O Fallon, MO Office Buildings for Sale

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Weldon Spring, MO Wentzville, MO Dardenne Prairie, MO Saint Charles, MO Cottleville, MO Lake Saint Louis, MO Louis, MO Defiance, MO

19 properties

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Updated: Jun 4

Standalone Medical Office Building

410 Jungermann Road, St Peters, MO 63376

$560,000

0.38 AC lot

3,000 SF standalone medical office building on a 0.38‑acre lot
Built in 1999 with a roof replaced in May 2026
1 of 2 HVAC units replaced in 2024
Large composite rear deck and onsite parking
Located at 410 Jungermann Road in St. Peters, MO 63376

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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

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Five-Suite Office Building

1405 Jungermann Road, St Peters, MO 63376

$1,200,000

1.26 AC lot

Multi-suite office property with existing occupants and flexible end-cap space for owner-users.

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Three-Story Office Building with Atrium

St Peters, MO 63376

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56,901 sqft 3.90 AC lot

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

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Multi-Tenant Office Building

O Fallon, MO 63366

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12,116 sqft 0.81 AC lot

Built in 1996 with a new roof (April 2021) and 51 parking spaces, zoned C-2.

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O'Fallon Leased Office Investment

O Fallon, MO 63366

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5,208 sqft 0.62 AC lot

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

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Leased Multi-Tenant Office Building

St Peters, MO 63376

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4,000 sqft

Multi-tenant office building is 100% leased and offered with a reported 7.5% cap rate.

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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.

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Professional Office with Storage

St Peters, MO 63376

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3,080 sqft

Professional office build-out includes conference room, ADA restrooms, and fully finished storage with high ceilings.

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Professional Office Investment

O Fallon, MO 63366

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15,179 sqft

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

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Multi-Tenant Medical Office Building

O Fallon, MO 63368

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10,600 sqft

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

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Multi-Tenant Office Building

St Peters, MO 63376

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6,690 sqft 1.50 AC lot

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

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Class A Office Building

O Fallon, MO 63368

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78,124 sqft

Boardwalk Corporate Center offers Class A office space with vacancy below 5% and immediate access to a nearby trail.

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Fully Leased O'Fallon Office Investment

O Fallon, MO 63366

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5,208 sqft 0.62 AC lot

Fully leased office building in a rapidly growing market.

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Single-Story Brick Office Building

O Fallon, MO 63368

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4,994 sqft

Professional office property with lobby space in WingHaven Office Park.

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Office Building

O Fallon, MO 63368

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23,958 sqft

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

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All-Brick Professional Office Building

O Fallon, MO 63368

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Owner-user opportunity with available space and supplemental rental income in place.

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Freestanding Building on South Main

O Fallon, MO 63366

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8,053 sqft 1.44 AC lot

Freestanding building with high-traffic exposure and easy highway access.

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St. Peters Office Building

Saint Peters, MO 63376

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15,500 sqft

15,500 SqFt office building for sale.

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Based on your search, we've compiled Potential Opportunities for your consideration. Besides 19 Active Listings in O Fallon, MO, we suggest to view alternatives - similar 53 Off-Market properties to explore as potential leads.

Off-Market Properties in O Fallon, MO

Consider similar Off-Market properties in O Fallon, MO. 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.

OFFICE BUILDING

6700 Keaton Corporate Pkwy, O Fallon, MO 63368-8680

$320,000

Estimated value

5,892 sqft 0.16 AC lot

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OFFICE BUILDING

2108 Bryan Vly Commercial Dr, O Fallon, MO 63366-3495

$330,000

Estimated value

2,500 sqft 0.21 AC lot

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OFFICE BUILDING

9022 Mexico Rd, O Fallon, MO 63366-8428

$1,010,000

Estimated value

8,230 sqft 1.00 AC lot

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OFFICE BUILDING

1021 Peruque Xing Ct, O Fallon, MO 63366-2362

$760,000

Estimated value

4,006 sqft 0.50 AC lot

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OFFICE BUILDING

9318 Phoenix Vlg Pkwy, O Fallon, MO 63368

$355,000

Estimated value

4,994 sqft 0.64 AC lot

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O Fallon, MO Office Buildings Market Trends and Statistics

Explore 72 office buildings for sale in O Fallon, MO, showcased through 19 active listings on our real estate platform. These investment opportunities span a total of 249,611 square feet of properties for sale, with an estimated market value of $2,860,000.

Sale prices for office properties in O Fallon, MO start at $550,000, averaging $715,000, and reaching up to $1,200,000 — 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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Top Commercial Asset Segments

Commercial property segments ranked by active listings on the market

Demographics Overview

Population 203K

Population Growth (5Y) +5.8%

Median Household Income $106,701

College Educated 58.0%

High-Yield Neighborhoods for Investment

Identify O Fallon submarkets with the highest inventory density on the market and evaluate the average listing prices of real estate assets

Neighborhood	Average Price
63366	$507.2K
63368	$850K

Listings Trend

New vs delisted commercial listings in St. Charles County

New Delisted

Total CRE Inventory on Market (SF)

Property Size Breakdown

The majority of commercial real estate listings in O Fallon fall within the 10,000 to 25,000 square foot range.

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