Single-Tenant, Class A Office Building For Sale or Lease in O’Fallon
5555 Winghaven Blvd, O'Fallon, MO 63368
73,840
SF AvailableColliers is pleased to offer 5555 Winghaven Blvd for sale or lease, a 73,840-square-foot Class A office building located in the heart of O’Fallon, Missouri. This single-tenant property delivers exceptional functionality with a generous 5.4/1,000 RSF parking ratio, making it ideal for companies seeking a highvisibility, employee-focused workspace. The building’s location provides excellent access to major highways, nearby amenities, and a strong labor pool.
Originally constructed in 1999, the property has been thoughtfully updated with recent renovations to meet modern office demands. Tenants will enjoy an inviting and professional environment, including a full-service on-site café—a rare convenience that enhances employee satisfaction and productivity. With high-quality finishes and a well-maintained exterior, 5555 Winghaven Blvd is a standout leasing opportunity in the St. Charles County office market.
Key features
- 5.4/1,000 RSF parking ratio including 23 covered executive spaces with 2 EV charging stations
- 73,840 SF office building available for sale or lease, divisible
- Available for occupancy July 1, 2026
- Building is fully sprinklered
- Full-service cafe on the first floor
- Monument signage at Winghaven entrance
- Three-story building
Rental Details
- Number of spaces 1
- Total square feet available 73,840 SF
- For Lease Contact for pricing
- Space Types General Office
- Date Updated May 25, 2026
Reach out to the broker for more info on lease terms and amenities
True
For Lease 1 Space Available
Space Available |
Carrie Herrmann
Colliers
William Stenger
Colliers
Dennis G. DeSantis
Colliers |
Contacts
Colliers
Colliers
Colliers
Building Details
- For Lease Contact for pricing
- Property Type Office - General Office
- Building Class A
- Year Built 1999
- Date Updated May 25, 2026
Getting Around
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Walk Score ®
Car-Dependent (28) -
Bike Score ®
Somewhat Bikeable (31)
Location
- City O'Fallon, MO
- Neighborhood Winghaven Country Club
- Zip Code 63368
- Market St Louis
Points of Interest
Shell
3.21 miles
Phillips 66
3.30 miles
Circle K
3.35 miles
Huck's Food & Fuel
3.36 miles
Mobil
3.37 miles
EVgo Charging Station
7.04 miles
Trailhead
3.39 miles
Commuter Lot: US 40 and MO 94 West
4.01 miles
Commuter Lot: US 40 and MO 94 East
4.32 miles
Purple Lot
5.60 miles
Yellow Lot
5.67 miles
Blue Lot
5.75 miles
Green Lot
5.83 miles
Hyland Green Park Lot
5.88 miles
Hamburg Trail trailhead
5.89 miles
U-Haul Moving & Storage
3.31 miles
Waterway
3.42 miles
Enterprise
3.64 miles
Tiger Wash
3.77 miles
Martian Car Wash
5.34 miles
Missouri Crane, Inc.
6.14 miles
Mobil Car Wash
6.15 miles
U-Haul Authorized Dealer
6.81 miles
Gateway Autowash
6.82 miles
St. Louis Bread Company
2.18 miles
Sonic
2.20 miles
Chick-fil-A
2.32 miles
Steak 'n Shake
2.33 miles
McDonald's
2.58 miles
Bandana's Bar-B-Q
2.78 miles
Two Shamrocks
2.81 miles
Show-Me's Sports Bar & Grill
2.93 miles
Buffalo Wild Wings
3.11 miles
ALDI
1.99 miles
Dierbergs
2.25 miles
Walmart Supercenter
2.45 miles
Gordmans
3.00 miles
Ross
3.02 miles
Fresh Thyme
3.04 miles
Kohl's
3.33 miles
Schnucks
3.41 miles
Dierbergs Market 79 Crossing
5.95 miles
O'Fallon Fire Protection District Station 5
1.54 miles
Wentzville Fire Protection District Station 4
1.90 miles
Dierbergs Pharmacy
2.41 miles
O'Fallon Fire District Station 4
2.76 miles
Walgreens
3.21 miles
O'Fallon Fire Protection District Headquarters
3.29 miles
O'Fallon Fire Protection District Station 3
3.32 miles
Lake Saint Louis Fire Protection District
3.38 miles
SSM Health Saint Joseph Hospital - Lake Saint Louis
3.68 miles
5555 Winghaven Blvd Listing Summary
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Office Space Available at 5555 Winghaven Blvd
Office space currently available at 5555 Winghaven Blvd adds up to a total of 73,840 square feet across 1 listing(s). The largest individual space listed offers 73,840 square feet. Property use types available for lease at this property include: general office.
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Learn More about 5555 Winghaven Blvd
5555 Winghaven Blvd is located in the St Louis market and pertains to the 63368 zip code. The property incorporates a total of 73,840 square feet of space. 5555 Winghaven Blvd was built in 1999.
Interested in researching more about this property? Access in-depth research on 5555 Winghaven Blvd, including ownership details, transaction history, property characteristics, taxes, mortgage data, violations and more by creating a free account and viewing the full property report.
