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    Union County, SD Office Buildings for Sale

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    Sioux Falls, SD Aberdeen, SD Spearfish, SD
    Professional Office Building Near I-29
    $650,000
    3,320 SF

    Professional Office Building Near I-29

    335 Wycoff Dr, North Sioux City, SD

    Professional office building with expansion potential near I-29.

    • Prime Location: Direct line of sight to I‑29 and seconds from Exit 4.
    • Ample Expansion Potential: Approximately 1.3 +/- acres with additional land.
    • Functional Layout: Includes a full kitchen, conference room, large bullpen area, three private offices, and reception area.
    • Dedicated Parking: Off‑street parking for up to 13 +/- vehicles.
    • Basement: Allows for easy plumbing/HVAC reconfiguration and storage.
    Updated: Sep 12, 2025
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    Dakota Dunes Corporate Campus
    $17,500,000
    216,618 SF

    Dakota Dunes Corporate Campus

    800 Stevens Port Drive, Dakota Dunes, SD 57049

    A 216,618 SF corporate campus on 47 acres.

    • Significant Tax Advantages: Located in an area with no personal or corporate income tax.
    • High‑Quality Construction and Design: A 216,618 SF steel and masonry corporate campus featuring prairie‑style architecture.
    • Expansion Potential: Includes 9.73 acres of excess land for future development bordering the Big Sioux River.
    • Lease Income: 32,000 SF currently leased by Vizio and Connection.
    • Comprehensive Amenities: Features a full‑service cafeteria, dining rooms, multi‑purpose room, private rooftop balcony, underground parking, and research & development auditorium.
    Updated: Nov 21, 2025
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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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    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 8 Potential Opportunities for your consideration. Besides 4 Active listings in Union County, SD, we suggest exploring several alternatives: 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

    Blank canvas in downtown Sioux City with high visibility.

    130 Nebraska St, Suite A, Sioux City, IA 51101
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    Blair Land Opportunity
    $900,000
    6.92 Acres

    Blair Land Opportunity

    Shovel-ready land with diverse zoning and highway access.

    851 & 765 S 10th Street, Blair, NE 68008
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    Buildable City Lot For Sale
    $40,000
    0.21 Acres

    Buildable City Lot For Sale

    City lot with versatile use potential in Blair, Nebraska.

    2415 Nebraska Street, Blair, NE 68008
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    Blair Commercial Land Opportunity
    $350,000
    2.43 Acres

    Blair Commercial Land Opportunity

    2.43 acres of commercially zoned land in Blair, Nebraska.

    590 S 10th Street, Blair, NE 68008
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    Union County, SD Office Buildings Investment Opportunities Market Analysis

    Explore 4 office buildings for sale in Union County, SD, showcased through 4 active listings on our real estate platform. These investment opportunities span a total of 468,944 square feet of properties for sale, with an estimated market value of $38,649,000.

    Sale prices for office properties in Union County, SD start at $650,000, averaging $9,662,250, 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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