Union County, South Dakota Land For Sale (9 results)
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AcreValue offers multiple types of land for sale in Union County, so if you’re looking for a new ranch, farm, recreational property, hunting ground, developmental property, or land investment you’ve come to the right place. Regardless of what your needs or objectives are for your land, we have a large inventory of available parcels that are updated regularly. Therefore, it’s very likely that we have the perfect parcel that meets all the search criteria & specifications that you’ve been searching for. Additionally, because our land for sale listings are always being updated due to the frequency of land being sold or new land listings being put on the market, make sure that you are checking back with AcreValue regularly for updates. When you find the perfect land parcel and you are ready to take the next steps you can easily connect directly with the listing agent to help you facilitate your land purchase. Browse AcreValue's South Dakota land for sale page to find more potential opportunities in South Dakota that fit your needs. We wish you the best of luck in finding your next ranch, farm, recreational property, hunting ground, developmental property, or land investment.
02/02/2026
$199,000
3.07 ac.
ACTIVE
Union County - 48220 332 St., Jefferson, SD
Acreage ready for your dream lifestyle!! This fully fenced property is ideal for horses, any type of livestock, or any agricultural venture. It consists of 100x270 arena area, 3 stock pens (60x120) (95x140) (100x160). Alleyways are 20`, 4 hydrants, 2 heated auto waters, both on concrete pads. Also, 50 ft. round pen and 1.0 acre paddock. It`s set up for RV camper with 30~50 amp. Plenty of electric throughout the pens. Everything is 2~3 yrs old. It also has a designated building site for your new home!!!
Copyright © 2026 Northwest Iowa Regional Board of Realtors. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
02/02/2026
$700,000
13.65 ac.
ACTIVE
Union County - TBD 330th St, Jefferson, SD
Prime land and Business Opportunity- 13 +/- acres, 15 minutes north of Sioux City, Iowa, on the South Dakota side, conveniently located at the Jefferson exit. This property is zoned for light commercial use, making it ideal for a wide range of business ventures or development projects. Three-phase electric on-site, approximately 2 acres graveled for use, and owner currently leases the extra land.
Copyright © 2026 NextHome, Inc. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
02/03/2026
$700,000
13.65 ac.
ACTIVE
Union County - 330th St, Jefferson, SD
Prime land and Business Opportunity- 13 +/- acres, 15 minutes north of Sioux City, Iowa, on the South Dakota side, conveniently located at the Jefferson exit. This property is zoned for light commercial use, making it ideal for a wide range of business ventures or development projects. Three-phase electric on-site, approximately 2 acres graveled for use, and owner currently leases the extra land.
Copyright © 2026 Northwest Iowa Regional Board of Realtors. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
04/29/2026
$775,000
1.6 ac.
ACTIVE
Union County - 946 Wynstone Drive, Jefferson, SD
Welcome to this 1.5 story home with 5 bedrooms, 5 bathrooms, formal and casual living areas, an oversized 4 car garage, fresh landscaping, a huge deck all sitting on a 1.6 acre lot on the Preserve. A bubbling rocks water feature is in landscaping by front door. Double entry doors welcome you to 2 story open foyer with 2 coat closets, wood floor & staircase. Off foyer is formal dining with butler's pantry nearby. Stunning 2 story windows in the living room with 18 ft ceiling and gas FP. A casual family room on main has a gas FP, built ins, door to deck and corner windows. The eatin kitchen has oak cabinets, island, pantry, wood floor, desk area, gas stove, dbl ovens and 2 sinks. A second staircase upstairs is nearby. Coming in from the garage is a convenient 8x5 drop zone and 12x7 laundry room. The master bedroom has carpet & door to deck and the bathroom has heated floor, large tile shower, whirlpool tub, dbl vanity & 2 WIC. Upstairs there is a 10x14 loft area, 2 bedrooms each with a WIC, vanity and access to a shared 12 x 10 full bathroom (which has door to hall as well) and a 3rd bedroom also with WIC. The walkout lower level has lots of spaces to entertain or relax. The first family room has carpet, a gas FP, built ins, and daylight windows. This is open to the wet bar area with tile floor, cabinets, mirrored backsplash, granite counters, bar sink, DW and a nearby frig. A second family room has carpet. Walkout door to the patio. The current theater room could also be used as an office (projector included). The 5th bedroom has carpet, egress, and dbl closet and has a door to the 9x10 3/4 bathroom which also has door to hall. The current workout room has carpet, dbl closet and sauna (this room could be a BR). A 5x5 half bath completes this level. Relax by the new fire pit. Sprinkler covers 2/3 of yard. New deck 2020. 2 new water heaters 2021. One new Lennox furnace & 2 new AC units. Pet fence installed. Ask for Extra Feature sheet for all the recent improvements.
04/28/2026
$1,425,000
18.75 ac.
ACTIVE
Union County - 47065 308th Street, Beresford, SD
Rustic grandeur, comfort and private country living combine in this iconic log home high atop 18+ acres with breathtaking views of scenic sunrises over Union Grove State Park and calming sunsets over the plains of South Dakota. Towering windows flood natural light throughout this home, featuring vaulted ceilings, a two-story stone fireplace with a handcrafted mantel, an eat-in kitchen with granite and stainless-steel counters and a master bedroom with fireplace and private access to the covered east facing deck perfect for morning coffee. Upstairs two large bedrooms and loft offer views as far as the eye can see. Walkout lower level is unfinished and ready for two more bedrooms, bath, family room, and more storage. Backup generator and internet make this a solid location for remote work and only 40 minutes to Sioux Falls airport. The 36 x 42 machine shop for equipment and potential for horse stalls is insulated and heated. Additional outbuildings include sheds for storage, livestock, hay, and chickens. Equestrians will appreciate the superior fencing system and gates around 17+ acres of terraced pasture, livestock pen and two corrals. Sightings of native wildlife including deer, eagles, turkey, and pheasants are a common occurrence making this the estate to call home. Main road is paved with easy access to Interstate. Call today!
03/03/2026
$899,000
1.34 ac.
ACTIVE
Union County - 914 Wynstone Dr, Jefferson, SD
Extraordinary Arts & Crafts walkout ranch designed by acclaimed SALA Architects of Minneapolis with 5 bedrooms, 3 baths and a 3-car garage. This meticulously maintained custom home offers timeless design, exceptional craftsmanship and an efficient open floor plan with 9 + ceilings and expansive windows that flood the home with abundant natural light. Enjoy peaceful views of woods to the north and ponds to the south. The stone-wrapped exterior and distinctive copper shed roofs create striking curb appeal. A blue flagstone entry and oversized white oak door welcome you inside. Wide-plank black walnut floors run throughout the main living areas and bedrooms. The living room features reclaimed fir beams and mantel, copper-leafed built-ins, and a dramatic stacked stone fireplace. The chef s kitchen includes alder and maple cabinets, granite and sycamore countertops, granite sink and stainless steel appliances. The adjacent laundry room offers stained concrete floors, built-in cabinetry, double closet and utility sink. A spacious Ipe wood deck extends the living space outdoors, ideal for relaxing or entertaining. The private primary suite features a tin accent ceiling, French doors to the deck, custom alder walk-in closet and a two-sided fireplace shared with the spa-like bath, complete with soaking tub, travertine shower and marble vanity. Two additional main-level bedrooms offer large windows and double closets, served by a travertine and marble bath. Custom built-ins enhance storage throughout, and a zoned speaker system serves the home and outdoor spaces. The walkout lower level is perfect for entertaining with stained concrete floors, brick accents, surround sound and a two-sided fireplace in the family room. Glass doors open to a beautifully finished alder library with walk-in closet, ideal as a bedroom or office. A granite wet bar with walk-in wine cellar, an additional bedroom and a 3 4 bath with marble counter and alder cabinets complete this exceptional home.
05/23/2026
$750,000
1 ac.
ACTIVE
Union County - 204 Pinewood Park, Jefferson, SD
Better than new construction prices! This Wynstone ranch was a new floor plan by Wegher Construction, and customized by the previous owner in 2019. Front window, front door and both garage doors have a uniform design complimenting the front exterior of the home. Entry way is open to great room and kitchen spaces. Wide plank flooring in the main living areas. Couffered ceiling in living room with electric linear fireplace. Massive windows across the back of the home by Gerkin. Kitchen has contrasting colored island, 4 x 8, quartz counters, nice backsplash, and 4 x 5 pantry, all LG appliances. Off the eating area is 12 x 18 covered concrete deck for a view of great sunsets. Split bedroom plan with full bath between two bedrooms. Master bedroom also has coffered ceiling, walk in closet 7 x 10 with closet organizers. Master bath has large tile shower, floating double vanities. Main floor laundry off of the master bedroom with cabinets and closet. Drop zone area also. Walkout Lower level is finished with family room, den/office, 2 more bedrooms and 3/4 bath. There is room for additional finish if needed, with transom window(would be a great workout room). Open enrollment to Dakota Valley Schools.
03/18/2026
$199,000
3.07 ac.
ACTIVE
Union County - 48220 332 Street, Jefferson, SD
Acreage ready for your dream lifestyle! This fully fenced property is ideal for horses, any type of livestock, or any agricultural venture. It consists of 100x270 arena area, 3 stock pens (60x120) (95x140) (100x160). Alleyways are 20', 4 hydrants, 2 heated auto waters, both on concrete pads. Also, 50 ft. round pen and 1.0 acre paddock. It's set up for RV camper with 30-50 amp. Plenty of electric throughout the pens. Everything is 2-3 yrs old. It also has a designated building site for your new home!
02/21/2026
$449,000
4.32 ac.
ACTIVE
Union County - 992 Wynstone Drive, Jefferson, SD
A stunning 4.32-acre lot on the river in the desirable Wynstone Community, offering breathtaking views of the Missouri River. The average elevation over the 4.32 acres is 1,110 feet +/-. The perfect setting to build your dream home, surrounded by mature trees and natural privacy. This lot also gives you the option of putting in your own personal marina.
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