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    Ontario, CA Office Units for Lease

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    119 properties
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    Class A Office Suite
    Class A Office Suite

    240-3990 Concours, Ontario, CA 91764

    Contact for pricing
    11,317 sqft

    Office suite with private rooms, conference areas, support spaces, and open workspace in a professionally managed building.

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    Freestanding Flex Space
    Freestanding Flex Space

    2021 E Locust Ct, Ontario, CA 91761

    Contact for pricing
    24,836 sqft

    Standalone commercial facility with office area, multiple loading doors, and immediate access to three freeways.

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    Modern Office Space Available
    Modern Office Space Available

    1520 North Mountain Avenue, Ontario, CA 91762

    Contact for pricing
    10,507 sqft

    High-speed internet, elevator access, and ample parking included.

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    Office Space Near Ontario Airport
    Office Space Near Ontario Airport

    3536 Concours, Ontario, CA 91764

    Contact for pricing
    6,398 sqft

    Office space with patio, near Ontario Airport and retail.

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    Multi-Office Suite with Open Area
    Multi-Office Suite with Open Area

    3237 E Guasti Rd, Ontario, CA 91761

    Contact for pricing
    2,071 sqft

    Office suite offering three offices, a breakroom, an IT/storage room, and an open area.

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    Flex Warehouse Office Suite
    Flex Warehouse Office Suite

    521 E Maitland St, Ontario, CA 91761

    Contact for pricing
    43,919 sqft

    Flex office suite with 32' clear height, ground-level loading, heavy power, and six dock high doors.

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    Office Suite with Conference Room
    Office Suite with Conference Room

    4141 Inland Empire Blvd, Ontario, CA 91764

    Contact for pricing
    2,635 sqft

    Suite includes a reception area, three private offices, a conference room, plus storage and a breakroom.

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    Office Space with Private Offices
    Office Space with Private Offices

    1131 W 6th St, Ontario, CA 91762

    Contact for pricing
    1,525 sqft 2.15 AC lot

    Office space featuring four private offices and an open office area.

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    Office Unit with Clean Room
    Office Unit with Clean Room

    1040 S Vintage Ave, Ontario, CA 91761

    Contact for pricing
    3,800 sqft

    A 3,800-square-foot clean room is available under a sublease through April 1, 2033.

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    Flex Space with Office and Dock Door
    Flex Space with Office and Dock Door

    2260 S Archibald Ave, Ontario, CA 91761

    Contact for pricing
    6,784 sqft

    Flex space office suite in a multi-tenant building with 25' clear height and grade-level plus dock-high doors.

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    Office Space Available For Rent
    Office Space Available For Rent

    4335 E Airport Dr Unit 107, Ontario, CA 91761

    Contact for pricing
    774 sqft

    Office space featuring private office, conference room, and restroom.

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    Office Suite with Conference Room
    Office Suite with Conference Room

    4200 Concours St, Ontario, CA 91764

    Contact for pricing
    2,310 sqft

    Office suite offers a reception area, conference room, four offices, open area, IT/storage, and breakroom.

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    Flex Space Building with GL and DH Doors
    Flex Space Building with GL and DH Doors

    4230 E Airport Dr, Ontario, CA 91761

    Contact for pricing
    6,753 sqft

    Multi-tenant flex space with office area, two doors, and 24-foot clear height near the I-10 off Milliken Ave.

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    Industrial Land with Office
    Industrial Land with Office

    2049 E Francis Street, Ontario, CA 91761

    Contact for pricing
    2,600 sqft 2.75 AC lot

    Fully lit, secured yard with two access points and a 2,600 SF office, with outside storage permitted (verify).

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    Ontario Office Space For Lease
    Ontario Office Space For Lease

    601 S Milliken Ave, Ontario, CA

    Contact for pricing
    1,950 sqft 7.35 AC lot

    Office unit with loading door available for lease in Ontario.

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    Distribution Center with 54 Dock Doors
    Distribution Center with 54 Dock Doors

    1350 S Woodruff Way, Ontario, CA 91761

    Contact for pricing
    344,110 sqft

    Free-standing distribution center with office space, mezzanine area, deep truck court, and extensive dock equipment.

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    Downtown Ontario Restaurant/Office Space
    Downtown Ontario Restaurant/Office Space

    231 N Euclid Ave, Ontario, CA

    Contact for pricing
    9,759 sqft 0.13 AC lot

    Restaurant and professional office spaces for lease in Ontario.

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    Office Space in Ontario
    Office Space in Ontario

    4720 Ontario Mills Pkwy # 10, Ontario, CA 91764

    Contact for pricing

    Office space available for rent in Parkway Business Center.

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    Fifth-Floor Office Suite
    Fifth-Floor Office Suite

    3633 Inland Empire Blvd, Ontario, CA 91764

    Contact for pricing
    2,441 sqft

    Fifth-floor suite with reception, conference room, four private offices, breakroom, and open cubicle area.

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    4th-Floor Office Suite
    4th-Floor Office Suite

    3401 Centre Lake Dr, Ontario, CA 91761

    Contact for pricing
    2,936 sqft

    Fourth-floor office suite featuring two private offices, a conference room, breakroom, and a small open work area.

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    Office Space with Private Offices
    Office Space with Private Offices

    3333 Concours St, Bldg 4, Ontario, CA

    Contact for pricing
    646 sqft 5.04 AC lot

    Office space featuring a reception area and two private offices.

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    Divisible Office Suite
    Divisible Office Suite

    800 N Haven Ave, Ontario, CA 91764

    Contact for pricing
    8,658 sqft

    Office suite offers a reception area, conference room, 16 offices, and break room, divisible into two spaces.

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    Full-Floor Office Suite
    Full-Floor Office Suite

    430 N Vineyard Ave, Ontario, CA 91764

    Contact for pricing
    20,551 sqft

    Full-floor office offering 14 offices, two conference rooms, and divisible bullpen areas with break and storage rooms.

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    Based on your search, we've compiled 126 Potential Opportunities for your consideration. Besides 119 Active listings in Ontario, CA, we suggest exploring alternatives. Consider Similar 7 Spaces for Sales.

    Similar Spaces for Sale in Ontario, CA

    Consider Similar Space for Sale. We found 7 Spaces matching your search parameters.

    Flex Building with Showroom
    Flex Building with Showroom

    1795 E Holt Unit 105, Ontario, CA 91761

    $1,225,000
    3,006 sqft

    Central air serves a versatile commercial layout with office, storage, and retail functions.

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