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South Dakota

Office

Union County, SD Office Spaces for Sale

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Sioux Falls, SD Rapid City, SD Aberdeen, SD

14 properties

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Flex Industrial Building with Office

Updated: Sep 18, 2025

Flex Industrial Building with Office

North Sioux City, SD 57049

$575,000

1.00 AC lot

6,240 SF industrial building with a split of 2,400 SF finished office and 3,840 SF warehouse space
2,400 SF office includes four private offices, a conference room, three built‑in open workstations, full kitchen, and washer/dryer hookups
Warehouse features three 10' x 10' overhead doors and open floor space designed for efficient use
Three‑phase power and in‑floor heat run throughout the entire building
Built in 2021 and located in Flynn Business Park

Professional Office Building Near I-29

Updated: Sep 12, 2025

Professional Office Building Near I-29

335 Wycoff Dr, North Sioux City, SD

$650,000

3,320 sqft · 0.65 AC lot

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.

Multi-Use Suite with Expansion Options

Multi-Use Suite with Expansion Options

895 Cottonwood Lane, Dakota Dunes, SD 57049

Contact for pricing

3.80 AC lot

Multi-use suite near a major I-29 exit and across from a convention center, with ability to combine adjoining suites.

Turn Any Listing Into an Investment Snapshot Owner equity, real caprate, demand score for every listing. Go To Analytics Center

Versatile Retail/Service Suite

Versatile Retail/Service Suite

895 Cottonwood Lane, Dakota Dunes, SD 57049

Contact for pricing

3.80 AC lot

Suite C for sale at 895 Cottonwood Lane near the northbound I-29 exit, across from a Holiday Inn & Suites Convention Center.

Multi-Use Commercial Suite

Multi-Use Commercial Suite

895 Cottonwood Lane, Dakota Dunes, SD 57049

Contact for pricing

3.80 AC lot

Suite E can be combined with C and D for flexible retail, office, or service use near a major exit.

Dakota Dunes Office Condo

Dakota Dunes Office Condo

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

$450,000

2,800 sqft

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

Second-Floor Office Suite

Second-Floor Office Suite

North Sioux City, SD 57049

Contact for pricing

1.69 AC lot

Second-floor professional suite with reception, open work area, four private offices, conference room, kitchenette, and three restrooms.

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.

Turnkey Office Suite with Conference Room

Turnkey Office Suite with Conference Room

211 Sioux Point Rd, Dakota Dunes, SD 57049

Contact for pricing

1.73 AC lot

Move-in ready office with executive suites, private offices, and a conference room, plus coworking and reception space.

Second-Floor Office Suite

Second-Floor Office Suite

North Sioux City, SD 57049

Contact for pricing

1.69 AC lot

Well-maintained 2nd-floor office suite with open layout and private restroom, suited for small professional uses.

High-End Dakota Dunes Office Space

High-End Dakota Dunes Office Space

211 Sioux Point Rd 150, Dakota Dunes, SD 57049

Contact for pricing

2,576 sqft · 1.73 AC lot

Professionally managed office space in a prime business district.

Prime Commercial Property in Dakota Dunes

Prime Commercial Property in Dakota Dunes

895 Cottonwood Lane Suite C, Dakota Dunes, SD 57049

Contact for pricing

3.80 AC lot

High-visibility commercial property ideal for retail, restaurant, or office space.

Dakota Dunes Office Condo

Dakota Dunes Office Condo

383 W Steamboat Dr, Dakota Dunes, SD 57049

$395,000

2,800 sqft

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

Corporate Campus Near Sioux City

Corporate Campus Near Sioux City

800 Stevens Port Dr, Dakota Dunes, SD 57049

$17,500,000

216,618 sqft · 47.00 AC lot

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

Based on your search, we've compiled 22 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 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.

Downtown Retail or Office Space

Downtown Retail or Office Space

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

Contact for pricing

2.08 AC lot

Ground-floor suite offers flexible buildout for a retail or office concept in downtown Sioux City.

Corner Commercial Land Parcel

Corner Commercial Land Parcel

2300 TRANSIT AVE, Sioux City, IA 51106

$250,000

0.63 AC lot

Zoned GC commercial land offered as two contiguous lots, with survey recommended for final boundaries.

General Business Visibility Lot

General Business Visibility Lot

2001 Jack Nicklaus Dr., Elk Point, SD 57025

$87,352

0.51 AC lot

A 0.51-acre General Business-zoned lot with visibility from Main Street, well suited for a variety of commercial uses.

Commercial Lot in Growing Tea

Commercial Lot in Growing Tea

500 N Heritage Pkwy, Tea, SD 57064

$220,000

0.68 AC lot

High-visibility commercial lot in a high-growth Sioux Falls metro area.

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

300 Centennial Dr

Office Spaces

300 Centennial Dr, North Sioux City, SD 57049

Value Estimation by Request

380,000 sqft

Office Spaces

400 Gold Cir, Dakota Dunes, SD 57049

Value Estimation by Request

5,748 sqft

Office Spaces

400 Gold Cir, Dakota Dunes, SD 57049

Value Estimation by Request

4,271 sqft · 7.84 AC lot

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 442,156 square feet of properties for sale, with an estimated market value of $36,495,000.

Sale prices for office spaces in Union County, SD start at $395,000, averaging $7,299,000, 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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