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    Union County, SD Office Spaces for Sale

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    Sioux Falls, SD Rapid City, SD Aberdeen, SD Huron, SD Lead, SD Watertown, SD Spearfish, SD Tea, SD
    14 properties
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    Office Unit with Garage
    Updated: Apr 7
    Office Unit with Garage

    North Sioux City, SD 57049

    Contact for pricing
    1.50 AC lot
    2,100 sq. ft. of finished office space
    900 sq. ft. garage with 12‑foot overhead door
    Five private offices, reception area, and conference room
    Break room with kitchenette and restroom
    Constructed in 2019 with forced‑air heating and central air
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    Retail Suite with Expansion Options
    Updated: Dec 12, 2025
    Retail Suite with Expansion Options

    895 Cottonwood Lane, Dakota Dunes, SD 57049

    Contact for pricing
    3.80 AC lot
    Suite C can be combined with Suites D and E for additional space
    3.8‑acre commercial property at 895 Cottonwood Lane
    Completed in 2022 with forced‑air heating and central air
    Central air conditioning installed
    Across from the Holiday Inn & Suites Convention Center
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    Retail Suite Near Convention Center
    Retail Suite Near Convention Center

    895 Cottonwood Lane, Dakota Dunes, SD 57049

    Contact for pricing
    3.80 AC lot

    Suite C offers adaptable space for retail, restaurant, office, or service-based operations.

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    Turn a Listing Into an Investment Snapshot Cap Rate, Potential NOI, Demand score for every listing. Go To Analytics Center
    Dakota Dunes Corporate Campus
    Dakota Dunes Corporate Campus

    800 Stevens Port Drive, Dakota Dunes, SD 57049

    $17,500,000
    216,618 sqft

    A 216,618 SF corporate campus on 47 acres.

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    Second-Floor Office Suite
    Second-Floor Office Suite

    North Sioux City, SD 57049

    Contact for pricing
    1.69 AC lot

    Configured for professional operations with private offices, collaborative workspace, meeting space, and on-site staff amenities.

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    Office Units with Executive Suites
    Office Units with Executive Suites

    211 Sioux Point Rd, Dakota Dunes, SD 57049

    Contact for pricing
    1.73 AC lot

    Configured with conference, private office, reception, kitchen, and coworking areas.

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    Second-Floor Office Unit
    Second-Floor Office Unit

    North Sioux City, SD 57049

    Contact for pricing
    1.69 AC lot

    Compact commercial suite with an open layout and dedicated restroom.

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    Flex/Warehouse Building with Office
    Flex/Warehouse Building with Office

    503 Prosperity Way, North Sioux City, SD 57049

    Contact for pricing
    7,200 sqft

    2021-built flex warehouse includes heated warehouse space, a finished office, and drive-in doors for both sides.

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    Class A Multi-Tenant Office Building
    Class A Multi-Tenant Office Building

    370 W. Anchor Drive, Dakota Dunes, SD 57049

    Contact for pricing
    10,500 sqft

    Built in 1995, this Class A office building offers executive suite space with minimal vacancy.

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    Prime Commercial Space Dakota Dunes
    Prime Commercial Space Dakota Dunes

    895 Cottonwood Ln, Dakota Dunes, SD 57049

    Contact for pricing
    3.80 AC lot

    High-visibility commercial space in a powerful business corridor.

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    Single-Tenant Medical Office Building
    Single-Tenant Medical Office Building

    350 W Anchor Drive, Dakota Dunes, SD 57049

    Contact for pricing
    10,800 sqft

    Recently remodeled office building built in 1991, leased long term to Dunes Surgical Hospital.

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    High-End Dakota Dunes Office Space
    High-End Dakota Dunes Office Space

    211 Sioux Point Rd, Dakota Dunes, SD 57049

    Contact for pricing
    1.73 AC lot

    Professionally managed office space in a prime business district.

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    Three-Story Office Building
    Three-Story Office Building

    600 Stevens Port Dr, Dakota Dunes, SD 57049

    Contact for pricing
    32,388 sqft

    Three-story office building built in 1991 with recent roof and HVAC-related capital improvements.

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    Dakota Dunes Office Condo
    Dakota Dunes Office Condo

    383 W Steamboat Dr, Dakota Dunes, SD 57049

    Contact for pricing
    2,800 sqft

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

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    Based on your search, we've compiled 21 Potential Opportunities for your consideration. Besides 14 Active listings in Union County, SD, we suggest exploring several alternatives: similar 4 Off-Market properties to explore as potential leads, plus 3 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.

    Mixed-Use Commercial Space
    Mixed-Use Commercial Space

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

    Contact for pricing
    2.08 AC lot

    Open commercial layout can accommodate retail, office, restaurant, or service users.

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    Commercial Land Parcel
    Commercial Land Parcel

    2300 TRANSIT AVE, Sioux City, IA 51106

    $250,000
    0.63 AC lot

    Corner commercial land with an adjoining rear lot and GC zoning.

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    General Business Commercial Land
    General Business Commercial Land

    2001 Jack Nicklaus Dr., Elk Point, SD 57025

    $87,352
    0.51 AC lot

    Commercial parcel with GB zoning and visibility from Main Street.

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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
    Office Units

    1244-1248 River Dr, North Sioux City, SD 57049

    Value Estimation by Request
    9,160 sqft
    View details
    300 Centennial Dr
    Office Spaces

    300 Centennial Dr, North Sioux City, SD 57049

    Value Estimation by Request
    380,000 sqft
    View details
    400 Gold Cir
    Office Spaces

    400 Gold Cir, Dakota Dunes, SD 57049

    Value Estimation by Request
    5,748 sqft
    View details
    400 Gold Cir
    Office Spaces

    400 Gold Cir, Dakota Dunes, SD 57049

    Value Estimation by Request
    4,271 sqft 7.84 AC lot
    View details

    Union County, SD Office Spaces Market Trends and Statistics

    Explore 18 office spaces for sale in Union County, SD, showcased through 14 active listings on our real estate platform. These investment opportunities span a total of 280,306 square feet of properties for sale, with an estimated market value of $17,500,000.

    Sale prices for office spaces in Union County, SD average $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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