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Property profile & analytics
OFF-MARKET
Estimated value
$11,760,000
Medical Office Space
4501 Sand Crk Rd Antioch, CA 94531-8687
Individually Owned
18-yr Hold
Free & Clear
Property ID
US09-3077000
Property profile
Verified
Property type
Medical Office Space
Use group
MEDICAL BUILDING
Year built
2002
Total area
61,785 SF
Lot
6.14 ac (267,676 SF)
APN
057-022-019-4
UPID
US09-3077000
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
-
Audiology Hospital
-
Cardilogy Neurology and Nephrology Hospital
-
Oncology Hematlogy Chemo / Infusion Hospital
-
Optical Center | Kaiser Permanente Antioch Medical Center Eye Care Center
-
Michelle J. Nadalin, DPT Physician
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
$15.60M
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$11.76M
Owner & transaction history
Kaiser Foundation Hospitals · 18 yrs held
Kaiser Foundation Hospitals
since 2008
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 Antioch submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Antioch 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%
$16,895,000
6.5%
$15,595,000
7%
$14,480,000
Blend value · Realmo final
$11.76M
Range $10.58M – $12.94M · ±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
$190 / 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
$45,289
Tax year 2024
Assessed value
$15,109,129
Assessed 2024
Previous assessed
$15,109,129
+0.0% YoY
Effective rate
0.30%
On assessed value
Assessed land
$566,369
Assessed improvement
$14,542,760
Applied tax rate
1.0000
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
2002
Heating
NONE
Stories
1
Units
1
Rooms
1
Total area
61,785 SF
Lot
6.14 ac (267,676 SF)
APN
057-022-019-4
UPID
US09-3077000
Jurisdiction
CONTRA COSTA
Metro division
OAKLAND-FREMONT-HAYWARD, CA METROPOLITAN DIVISION
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
2002
Heating
NONE
Stories
1
Units
1
Rooms
1
Lot
6.14 ac
Current owner
From public records · entity-resolved
Kaiser Foundation Hospitals
Individual
Free & Clear · 18 yrs held
Mailing address
1 KAISER PLZ FL 15TH, OAKLAND, CA 94612-3604
Mailing matches property
Yes
Owner-occupied
Yes
Ownership since
2008
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
Feb 11, 2008
—
Kaiser Foundation Hospitals
Kaiser Foundation Hospitals
Quit Claim Deed
related
—
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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