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4122-4142 Keaton Crossing O'Fallon, MO 63368 1,320 - 6,779 SF of Office Space Available

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Park Facts

Total Space Available 6,779 SF
Park Type Office Park

All Available Spaces(4)

Display Rental Rate as

4122-4142 Keaton Crossing
4142 Keaton Crossing Blvd
1,320 - 5,379 SF | Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request | View Building Details
Building Type/Class
Office/B
Year Built
2005
Building Size
13,227 SF
Building Height
1 Story
Typical Floor Size
11,988 SF
  • Space
  • Size
  • Term
  • Rental Rate
  • Space Use
  • Condition
  • Available
  • 1st Floor, Ste 105
  • 2,492 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • -
  • Now
  • 1st Floor, Ste 106
  • 1,320 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • -
  • Now
  • 1st Floor, Ste 106 B
  • 1,567 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • -
  • Now
Space Size Term Rental Rate Space Use Condition Available
1st Floor, Ste 105 2,492 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office - Now
1st Floor, Ste 106 1,320 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office - Now
1st Floor, Ste 106 B 1,567 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office - Now
4122-4142 Keaton Crossing
4142 Keaton Crossing Blvd
1,320 - 5,379 SF | Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request | View Building Details
Building Type/Class
Office/B
Year Built
2005
Building Size
13,227 SF
Building Height
1 Story
Typical Floor Size
11,988 SF

4142 Keaton Crossing Blvd - 1st Floor - Ste 105

Size
2,492 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
-
Available
Now

4142 Keaton Crossing Blvd - 1st Floor - Ste 106

Size
1,320 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
-
Available
Now

4142 Keaton Crossing Blvd - 1st Floor - Ste 106 B

Size
1,567 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
-
Available
Now
4122-4142 Keaton Crossing
4132 Keaton Crossing Blvd
1,400 SF | $25.24 CAD/SF/YR $2.10 CAD/SF/MO $271.70 CAD/m²/YR $22.64 CAD/m²/MO $2,945 CAD/MO $35,338 CAD/YR | View Building Details
Building Type/Class
Office/B
Year Built
2001
Building Size
9,240 SF
Building Height
1 Story
Typical Floor Size
6,250 SF
Parking
51 Spaces
  • Space
  • Size
  • Term
  • Rental Rate
  • Space Use
  • Condition
  • Available
  • 1st Floor, Ste 204
  • 1,400 SF
  • Negotiable
  • $25.24 CAD/SF/YR $2.10 CAD/SF/MO $35,338 CAD/YR $2,945 CAD/MO
  • Office
  • -
  • Now
  • Lease rate does not include utilities, property expenses or building services
Space Size Term Rental Rate Space Use Condition Available
1st Floor, Ste 204 1,400 SF Negotiable $25.24 CAD/SF/YR $2.10 CAD/SF/MO $35,338 CAD/YR $2,945 CAD/MO Office - Now
4122-4142 Keaton Crossing
4132 Keaton Crossing Blvd
1,400 SF | $25.24 CAD/SF/YR $2.10 CAD/SF/MO $271.70 CAD/m²/YR $22.64 CAD/m²/MO $2,945 CAD/MO $35,338 CAD/YR | View Building Details
Building Type/Class
Office/B
Year Built
2001
Building Size
9,240 SF
Building Height
1 Story
Typical Floor Size
6,250 SF
Parking
51 Spaces

4132 Keaton Crossing Blvd - 1st Floor - Ste 204

Size
1,400 SF
Term
Negotiable
Rental Rate
$25.24 CAD/SF/YR $2.10 CAD/SF/MO $35,338 CAD/YR $2,945 CAD/MO
Space Use
Office
Condition
-
Available
Now

4142 Keaton Crossing Blvd - 1st Floor - Ste 105

Size 2,492 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition -
Available Now

4142 Keaton Crossing Blvd - 1st Floor - Ste 106

Size 1,320 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition -
Available Now

4142 Keaton Crossing Blvd - 1st Floor - Ste 106 B

Size 1,567 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition -
Available Now

4132 Keaton Crossing Blvd - 1st Floor - Ste 204

Size 1,400 SF
Term Negotiable
Rental Rate $25.24 CAD/SF/YR
Space Use Office
Condition -
Available Now

  • Lease rate does not include utilities, property expenses or building services

Park Overview

Keaton Crossing Business Park offers a professional and highly accessible setting in the heart of O’Fallon’s thriving commercial corridor. This well-maintained office and medical office complex features multiple buildings designed for flexibility, with suites ideal for medical practitioners, professional services, and small businesses alike. Each suite offers functional layouts with high-end finishes and ample on-site parking. The property provides convenient access to Highway K, I-64/40, and nearby retail and dining amenities, including major national and local tenants within walking distance.

  • Listing ID: 38255873

  • Date on Market: 2026-02-23

  • Last Updated:

  • Address: 4122 Keaton Crossing Blvd, O'Fallon, MO 63368

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