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Humboldt County, CA Office Spaces for Sale

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Warehouse-Style Flex Space
Updated: Aug 5
Warehouse-Style Flex Space

411 Railroad Avenue, Blue Lake, CA 95525

$679,900
8,705 sqft 0.62 AC lot
8,705‑square‑foot flex property on 0.62 acres
400‑amp electrical service
Warehouse‑style interior with soaring ceilings
Roll‑up doors for commercial access
Commercial zoning
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411 Railroad Avenue, Blue Lake, CA 95525

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Atrium-Front Office Building
Updated: Jun 27
Atrium-Front Office Building

1585 Heartwood Drive, Mckinleyville, CA 95519

$2,300,000
13,264 sqft 1.19 AC lot
3,792 SF atrium office building with mature plants and abundant natural light
Originally designed for 10 individual office spaces; upgraded and reconfigured to 7 larger office spaces
Current tenants include Wild Planet, Life Plan Humboldt, Brenda Rosdahl CPA, Tensor I.T., Kurt Wright Barbershop, and Humboldt Commons
One office space is currently vacant and ready for immediate occupancy
Interior features include fire sprinkler, security system, and handicap restroom
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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 0.19 AC lot

Commercially zoned property with a professional office layout and six on-site parking spaces.

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Flex Space with Roll-Up Doors
Flex Space with Roll-Up Doors

411 Railroad Avenue, Blue Lake, CA 95525

$679,900
8,705 sqft

Warehouse-style commercial space with tall ceilings, roll-up access, and substantial electrical capacity.

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Medical-Use Office Building
Medical-Use Office Building

874 Main Street, Fortuna, CA 95540

$430,000
4,500 sqft 0.25 AC lot

Office building previously used for medical purposes with ample parking and flexible floor plan options.

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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

Two-story office building with alley access and handicapped accessibility, offering flexibility for office or potential residential conversion.

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Waterfront Mixed-Use Property
Waterfront Mixed-Use Property

4051 Us Hwy 101, Eureka, CA 95503

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

Retail, office, and industrial improvements combine with regional access from US 101 and proximity to Humboldt Bay.

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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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Historic Mixed-Use Building with Storefront
Historic Mixed-Use Building with Storefront

424 Main Street, Ferndale, CA 95536

$500,000
3,335 sqft 0.06 AC lot

Historic mixed-use building with a commercial storefront, five office spaces, and two residential apartments.

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Two-Building Downtown Office Property
Two-Building Downtown Office Property

304 & 314 L Street, Eureka, CA 95501

$499,000
1,059 sqft 0.15 AC lot

Two separate office buildings on individual lots offer flexibility for professional tenants in downtown Eureka.

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Mixed-Use Building in Downtown Eureka
Mixed-Use Building in Downtown Eureka

326 I Street, Eureka, CA 95501

$595,000
4,070 sqft 0.15 AC lot

Mixed-use building with office and retail space for sale.

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Single-Story Office Building
Single-Story Office Building

4555 Valley W Boulevard, Arcata, CA 95521

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

Landscaped office campus with multiple wings, private offices, open work areas, and conference or classroom spaces.

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Mixed-Use Office Medical Warehouse Building
Mixed-Use Office Medical Warehouse Building

1385 8th Street, Arcata, CA 95521

$7,390,000
54,523 sqft 5.33 AC lot

Mixed-use building with office, medical, and warehouse components on 5.33 acres across three parcels.

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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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Versatile Live-Work and Office Building
Versatile Live-Work and Office Building

231 H Street, Blue Lake, CA 95525

$384,900
2,303 sqft 0.23 AC lot

Currently operating as a preschool with private offices, reception, and full kitchen, adaptable for office, events, or live-work use.

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Historic Mixed-Use Commercial Building
Historic Mixed-Use Commercial Building

123 F Street, Eureka, CA 95501

$1,690,000
14,460 sqft

Second Empire-era building combines a furnished penthouse rental with multiple office spaces and a storefront level currently leased.

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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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Versatile Office Building in Arcata
Versatile Office Building in Arcata

4555 Valley West Boulevard, Arcata, CA 95521

$1,495,000
8,000 sqft

8,000 SF office building suitable for various uses.

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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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Mixed-Use Building with Retail Units
Mixed-Use Building with Retail Units

726 13th Street, Fortuna, CA 95540

$399,000
3,750 sqft

Upstairs apartment plus two commercial spaces, with added storage for flexibility and immediate leasing potential.

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Two-Unit Flex Warehouse Property
Two-Unit Flex Warehouse Property

2401 Broadway, Eureka, CA 95501

Contact for pricing
5,400 sqft

Two flex units offer warehouse space with roll-up doors, with one unit also featuring retail and office areas.

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Mixed-Use Building with Rooftop Access
Mixed-Use Building with Rooftop Access

514 5th St, Eureka, CA 95501

$174,500
2,400 sqft

A mixed-use building with approximately 2,400 sq. ft., featuring a former barber shop space and a second-floor open layout with rooftop access.

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Remodeled Live-Work Office Building
Remodeled Live-Work Office Building

867 Redwood Drive, Garberville, CA 95542

$874,000
2,500 sqft

Downtown Garberville building includes remodeled upstairs office/live-work units with private entries and full kitchens.

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Remodeled Retail Showroom Building
Remodeled Retail Showroom Building

341 Harris Street, Eureka, CA 95503

$1,400,000
8,870 sqft

Remodeled building with offices, multiple showrooms, rear freight access, and 10 dedicated parking spaces.

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Humboldt County, CA Office Spaces Market Trends and Statistics

Explore 72 office spaces for sale in Humboldt County, CA, showcased through 28 active listings on our real estate platform. These investment opportunities span a total of 369,469 square feet of properties for sale, with an estimated market value of $45,371,200.

Sale prices for office spaces in Humboldt County, CA start at $174,500, averaging $1,745,046, and reaching up to $7,390,000 — 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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