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Missouri

Building

St Charles County, MO Office Buildings for Sale

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Kansas City, MO Springfield, MO Saint Louis, MO Louis, MO Joplin, MO Branson, MO Independence, MO West Plains, MO

28 properties

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Updated Office Building with Reception Area

Updated: Jun 26

Updated Office Building with Reception Area

1276 Jungermann Road, St Peters, MO 63376

$550,000

0.17 AC lot

0.17‑acre office building with brick construction
Updated in 2025: new LVP flooring, fresh paint, updated LED recessed lighting
Main level: six windowed offices, conference room, updated private bathroom, reception area
Lower level with private entrance plus front and side access
Lower level: two offices, galley kitchen with wet bar, updated private bathroom, two large picture windows

Five-Suite Office Building

Updated: Jul 22

Five-Suite Office Building

1405 Jungermann Road, St Peters, MO 63376

$1,200,000

1.26 AC lot

5‑suite office building with 7,856 square feet on 1.26 acres
2004 construction with central air and gas cooling
End‑cap suites available for an owner‑occupier
Suite A features rubber flooring for potential exercise or fitness use
Suite E includes 3 offices, reception, and 2 open areas

Freestanding Brick Medical Office

Freestanding Brick Medical Office

1660 W Meyer Road, Wentzville, MO 63385

$2,100,000

1.14 AC lot

Established medical-office facility with dedicated parking and convenient access to major retail corridors and regional highways.

See what stands out in St. Charles County

We check every for-sale listing in the county against comparable properties across the country. Most price about where you would expect. A few are worth a second look.

We check every listing here. A few are worth a second look.

Cap Rate available after sign in

NOI available after sign in

Local Demand available after sign in

Three-Story Office Building with Atrium

Three-Story Office Building with Atrium

St Peters, MO 63376

Contact for pricing

56,901 sqft 3.90 AC lot

Renovated lobby, elevator service, and abundant natural light support a polished multi-floor office setting.

Commercial Land with Existing Building

Commercial Land with Existing Building

100 Mulberry Street, Foristell, MO 63348

$189,900

0.50 AC lot

M-1-zoned commercial land with an existing building, public water, and access near I-70.

Two-Story Office Building

Two-Story Office Building

Saint Charles, MO 63301

Contact for pricing

8,884 sqft

Two-story office building with bullpens, multiple offices, and conference space, totaling 8,884 sf.

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

Flex Space with Data Center

Flex Space with Data Center

Saint Charles, MO 63301

Contact for pricing

64,000 sqft 4.51 AC lot

Warehouse and office improvements with loading capacity and direct access from Hwy 370.

O'Fallon Leased Office Investment

O'Fallon Leased Office Investment

O Fallon, MO 63366

Contact for pricing

5,208 sqft 0.62 AC lot

Leased office building in O'Fallon, Missouri, with stable income.

Office Building with Power Backup

Office Building with Power Backup

2070 Little Hills Expy, Saint Charles, MO 63301

Contact for pricing

41,125 sqft 4.75 AC lot

Office building offering a drive-in door, UPS and generator support, and extensive on-site parking.

Updated Office Building with Reception

Updated Office Building with Reception

1276 Jungermann Rd, Saint Peters, MO 63376

$550,000

Office building updated in 2025, offering a main-level lobby, conference room, and lower level with private entrance.

Professional Office Investment

Professional Office Investment

O Fallon, MO 63366

Contact for pricing

15,179 sqft

15,179 SF professional office building slated for full occupancy by July 2026 after recent exterior and systems upgrades.

Multi-Tenant Medical Office Building

Multi-Tenant Medical Office Building

O Fallon, MO 63368

Contact for pricing

10,600 sqft

Fully occupied healthcare facility with three suites, two tenants, and a triple-net lease structure.

Multi-Tenant Office Building

Multi-Tenant Office Building

St Peters, MO 63376

Contact for pricing

6,690 sqft 1.50 AC lot

Fully leased suburban office property with brick construction, architectural accents, and dedicated asphalt parking.

Masonry Office Building with Parking

Masonry Office Building with Parking

Saint Charles, MO 63301

Contact for pricing

39,344 sqft 2.46 AC lot

Move-in ready masonry office building offers exterior access to both finished levels and abundant on-site parking.

Triple-Net Office Headquarters with Data Center

Triple-Net Office Headquarters with Data Center

Saint Charles, MO 63301

Contact for pricing

42,528 sqft 5.06 AC lot

42,528-SF office headquarters includes a call center and data center, leased on an absolute triple-net basis.

St. Charles Office Building For Sale

St. Charles Office Building For Sale

MO

Contact for pricing

39,344 sqft 2.46 AC lot

39,344 SF office building on 2.46 acres.

Multi-Tenant Office Building

Multi-Tenant Office Building

O Fallon, MO 63366

Contact for pricing

8,340 sqft

Well-maintained office property with an available center suite, two leased end units, updated HVAC systems, and substantial parking.

Multi-Tenant Professional Office Building

Multi-Tenant Professional Office Building

Saint Charles, MO 63303

Contact for pricing

14,015 sqft

Professional office building with parking and a 1,250-square-foot space available in a commercial retail restaurant area.

Class A Office/Flex Building

Class A Office/Flex Building

500 Fountain Lakes Blvd, Saint Charles, MO

Contact for pricing

53,932 sqft 5.74 AC lot

Office/flex building with heavy power and potential for warehouse conversion.

Single-Story Brick Office Building

Single-Story Brick Office Building

O Fallon, MO 63368

Contact for pricing

4,994 sqft

Professional office property with lobby space in WingHaven Office Park.

Fully Leased O'Fallon Office Investment

Fully Leased O'Fallon Office Investment

O Fallon, MO 63366

Contact for pricing

5,208 sqft 0.62 AC lot

Fully leased office building in a rapidly growing market.

Office Building

Office Building

O Fallon, MO 63368

Contact for pricing

23,958 sqft

A sizable office property is offered for sale in O’Fallon.

Office Building

Office Building

118 N 2nd St, Saint Charles, MO 63301

Contact for pricing

19,699 sqft

Office building offered for sale with 19,699 square feet of space.

Medical Office Building with Solar Panels

Medical Office Building with Solar Panels

3466 Bridgeland Dr, Bridgeton, MO 63304

Contact for pricing

15,520 sqft

Medical facility with solar generation, updated roofing, and shared conference room access.

St Charles County, MO Office Buildings Market Trends and Statistics

Explore 72 office buildings for sale in St Charles County, MO, showcased through 28 active listings on our real estate platform. These investment opportunities span a total of 513,122 square feet of properties for sale, with an estimated market value of $4,589,900.

Sale prices for office properties in St Charles County, MO start at $189,900, averaging $917,980, and reaching up to $2,100,000 — 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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Featured St. Charles County Real Estate Agencies

Realmo connects you with licensed St. Charles County CRE brokers providing property specifications, local market pricing, and commercial transaction underwriting support.

Select Properties

1 Mid Rivers Mall Drive Suite 230 Saint Peters, MO 63376

Phone: 13147796321

www.unitedselectproperties.com

Westbound Real Estate

21 N. Stringtown Road Foristell, MO 63348

Phone: 18006567595

www.LandToday.com