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St. Joseph Hospital West Outpatient MOB II 300 Medical Plz 1,222 SF of Office/Medical Space Available in Lake Saint Louis, MO 63367

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Highlights

  • On-campus location within the St. Joseph Hospital Lake St. Louis medical community
  • Convenient access to I-64 for regional patient reach across St. Charles County
  • Ideal for providers seeking immediate clinical presence in a trusted care setting
  • Established outpatient environment offering strong patient flow and care continuity
  • Professional medical office building supported by healthcare-focused management

All Available Space(1)

Display Rental Rate as

  • Space
  • Size
  • Term
  • Rental Rate
  • Space Use
  • Condition
  • Available
  • 1st Floor, Ste 100
  • 1,222 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office/Medical
  • Full Build-Out
  • 30 Days

Suite 100 at the St. Joseph Hospital West Outpatient MOB II presents an exceptional opportunity for medical providers seeking a high-credibility, hospital-adjacent clinical environment. Located at 300 Medical Plaza, this professionally managed medical office building sits directly on the SSM Health St. Joseph Hospital Lake St. Louis campus, offering seamless proximity to established specialists, imaging, surgical centers, and a wide range of outpatient care services. This prime connection enhances efficiency for providers and offers greater convenience for patients who rely on comprehensive, coordinated healthcare.

  • Fully Built-Out as Standard Medical Space
  • Fits 4 - 10 People
  • Established outpatient environment
  • Mostly Open Floor Plan Layout
  • On-campus location
Space Size Term Rental Rate Space Use Condition Available
1st Floor, Ste 100 1,222 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office/Medical Full Build-Out 30 Days

1st Floor, Ste 100

Size
1,222 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office/Medical
Condition
Full Build-Out
Available
30 Days

1st Floor, Ste 100

Size 1,222 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office/Medical
Condition Full Build-Out
Available 30 Days

Suite 100 at the St. Joseph Hospital West Outpatient MOB II presents an exceptional opportunity for medical providers seeking a high-credibility, hospital-adjacent clinical environment. Located at 300 Medical Plaza, this professionally managed medical office building sits directly on the SSM Health St. Joseph Hospital Lake St. Louis campus, offering seamless proximity to established specialists, imaging, surgical centers, and a wide range of outpatient care services. This prime connection enhances efficiency for providers and offers greater convenience for patients who rely on comprehensive, coordinated healthcare.

  • Fully Built-Out as Standard Medical Space
  • Mostly Open Floor Plan Layout
  • Fits 4 - 10 People
  • On-campus location
  • Established outpatient environment

Property Overview

The property enjoys excellent visibility and accessibility from I-64, providing straightforward regional connectivity for patients traveling from Lake St. Louis, O’Fallon, Wentzville, and surrounding St. Charles County communities. The area continues to experience strong residential growth supported by high household incomes, stable employment, and a robust healthcare services market. Tenants benefit from plentiful on-site surface parking, professional property upkeep, and an environment specifically designed to support ongoing patient volume.

  • Air Conditioning

Property Facts

Building Type
Office
Year Built
2004
Building Height
3 Stories
Building Size
34,360 SF
Building Class
B
Typical Floor Size
11,455 SF
Unfinished Ceiling Height
12’
Parking
450 Surface Parking Spaces
426 Surface Tandem Parking Spaces

Select Tenants

  • Floor
  • Tenant Name
  • Industry
  • 2nd
  • Lake St Louis Dermatalogy
  • Health Care and Social Assistance
  • Listing ID: 39460390

  • Date on Market: 2026-02-17

  • Last Updated:

  • Address: 300 Medical Plz, Lake Saint Louis, MO 63367

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