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Property profile & analytics
OFF-MARKET
Estimated value
$875,000
Retail residential properties
621 Humboldt St Santa Rosa, CA 95404-4218
Individually Owned
4-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US10-3279825
Property profile
Verified
Property type
Retail residential properties
Use group
STORES & APARTMENTS
Year built
1900
Construction
WOOD
Total area
3,188 SF
Lot
0.23 ac (10,000 SF)
APN
009-031-014-000
UPID
US10-3279825
Cap rate & NOI
Priority signal for investors
Implied cap rate, NOI & suggested price
Cap rate vs submarket · NOI estimate · 3 price anchors
Implied cap rate, NOI & suggested price
Cap vs submarket · NOI estimate · 3 price anchors
Current use
Occupant on record · Public records
-
E Studio Personal Training Gym & Fitness Center
-
Falcon Music Venue Bar & Pub
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$900k
CAP Approach
CAP
$560k
Comparable Approach
Comparable
$941k
Blend (final)
Blend
$875k
Owner & transaction history
Robert Weiss · 4 yrs held
Robert Weiss
since 2022
Last sale
$1.1M
6 recorded transactions
Zoning & alternative use
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Medical building
$1.2M
+28.4%
Office building
$925,000
+1.2%
Auto repair, garage
$920,000
+0.7%
Cap rate
Implied · in-place · derived from last sale + estimated NOI
Implied Cap rate
#1
Implied · in-place · NOI ÷ last sale
In-place · derived from last sale + estimated NOI
Cap rate, NOI & submarket benchmark
Implied cap rate vs Santa Rosa submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Santa Rosa submarket · NOI estimate · typical band, median & reading
Refine your cap rate
8-question underwriting flow
1.
Property current status — Going-In vs Stabilized
2.
Price for denominator — asking / offer / market
3.
Leasing status & lease structure (NNN / Gross)
4.
Tenant risk profile & vacancy assumption
5.
Upload T12 / rent roll / OM (optional)
Refine in 60 seconds, get exact suggested price
T12 upload · Submarket benchmarks · Sensitivity grid
Suggested price · 3 cap rate anchors
Income approach @ 5% / 7% / 9% — aggressive / typical / conservative
Suggested price at 5% / 7% / 9% cap
Aggressive / typical / conservative · Implied $/SF per anchor · Sensitivity grid
Suggested price at 5% / 7% / 9% cap
Aggressive / typical / conservative · implied $/SF · sensitivity
Value
AI, CAP & Alternative Use estimations · Realmo proprietary blendValue Estimations
Based on Realmo’s proprietary methodology
AI Approach
Method
Estimation
Statistic approach
$850,000
ML approach
$900,000
CAP Approach
CAP Return
Estimation
6%
$605,000
6.5%
$560,000
7%
$520,000
Alternative Use
Use
Estimation
COMMERCIAL (GENERAL)
$910,000
Current use
MEDICAL BUILDING
$1,170,000
Change: +28% · Conversion: Easy
OFFICE BUILDING
$925,000
Change: +1% · Conversion: Easy
AUTO REPAIR, GARAGE
$920,000
Change: +1% · Conversion: Difficult
RETAIL STORES
$885,000
Change: -3% · Conversion: Easy
Blend value · Realmo final
$875k
Range $788k – $963k · ±10% · vs last sale $1.13M (Jul 1 2022)
Last sale anchor
$1.13M
Jul 1 2022
Realmo estimate · informational only.
These numbers are calculated by our models from public records and may not reflect actual market value.
Not an appraisal.
Verify with a licensed appraiser before transacting. Realmo accepts no liability for divergence from real-world outcomes.
View the full estimation — every method, every assumption
Confidence drivers & risk notes · Custom comparable set · Free for first 3 / day
Full estimation methodology
Every method · every assumption · confidence drivers
Price per SF
Sale + rent benchmarks
Subject property
$274 / SF
Submarket sale & rent benchmarks
Median sale $/SF · Asking & closed rent · Submarket vacancy
Submarket sale & rent benchmarks
Median sale $/SF · asking & closed rent · submarket vacancy
Property tax & assessments
Tax year 2024Property tax & assessments
Tax year 2024
Tax billed
$10,064
Tax year 2024
Assessed value
$870,431
Assessed 2024
Previous assessed
$870,431
+0.0% YoY
Effective rate
1.16%
On assessed value
Assessed land
$220,507
Assessed improvement
$649,924
Applied tax rate
4.0000
Comparables
6 recent transactions · within 1.5 miComparable in this city
6 recent transactions
Comparable in this City
Similar Nearby for Sale
Similar Nearby for Lease
Recent comparable sales
Sale price & price/SF · Sale date & distance · Adjustments & confidence
Recent comparable sales
Sale price & $/SF · sale date & distance · adjustments
Property description
Physical attributes from public recordsBuilding & lot
Public records
Property type
Retail residential properties
Use group
STORES & APARTMENTS
Status
Off-Market
Year built
1900
Construction
WOOD
Heating
WOOD FURNACE
Cooling
NONE
Stories
2
Units
1
Total area
3,188 SF
Lot
0.23 ac (10,000 SF)
APN
009-031-014-000
UPID
US10-3279825
Jurisdiction
SONOMA
Zoning & alternative use
Zoning · permitted uses
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Alternative use value scenarios
Repositioning upside vs current use
COMMERCIAL (GENERAL) Current
Est. value
$910,000
MEDICAL BUILDING
Est. value
$1.2M
OFFICE BUILDING
Est. value
$925,000
AUTO REPAIR, GARAGE
Est. value
$920,000
RETAIL STORES
Est. value
$885,000
COMMERCIAL (GENERAL) Current
MEDICAL BUILDING
OFFICE BUILDING
AUTO REPAIR, GARAGE
RETAIL STORES
Alternative use deep dive — conversion cost, permits, timeline
Conversion cost estimate · Permit path & risks · Stabilized NOI per option
Alternative use deep dive
Conversion cost · permit path · stabilized NOI per option
Building & site characteristics
From public records
Year built
1900
Construction
WOOD
Heating
WOOD FURNACE
Cooling
Yes
Stories
2
Units
1
Lot
0.23 ac
Current owner
From public records · entity-resolved
Robert Weiss
Individual
Mailing address
399 BUSINESS PARK CT STE #512, WINDSOR, CA 95492-6652
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2022
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
6 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Jul 1, 2022
$1,125,000
Robert Weiss
Humboldt Street Partners
Grant Deed
$565,000 · Exchange Bank
Jun 14, 2016
—
Humboldt Street Partners
Liles Jason Living Trust
Grant Deed
$525,000 · Redwood Cu
Feb 18, 2011
—
Liles Jason Living Trust
Liles J & S S 2004 Trust
Quit Claim Deed
related
—
Dec 30, 2004
—
Liles J & Sokitch S 2004 Trust
Liles,jason
Quit Claim Deed
related
—
Jun 4, 2004
$800,000
Jason Liles
Johansen,robert A & Cheryl A
Grant Deed
$639,960 · Robert A & Cheryl A Johansen
Sep 8, 1995
—
Robert A Johansen
Johansen,robert A
Quit Claim Deed
related
$90,000 · Sonoma National Bank
Coming soon
Costs & Benchmarks
Operating expenses, capex projections, utility benchmarks, and submarket comparables — all in one view.
Coming soon
Risks
Flood, climate, environmental, title, and tenant-concentration risk — surfaced with mitigations and source citations.
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