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Property profile & analytics
OFF-MARKET
Estimated value
$655,000
Medical Office Space
840 Oak Grv Rd Concord, CA 94518-3503
Individually Owned
1-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US09-0553479
Property profile
Verified
Property type
Medical Office Space
Use group
MEDICAL BUILDING
Year built
1983
Total area
4,336 SF
Lot
0.51 ac (22,010 SF)
Zoning code
AP
APN
129-291-032-8
UPID
US09-0553479
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
-
Dr. Janet H. Cain, DDS Dental Office
-
Cain & Cain Dental Dental Office
-
Anderson Chiropractic Alternative Medicine Practice
-
Dr. Michael Cain Alternative Medicine Practice
-
Warren R. Anderson, DC Alternative Medicine Practice
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$655k
CAP Approach
CAP
$710k
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$655k
Owner & transaction history
Michael Douglas Cain · 1 yrs held
Michael Douglas Cain
since 2025
Last sale
$600,000
7 recorded transactions
Zoning & alternative use
AP · Concord, CA
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 Concord submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Concord 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
$715,000
ML approach
$655,000
CAP Approach
CAP Return
Estimation
6%
$770,000
6.5%
$710,000
7%
$660,000
Blend value · Realmo final
$655k
Range $590k – $721k · ±10% · vs last sale $600k (Oct 28 2020)
Last sale anchor
$600k
Oct 28 2020
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
$151 / 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
$11,468
Tax year 2024
Assessed value
$918,406
Assessed 2024
Previous assessed
$918,406
+0.0% YoY
Effective rate
1.25%
On assessed value
Assessed land
$467,112
Assessed improvement
$451,294
Applied tax rate
2.0000
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
1983
Heating
NONE
Stories
1
Units
2
Rooms
2
Total area
4,336 SF
Lot
0.51 ac (22,010 SF)
Zoning code
AP
APN
129-291-032-8
UPID
US09-0553479
Jurisdiction
CONTRA COSTA
Metro division
OAKLAND-FREMONT-HAYWARD, CA METROPOLITAN DIVISION
Zoning & alternative use
AP · Concord, CAZoning AP · permitted uses
AP · Concord, CA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Source
Concord Municipal Code
Building & site characteristics
From public records
Year built
1983
Heating
NONE
Stories
1
Units
2
Rooms
2
Lot
0.51 ac
Current owner
From public records · entity-resolved
Michael Douglas Cain
Individual
Mailing address
1664 LILAC DR, WALNUT CREEK, CA 94595-1739
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2025
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
7 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Feb 13, 2025
—
Michael Douglas Cain
Michael Douglas Cain
Deed
related
—
Oct 28, 2020
—
Cain Family Trust
Michael D Cain
Quit Claim Deed
related
—
Dec 15, 1999
$600,000
Michael D Cain
David L Hagen Trustee
Grant Deed
$699,300 · Bank Of Walnut Creek
Nov 9, 1984
—
Owner Name Unavailable
—
Grant Deed
related
—
Dec 30, 1981
$200,000
David L Hagen
Carlson,harry A
Grant Deed
$133,000
—
—
Michael D Cain
—
Deed Of Trust
related
$615,000 · Bank Of The West
—
—
Hagen Trust
—
Deed Of Trust
related
$254,000 · Bay Area Emp Development
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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