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    Ontario, CA Office Spaces for Sale

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    Rancho Cucamonga, CA Marysville, CA Upland, CA Fontana, CA Eastvale, CA Chino, CA Montclair, CA Riverside, CA
    34 properties
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    Anchored Shopping Center
    Updated: Apr 11
    Anchored Shopping Center

    910 Mountain Avenue, Ontario, CA 91762

    $2,750,000
    14,530 sqft
    Anchored retail and office property
    Built in 1982
    Central air documented among interior features
    Located at 910 Mountain Avenue in Ontario, CA
    Access to Interstates 10 and 210
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    This listing looks promising.

    Here's a quick look at some key insights for

    910 Mountain Avenue, Ontario, CA 91762

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    • Est. Cap Rate

      8.9%
      Above avg (5.9%)

    • Est. NOI

      $246K
      Annual

    • Mortgage

      $1.1M
      Feb 2018

    • Last Sold

      Oct 2023
      $3.38M

    • Property Type

      Financial Building
      Built 1982
    View Property Analytics
    Flex Space with Showroom and Office
    Updated: Jul 26
    Flex Space with Showroom and Office

    1795 E Holt Unit 105, Ontario, CA 91761

    $1,225,000
    3,006 sqft
    Approximately 3,006 sq. ft. of combined office and warehouse space
    Additional ±800 sq. ft. of upstairs office space
    Retail showroom, office, and warehouse/storage areas
    Built in 2008
    Located near Ontario International Airport
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    Mixed-Use Property with Warehouse
    Mixed-Use Property with Warehouse

    545 E California St, Ontario, CA 91761

    $690,000
    2,338 sqft 0.19 AC lot

    Two buildings on an 8,100 SF lot, ideal for owner.

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    Flex Space With Showroom
    Flex Space With Showroom

    105-1795 E Holt Blvd, Ontario, CA 91762

    $1,225,000
    3,006 sqft

    Includes a retail showroom, office area, and warehouse/storage space in a multi-complex setting.

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    Turn a Listing Into an Investment Snapshot Cap Rate, Potential NOI, Demand score for every listing. Go To Analytics Center
    Flex Building with Showroom
    Flex Building with Showroom

    1795 Holt, 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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    Industrial Office Flex Building
    Industrial Office Flex Building

    1351 S Grove Ave, Ontario, CA 91761

    Contact for pricing
    4,920 sqft

    Sprinklered flex building with 3,768 SF of two-story office and 16' minimum clear height.

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    Class A Two-Story Office Building
    Class A Two-Story Office Building

    4686 Ontario Mills Pkwy, Ontario, CA 91764

    Contact for pricing
    11,563 sqft

    Class A two-story office building with elevator service and four office suites.

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    Office/Showroom Building with Loading
    Office/Showroom Building with Loading

    1481 S Balboa Ave, Ontario, CA 91761

    Contact for pricing
    9,726 sqft

    Freestanding 2,500 SF office and showroom space with reception, multiple offices, open areas, and three grade-level loading doors.

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    Office Building
    Office Building

    3110 Inland Empire Blvd, Ontario, CA 91764

    Contact for pricing
    6,535 sqft

    For-sale office building totaling 6,535 SF at 3110 Inland Empire Blvd.

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    Office Building For Sale
    Office Building For Sale

    4686 E. Ontario Mills Pkwy, Ontario, CA 91764

    Contact for pricing
    11,563 sqft

    For sale office building totaling 11,563 SF.

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    Office Space with Private Offices
    Office Space with Private Offices

    611 S Palmetto Ave, Ontario, CA

    Contact for pricing
    10,772 sqft 5.00 AC lot

    Office space featuring private offices, conference rooms, and kitchenettes.

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    Office Building
    Office Building

    1251 East Belmont Street, Ontario, CA 91761

    Contact for pricing
    25,657 sqft

    Commercial office property with a substantial professional workspace footprint.

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    Freestanding Flex Space
    Freestanding Flex Space

    1999 S Campus Ave, Ontario, CA 91761

    Contact for pricing
    18,130 sqft

    Two-story office component with a fenced, paved yard and multiple loading doors.

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    Industrial Flex Condo with Office
    Industrial Flex Condo with Office

    1818 East Elma Court, Ontario, CA 91764

    Contact for pricing
    1,488 sqft

    Small commercial condo with an open warehouse layout, 480 SF office, and a 10’x10’ roll-up door with 14’ clear height.

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    Freestanding Flex Building
    Freestanding Flex Building

    1810 Vineyard Ave, Ontario, CA 91761

    Contact for pricing
    57,239 sqft

    Divisible freestanding building with two industrial suites and dedicated office areas.

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    Office Unit in Class A Building
    Office Unit in Class A Building

    4141 Inland Empire Boulevard, Ontario, CA 91764

    Contact for pricing
    1,639 sqft

    Suite 290 offers reception, meeting, private office, support, and open workspace within a managed Ontario office property.

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    Office Suite With Conference Room
    Office Suite With Conference Room

    3633 Inland Empire Boulevard, Ontario, CA 91764

    Contact for pricing
    2,355 sqft

    Move-in-ready office accommodation includes reception, private offices, meeting space, and an open work area.

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    Ontario Office and Industrial Space
    Ontario Office and Industrial Space

    1620 S Marigold Pl, Ontario, CA 91761

    Contact for pricing
    12,746 sqft

    Office and industrial space available for purchase in Ontario, CA.

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    Class A Office Suite with Parking
    Class A Office Suite with Parking

    4200 Concours Street Unit 380, Ontario, CA 91764

    Contact for pricing
    2,995 sqft

    Move-in ready Office Suite 380 offers reception, conference, IT room, and flexible open work area.

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    Office Building
    Office Building

    3296 E Guasti Rd, Ontario, CA 91764

    Contact for pricing
    9,796 sqft

    Office building offered for sale with 9,796 SF of space.

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    Freestanding Office Building
    Freestanding Office Building

    3175 Sedona Ct, Ontario, CA 91764

    Contact for pricing
    6,300 sqft

    Office property within a multi-building complex, with ample parking and convenient access to major Southern California freeways.

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    Freeway Frontage Office Building
    Freeway Frontage Office Building

    3998 Inland Empire Blvd |, Ontario, CA 91764

    Contact for pricing
    15 sqft

    Two-story office building with multiple suites and freeway visibility.

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    Two-Story Multi-Tenant Office Building
    Two-Story Multi-Tenant Office Building

    3333 Concours St, Ontario, CA 91764

    Contact for pricing
    31,395 sqft

    Two-story, elevator-served multi-tenant office building with parking surrounding the property and direct access via Haven Avenue.

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    Office Buildings Portfolio
    Office Buildings Portfolio

    2121 & 2151 S. Haven Ave, Ontario, CA 91761

    Contact for pricing
    27,400 sqft

    Two-office building offering totaling 27,400 SF, listed for sale in Ontario, CA.

    View details

    Ontario, CA Office Spaces Market Trends and Statistics

    Explore 72 office spaces for sale in Ontario, CA, showcased through 34 active listings on our real estate platform. These investment opportunities span a total of 375,806 square feet of properties for sale, with an estimated market value of $7,115,000.

    Sale prices for office spaces in Ontario, CA start at $690,000, averaging $1,423,000, and reaching up to $2,750,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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    Top Commercial Asset Segments

    Commercial property segments ranked by active listings on the market

    Office Units 180
    Office buildings 40
    Medical Office Space 8
    Coworking space 5
    Serviced offices 1

    Demographics Overview

    Population 262K
    Population Growth (5Y) -0.8%
    Median Household Income $89,736
    College Educated 18.5%

    High-Yield Neighborhoods for Investment

    Identify Ontario submarkets with the highest inventory density on the market and evaluate the average listing prices of real estate assets

    Neighborhood Average Price
    91761 $1M
    91762 $2M

    Taxes & Financing

    Tax Rate (average for all types) 1.08%
    Property Tax per SF $12.24 per SF
    Tax Rate vs County Average 0.03 pp below county avg
    Average Loan-to-Value 65.0%

    Listings Trend

    New vs delisted commercial listings in San Bernardino County

    New Delisted

    Total CRE Inventory on Market (SF)

    Property Size Breakdown

    The majority of commercial real estate listings in Ontario fall within the 100,000+ square foot range.

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    Most Searched ZIP Codes in Ontario, CA

    • 91761
    • 91764
    • 91762
    • 91710

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