Union County, South Dakota Land For Sale (8 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.
11/19/2025
Auction
168.43 ac.
ACTIVE
Union County - Elk Point, SD
Farm #1 is an exceptional irrigated inside +/-120 acre parcel with superb soils and is bordered only on the west by roadway (476th Ave.). According to FSA information this choice parcel of land has approx. 119.81 acres of cropland with a 59.86 acre corn base with a 157 Bu. PLC yield & a 59.88 acre soybean base with a 52 Bu. PLC yield and appears to have +/-85.12 acres under irrigation. The irrigation system for this parcel consists of a center pivot Reinke Electrogator 6 Tower Mdl. 2-6E5 Irrigator with end gun. The well log and irrigation permit as provided by the SD Dept. of Water and Natural Resources indicates that this property is regulated under Water License/Permit #3353-3 with a priority date of Nov. 29, 1976 according to SD State Well Permit #3353 with specifications that the well is indicated to have a depth of 110’ with 14” cement casing & was originally installed with a 4 stage 800 GPM pump; although in 2017 Sundheim Well Repair installed a new 40HP Pump and 6”x8” discharge head and electrical at a cost of $20,800.00. According to county assessor’s information this property has an overall soil rating of a .887. Comparatively, information from Surety Agri-data Inc. indicates this parcel has an extremely high weighted average productivity index of a 92.2 comprised of 100% class I & II soils. The general topography of this land is level to nearly level. The 2024 RE taxes payable in 2025 on this land were $3,580.82. If you are in the market for an extremely choice parcel of land with soil ratings not often found in Eastern SD, then this parcel deserves your utmost attention.
Farm #2 is an excellent productive and virtually all tillable parcel of land located within 1 mile of Southeast Farmers Coop Elevator, near Elk Point, SD. According to FSA information this parcel has an extremely high percentage tillable with +/-47.68 acres of cropland with a 23.82 acre corn base with a 157 Bu. PLC yield & a 23.84 acre soybean base with a 52 Bu. PLC yield. According to county assessor’s information this farm has an overall soil rating of a .769. Comparatively, information from Surety Agri-data Inc. indicates this parcel has a respectable productivity index of a 67.0. The general topography of this land is level to nearly level. The 2024 RE taxes payable in 2025 on this land were $1,203.82.
These farms would be an excellent addition to an area row crop farming operation or investment.
11/06/2025
Auction
254.68 ac.
ACTIVE
Union County - Junction City, SD
The live auction will be held on Tuesday, December 9, 2025, at 12:00 PM at the Southeast Farmers Co-op, 31303 471st Avenue, Burbank, South Dakota 57010. Online bidding will begin on Monday, December 8, 2025, at 8:00 AM and close at the end of the live event.Here is an opportunity to purchase prime tillable ground, recreational ground, or take on a project to turn some recreational ground into tillable acres! Whether you're looking to expand your operation or just invest in farmland, this offering provides valuable opportunities for all!Property LocationTract 1: From I-29 Exit 31, go one mile east on 313th Street.Tract 2: From I-29 Exit 31, go one-half mile east on 313th Street, then 1.5 miles north on 471st Avenue.
10/30/2025
Auction
90 ac.
ACTIVE
Union County - Alcester, SD
Upcoming Live Public Auction Of 93.83+/- Acres Of Farmland Located
In Sioux Valley TWP, Union County, SD To Be Sold In One Tract!
This land is located South Of Alcester, SD & Northwest of Akron, IA!
This farm is farmed in long rows making it very conducive to farm and is in a great location!
This land will be sold in one tract!
Dont Wait To Buy Land, Buy Land & Wait!
Property Location: From the South edge of Alcester, SD go South on HWY 11(479th Ave) for 10 miles to 312th St., then go East on 312th St. for 3/4 mile to the Farm. Farm is on the South side of 312th St. and West side of 480th Ave.
Auction Location: Auction of the property will be held at the Alcester, SD golf course parking lot (307 E. 6th St., Alcester, SD)
Land Auction Date: December 8, 2025 at 10:30 A.M.
Auctioneers Note: The Zomer Company is honored and to represent John & Teresa in offering at auction this outstanding tract of Union County, SD farmland! This land is located in a great area of Union County, SD just across the border from Iowa! Land buyers this property is one that you will want to seriously consider purchasing! Land in Southeast South Dakota has for decades been a good investment! If you are considering investing in South Dakota farmland then seize this opportunity to purchase a quality tract of farmland in Union County,
Abbreviated Legal Description: Olson Tract 2, in the NE1/4 of Section 22, TWP 93N, Range 49W, Union County, SD. Sold subject to all public roads and easements of record.
General Description: According to the survey, this property contains 93.83+/- gross acres. According to Agri-Data/survey, this property contains approx. 88.95+/- tillable acres. This farm has a corn base and soybean base combined with the adjoining farmland. FSA will do a reconstitution on this farm due to the recent survey. The predominant soil types of the land include: CbE2-Crofton, CnD2-Crofton-Nora, Ae-Alcester, Ma-McPaul, MdC-Moody. According to Agri-Data this tillable land has a productivity index rating of 62.3 and an estimated average county soil rating of 0.62! Southeast South Dakota farmland has long been recognized for its exceptional long term value! Opportunities to purchase land in this region are limited making this a rare chance to invest in a high quality tract that offers an annual return with potential for inflation! Whether you are looking to expand your current operation or invest in a income producing asset, purchasing land in Southeast South Dakota is an opportunity that you will not want to pass up! Many family legacys have been built around farmland and you can begin establishing a legacy for your family today by purchasing this farm!
Method of sale: Property will be sold with the final bid price times the gross surveyed acres. Auction to be held at the Alcester Golf Course Parking Lot (307 E. 6th St., Alcester, SD 57001)
Taxes: The current Real Estate Taxes according to the Union County Treasurer will be reassessed due to the recent survey split. Taxes will be pro-rated through December 31, 2025.
Possession: Full possession will be March 1, 2026. This land is available to farm for the 2026 crop year.
Terms: Purchaser(s) will be required to pay a non-refundable 15 % of the purchase price as earnest money deposit, and also agree to enter into a purchase agreement with the remaining balance due and payable on closing day on or before January 14, 2026, when the buyer shall receive a clear and merchantable title to the property. Owners Title insurance and closing fee split 50/50 between buyer and seller. Michael McGill Attorney At Law will act as Escrow and Closing agent. This property is being sold as is as a cash sale with no finance contingencies and as is with any/all defects and encroachments if any. While every effort has been made to ensure the accuracy of the information herein, all prospective buyers are encouraged to inspect the property and verify all data provided. No warranties are expressed or implied. Any lines on maps and pictures are for informational purposes only and are not guaranteed to be actual boundary lines of the property. Sellers do not warranty or guarantee that existing fences lie on the true boundary and any new fencing if any will be the responsibility of the purchaser pursuant to SD statutes. Any announcements made day of the auction will supersede any advertisements. Aerial maps, soil maps and auction booklets are available upon request. All measurements and years built are estimated and not guaranteed. This Property is being sold subject to the confirmation of the sellers. All buyers are encouraged to do buyers due diligence. Auctioneers and Real Estate brokers are representing the sellers. If any additional information is requested, please contact auctioneers listed below. Michael McGillEscrow Agent
John & Teresa Birkley(Olson) Owners
07/18/2025
$658,625
52.69 ac.
ACTIVE
Union County - Alcester, SD
52.693+/- Acres Of High Quality Farmland For Sale Located
In Virginia North TWP, Union County, SD!
This Farm Is Located East Of Alcester, SD & Northwest Of Hawarden, IA!!
If You Are Looking To Expand Your Operation Be Sure To Check Out This Farm!
Location: From Alcester, SD go East on Virginia Road for 3 miles to the intersection of 482nd Avenue and Virginia Road. The Farm will be located in the Southeast corner of the intersection. Signs Will Be Posted
Agents Comments: Zomer Company is extremely honored to present this farm for sale in Virginia North TWP, Union County, SD!! This a high quality tract of farmland you will want to add to your operation!! Land has proven to be a great investment for many generations!
Abbreviated Legal Description of Property: Tract 1 and 2 in the NW1/4 LESS RR in Section 30, Township 95N, Range 48W, Union County, SD. Subject to all easements and public roads of record.
General Description of Subject Property: According to the Union county assessor/recorded survey, this property contains 52.693+/- gross acres. According to Agri-Data, this farm contains approx. 49+/- tillable acres with the balance in road/ditch and pushup terraces. The predominant soil types include: CnD2-Crofton-Nora, Ka-Kennebec, Ae-Alcester, CnB-Crofton-Nora, McB-Moody and MdC-Moody-Nora. This farm has a productivity rating of 64.9! Farmland does not come for sale in this area very often! If you are looking for high quality farm between Hawarden, IA and Alcester, SD be sure to check out this farm. Contact one of our agents to receive a brochure and ariel maps for more information regarding the farmland!
Method Of Sale: Farmland is listed for sale at $12,000 Per Acre! Final sales price will be based on gross surveyed acres.
Taxes: The current Real Estate Taxes according to the Union County Treasurer are approx. 1,416.04 per year. Seller will pay the 2024 taxes which are due and payable in March and Sept of 2025.
Possession:: Possession of the farm will be given after the 2025 crop year harvest and will be available to farm for the 2026 crop year!
Terms: Purchaser (s) will be required to pay a non-refundable 15 % of the purchase price as earnest money deposit, and also agree to enter into a purchase agreement with the remaining balance due and payable on closing day. Buyer shall receive a clear and merchantable title to the property on closing day. This farm is being sold as is with any/all defects and encroachments if any. While every effort has been made to ensure the accuracy of the information herein, all prospective buyers are encouraged to inspect the property and verify all data provided. No warranties are expressed or implied. Any lines on maps and pictures are for informational purposes only and are not guaranteed to be actual boundary lines of the property. All buyers are encouraged to do buyers due diligence. Sellers do not warranty or guarantee that existing fences lie on the true boundary and any new fencing if any will be the responsibility of the purchaser pursuant to SD statutes. Aerial maps and soil maps are available upon request.
10/28/2025
$950,000
1.34 ac.
ACTIVE
Union County - 914 Wynstone Dr, Jefferson, SD
Extraordinary Arts & Crafts style walkout ranch home with 5 bedrooms, 3 bathrooms & 3 car garage has timeless design choices & is meticulously maintained. Rare opportunity for custom home of the highest quality. Acclaimed SALA architects in Minneapolis designed this home with an efficient yet spacious open floor plan. Abundant natural daylight and large windows throughout the home, 9 min ceiling height. Exterior details include stone on all sides of the home & large Ipe wood deck. Copper shed roofs extend walls of windows to take advantage of expansive views north to a mature forest and south to ponds. The front porch welcomes you with its oversized quarter sawn white oak door & blue flagstone which continues into the foyer. Main floor features wide plank American black walnut floors in living spaces and all bedrooms. Living room enjoys reclaimed Douglas fir ceiling beams & mantle, built in copper leafed displays and a stunning stacked stone FP. Beautiful and functional chef s kitchen with alder & maple cabinets, granite & sycamore counters, granite sink & SS appliances. Laundry room features stained concrete floor, cabinets, dbl closet & sink. Relax in the master bedroom suite with tin accent ceiling, french doors to deck, custom alder closet & 2 way FP to the bathroom with soaking tub, travertine shower, marble counter & daylight mirrors. 2 more bedrooms on the main each have dbl closets & big windows. Full travertine & marble bathroom for these BR's and guests. All closets have custom shelving & built-ins. Zoned speaker system indoors & out. The walkout lower level has family room with surround sound, stained concrete floor, brick walls & 2 way FP. Glass doors take you to an expansive alder library with WIC (could be BR or office). Off the family room is a wet bar with large walk-in wine cellar (could have other uses). There is one more BR with stained concrete floor & large WIC. Finally a 3 4 bath with marble counter & alder cabinets. Open enroll Dakota Valley.
10/14/2025
$900,000
1.51 ac.
ACTIVE
Union County - 920 Wynstone Drive, Jefferson, SD
First time this property has been listed for public viewing. Custom built by Wegher, this great property has Adams Nature Preserve in their backyard and direct trail access to the Preserve. Pride of ownership shows with this home. Exterior just repainted 2025. Entire interior also repainted 2024, both main floor and lower level. Original owner selected wide plank engineered flooring for the main living spaces. Linear fireplace in the great room and floating shelves on each side. Pop up ceiling. Remote control blinds in Great room and dining area. Custom kitchen with granite counters, white cabinets, with contrasting island. SS appliances and induction stove. Walk in pantry. Covered Trex deck with automatic screens all three sides. Master bedroom: Custom walls and double crown molding. Two other bedrooms on the main, with closet organizers. All baths have heated floors. Vanities have recently been painted with Farrow and Ball Paint and faucets have been switched to gold Kohler fixtures. Drop zone and main floor laundry. Oversized garage with heat/air. Wired for EV vehicle. Lower level finished with family room, bar area with granite counters and bar frig. 3 more bedrooms with egress windows, walk in closets, 3/4 bath and safe room. Smart Home cameras. Zone heating.
07/30/2025
$800,000
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.
05/15/2025
$570,000
9.92 ac.
ACTIVE
Union County - 31780 476th Avenue, Elk Point, SD
Just 45 minutes south of Sioux Falls, this stunning 4 bedroom, 3 bathroom home sits on over 9 acres of pure tranquility. Surrounded by mature trees, the property features maintained paths for exploring the beautiful landscape. A hidden gem awaits a peaceful creek with a flat picnic area, perfect for relaxing outdoors. Built in 2001, this spacious home offers over 3,500 sq. ft. of comfortable living space. It includes a 2-stall attached garage plus three additional garages and two sheds, providing ample storage for vehicles, equipment, or a workshop. The property is also set up with various fences, making it ideal for a hobby farm or those seeking a private retreat.
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