwork throughout. Hardwood floors, spacious living and dining areas, and abundant natural light create an inviting atmosphere. The generously sized kitchen offers plenty of cabinet and counter space for everyday living and entertaining. Enjoy the enclosed front porch, ideal for morning coffee or relaxing evenings. A convenient main-floor laundry adds everyday functionality. Outside, the long driveway leads to an oversized detached 2-car garage (parking behind garage too), providing ample parking, storage, or workshop space. Conveniently located near schools, parks, shopping, and downtown amenities, this home is ready for its next chapter. Schedule your showing today!

A new home is underway with estimated completion in November. Discover The Reagan in Stoughton's Gateway neighborhood, conveniently located on the North side of Stoughton. This thoughtfully designed two-story home features an open-concept layout with a spacious kitchen, large center island, and seamless flow to the dining and great room. A private main-floor office offers the perfect work-from-home space. Upstairs, the primary suite includes a spa-inspired bath and walk-in closet, while three additional bedrooms provide plenty of room for family or guests. Upgrades include kitchen cabinets and countertops, stainless GE hood vent, bath vanity cabinets, dual vanity in Primary Bath, Craftsman exterior with stone, LVP and LVT flooring, and basement bathroom plumbing roughed-in. *Photos and virtual tour are of a similar completed home with the same floor plan. Finishes, including exterior architecture, may vary. Seller is a licensed real estate company

Tucked at the end of a dead-end street, this inviting two-story contemporary offers exceptional privacy. Mature trees and lush landscaping create a peaceful, retreat-like setting. Inside, four bedrooms and 2.5 baths provide room to spread out, while formal living and dining rooms add flexibility for entertaining, working or relaxing. The kitchen features newer appliances, generous workspace and a peninsula perfect for casual meals, homework or a laptop, with clear sightlines into the casual dining and living areas. Gather around the wood-burning fireplace or step outside to the expansive deckâideal for grilling and hostingâwith a pergola that extends the outdoor living space. Upstairs, the spacious primary bedroom includes a large walk-in closet. The basement is already plumbed for another bathroom, offering exciting future potential. Filled with warmth, charm and wonderfully livable spaces, this home feels like a private escape while remaining close to all that Stoughton offers

Charm meets modern comfort in this fully remodeled 3-bedroom ranch on Janesville's Eastside. The moment you pull up, the curb appeal sets the tone. This home has been refreshed from top to bottom, including a newer roof, siding, windows, garage door, and mechanicals, so the big-ticket items are already taken care of. Inside, the open-concept layout is finished with newer LVP flooring and clean white trim & doors throughout, giving every room a bright, cohesive feel. The living room offers plenty of space to unwind, while the formal dining area connects to a beautifully updated kitchen featuring a white tile backsplash, farmhouse sink, & stainless steel appliances. The recently refinished LL offers a spacious rec room, flexible bonus rooms, and convenient additional powder room, ideal for guests or everyday living. Enjoy outdoor living on the covered patio overlooking the fully fenced backyard. Beautiful landscaping, paver sidewalks, and paver driveway add outstanding curb appeal

Welcome to this stunning, soon-to-be-built 3-bedroom, 3-bath condominium offering modern design, quality craftsmanship, and the rare opportunity to personalize interior to reflect your personal taste. This new construction home blends Thoughtfully designed comfort, style, and functionality living. Open-concept main level features a spacious living room highlighted by a cozy gas fireplace. The adjoining dining area flows seamlessly into the kitchen, complete with quartz countertops, ample cabinetry, and$4000 applaince allowance Luxurious Primary Rm, En Suite Bath with double sinks, a zero-step shower, LG Walkin closet. Main Floor Laundry for ultimate convenience. Enjoy peaceful views from the sunroom of the golf course, complete with deck and patio. Lower level: 3rd Bath, Bedroom, Family Room

Welcome home to 445 Bostwick Ave in Janesville! This beautifully remodeled 2-bedroom home has been completely updated from top to bottom, offering the perfect blend of modern style and peace of mind. Nearly everything is brand new, including the roof, siding, landscaping, Pella windows, 200-amp electrical service, wiring, plumbing, and concrete driveway. Inside, you'll love the stunning remodeled kitchen featuring quartz countertops, a marble backsplash, and durable luxury vinyl plank flooring throughout. The updated bathroom, convenient main-floor laundry, and composite front and rear decks add comfort and functionality. Outside, a spacious new 12x24 garage provides plenty of storage or workspace. Every detail has been thoughtfully completed, making this truly move-in ready. Don't miss your opportunity to own this like-new home with quality upgrades throughout!

Welcome home to effortless single-level living in this beautifully maintained ranch located in the highly sought-after Milton School District. Designed for both everyday comfort and entertaining, the open floor plan seamlessly connects the spacious living area to a stylish kitchen featuring crisp white cabinetry, a large center island, stainless steel appliances, and generous prep space. Sunlight pours through oversized windows, creating a bright, inviting atmosphere throughout. Comfortable bedrooms offer the perfect place to unwind, while the professionally landscaped backyard and expansive concrete patio provide an ideal setting for grilling, relaxing, or hosting friends and family. An oversized 3-car attached garage delivers exceptional storage and room for hobbies. Conveniently located near parks, schools, shopping, and dining, this move-in-ready home offers the lifestyle buyers have been searching for. Schedule your private showing today and experience everything this exceptional

Estimated completion August 2026. Lot 61 in Newville Trails Subdivision. Over 2,800 sq ft home w/ solid surface counters, white trim/cabinets and more! Home will feature stone to accent front of home with 5 bedrooms and 3 full bathrooms. Kitchen has island, pantry & stainless steel appliance package (stove, microwave & dishwasher). Rough in for future bath in basement. Blacktop drive & central air. Pictures shown are of a similar floor plan, finishes will be different. May include a 10 year limited basement waterproofing warranty, giving added confidence in lasting quality and value for years to come

More house for your money on Janesville's east side! This spacious 1,794 sq. Ft. ranch offers 3 bedrooms, multiple living areas and a great opportunity to update at your own pace and build equity along the way. A large picture window fills the 17x13 living room with natural light, while the eat-in kitchen opens to a separate family room with doors to the poured patio and nice-sized backyard. Downstairs, the huge 34x13 rec room with built-in bar provides even more space to spread out. Pella replacement windows, main-floor laundry hookups and the 2-car attached garage, all add to the appeal. A solid home with good bones, lots of potential and a location worth investing in. Bring your ideas and make it yours! Being sold As-Is

Experience premier lakefront living in this award-winning, custom-built retreat on a rare dual lot. Boasting 146' of level, wade-in sandy frntg w beach and mile-long views, this'turnkey furnished' home comes complete w 2 piers, boat/jet ski lifts, and swim raft. Builder's Tour of Homes People's Choice Award winner. The main lvl features a soaring great rm w stone FP, gourmet kitchen, luxe primary suite, and scrn porch w 2nd FP. The W/O LL offers 2 add'l BR's, fam rm w Murphy bd (4th sleeping area), rec rm w wet bar, 1.5BA's, 2nd laundry, 548SF storage area w potential for add'l guests. Covered patio/hot tub area, and terraced lawn. Nestled in the Kettle Moraine Forest, enjoy 740 ac of boating, on-water dining, concerts, water ski shows, Fisharee's, fireworks, hiking, biking, x-cntry trl

Remarkably well-maintained 2-bedroom ranch with deeded access to Clear Lake, situated on two parcels totaling 1/2 acre. Nestled in a peaceful neighborhood, this perfect retreat also offers pier access, making it easy to enjoy all the fun of water sports and lake living. Stay warm and comfortable all winter long with the pellet stove making home heating efficient. Enjoy added peace of mind knowing this home features numerous recent upgrades, including a recently remodeled bathroom with walk in shower and ceramic tile flooring, roof, gutters, well pump & pressure tank, water softener and water heater

The jewel of Kensington Square Condominiums! This exceptional 55+ condo stands out for its premier location, thoughtfully designed floor plan & breathtaking pond views. Enjoy the privacy & peaceful setting while watching an abundance of wildlife, including ducks, geese, & rabbits from your living room. The open-concept, one floor (No step) living design features vaulted ceilings, private entrance & an abundance of windows throughout. Spacious living room w/gas fireplace has access to the sunroom that includes steps to the backyard. Bright kitchen features abundant counter/cabinet space, pantry & dinette area. Large main-floor primary suite offers a walk-in closet & attached private bath. 2nd bedroom is currently used as an office. Exposed lower level includes a huge rec room, 3rd bedroom, full bath, workshop & generous storage. Attached 2-car garage provides step-free entry into the mudroom. Just minutes from downtown Stoughtonâs shopping, dining & a short drive to Madison