Advertise
    Ontario, CA
    Office Units

    Ontario, CA Office Units for Lease

    / Page 4
    Notify Me
    List
    Map
    Rancho Cucamonga, CA Upland, CA Fontana, CA Eastvale, CA Jurupa Valley, CA Montclair, CA Chino, CA
    150 properties
    Sort:
    Class A Office Suite
    Class A Office Suite

    210-3257 E Guasti Rd, Ontario, CA 91761

    $8,242/Mo

    Move-in ready Class A office suite with 24/7 key card access and energy-efficient HVAC.

    View details
    Office Unit With Open Workspace
    Office Unit With Open Workspace

    3237 E Guasti Road 105, Ontario, CA 91761

    $5,489/Mo
    3.41 AC lot

    Suite 105 combines private offices with an open work area, breakroom, and IT/storage room.

    View details
    Freestanding Flex Space
    Freestanding Flex Space

    1481 S Balboa Ave, Ontario, CA 91761

    Contact for pricing
    9,726 sqft

    Office and showroom configuration with private offices, restrooms, loading access, and surface parking.

    View details
    Industrial Property with Clear-Span Warehouse
    Industrial Property with Clear-Span Warehouse

    10776 Vernon Ave, Ontario, CA 91762

    Contact for pricing
    5,520 sqft 2.27 AC lot

    Multi-parcel industrial property with warehouse, office improvements, drive-through access, and IC zoning.

    View details
    Ontario Office Space Available
    Ontario Office Space Available

    430 N Vineyard Ave 303, Ontario, CA 91764

    $3,811/Mo

    Multi-tenant office building near Ontario Airport and I-10.

    View details
    Ground-Floor Retail Office Suite
    Ground-Floor Retail Office Suite

    975 North Haven Ave, Suite 100, Ontario, CA 91764

    Contact for pricing
    5,071 sqft

    Ground-floor suite in a mixed-use office/retail center with building and monument signage available.

    View details
    Turn a Listing Into an Investment Snapshot Cap Rate, Potential NOI, Demand score for every listing. Go To Analytics Center
    Ontario Warehouse/Office Sublease Opportunity
    Ontario Warehouse/Office Sublease Opportunity

    3595 E Guasti Rd C, Ontario, CA 91761

    Contact for pricing
    8,496 sqft

    Industrial warehouse/office space available for sublease in Ontario, CA.

    View details
    Ontario Warehouse/Office Sublease Opportunity
    Ontario Warehouse/Office Sublease Opportunity

    3959 E Guasti Rd C, Ontario, CA 91761

    Contact for pricing
    8,496 sqft

    Industrial warehouse/office space available for sublease in Ontario, CA.

    View details
    Move-In Ready Office Floor
    Move-In Ready Office Floor

    430 N Vineyard Ave 500, Ontario, CA 91764

    Contact for pricing
    100,525 sqft 3.81 AC lot

    Full-floor office suite in a five-story, multi-tenant building with secure access and ample parking.

    View details
    R&D Office Suite
    R&D Office Suite

    3536 Concours Street, Suite 220, Ontario, CA

    Contact for pricing
    4,294 sqft

    Open-plan workspace with updated common areas and immediate access to the 10 and 15 Freeways.

    View details
    Flex Space with Office HVAC
    Flex Space with Office HVAC

    1115 S Grove Ave, Ontario, CA 91761

    Contact for pricing
    3,305 sqft

    Industrial/flex suite with office HVAC and dedicated office space in Ontario, CA.

    View details
    Industrial Flex Space with Loading Doors
    Industrial Flex Space with Loading Doors

    1906 S Quaker Ridge Pl, Ontario, CA 91761

    Contact for pricing
    17,000 sqft 0.85 AC lot

    Industrial flex property combines warehouse functionality, office improvements, and ground-level loading access.

    View details
    Office Space for Long-Term Sublease
    Office Space for Long-Term Sublease

    2920 E Inland Empire Blvd, Ontario, CA 91764

    Contact for pricing
    4,958 sqft

    Office space available on a sublease through September 30, 2028.

    View details
    Multi-Tenant Office Unit with Atrium
    Multi-Tenant Office Unit with Atrium

    303-430 N Vineyard Ave, Ontario, CA 91764

    $3,811/Mo

    Suite 303 offers a reception area, three offices, and a supply/IT room in a five-story office building.

    View details
    Built-Out Office Units
    Built-Out Office Units

    3290 Guasti Rd, Ontario, CA 91764

    Contact for pricing
    1,746 sqft

    Multi-tenant suites include offices and storage and are available for immediate occupancy.

    View details
    Freestanding Flex Warehouse Building
    Freestanding Flex Warehouse Building

    2455 E Francis St, Ontario, CA 91761

    Contact for pricing
    40,551 sqft

    Freestanding building with drive-around access, 4,952 SF of office space, and dock and grade-level loading.

    View details
    Distribution Center with Dock Access
    Distribution Center with Dock Access

    1560 Baker Ave, Ontario, CA 91761

    Contact for pricing
    4,927 sqft

    Distribution facility featuring dedicated office space and extensive loading infrastructure for commercial operations.

    View details
    Ontario Warehouse with Office Space
    Ontario Warehouse with Office Space

    2226 South Castle Harbour Place, Ontario, CA 91761

    Contact for pricing
    25,812 sqft

    25,812 SF building with office and warehouse space.

    View details
    Medical Office Suite with Private Offices
    Medical Office Suite with Private Offices

    647 E E Street 102, Ontario, CA 91764

    $1,750/Mo

    Configured for professional operations with reception space, in-suite water connections, staff facilities, and multiple enclosed offices.

    View details
    Industrial Office Warehouse Suite
    Industrial Office Warehouse Suite

    1555 Dupont Ave, Ontario, CA 91761

    Contact for pricing
    31,392 sqft

    Multi-tenant industrial building offering 2,001 SF of office space with 24' minimum clear height and four dock/grade-level doors.

    View details
    Ontario Industrial Building For Rent
    Ontario Industrial Building For Rent

    5741-5751 E Santa Ana St, Ontario, CA 91761

    Contact for pricing
    23,842 sqft

    Industrial building with office space available for lease in Ontario.

    View details
    Class A Office Suite
    Class A Office Suite

    550-3401 Centre Lake Dr, Ontario, CA 91761

    $10,947/Mo

    Suite 550 includes private offices, conference rooms, breakrooms, storage, an IT room, and a wellness room.

    View details
    Class A Office Suite
    Class A Office Suite

    560-3633 Inland Empire Blvd, Ontario, CA 91764

    $6,580/Mo

    Suite 560 offers a reception area, conference room, private offices, break room, and coffee station within a professionally maintained building.

    View details
    Office Suite with Open Bullpen
    Office Suite with Open Bullpen

    3110 E Guasti Road, Ontario, CA 91761

    $13,610/Mo

    Suite 520 combines private offices, a conference room, cubicle-ready workspace, and a breakroom within a managed office campus.

    View details
    List
    Map

    Popular Searches in Ontario, CA

    Popular Categories

    Most Searched ZIP Codes in Ontario, CA

    • 91761
    • 91764
    • 91762

    Select Neighborhood

    Google sign-in failed. Please try again or use another login method.
    Sign Up Successful!
    You now have access to more from Realmo!