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Class A Office/Flex Building
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500 Fountain Lakes Blvd, Saint Charles, MO 63301

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

Property Size53,932 SF
Days on Market306

Property Features for 500 Fountain Lakes Blvd

General Information

Standard status Active
Size 53,932 SF
Class A
Property subtype Office

Building Details

Building Size 53,932 SF
Year Built 2001
Listed By: Ed Backer | SIOR
Source: Corfac
Added: Nov 24, 2025 Changed: Sep 8 Last Checked: Sep 26 at 4:55AM

Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of Ed Backer | SIOR

Investment Insights

Based on property information with market context.

This Class A office/flex building offers a lease or purchase opportunity. The available space ranges from 16,942 to 53,932 square feet. The property is highly visible and allows for exterior building signage on MO-370. It features a plug-and-play office buildout with the ability to convert to flex/warehouse space, including a drive-in door. The property has heavy power, with the current buildout featuring three locations with 750-1,000 amps of 3-phase 208Y power. A dedicated server room and full conditioning are also included.

Key Highlights

  • Highly visible property with exterior building signage on MO‑370
  • Plug and Play office buildout with ability to convert to flex/warehouse space with drive‑in door
  • Heavy Power: 750‑1,000 amps of 3‑phase 208Y power in 3 locations

Property Analytics

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Current Use

Office buildings

Suggested Use

Top Pick Real Estate Agency Electrical Service Furniture & Home Goods Bakery (Bike/Boat/Book/etc) Store HVAC Service

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Location Intelligence

Trade Area within ½ mile

220
Businesses Nearby

Demographics for 63301, MO

50,890
Population
22,687
Households
2.2
Avg Household Size
39
Median Age
39%
College-Educated
94%
High-School Grad
84.3 sq mi
ZIP Area
604
Density / Sq Mi
$83,551
Median Household Income
$46,433
Median Earnings
$1,093
Median Rent
$249,400
Median Home Value
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics

Market

Vacancy Rate% for Office in Midwest region

13.7% 2019
15.6% 2020
17.1% 2021
18.9% 2022
21% 2023
22% 2024
21.3% 2025
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Frequently Asked Questions

What type of property is this?
Office building - Office/flex building with heavy power and potential for warehouse conversion.
Where is this office building located?
The property is located at 500 Fountain Lakes Blvd Saint Charles, MO.
What are key features of this property?
This property features: Highly visible property with exterior building signage on MO‑370; Plug and Play office buildout with ability to convert to flex/warehouse space with drive‑in door; Heavy Power: 750‑1,000 amps of 3‑phase 208Y power in 3 locations
More about this property
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