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Positioned within the highly desirable Concours Plaza business park, 3333 Concours St., Building 4 presents a rare opportunity to acquire a high-image, two-story professional office building in the heart of Ontario's thriving Airport Area submarket. Constructed in 2005, the property features modern architectural design, quality interior build-out, and abundant natural light, creating an ideal environment for professional office, medical, or owner-user occupancy. The building offers a flexible layout with private offices, conference areas, and support space, making it suitable for a wide range of users. Strategically located just west of Haven Avenue, the property provides immediate access to the I-10, I-15, and 210 freeways, and is within minutes of Ontario International Airport, major business hubs, hotels, and retail amenities. This prime location supports both long-term investment stability and strong user demand. With its combination of institutional-quality design, excellent accessibility, and premier business park setting, this asset represents an exceptional opportunity for investors and owner-users seeking a presence in one of the Inland Empire's most dynamic commercial corridors.
Property Type(s):
Commercial
| Last Updated | 4/3/2026 | Year Built | 2005 |
|---|---|---|---|
| Community | 686 - Ontario | County | San Bernardino |
Additional Details
| AIR | Central Air |
|---|---|
| AIR CONDITIONING | Yes |
| AREA | 686 - Ontario |
| CONSTRUCTION | Stucco |
| HEAT | Central |
| INTERIOR | Elevators |
| LOT | 9775 sq ft |
| LOT DESCRIPTION | Paved |
| LOT DIMENSIONS | 9775 |
| STORIES | 2 |
| UTILITIES | Electricity Available, Water Available |
| WATER | Public |
Location
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Listed with M G R REAL ESTATE
The information being provided by Conejo Simi Moorpark Association of REALTORS® (“CSMAR”) is for the visitor's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties visitor may be interested in purchasing. Any information relating to a property referenced on this web site comes from the Internet Data Exchange (“IDX”) program of CSMAR. This web site may reference real estate listing(s) held by a brokerage firm other than the broker and/or agent who owns this web site. Any information relating to a property, regardless of source, including but not limited to square footages and lot sizes, is deemed reliable but not guaranteed and should be personally verified through personal inspection by and/or with the appropriate professionals. The data contained herein is copyrighted by CSMAR and is protected by all applicable copyright laws. Any dissemination of this information is in violation of copyright laws and is strictly prohibited.
This IDX solution is (c) Diverse Solutions 2026.
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