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4122-4142 Keaton Crossing O'Fallon, MO 63368 1,400 - 3,892 SF of Office Space Available

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PARK FACTS

Total Space Available 3,892 SF
Park Type Office Park

ALL AVAILABLE SPACES(2)

Display Rental Rate as

4122-4142 Keaton Crossing
4142 Keaton Crossing Blvd
2,492 SF | $18.50 /SF/YR $1.54 /SF/MO $199.13 /m²/YR $16.59 /m²/MO $3,842 /MO $46,102 /YR | 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 103
  • 2,492 SF
  • Negotiable
  • $18.50 /SF/YR $1.54 /SF/MO $46,102 /YR $3,842 /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 103 2,492 SF Negotiable $18.50 /SF/YR $1.54 /SF/MO $46,102 /YR $3,842 /MO Office - Now
4122-4142 Keaton Crossing
4142 Keaton Crossing Blvd
2,492 SF | $18.50 /SF/YR $1.54 /SF/MO $199.13 /m²/YR $16.59 /m²/MO $3,842 /MO $46,102 /YR | 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 103

Size
2,492 SF
Term
Negotiable
Rental Rate
$18.50 /SF/YR $1.54 /SF/MO $46,102 /YR $3,842 /MO
Space Use
Office
Condition
-
Available
Now
4122-4142 Keaton Crossing
4132 Keaton Crossing Blvd
1,400 SF | $18.50 /SF/YR $1.54 /SF/MO $199.13 /m²/YR $16.59 /m²/MO $2,158 /MO $25,900 /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
  • $18.50 /SF/YR $1.54 /SF/MO $25,900 /YR $2,158 /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 $18.50 /SF/YR $1.54 /SF/MO $25,900 /YR $2,158 /MO Office - Now
4122-4142 Keaton Crossing
4132 Keaton Crossing Blvd
1,400 SF | $18.50 /SF/YR $1.54 /SF/MO $199.13 /m²/YR $16.59 /m²/MO $2,158 /MO $25,900 /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
$18.50 /SF/YR $1.54 /SF/MO $25,900 /YR $2,158 /MO
Space Use
Office
Condition
-
Available
Now

4142 Keaton Crossing Blvd - 1st Floor - Ste 103

Size 2,492 SF
Term Negotiable
Rental Rate $18.50 /SF/YR
Space Use Office
Condition -
Available Now

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

4132 Keaton Crossing Blvd - 1st Floor - Ste 204

Size 1,400 SF
Term Negotiable
Rental Rate $18.50 /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: 10/29/2025

  • Last Updated:

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

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