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Property profile & analytics
OFF-MARKET
Estimated value
$575,000
Office buildings
35 Patten St Sonoma, CA 95476-6726
Individually Owned
23-yr Hold
Absentee Owner
Free & Clear
Property ID
US09-0436576
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1920
Construction
WOOD
Total area
1,584 SF
Lot
0.27 ac (11,900 SF)
APN
018-302-016-000
UPID
US09-0436576
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
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$395k
CAP Approach
CAP
$365k
Comparable Approach
Comparable
$590k
Blend (final)
Blend
$575k
Owner & transaction history
Palmer,tr · 23 yrs held
Palmer,tr
since 2002
6 recorded transactions
Zoning & alternative use
Permitted uses
Permitted uses
Allowed · conditional · prohibited
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 Sonoma submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Sonoma 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
by Request
ML approach
$395,000
CAP Approach
CAP Return
Estimation
6%
$400,000
6.5%
$365,000
7%
$340,000
Alternative Use
Use
Estimation
OFFICE BUILDING
$730,000
Current use
Blend value · Realmo final
$575k
Range $518k – $633k · ±10%
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
$363 / 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
$15,288
Tax year 2024
Assessed value
$1,206,966
Assessed 2024
Previous assessed
$1,206,966
+0.0% YoY
Effective rate
1.27%
On assessed value
Assessed land
$709,983
Assessed improvement
$496,983
Applied tax rate
6.0000
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
Office buildings
Use group
OFFICE BUILDING
Status
Off-Market
Year built
1920
Construction
WOOD
Heating
NONE
Cooling
YES
Stories
1
Bathrooms
1
Total area
1,584 SF
Lot
0.27 ac (11,900 SF)
APN
018-302-016-000
UPID
US09-0436576
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
OFFICE BUILDING Current
Est. value
$730,000
OFFICE BUILDING Current
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
1920
Construction
WOOD
Heating
NONE
Cooling
Yes
Stories
1
Bathrooms
1
Lot
0.27 ac
Current owner
From public records · entity-resolved
Palmer,tr
Individual
Free & Clear · 23 yrs held
Mailing address
4499 LOVALL VLY RD, SONOMA, CA 95476-4902
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2002
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
Dec 20, 2002
$850,000
Palmer,tr
Smith,tr
Grant Deed
—
Feb 22, 2002
—
Smith Trust
Smith,douglas E
Quit Claim Deed
related
—
Jul 2, 1993
—
Douglas E Smith
William J Mcmoni
Grant Deed
$220,000 · American Savings Bank
—
—
Smith Trust
—
Deed Of Trust
related
$295,000 · Washington Mutual Fsb
—
—
Smith Trust
—
Deed Of Trust
related
$150,000 · Washington Mutual Fsb
—
—
Willia Mcmonigle
—
Deed Of Trust
related
$228,000 · Glendale Federal 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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