Flex Building with
New
For Sale
$899,995
1145 Petaluma Hill Road, Santa Rosa, CA 95404
Commercial Sale, Santa Rosa, CA
Property Size5,000 SF
Lot Size0.15 Acres
Price / SF$179
Days on Market6
Property Features for 1145 Petaluma Hill Road
General Information
Property type
Commercial Sale
Property subtype
Other
Directions
Hwy 101 to Colgan Ave East, left on Petaluma Hill Rd, building is on the left side corner of Frazier Ave.
Subdivision
Santa Rosa-Southeast
Standard status
Active
APN
038112024000
Lot size
0.15 Acres
Utilities
Sewer type
Public Sewer
Water source
Public
Amenities
roll-up garage door
standard garage door
bathrooms
heavy-duty shelving
Building Details
Year built
1945
Floors in Building
1
Flooring type
Concrete
Building materials
Block, Frame
Listing Agency:
Keller Williams Realty
(707) 708-8157
Listed By:
Christine Adams · License #02016680
(707) 322-8448
Added: Oct 2
Changed: Oct 6
Last Checked: Oct 7 at 11:06AM
MLS# 325091387
Copyright © 2026 Bay Area Real Estate Information Services, Inc. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
Investment Insights
Based on property information with market context.
This 5,000-square-foot flex building includes an approximately 4,000-square-foot warehouse area and about 1,000 square feet of rear office and storage space. The designated office measures approximately 355 square feet, with another storage room on site. A roughly 800-square-foot loft overlooks the warehouse and provides additional storage outside the building’s stated square footage. The building also has a roll-up door, a standard garage door, two bathrooms, and heavy-duty interior shelving. Concrete floors and block-and-frame construction are reported; the exterior has been freshly painted. Built in 1945, the property sits on 0.15 acres and has public water and sewer service.
The corner parcel fronts a main business thoroughfare in Santa Rosa, with freeways and Costco, Target, and Best Buy nearby.
The corner parcel fronts a main business thoroughfare in Santa Rosa, with freeways and Costco, Target, and Best Buy nearby.
Key Highlights
- 5,000‑square‑foot building with an approximately 4,000‑square‑foot warehouse
- About 1,000 square feet of rear office and storage, including an approximately 355‑square‑foot office
- Roughly 800‑square‑foot loft provides storage beyond the building’s stated square footage
Financial Insights
Estimated NOI and Cap Rate
NOI / Yr
$62,604
Cap Rate
6.96%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$1,252,080
$1.3M
Cap Rate 7%
$894,343
$894.3K
Cap Rate 9%
$695,600
$695.6K
Market Conditions
NOI Build-Up for 5,000 SF
Gross rent
$76.8K $15.36/SF
− Vacancy
−$3.1K −$0.63/SF
EGI
$73.7K $14.73/SF
− OpEx
−$11.0K −$2.21/SF
NOI
$62.6K $12.52/SF
Area
Santa Rosa, CA
Vacancy
4.10%
Lease Rate
$15.36 /SF/Yr
Expense Ratio
15.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$1,252,080
Cap Rate 7%
$894,343
Cap Rate 9%
$695,600
Alternative Uses
Best Use
Warehouse
$894.3K
$782.6K – $1.04M
NOI $62,604 @ 7.0% cap · market cap 6.96%
Second Best
Industrial
$752.2K
$658.2K – $877.6K
NOI $52,654 @ 7.0% cap · market cap 5.85%
Theoretical Best
Multifamily LT 5
$1.39M
$1.22M – $1.62M
NOI $97,241 @ 7.0% cap · market cap 10.80%
Zoning and permitted uses should be independently verified with authorities.
Property Analytics
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Current Use
Lease Details
Yes
Highway access
Yes
Paved road access
Location Intelligence
Trade Area within ½ mile
884
Businesses Nearby
Under-served
Demand for This Use
Explore this area
Business Placement
Demographics for 95404, CA
38,034
Population
16,850
Households
2.3
Avg Household Size
43
Median Age
45%
College-Educated
90%
High-School Grad
75.4 sq mi
ZIP Area
504
Density / Sq Mi
$102,802
Median Household Income
$57,388
Median Earnings
$1,890
Median Rent
$865,900
Median Home Value
Check the figures for this property
Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics
Market
Vacancy Rate% for Industrial in West region
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Similar Off Market Nearby
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Frequently Asked Questions
What type of property is this?
Flex space - A corner-site property combines open work area, rear office and storage, and a second-level loft.
Where is this flex space located?
The property is located at 1145 Petaluma Hill Road Santa Rosa, CA.
What is the asking price?
The asking price for this property is $899,995.
What are key features of this property?
This property features: 5,000‑square‑foot building with an approximately 4,000‑square‑foot warehouse; About 1,000 square feet of rear office and storage, including an approximately 355‑square‑foot office; Roughly 800‑square‑foot loft provides storage beyond the building’s stated square footage
