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Property profile & analytics
OFF-MARKET
Estimated value
$1,145,000
Office buildings
3711 Sunset Ln Antioch, CA 94509-6125
Entity Owned
9-yr Hold
~
Est. High Equity
Property ID
US09-0348363
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1978
Construction
WOOD FRAME
Total area
5,488 SF
Lot
0.48 ac (20,822 SF)
APN
068-362-008-2
UPID
US09-0348363
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
-
Eastbay Medical Clinics - Parham Gharagozlou, MD. - Antioch Physician
-
Farmers Insurance Group Insurance Agency
-
Concord Pediatric Care - Taraneh Mostaghasi, MD. - Antioch Pediatrician Medical Clinic
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
$1.29M
Comparable Approach
Comparable
$918k
Blend (final)
Blend
$1.15M
Owner & transaction history
Ajn Entities LLC · 9 yrs held
Ajn Entities LLC
since 2017
7 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%
$1,395,000
6.5%
$1,290,000
7%
$1,195,000
Alternative Use
Use
Estimation
OFFICE BUILDING
$1,885,000
Current use
Blend value · Realmo final
$1.15M
Range $1.03M – $1.26M · ±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
$209 / 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
$13,052
Tax year 2024
Assessed value
$921,637
Assessed 2024
Previous assessed
$921,637
+0.0% YoY
Effective rate
1.42%
On assessed value
Assessed land
$472,197
Assessed improvement
$449,440
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
Office buildings
Use group
OFFICE BUILDING
Status
Off-Market
Year built
1978
Construction
WOOD FRAME
Heating
NONE
Stories
1
Units
4
Rooms
4
Total area
5,488 SF
Lot
0.48 ac (20,822 SF)
APN
068-362-008-2
UPID
US09-0348363
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
OFFICE BUILDING Current
Est. value
$1.9M
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
1978
Construction
WOOD FRAME
Heating
NONE
Stories
1
Units
4
Rooms
4
Lot
0.48 ac
Current owner
From public records · entity-resolved
Ajn Entities LLC
Entity
Mailing address
PO BOX 30005, WALNUT CREEK, CA 94598-9005
Ownership since
2017
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
20 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Sep 26, 2017
—
Ajn Entities LLC
—
Deed
related
$310,000 · Tri Counties Bank
Apr 24, 2017
$810,000
Ajn Entities LLC
Novo Investments
Grant Deed
—
Jan 6, 2017
—
Novo Investments LLC
—
Deed
related
$2,148,000 · Private Individual
Dec 16, 2011
$400,000
Novo Investments LLC
Zions First Natl Bk
Grant Deed
—
Sep 7, 2011
$513,555
Zions First Natl Bk
Mortgage Lender Svcs INC
Trustees Deed
related
—
Jan 3, 2008
—
David C Naro
—
Trustees Deed
related
$535,075 · Zions First National Bank
Jul 18, 2000
$561,000
Naro,david C & Cherie A
Schramm,william F & Claudia M
Trustees Deed
$420,475 · Firstplus Bank
Jul 18, 2000
—
Robert Fromme
Fromme,ellen
Quit Claim Deed
related
—
Nov 16, 1999
—
Grijalva Trust
Grijalva,lidia L
Quit Claim Deed
related
—
Oct 14, 1999
—
Robert Fromme
Fromme,bernard & Louise
Quit Claim Deed
related
—
Jun 20, 1997
—
Robert Fromme
Rupf,warren E
Grant Deed
related
—
Nov 6, 1991
$40,000
Schramm William
Whiting,a.
Grant Deed
related
—
—
—
Delta Association Of Realtors
—
Deed Of Trust
related
$500,000 · Bank Of Agriculture & Commerce
—
—
Ajn Entities LLC
—
Deed Of Trust
related
$310,000 · Tri Counties Bank
—
—
Novo Investments LLC
—
Deed Of Trust
related
$2,148,000 · Private Individual
—
—
Ronnie R King
—
Deed Of Trust
related
$186,000 · First Horizon Home Loan Corp
—
—
William F Schram
—
Deed Of Trust
related
$320,000 · First California Mortgage Co
—
—
Richard Grijalva
—
Deed Of Trust
related
$11,000 · Individual
—
—
Robert J Gunson
—
Deed Of Trust
related
$25,000 · Individual
—
—
Novo Investments LLC
—
Deed Of Trust
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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