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Property profile & analytics
OFF-MARKET
Estimated value
$1,240,000
Medical Office Space
555 Petaluma Ave, Sebastopol, CA 95472-4224
Individually Owned
37-yr Hold
~
Est. High Equity
Property ID
US09-2384078
Property profile
Verified
Property type
Medical Office Space
Use group
MEDICAL BUILDING
Year built
1990
Total area
8,172 SF
Lot
0.76 ac (33,106 SF)
APN
004-550-010-000
UPID
US09-2384078
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
-
Allan S. Hill, M.D. Physician
-
General Surgery: Sutter Pacific Medical Foundation: 555 Petaluma Ave Medical Clinic Hospital
-
Mr. Kevin Deutsche Physician
-
Pitzen Roger J MD Physician
-
Sebastopol Orthopaedics and Sports Medicine Physician
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
$1.58M
Comparable Approach
Comparable
$1.63M
Blend (final)
Blend
$1.24M
Owner & transaction history
Petaluma Ave 555 · 37 yrs held
Petaluma Ave 555
since 1989
1 recorded transaction
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 Sebastopol submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Sebastopol 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
by Request
CAP Approach
CAP Return
Estimation
6%
$1,705,000
6.5%
$1,575,000
7%
$1,460,000
Blend value · Realmo final
$1.24M
Range $1.12M – $1.36M · ±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
$152 / 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
$27,506
Tax year 2024
Assessed value
$2,399,755
Assessed 2024
Previous assessed
$2,399,755
+0.0% YoY
Effective rate
1.15%
On assessed value
Assessed land
$384,188
Assessed improvement
$2,015,567
Applied tax rate
5.0000
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
Medical Office Space
Use group
MEDICAL BUILDING
Status
Off-Market
Year built
1990
Heating
CENTRAL
Cooling
YES
Stories
1
Total area
8,172 SF
Lot
0.76 ac (33,106 SF)
APN
004-550-010-000
UPID
US09-2384078
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
Building & site characteristics
From public records
Year built
1990
Heating
CENTRAL
Cooling
Yes
Stories
1
Lot
0.76 ac
Current owner
From public records · entity-resolved
Petaluma Ave 555
Individual
Mailing address
555 PETALUMA AVE STE A, SEBASTOPOL, CA 95472-4225
Mailing matches property
Yes
Owner-occupied
Yes
Ownership since
1989
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
1 recorded event · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Jun 16, 1989
$88,000
Petaluma Ave 555
Sebastopol,hospi
Grant Deed
$900,000 · Wells Fargo 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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“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
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