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    Antioch, CA
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    Antioch, CA Office Buildings for Sale

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    6 properties
    Furnished Office Building
    Updated: Aug 26
    Furnished Office Building

    3436 Hillcrest Ave Ste 150, Antioch, CA 94531

    Contact for pricing
    5,640 sqft
    5,640 SF office building with 3,564 SF available
    Two‑unit office configuration
    Furnished space suited to medical or dental office use
    PD zoning
    3436 Hillcrest Ave, Antioch, CA 94531
    View details
    Commercial Office Building with Parking
    Updated: Jan 10
    Commercial Office Building with Parking

    2800 Lone Tree Way, Antioch, CA 94509

    $799,000
    2,128 sqft 0.19 AC lot
    Prime location near Hwy 4 exits and public transportation.
    Two separate entrances allow for flexible office layout and potential division.
    Ample parking with 14 spaces plus an extra‑long RV parking space.
    ADA compliant with 2128 sq. ft. of office space.
    Includes 8 private offices, large waiting room, and digital X‑ray room.
    View details
    Free Standing Office Building Investment
    Free Standing Office Building Investment

    300 H Street |, Antioch, CA 94509

    $1,899,000
    10 sqft

    High-quality, fully leased office building with income in place.

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    See what stands out in Contra Costa County

    We check every for-sale listing in the county against comparable properties across the country. Most price about where you would expect. A few are worth a second look.

    We check every listing here. A few are worth a second look.

    Cap Rate available after sign in
    NOI available after sign in
    Local Demand available after sign in
    Medical/Professional Office Building
    Medical/Professional Office Building

    2213 Buchanan Rd, Antioch, CA 94509

    Contact for pricing
    29,489 sqft

    Medical, professional, and flex office building offered for sale in Antioch, California.

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    Secured Office Building
    Secured Office Building

    2824 Lone Tree Wy, Antioch, CA 94509

    $350,002

    Improved office property with controlled vehicle access and enclosed site security features.

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    Freestanding Income-Generating Office Building
    Freestanding Income-Generating Office Building

    300 H St, Antioch, CA 94509

    Contact for pricing
    10,000 sqft

    Freestanding office building is 100% leased and includes a condo map for seven separate parcels.

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    Turn a Listing Into an Investment Snapshot Cap Rate, Potential NOI, Demand score for every listing. Go To Analytics Center
    Based on your search, we've compiled 74 Potential Opportunities for your consideration. Besides 6 Active listings in Antioch, CA, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 63 Off-Market properties to explore as potential leads, plus 1 Land Listings that present a potential for development.

    Opportunities in Nearby Cities

    Here are 4 Similar properties we found in Nearby Locations for your consideration.

    Multi-Tenant Office Building
    Multi-Tenant Office Building

    3978 Railroad Ave, Pittsburg, CA 94565

    $725,000
    3,200 sqft 0.25 AC lot

    CN-zoned commercial property with separate entrances, on-site parking, and a vacant unit configured for service-oriented occupancy.

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    Mixed-Use Building with Private Driveway
    Mixed-Use Building with Private Driveway

    2924 Clayton Rd, Concord, CA 94519

    $1,495,000
    2,712 sqft 0.06 AC lot

    Two-level commercial layout includes offices, meeting rooms, a kitchen, utility space, and separate upstairs access.

    View details
    Multi-Tenant Office Building in Pittsburg
    Multi-Tenant Office Building in Pittsburg

    3978 Railroad Ave, Pittsburg, CA 94565

    $725,000
    3,200 sqft

    Multi-tenant office building with income potential in Pittsburg, California.

    View details
    Historic Office Building
    Historic Office Building

    2080 East St, Concord, CA 94520

    Contact for pricing
    2,316 sqft

    Historic office building near BART and Hwy 242 with mature landscaping and large palm trees.

    View details

    Potential Development Sites for Consideration

    Can't find the perfect fit? These Land listings present an alternative path: the potential to develop a property for your specific goals.

    Important: These AI-suggestions are a starting point, not a guarantee of permitted use. All zoning, permitting, and land use information must be independently verified by you with the appropriate local authorities before making any commitments.

    Commercial Land with Approved Plans
    Commercial Land with Approved Plans

    Merchant Street, Vacaville, CA 95688

    $299,000
    0.14 AC lot

    Vacant downtown parcel with approved plans for a single-story office building and access to public water and sewer.

    View details

    Off-Market Properties in Antioch, CA

    Consider similar Off-Market properties in Antioch, CA. You may contact the owners directly to inquire about their potential intentions to sell. To help you make a strong first impression, we can assist by reaching out to these owners with compelling proposals created using our AI tool.

    1312 A St
    OFFICE BUILDING

    1312 A St, Antioch, CA 94509-2368

    Estimated value:
    $590,000
    4,958 sqft 0.44 AC lot
    View details
    1500 A St
    OFFICE BUILDING

    1500 A St, Antioch, CA 94509-2366

    Estimated value:
    $600,000
    3,343 sqft 0.16 AC lot
    View details
    23 7th St
    OFFICE BUILDING

    23 7th St, Antioch, CA 94509-1741

    Estimated value:
    $285,000
    1,300 sqft 0.11 AC lot
    View details
    501 3rd St
    OFFICE BUILDING

    501 3rd St, Antioch, CA 94509-1275

    Estimated value:
    $325,000
    2,982 sqft 0.11 AC lot
    View details
    1504 A St, Unit 1508
    OFFICE BUILDING

    1504 A St, Antioch, CA 94509-2333

    Unit 1508
    Estimated value:
    $330,000
    1,120 sqft 0.08 AC lot
    View details
    2157 Country Hls Dr
    OFFICE BUILDING

    2157 Country Hls Dr, Antioch, CA 94509-7400

    Estimated value:
    $4,600,000
    30,000 sqft 2.78 AC lot
    View details
    5065 Deer Vly Rd
    OFFICE BUILDING

    5065 Deer Vly Rd, Antioch, CA 94531-8311

    Estimated value:
    $725,000
    54,276 sqft 4.19 AC lot
    View details
    3240 Lone Tree Way
    OFFICE BUILDING

    3240 Lone Tree Way, Antioch, CA 94509-5559

    Estimated value:
    $1,805,000
    10,312 sqft 0.42 AC lot
    View details
    3721 Sunset Ln
    OFFICE BUILDING

    3721 Sunset Ln, Antioch, CA 94509-6107

    Estimated value:
    $3,800,000
    3,360 sqft 0.32 AC lot
    View details
    4041 Lone Tree Way
    OFFICE BUILDING

    4041 Lone Tree Way, Antioch, CA 94531-6207

    Estimated value:
    $12,200,000
    33,696 sqft 0.53 AC lot
    View details
    1011 A St
    OFFICE BUILDING

    1011 A St, Antioch, CA 94509-2323

    Estimated value:
    $120,000
    2,284 sqft 0.17 AC lot
    View details
    1 Madill Cir
    OFFICE BUILDING

    1 Madill Cir, Antioch, CA 94509-3417

    Estimated value:
    $510,000
    1,512 sqft 0.15 AC lot
    View details
    1821 A St
    OFFICE BUILDING

    1821 A St, Antioch, CA 94509-2601

    Estimated value:
    $310,000
    1,035 sqft 0.11 AC lot
    View details
    618 10th St
    OFFICE BUILDING

    618 10th St, Antioch, CA 94509-1656

    Estimated value:
    $460,000
    1,152 sqft 0.11 AC lot
    View details
    2814 Lone Tree Way
    OFFICE BUILDING

    2814 Lone Tree Way, Antioch, CA 94509-4922

    Estimated value:
    $330,000
    880 sqft 0.15 AC lot
    View details
    625 4th St
    OFFICE BUILDING

    625 4th St, Antioch, CA 94509-1284

    Estimated value:
    $715,000
    5,868 sqft 0.23 AC lot
    View details
    511 3rd St
    OFFICE BUILDING

    511 3rd St, Antioch, CA 94509-1275

    Estimated value:
    $310,000
    1,687 sqft 0.11 AC lot
    View details
    1600 A St
    OFFICE BUILDING

    1600 A St, Antioch, CA 94509-2358

    Estimated value:
    $470,000
    3,200 sqft 0.22 AC lot
    View details

    Antioch, CA Office Buildings Market Trends and Statistics

    Explore 69 office buildings for sale in Antioch, CA, showcased through 6 active listings on our real estate platform. These investment opportunities span a total of 47,267 square feet of properties for sale, with an estimated market value of $3,048,002.

    Sale prices for office properties in Antioch, CA start at $350,002, averaging $1,016,000, and reaching up to $1,899,000 — 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

    Medical Office Space 13
    Office buildings 11
    Office Units 11

    Demographics Overview

    Population 116K
    Population Growth (5Y) +4.1%
    Median Household Income $97,714
    College Educated 32.1%

    High-Yield Neighborhoods for Investment

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

    Neighborhood Average Price
    94509 $1.3M

    Taxes & Financing

    Tax Rate (average for all types) 1.18%
    Property Tax per SF $15.78 per SF
    Tax Rate vs County Average 0.11 pp below county avg
    Average Loan-to-Value 65.0%

    Listings Trend

    New vs delisted commercial listings in Contra Costa County

    New Delisted

    Total CRE Inventory on Market (SF)

    Average Property Price per SF

    For-sale pricing trends across core commercial property types in Contra Costa County

    Residential Income

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    • 94531

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