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    Lake County, CA Office Buildings for Sale

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    Clearlake Oaks Commercial Property
    $119,000
    800 SF

    Clearlake Oaks Commercial Property

    12594 Acorn St, Clearlake Oaks, CA 95423

    Prime commercial property with high visibility and convenient location.

    • Prime commercial location directly across from Red and White Grocery Store.
    • High visibility and business exposure right off Highway 20.
    • Versatile space with a substantial open area and a private office.
    • Ample natural light from expansive front windows.
    • Owner financing available.
    Updated: Nov 5, 2025
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    Unique Geodesic Dome Office Building
    $350,000
    2,800 SF

    Unique Geodesic Dome Office Building

    3610 Old Highway 53, Clearlake, CA 95422

    Distinctive 2800 sq ft Clearlake office space for sale.

    • Unique Geodesic Dome Building: Designed by renowned architect Buckminster Fuller, offering a distinctive and memorable presence.
    • Spacious Office Space: 2800 sq. ft. of total office space, including an 800 sq. ft. upper floor with bathroom, shower, office, cooking area, and storage.
    • Established Landmark: Served as a well‑known optometry office for 30 years, providing instant recognition and credibility.
    • Convenient Location: Situated in the heart of Clearlake, with easy access to stores, banks, and public transportation.
    • Functional Layout: Includes a reception area, multiple offices, two bathrooms, and ample storage space.
    Updated: Mar 3, 2025
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    Downtown Lakeport Office/Retail Opportunity
    $385,000

    Downtown Lakeport Office/Retail Opportunity

    Office/retail building on over half an acre in downtown Lakeport.

    401 S Main St, Lakeport, CA 95453
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    Downtown Lakeport Commercial Building For Sale
    $375,000

    Downtown Lakeport Commercial Building For Sale

    Commercial building in downtown Lakeport, ideal for owner or investment.

    301 N Forbes St, Lakeport, CA 95453
    View details
    Based on your search, we've compiled 211 Potential Opportunities for your consideration. Besides 4 Active listings in Lake County, CA, we suggest exploring several alternatives: similar 207 Off-Market properties to explore as potential leads

    Explore Off-Market Properties in Lake County, CA

    Consider similar Off-Market properties in Lake County, 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.

    14954 Burns Vly Rd

    14954 Burns Vly Rd

    OFFICE BUILDING • 1,212 SF
    Value Estimation
    $155,000
    14954 Burns Vly Rd, Clearlake, CA 95422-9190
    View details
    4477 Moss Ave

    4477 Moss Ave

    OFFICE BUILDING • 2,160 SF
    Value Estimation by Request
    4477 Moss Ave, Clearlake, CA 95422-8072
    View details
    3775 Main St

    3775 Main St

    OFFICE BUILDING • 0.51 Acres
    Value Estimation by Request
    3775 Main St, Kelseyville, CA 95451-7421
    View details
    14260 Lakeshore Dr

    14260 Lakeshore Dr

    OFFICE BUILDING • 818 SF
    Value Estimation
    $200,000
    14260 Lakeshore Dr, Clearlake, CA 95422-8159
    View details
    180 6th St

    180 6th St

    OFFICE BUILDING • 1,426 SF
    Value Estimation by Request
    180 6th St, Lakeport, CA 95453-4309
    View details
    15975 Anderson Rnch Pkwy

    15975 Anderson Rnch Pkwy

    OFFICE BUILDING • 22,960 SF
    Value Estimation by Request
    15975 Anderson Rnch Pkwy, Lower Lake, CA 95457-7601
    View details
    14773 Lakeshore Dr

    14773 Lakeshore Dr

    OFFICE BUILDING • 1,800 SF
    Value Estimation
    $300,000
    14773 Lakeshore Dr, Clearlake, CA 95422
    View details
    1175 Main St

    1175 Main St

    OFFICE BUILDING • 4,168 SF
    Value Estimation
    $220,000
    1175 Main St, Lakeport, CA 95453-3858
    View details
    3534 State Hwy 20

    3534 State Hwy 20

    OFFICE BUILDING • 2,400 SF
    Value Estimation
    $205,000
    3534 State Hwy 20, Nice, CA 95464-8573
    View details
    1904 Big Vly Rd

    1904 Big Vly Rd

    OFFICE BUILDING • 651 SF
    Value Estimation
    $295,000
    1904 Big Vly Rd, Finley, CA 95435-8900
    View details
    333 Armstrong St

    333 Armstrong St

    OFFICE BUILDING • 1,984 SF
    Value Estimation
    $300,000
    333 Armstrong St, Lakeport, CA 95453-5201
    View details
    2510 Old Hwy 53

    2510 Old Hwy 53

    OFFICE BUILDING • 3.25 Acres
    Value Estimation by Request
    2510 Old Hwy 53, Clearlake, CA 95422-9157
    View details
    16140 Main St

    16140 Main St

    OFFICE BUILDING • 0.72 Acres
    Value Estimation by Request
    16140 Main St, Lower Lake, CA 95457
    View details
    3915 Main St

    3915 Main St

    OFFICE BUILDING • 2,340 SF
    Value Estimation by Request
    3915 Main St, Kelseyville, CA 95451-7424
    View details
    15130 Lakeshore Dr

    15130 Lakeshore Dr

    OFFICE BUILDING • 600 SF
    Value Estimation
    $150,000
    15130 Lakeshore Dr, Clearlake, CA 95422-8106
    View details
    12952 Hwy 20

    12952 Hwy 20

    OFFICE BUILDING • 1,780 SF
    Value Estimation by Request
    12952 Hwy 20, Clearlake Oaks, CA 95423-9326
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    6125 State Hwy 20

    6125 State Hwy 20

    OFFICE BUILDING • 1,944 SF
    Value Estimation by Request
    6125 State Hwy 20, Lucerne, CA 95458
    View details
    19400 Hartmann Rd

    19400 Hartmann Rd

    OFFICE BUILDING • 2,738 SF
    Value Estimation by Request
    19400 Hartmann Rd, Hidden Valley Lake, CA 95467-8371
    View details
    487 Main St

    487 Main St

    OFFICE BUILDING • 6,796 SF
    Value Estimation by Request
    487 Main St, Lakeport, CA 95453-5315
    View details
    9470 Main St

    9470 Main St

    OFFICE BUILDING • 2,189 SF
    Value Estimation
    $340,000
    9470 Main St, Upper Lake, CA 95485
    View details

    Lake County, CA Office Buildings Investment Opportunities Market Analysis

    Explore 211 office buildings for sale in Lake County, CA, showcased through 4 active listings on our real estate platform. These investment opportunities span a total of 4,344,574 square feet of properties for sale, with an estimated market value of $40,305,000.

    Prices for office properties in Lake County, CA start at $50,000, averaging $265,164, and reaching up to $1,625,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you have the most current data.

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    Browse Office buildings for Sale Near Lake, CA

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