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O Fallon, MO

Office Building

O Fallon, MO Office Buildings for Lease

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Weldon Spring, MO Dardenne Prairie, MO Lake Saint Louis, MO Chesterfield, MO Saint Charles, MO Wentzville, MO Town And Country, MO Ellisville, MO

Class A Office Building Suite

Updated: May 1

Class A Office Building Suite

O Fallon, MO 63368

Contact for pricing

1,825 sqft 4.63 AC lot

Class A office building with upscale finishes in O’Fallon’s business corridor
101,268 SF building size on a 4.63 AC lot
Lease rate: $25.00/SF full service
Suitable for office, medical, or service users
Well‑maintained property with strong curb appeal

All-Brick Professional Office Building

Updated: Jul 2

All-Brick Professional Office Building

O Fallon, MO 63368

Contact for pricing

5,892 sqft 0.16 AC lot

5,892 SF all‑brick professional office building built in 2006
Keaton Corporate Park location in O'Fallon
2,946 SF available for lease within the building
0.16‑acre property near Hwy K and US 64 for convenient access
Owner‑user setup with supplemental rental income in place

Office Space with Ample Parking

Office Space with Ample Parking

1236 Jungermann Rd, St Peters, MO 63376

Contact for pricing

520 sqft

Office space with ample parking and easy access to Highway 94.

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

Freestanding Office Building

Freestanding Office Building

O Fallon, MO 63366

Contact for pricing

11,058 sqft

Freestanding office building with 8,053 SF main level, lower level space, and 71 parking spaces on a 1.44-acre lot.

Boutique Office Building For Rent

Boutique Office Building For Rent

Saint Peters, MO

Contact for pricing

732 sqft 1.62 AC lot

Class A office building with lake views and convenient access.

Based on your search, we've compiled 24 Potential Opportunities for your consideration. Besides 5 Active listings in O Fallon, MO, we suggest exploring alternatives. Consider Similar 4 Spaces in Nearby Cities, and Similar 15 Properties for Sales.

Office buildings for Lease in Nearby Cities

Here are 4 Similar Spaces we found in Nearby Locations for your consideration.

Office Space Near I-70

Office Space Near I-70

190 Spring Drive, Saint Charles, MO 63303

$12 SF/Yr

7,584 sqft

7,584 SF office space with convenient highway access.

Suite 105 Office Suite

Suite 105 Office Suite

Saint Charles, MO 63301

Contact for pricing

1,275 sqft

Full-service lease Suite 105 in a C-2 zoned, two-story multi-tenant office building with ample parking.

Two-Building Office Portfolio with Parking

Two-Building Office Portfolio with Parking

702 Spirit 40 Park Dr, Chesterfield, MO 63005

Contact for pricing

32,823 sqft

Two-building office portfolio with 280 dedicated parking spaces, updated interiors, and prominent signage along Chesterfield Airport Road.

Prominent Office Building For Lease

Prominent Office Building For Lease

16690 Swingley Ridge Rd, Chesterfield, MO

Contact for pricing

7,296 sqft 4.66 AC lot

Office space with high visibility and convenient highway access.

Similar Spaces for Sale in O Fallon, MO

Consider Similar Space for Sale. We found 15 Spaces matching your search parameters.

Updated Office Building with Reception Area

Updated Office Building with Reception Area

1276 Jungermann Road, St Peters, MO 63376

$550,000

0.17 AC lot

Updated office building with a reception area, central air, and electric heat, plus two levels with private entrances.

Five-Suite Office Building

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.

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.

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.

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.

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.

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.

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.

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.

All-Brick Professional Office Building

All-Brick Professional Office Building

O Fallon, MO 63368

Contact for pricing

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

Freestanding Building on South Main

Freestanding Building on South Main

O Fallon, MO 63366

Contact for pricing

8,053 sqft 1.44 AC lot

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

St. Peters Office Building

St. Peters Office Building

Saint Peters, MO 63376

Contact for pricing

15,500 sqft

15,500 SqFt office building for sale.

O Fallon, MO Office buildings Lease Rates & Market Statistics

Explore 5 Office buildings for lease in O Fallon, MO on Realmo, a commercial real estate exchange covering the O Fallon area. The current inventory totals 20,027 square feet of properties.

O Fallon accounts for 56% of the 9 office buildings currently available across St. Charles County, where nearby markets include Saint Charles and Saint Peters. Office buildings make up 13% of the 39 Office Spaces currently for lease in O Fallon. Also worth a look for tenants weighing alternatives: Office Units (27 listings) and Medical Office Space (10 listings) elsewhere in the O Fallon market.

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