Three-Office
New
For Sale
$810,000
1730 S Main Street, Fortuna, CA 95540
Commercial Sale, Fortuna, CA
Property Size4,860 SF
Lot Size0.40 Acres
Price / SF$166.67
Days on Market5
Property Features for 1730 S Main Street
General Information
Property type
Commercial Sale
Property subtype
Other
Zoning
Commercial
Zoning description
Commercial
Fencing
Perimeter
Lot features
Central Business
Subdivision
Mid County
Standard status
Active
APN
040-263-044
Size
4,860 SF
Lot size
0.40 Acres
Additional Details
Property Use
Office
Utilities
Heating system
Forced Air, Electric (Heating)
Amenities
combined lobby
ADA bathrooms
Building Details
Floors in Building
1
Building materials
Vertical, Wood Siding
Roof type
Shingle
Buildings
1
Listing Agency:
Ming Tree, Inc.
(707) 445-4500
Listed By:
Larry "Sockeye" Salmon · License #01436692
(707) 499-8295
Added: Oct 28
Changed: Oct 30
Last Checked: Nov 1 at 2:06PM
MLS# 273633
Copyright © 2026 Humboldt Association of Realtors. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
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Investment Insights
Based on property information with market context.
The 4,860-square-foot office building contains three separate offices served by a shared lobby. ADA bathrooms and private parking are also part of the property, which has three long-term medical tenants.
The building sits on a 0.4-acre parcel at 1730 S Main Street in Fortuna. Commercial zoning is identified for the property.
The building sits on a 0.4-acre parcel at 1730 S Main Street in Fortuna. Commercial zoning is identified for the property.
Key Highlights
- Three separate offices with a shared lobby
- 4,860 square feet on a 0.4‑acre parcel
- Three long‑term medical tenants
Financial Insights
Estimated NOI and Cap Rate
NOI / Yr
$63,301
Cap Rate
7.81%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$1,266,020
$1.3M
Cap Rate 7%
$904,300
$904.3K
Cap Rate 9%
$703,344
$703.3K
Market Conditions
NOI Build-Up for 4,860 SF
Gross rent
$105.0K $21.60/SF
− Vacancy
−$20.6K −$4.23/SF
EGI
$84.4K $17.37/SF
− OpEx
−$21.1K −$4.34/SF
NOI
$63.3K $13.02/SF
Area
Humboldt County, CA
Vacancy
19.60%
Lease Rate
$21.60 /SF/Yr
Expense Ratio
25.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$1,266,020
Cap Rate 7%
$904,300
Cap Rate 9%
$703,344
Alternative Uses
Best Use
Healthcare Medical
$1.15M
$1.01M – $1.34M
NOI $80,482 @ 7.0% cap · market cap 9.94%
Second Best
Office B
$904.3K
$791.3K – $1.06M
NOI $63,301 @ 7.0% cap · market cap 7.81%
Theoretical Best
Flex RnD
$1.84M
$1.61M – $2.14M
NOI $128,474 @ 7.0% cap · market cap 15.86%
Zoning and permitted uses should be independently verified with authorities.
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Property Analytics
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See the owner, sales and loan history
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Current Use
Lease Details
3
Office units
Multi-tenant
Tenancy
Location Intelligence
Trade Area within ½ mile
527
Businesses Nearby
Explore this area
Business Placement
Demographics for 95540, CA
14,055
Population
6,087
Households
2.3
Avg Household Size
40
Median Age
24%
College-Educated
88%
High-School Grad
34.1 sq mi
ZIP Area
412
Density / Sq Mi
$62,346
Median Household Income
$37,309
Median Earnings
$1,135
Median Rent
$362,400
Median Home Value
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Market
Vacancy Rate% for Office in West region
Frequently Asked Questions
What type of property is this?
Office building - Three long-term medical tenants occupy the property, with a shared lobby and ADA bathrooms.
Where is this office building located?
The property is located at 1730 S Main Street Fortuna, CA.
What is the asking price?
The asking price for this property is $810,000.
What are key features of this property?
This property features: Three separate offices with a shared lobby; 4,860 square feet on a 0.4‑acre parcel; Three long‑term medical tenants
