Lake County, CA Office buildings for sale

Updated: Nov 7, 2025

Office/Retail Building with Parking

401 S Main, Lakeport, CA 95453

$385,000

Over 1/2 acre in downtown Lakeport.
Existing office/retail building.
Plenty of parking.
Three entrance/exit points for ease of access.
Located on S. Main St.

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Updated: Apr 1

Geodesic Dome Office Building

3610 Old Highway 53, Clearlake, CA 95422

$325,000

Geodesic dome office building at 3610 E Hwy 53 in Clearlake, designed by Buckminster Fuller
Total of 2,800 sq. ft. of office space, with an additional 1,000 sq. ft. added in 2008
Upper floor offers 800 sq. ft. with a bathroom, shower, office space, cooking area, and ample storage
Downstairs includes a second bathroom, additional offices, a reception area, and more storage space
Central air conditioning

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Multi-Office Commercial Building

390 N Forbes Street, Lakeport, CA 95453

$325,000

Commercial building with a lobby, conference room, three private offices, kitchenette, bathroom, and four off-street parking spaces.

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Lakeport Mixed-Use Commercial Property

2480 S Main, Lakeport, CA 95453

$790,000

7,000 sqft 0.33 AC lot

Mixed-use property with warehouse and office space in Lakeport's Business District.

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Office Suite with Parking

390 North Forbes Street, Lakeport, CA 95453

$325,000

Office space with a reception area, conference room, private offices, kitchenette, bathroom, and four off-street parking spaces.

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Multi-Use Downtown Office Building

1101 N Main, Lakeport, CA 95453

$575,000

3,000 sqft

Turn-key stucco office building with flexible interior space and off-street parking, currently leased for office use.

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Unique Geodesic Dome Office Space

3610 Old Highway 53, Clearlake, CA 95422

$325,000

2,800 sqft

Distinctive Clearlake office building designed by Buckminster Fuller.

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Downtown Lakeport Commercial Office Building

525 N Main St, Lakeport, CA 95453

$550,000

7,950 sqft 0.24 AC lot

Commercial office building in downtown Lakeport with approximately 7,950 square feet.

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Historic Church Building with Vaulted Sanctuary

275 Second Street, Lakeport, CA 95453

$149,000

Vintage church building with vaulted redwood and cedar sanctuary, multiple levels, and on-site parking for flexible adaptive use.

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Based on your search, we've compiled 76 Potential Opportunities for your consideration. Besides 9 Active listings in Lake County, CA, we suggest exploring several alternatives: similar 63 Off-Market properties to explore as potential leads, plus 4 Land Listings that present a potential for development.

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.

Lakeport Land For Sale

455 N Forbes Street, Lakeport, CA 95453

$49,900

0.14 AC lot

Land in Lakeport, close to downtown and the lake.

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Lakeport Land Near Downtown

220 4th Street, Lakeport, CA 95453

$49,900

0.15 AC lot

Land for sale near downtown Lakeport with water and sewer.

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Healdsburg Avenue Commercial Land

821 829 Healdsburg Avenue, Healdsburg, CA 95448

$2,500,000

3,240 sqft

Commercial land available on Healdsburg Avenue.

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Buildable Office Development Lot

Merchant Street, Vacaville, CA 95688

$299,000

0.14 AC lot

Vacaville lot with approved plans for a single-story office building, supported by significant predevelopment work.

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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.