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    Union County, SD Office Spaces for Sale

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    Sioux Falls, SD Aberdeen, SD Rapid City, SD
    15 results
    Move-in Ready Industrial Building
    $575,000
    6,240 SF
    Move-in Ready Industrial Building

    North Sioux City, SD 57049

    6,240 SF industrial building with office and warehouse space.
    • Move‑in ready 6,240 SF industrial building with a balance of office and warehouse space.
    • 2,400 SF of finished office space including 4 private offices, conference room, kitchen, and washer/dryer hookups.
    • 3,840 SF warehouse with three‑phase power and three 10’ x 10’ overhead doors.
    • In‑floor heat throughout the entire building.
    • Located in the desirable Flynn Business Park.
    Updated: Sep 18, 2025
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    Prime Commercial Space Dakota Dunes
    Contact for pricing
    3.80 Acres
    Prime Commercial Space Dakota Dunes

    895 Cottonwood Lane, Dakota Dunes, SD 57049

    Unbeatable visibility and traffic flow in a powerful business corridor.
    • Unbeatable visibility and high traffic flow off the only northbound I‑29 exit into Dakota Dunes.
    • Located directly across from the Holiday Inn & Suites Convention Center, ensuring constant activity.
    • Positioned next to a thriving corporate park and surrounded by a rapidly expanding medical community.
    • Versatile suite suitable for retail, restaurant, office, or service‑based businesses.
    • Option to combine Suite C with Suites D and E for a larger footprint.
    Updated: Dec 12, 2025
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    Dakota Dunes Commercial Space Available
    Contact for pricing
    3.80 Acres
    Dakota Dunes Commercial Space Available

    Prime commercial space in a powerful business corridor.

    895 Cottonwood Lane, Dakota Dunes, SD 57049

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    Prime Commercial Space Dakota Dunes
    Contact for pricing
    3.80 Acres
    Prime Commercial Space Dakota Dunes

    Unbeatable visibility and traffic flow in Dakota Dunes.

    895 Cottonwood Lane, Dakota Dunes, SD 57049

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    Dakota Dunes Office Condo
    $450,000
    2,800 SF
    Dakota Dunes Office Condo

    2,800 SF office condo in Dakota Dunes, SD for sale.

    383 W Steamboat Dr, Ste 201, Dakota Dunes, SD 57049

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    Spacious Office Suite For Sale
    Contact for pricing
    2,890 SF
    Spacious Office Suite For Sale

    2,890 SF office suite with reception, offices, conference room.

    North Sioux City, SD 57049

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    Professional Office Building Near I-29
    $650,000
    3,320 SF
    Professional Office Building Near I-29

    Professional office building with expansion potential near I-29.

    335 Wycoff Dr, North Sioux City, SD

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    Dakota Dunes Office Condo
    $450,000
    2,800 SF
    Dakota Dunes Office Condo

    2,800 SF office condo in Dakota Dunes, South Dakota.

    383 W Steamboat Dr, Ste 201, Dakota Dunes, SD 57049

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    Modern Industrial Building with Office
    $1,080,000
    7,200 SF
    Modern Industrial Building with Office

    7,200 SF building with flexible space and office.

    Mccook Lake, SD 57049

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    Dakota Dunes Corporate Campus
    $17,500,000
    216,618 SF
    Dakota Dunes Corporate Campus

    A 216,618 SF corporate campus on 47 acres.

    800 Stevens Port Drive, Dakota Dunes, SD 57049

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    North Sioux City Office Space
    Contact for pricing
    1,215 SF
    North Sioux City Office Space

    Well-maintained 1,215 SF office space in North Sioux City.

    North Sioux City, SD 57049

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    High-End Dakota Dunes Office Space
    Contact for pricing
    1.73 Acres
    High-End Dakota Dunes Office Space

    Professionally managed office space in a prime business district.

    211 Sioux Point Rd, Dakota Dunes, SD 57049

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    Three-Story Office Building For Sale
    $2,999,000
    32,388 SF
    Three-Story Office Building For Sale

    Three-story office building in Dakota Dunes Corporate Campus.

    600 Stevens Port Dr, Dakota Dunes, SD 57049

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    Dakota Dunes Office Condo
    $450,000
    2,800 SF
    Dakota Dunes Office Condo

    2,800 SF office condo, currently a dental office.

    383 W Steamboat Dr, Dakota Dunes, SD 57049

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    Corporate Campus Near Sioux City
    $17,500,000
    216,618 SF
    Corporate Campus Near Sioux City

    216,618 SF corporate campus on 47 acres for sale.

    800 Stevens Port Dr, Dakota Dunes, SD 57049

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    Based on your search, we've compiled 23 Potential Opportunities for your consideration. Besides 15 Active listings in Union County, SD, we suggest exploring several alternatives: similar 4 Off-Market properties to explore as potential leads, plus 4 Land Listings that present a potential for development.

    Potential Development Sites for Consideration

    Can't find the perfect fit? These Land listings present an alternative path: the potential to develop a property for your specific goals.

    Important: These AI-suggestions are a starting point, not a guarantee of permitted use. All zoning, permitting, and land use information must be independently verified by you with the appropriate local authorities before making any commitments.

    Prime Commercial Space in Sioux City
    Contact for pricing
    2.08 Acres
    Prime Commercial Space in Sioux City

    Exceptional commercial space in downtown Sioux City with high visibility.

    130 Nebraska St, Suite A, Sioux City, IA 51101

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    Sioux City Commercial Land
    $250,000
    0.63 Acres
    Sioux City Commercial Land

    Two combined lots totaling approximately 0.63 acres in Sioux City.

    2300 TRANSIT AVE, Sioux City, IA 51106

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    Elk Point Commercial Lot
    $87,352
    0.51 Acres
    Elk Point Commercial Lot

    Half-acre commercial lot with high visibility in Elk Point.

    2001 Jack Nicklaus Dr., Elk Point, SD 57025

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    Commercial Lots in LeMars, Iowa
    $180,000
    0.34 Acres
    Commercial Lots in LeMars, Iowa

    Two commercial lots suitable for new business construction.

    Le Mars, IA 51031

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    Off-Market Properties in Union County, SD

    Consider similar Off-Market properties in Union County, SD. You may contact the owners directly to inquire about their potential intentions to sell. To help you make a strong first impression, we can assist by reaching out to these owners with compelling proposals created using our AI tool.

    1244-1248 River Dr

    1244-1248 River Dr

    Office Units • 9,160 SF
    Value Estimation by Request
    1244-1248 River Dr, North Sioux City, SD 57049
    View details
    300 Centennial Dr

    300 Centennial Dr

    Office Spaces • 380,000 SF
    Value Estimation by Request
    300 Centennial Dr, North Sioux City, SD 57049
    View details
    400 Gold Cir

    400 Gold Cir

    Office Spaces • 5,748 SF
    Value Estimation by Request
    400 Gold Cir, Dakota Dunes, SD 57049
    View details
    400 Gold Cir

    400 Gold Cir

    Office Spaces • 4,271 SF
    Value Estimation by Request
    400 Gold Cir, Dakota Dunes, SD 57049
    View details

    Union County, SD Office Spaces Investment Opportunities Market Analysis

    Explore 19 office spaces for sale in Union County, SD, showcased through 15 active listings on our real estate platform. These investment opportunities span a total of 490,784 square feet of properties for sale, with an estimated market value of $41,654,000.

    Sale prices for office spaces in Union County, SD start at $450,000, averaging $4,628,222, and reaching up to $17,500,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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