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Lake County, CA Office Buildings for Sale

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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

401 S Main St, Lakeport, CA 95453

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

  • Over 1/2 acre of land in downtown Lakeport.
  • Existing office/retail building.
  • Plenty of parking.
  • Three entrance/exit points.
  • Commercial real estate on S. Main St.
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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
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Based on your search, we've compiled 210 Potential Opportunities for your consideration. Besides 3 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 by Request
14954 Burns Vly Rd, Clearlake, CA 95422-9190
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4477 Moss Ave

4477 Moss Ave

OFFICE BUILDING • 2,160 SF
Value Estimation
$200,000
4477 Moss Ave, Clearlake, CA 95422-8072
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3775 Main St

3775 Main St

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

14260 Lakeshore Dr

OFFICE BUILDING • 818 SF
Value Estimation
$195,000
14260 Lakeshore Dr, Clearlake, CA 95422-8159
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180 6th St

180 6th St

OFFICE BUILDING • 1,426 SF
Value Estimation
$235,000
180 6th St, Lakeport, CA 95453-4309
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15975 Anderson Rnch Pkwy

15975 Anderson Rnch Pkwy

OFFICE BUILDING • 22,960 SF
Value Estimation
$490,000
15975 Anderson Rnch Pkwy, Lower Lake, CA 95457-7601
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14773 Lakeshore Dr

14773 Lakeshore Dr

OFFICE BUILDING • 1,800 SF
Value Estimation
$235,000
14773 Lakeshore Dr, Clearlake, CA 95422
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1175 Main St

1175 Main St

OFFICE BUILDING • 4,168 SF
Value Estimation by Request
1175 Main St, Lakeport, CA 95453-3858
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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
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1904 Big Vly Rd

1904 Big Vly Rd

OFFICE BUILDING • 651 SF
Value Estimation
$275,000
1904 Big Vly Rd, Finley, CA 95435-8900
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333 Armstrong St

333 Armstrong St

OFFICE BUILDING • 1,984 SF
Value Estimation
$220,000
333 Armstrong St, Lakeport, CA 95453-5201
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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
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16140 Main St

16140 Main St

OFFICE BUILDING • 0.72 Acres
Value Estimation
$215,000
16140 Main St, Lower Lake, CA 95457
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3915 Main St

3915 Main St

OFFICE BUILDING • 2,340 SF
Value Estimation
$205,000
3915 Main St, Kelseyville, CA 95451-7424
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15130 Lakeshore Dr

15130 Lakeshore Dr

OFFICE BUILDING • 600 SF
Value Estimation
$160,000
15130 Lakeshore Dr, Clearlake, CA 95422-8106
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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
$285,000
6125 State Hwy 20, Lucerne, CA 95458
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19400 Hartmann Rd

19400 Hartmann Rd

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

487 Main St

OFFICE BUILDING • 6,796 SF
Value Estimation
$185,000
487 Main St, Lakeport, CA 95453-5315
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9470 Main St

9470 Main St

OFFICE BUILDING • 2,189 SF
Value Estimation
$230,000
9470 Main St, Upper Lake, CA 95485
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150 5th St

150 5th St

OFFICE BUILDING • 1,765 SF
Value Estimation
$225,000
150 5th St, Lakeport, CA 95453
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Lake County, CA Office Buildings Investment Opportunities Market Analysis

Explore 210 office buildings for sale in Lake County, CA, showcased through 3 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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