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Humboldt County, CA Office Buildings for Sale

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Office Building with Atrium
Updated: Jun 27
Office Building with Atrium

1585 Heartwood Drive, Mckinleyville, CA 95519

$2,300,000
13,264 sqft 1.19 AC lot
13,264 square feet of office building area on 1.19 acres
3,792 sq. ft. atrium with mature plants and abundant natural light
Current layout includes 7 larger office spaces
One office space is vacant and ready for immediate occupancy
Commercial zoning
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Freestanding Two-Story Office Building
Updated: Aug 20
Freestanding Two-Story Office Building

404 H Street, Eureka, CA 95501

$1,095,000
7,334 sqft 0.19 AC lot
Approximately 7,334 SF office building on a 0.19‑acre parcel
Main floor contains approximately 4,867 SF of offices, reception, restrooms, and storage
Second floor includes approximately 2,467 SF, a break room, storage, and two large conference rooms
Entire building leased to the County of Humboldt
Six on‑site parking spaces plus multiple municipal parking lots within a block
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Multi-Entrance Storefront Building
Multi-Entrance Storefront Building

936 Main Street, Fortuna, CA 95540

$475,000
7,876 sqft 0.13 AC lot

Commercial storefront with flexible wing layout, second-story access, and alley loading through a roll-up door.

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Freestanding Two-Story Office Building
Freestanding Two-Story Office Building

404 H Street, Eureka, CA 95501

$1,095,000
7,334 sqft

Leased office property with private work areas, conference rooms, storage, and on-site parking in downtown Eureka.

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Medical Office Building with Parking
Medical Office Building with Parking

874 Main Street, Fortuna, CA 95540

$430,000
4,500 sqft 0.25 AC lot

Commercially zoned facility with a medical-use layout and substantial on-site parking.

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Renovated Two-Office Building
Renovated Two-Office Building

3106 School Street, Fortuna, CA 95540

$285,000
660 sqft 0.08 AC lot

Renovated office property with reception space, private offices, and flexible meeting capability.

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Two-Building Office Property
Two-Building Office Property

304 & 314 L Street, Eureka, CA 95501

$499,000
1,059 sqft 0.15 AC lot

Two separate commercial office buildings offered together near downtown Eureka’s Carson Mansion.

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Single-Story Office Campus
Single-Story Office Campus

4555 Valley West Blvd, Arcata, CA 95521

$1,495,000
8,500 sqft 1.30 AC lot

Multi-wing, single-story office campus with private offices, open work areas, conference/classroom space, and abundant paved parking.

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Two-Story Office Building
Two-Story Office Building

2850 E Street, Eureka, CA 95501

$499,000
2,940 sqft 0.13 AC lot

Commercial property with office space on both levels, accessibility features, and alley-served carport parking.

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Landscaped Single-Story Office Building
Landscaped Single-Story Office Building

4555 Valley W Boulevard, Arcata, CA 95521

$1,495,000
8,591 sqft 1.30 AC lot

Commercially zoned campus with flexible work areas, meeting rooms, kitchen facilities, and paved parking for professional users.

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Corner Office Building with Ample Parking
Corner Office Building with Ample Parking

1806 E Street, Eureka, CA 95501

$360,000
2,736 sqft

Corner office building with access from E Street and the alley, configured for one user or two suites, plus ample on-site parking.

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Medical Office Building
Medical Office Building

874 Main Street, Fortuna, CA 95540

$430,000
4,500 sqft

Purpose-built medical layout with ample on-site parking and adaptable interior space.

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Waterfront Mixed-Use Industrial Property
Waterfront Mixed-Use Industrial Property

4051 Broadway, Eureka, CA 95503

$5,999,000
67,500 sqft 25.13 AC lot

Multi-use asset on Humboldt Bay with retail, office suites, and 11-unit industrial space plus surplus land for yard storage.

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Two-Building Office Portfolio
Two-Building Office Portfolio

304 & 314 L Street, Eureka, CA 95501

$499,000
1,059 sqft

Own two separate downtown Eureka office buildings, each on its own lot and suited for multiple professional uses.

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Two-Story Office Building
Two-Story Office Building

2850 E Street, Eureka, CA 95501

$499,000
2,940 sqft

Two-story office building with handicap accessibility and alley access to a four-car carport.

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Renovated Office Building
Renovated Office Building

3106 School St, Fortuna, CA 95540

$285,000

Two private offices and a reception area support a compact professional layout.

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Based on your search, we've compiled 16 Potential Opportunities for your consideration. Besides 16 Active listings in Humboldt County, CA, we suggest exploring several alternatives:

Humboldt County, CA Office Buildings Market Trends and Statistics

Explore 16 office buildings for sale in Humboldt County, CA, showcased through 16 active listings on our real estate platform. These investment opportunities span a total of 140,793 square feet of properties for sale, with an estimated market value of $17,740,000.

Sale prices for office properties in Humboldt County, CA start at $285,000, averaging $1,108,750, and reaching up to $5,999,000 — 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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