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Property profile & analytics
OFF-MARKET
Estimated value
$2,630,000
Medical Office Space
4040 Lone Tree Way Antioch, CA 94531-6209
Entity Owned
5-yr Hold
Absentee Owner
Free & Clear
Property ID
US09-5118517
Property profile
Verified
Property type
Medical Office Space
Use group
MEDICAL BUILDING
Year built
2015
Total area
11,530 SF
Lot
0.75 ac (32,496 SF)
APN
072-510-004-4
UPID
US09-5118517
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
-
DaVita Lone Tree Ranch Dialysis Medical Clinic
-
DaVita Lone Tree Ranch At Home Medical Clinic
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
$2.91M
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$2.63M
Owner & transaction history
Jls Family LLC · 5 yrs held
Jls Family LLC
since 2021
4 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 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%
$3,155,000
6.5%
$2,910,000
7%
$2,700,000
Alternative Use
Use
Estimation
MEDICAL BUILDING
$4,190,000
Current use
COMMERCIAL (GENERAL)
$4,015,000
Change: -4% · Conversion: Easy
OFFICE BUILDING
$3,965,000
Change: -5% · Conversion: Easy
Blend value · Realmo final
$2.63M
Range $2.37M – $2.89M · ±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
$228 / 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
$94,488
Tax year 2024
Assessed value
$7,704,369
Assessed 2024
Previous assessed
$7,704,369
+0.0% YoY
Effective rate
1.23%
On assessed value
Assessed land
$689,785
Assessed improvement
$7,014,584
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
2015
Heating
NONE
Stories
1
Units
1
Total area
11,530 SF
Lot
0.75 ac (32,496 SF)
APN
072-510-004-4
UPID
US09-5118517
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
Alternative use value scenarios
Repositioning upside vs current use
MEDICAL BUILDING Current
Est. value
$4.2M
COMMERCIAL (GENERAL)
Est. value
$4.0M
OFFICE BUILDING
Est. value
$4.0M
MEDICAL BUILDING Current
COMMERCIAL (GENERAL)
OFFICE BUILDING
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
2015
Heating
NONE
Stories
1
Units
1
Lot
0.75 ac
Current owner
From public records · entity-resolved
Jls Family LLC
Entity
Free & Clear · 5 yrs held
Mailing address
2838 CHURCHILL DOWNS LN, LIVERMORE, CA 94550
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2021
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
4 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
May 28, 2021
$7,750,000
Jls Family LLC
Ronco Development
Grant Deed
—
Dec 30, 2016
$6,990,000
Ronco Dev
Msd-dv Antioch LLC
Grant Deed
—
Feb 18, 2015
$875,000
Msd-dv Antioch LLC
Bluerock Partners II LLC
Grant Deed
—
Dec 27, 2005
—
Bluerock Ptrs II LLC
Owner Name Unavailable
Grant 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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