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Three Flags Business Center 1360 S 5th St

245 - 9,669 SF of Space Available in Saint Charles, MO 63301

Highlights

  • Complementary Conference Room
  • Retail Spaces - Open Floor Plans
  • Direct Access to Hwy I-70
  • Office Spaces - Executive Office Suites and Large Suites

Space Availability (10)

Display Rental Rate as

  • Space
  • Size
  • Term
  • Rental Rate
  • Rent Type
  • 1st Floor, Ste 1368
  • 1,080 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request
  • Negotiable
Space Use
Retail
Condition
-
Availability
Now
  • 1st Floor, Ste 1392-1394
  • 2,226 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request
  • Negotiable
Space Use
Retail
Condition
-
Availability
Now
  • 2nd Floor, Ste 200
  • 635 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request
  • TBD
Space Use
Office
Condition
Full Build-Out
Availability
2025-01-01
  • Fits 2 - 6 People
  • 2nd Floor, Ste 204
  • 1,042 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request
  • Negotiable
Space Use
Office
Condition
Full Build-Out
Availability
Now

This office space is directly in front of elevator access and second floor street level parking. It includes three existing offices with the space for a fourth with a demising wall. View of S 5th Street from main interior office.

  • Fits 3 - 9 People
  • 3 Private Offices
  • Conference Rooms
  • Elevator Access
  • Security System
  • Secure Storage
  • Natural Light
  • 2nd Floor, Ste 266A
  • 502 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request
  • Negotiable
Space Use
Office
Condition
Full Build-Out
Availability
30 Days
  • Fully Built-Out as Standard Office
  • Office intensive layout
  • Fits 2 - 5 People
  • 2nd Floor, Ste 267
  • 1,270 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request
  • Negotiable
Space Use
Office
Condition
Full Build-Out
Availability
Now
  • Fits 4 - 11 People
  • 3 Private Offices
  • Conference Rooms
  • Security System
  • Secure Storage
  • Natural Light
  • 2nd Floor, Ste 290
  • 420 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request
  • Full Service
Space Use
Office
Condition
-
Availability
Now
  • Rate includes utilities, building services and property expenses
  • Fits 2 - 4 People
  • 3rd Floor, Ste 370
  • 1,686 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request
  • Negotiable
Space Use
Office
Condition
Full Build-Out
Availability
30 Days
  • Fully Built-Out as Standard Office
  • Fits 5 - 14 People
  • 3rd Floor, Ste 396
  • 245 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request
  • Negotiable
Space Use
Office
Condition
Full Build-Out
Availability
Now

Please contact broker for pricing

  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Fits 1 - 2 People
  • Space is in Excellent Condition
  • 3rd Floor, Ste 398
  • 563 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request
  • TBD
Space Use
Office
Condition
Full Build-Out
Availability
30 Days

Please contact broker for pricing

  • Fully Built-Out as Standard Office
  • Office intensive layout
  • Fits 2 - 5 People
  • Space is in Excellent Condition
Space Size Term Rental Rate Rent Type
1st Floor, Ste 1368 1,080 SF Negotiable Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request Negotiable
1st Floor, Ste 1392-1394 2,226 SF Negotiable Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request Negotiable
2nd Floor, Ste 200 635 SF Negotiable Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request TBD
2nd Floor, Ste 204 1,042 SF Negotiable Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request Negotiable
2nd Floor, Ste 266A 502 SF Negotiable Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request Negotiable
2nd Floor, Ste 267 1,270 SF Negotiable Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request Negotiable
2nd Floor, Ste 290 420 SF Negotiable Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request Full Service
3rd Floor, Ste 370 1,686 SF Negotiable Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request Negotiable
3rd Floor, Ste 396 245 SF Negotiable Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request Negotiable
3rd Floor, Ste 398 563 SF Negotiable Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request TBD

1st Floor, Ste 1368

Size
1,080 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request
Rent Type
Negotiable
Space Use
Retail
Condition
-
Availability
Now

1st Floor, Ste 1392-1394

Size
2,226 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request
Rent Type
Negotiable
Space Use
Retail
Condition
-
Availability
Now

2nd Floor, Ste 200

Size
635 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request
Rent Type
TBD
Space Use
Office
Condition
Full Build-Out
Availability
2025-01-01

  • Fits 2 - 6 People

2nd Floor, Ste 204

Size
1,042 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request
Rent Type
Negotiable
Space Use
Office
Condition
Full Build-Out
Availability
Now

This office space is directly in front of elevator access and second floor street level parking. It includes three existing offices with the space for a fourth with a demising wall. View of S 5th Street from main interior office.

  • Fits 3 - 9 People
  • 3 Private Offices
  • Conference Rooms
  • Elevator Access
  • Security System
  • Secure Storage
  • Natural Light

2nd Floor, Ste 266A

Size
502 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request
Rent Type
Negotiable
Space Use
Office
Condition
Full Build-Out
Availability
30 Days

  • Fully Built-Out as Standard Office
  • Office intensive layout
  • Fits 2 - 5 People

2nd Floor, Ste 267

Size
1,270 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request
Rent Type
Negotiable
Space Use
Office
Condition
Full Build-Out
Availability
Now

  • Fits 4 - 11 People
  • 3 Private Offices
  • Conference Rooms
  • Security System
  • Secure Storage
  • Natural Light

2nd Floor, Ste 290

Size
420 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request
Rent Type
Full Service
Space Use
Office
Condition
-
Availability
Now

  • Rate includes utilities, building services and property expenses
  • Fits 2 - 4 People

3rd Floor, Ste 370

Size
1,686 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request
Rent Type
Negotiable
Space Use
Office
Condition
Full Build-Out
Availability
30 Days

  • Fully Built-Out as Standard Office
  • Fits 5 - 14 People

3rd Floor, Ste 396

Size
245 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request
Rent Type
Negotiable
Space Use
Office
Condition
Full Build-Out
Availability
Now

Please contact broker for pricing

  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Fits 1 - 2 People
  • Space is in Excellent Condition

3rd Floor, Ste 398

Size
563 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request
Rent Type
TBD
Space Use
Office
Condition
Full Build-Out
Availability
30 Days

Please contact broker for pricing

  • Fully Built-Out as Standard Office
  • Office intensive layout
  • Fits 2 - 5 People
  • Space is in Excellent Condition

Rent Types


The rent amount and type that the tenant (lessee) will be responsible to pay to the landlord (lessor) throughout the lease term is negotiated prior to both parties signing a lease agreement. The rent type will vary depending upon the services provided. For example, triple net rents are typically lower than full service rents due to additional expenses the tenant is required to pay in addition to the base rent. Contact the listing broker for a full understanding of any associated costs or additional expenses for each rent type.

1. Full Service: A rental rate that includes normal building standard services as provided by the landlord within a base year rental.

2. Double Net (NN): Tenant pays for only two of the building expenses; the landlord and tenant determine the specific expenses prior to signing the lease agreement.

3. Triple Net (NNN): A lease in which the tenant is responsible for all expenses associated with their proportional share of occupancy of the building.

4. Modified Gross: Modified Gross is a general type of lease rate where typically the tenant will be responsible for their proportional share of one or more of the expenses. The landlord will pay the remaining expenses. See the below list of common Modified Gross rental rate structures: 4. Plus All Utilities: A type of Modified Gross Lease where the tenant is responsible for their proportional share of utilities in addition to the rent. 4. Plus Cleaning: A type of Modified Gross Lease where the tenant is responsible for their proportional share of cleaning in addition to the rent. 4. Plus Electric: A type of Modified Gross Lease where the tenant is responsible for their proportional share of the electrical cost in addition to the rent. 4. Plus Electric & Cleaning: A type of Modified Gross Lease where the tenant is responsible for their proportional share of the electrical and cleaning cost in addition to the rent. 4. Plus Utilities and Char: A type of Modified Gross Lease where the tenant is responsible for their proportional share of the utilities and cleaning cost in addition to the rent. 4. Industrial Gross: A type of Modified Gross lease where the tenant pays one or more of the expenses in addition to the rent. The landlord and tenant determine these prior to signing the lease agreement.

5. Tenant Electric: The landlord pays for all services and the tenant is responsible for their usage of lights and electrical outlets in the space they occupy.

6. Negotiable or Upon Request: Used when the leasing contact does not provide the rent or service type.

7. TBD: To be determined; used for buildings for which no rent or service type is known, commonly utilized when the buildings are not yet built.

SELECT TENANTS AT Three Flags Business Center

  • Tenant
  • Description
  • US Locations
  • Reach
  • Advanced Comfort
  • -
  • -
  • -
  • Edward Jones
  • Finance and Insurance
  • -
  • -
  • Le's Nails
  • -
  • 1
  • -
  • Midwest Eye Associates Vision Sorces
  • -
  • 1
  • -
  • River Towne Family Chiropractic
  • Health Care and Social Assistance
  • -
  • -
  • Subway
  • Sub Sandwich
  • 35,618
  • International
Tenant Description US Locations Reach
Advanced Comfort - - -
Edward Jones Finance and Insurance - -
Le's Nails - 1 -
Midwest Eye Associates Vision Sorces - 1 -
River Towne Family Chiropractic Health Care and Social Assistance - -
Subway Sub Sandwich 35,618 International

PROPERTY FACTS FOR 1360 S 5th St , Saint Charles, MO 63301

Property Type Retail
Property Subtype Storefront Retail/Office
Gross Leasable Area 51,307 SF
Year Built/Renovated 1972/2022
Parking Ratio 3.22/1,000 SF

About the Property

Located at the intersection of I-70 and S. 5th Street, the Three Flags Business Center offers an unparalleled opportunity for businesses seeking prime office and retail spaces. The property’s strategic location provides high visibility from I-70 and is easily accessible to major transportation routes, just minutes from both Lambert St. Louis International Airport and the thriving Saint Charles business community. With custom interior finishes available and executive offices starting at $325 per month, this property is ideal for businesses of all sizes. Tenants benefit from digital monument signage, making it a standout choice for any company looking to enhance their visibility. The nearby historic Main Street, Missouri River, and Ameristar Casino create a dynamic setting, blending modern business amenities with local culture. Whether you’re looking to lease office space or establish a retail presence, this property offers the flexibility to grow your business in a vibrant economic environment.

Walk Score ®
Very Walkable (78)
What is a Walk Score®, Transit Score® & Bike Score®?
Walk Score® measures the walkability of any address.
Transit Score® measures access to public transit.
Bike Score® measures bikeability of a location.
What is a Walk Score®
, Transit Score® & Bike Score?
Walk Score® measures the walkability
of any address. Transit Score®
measures access to public transit. Bike Score®
measures bikeability of a location.®

Nearby Major Retailers

Texas Roadhouse
Denny's
Waffle House
Bank of America
ALDI
Starbucks
Buffalo Wild Wings
Yoga Six
Bar Louie
Orangetheory Fitness
  • Listing ID: 24408819

  • Date on Market: 2024-12-04

  • Last Updated:

  • Address: 1360 S 5th St, Saint Charles, MO 63301

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