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Property profile & analytics
OFF-MARKET
Estimated value
$3,585,000
Office buildings
2400 Sycamore Dr Antioch, CA 94509-2910
Individually Owned
8-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US09-3684881
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1973
Total area
25,216 SF
Lot
2.1 ac (91,640 SF)
APN
074-370-015-5
UPID
US09-3684881
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
-
DELTA Private Security Security Service
-
Kappl & Wilson Family Counselor
-
Kidz First Transit Freight Service Logistics Company
-
1of1 BarberStudio Barber Shop
-
PMCC 4th Watch Antioch Church
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$2.35M
Blend (final)
Blend
$3.59M
Owner & transaction history
Lianrui Zhang · 8 yrs held
Lianrui Zhang
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%
by Request
6.5%
by Request
7%
by Request
Blend value · Realmo final
$3.59M
Range $3.23M – $3.94M · ±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
$142 / 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
$83,711
Tax year 2024
Assessed value
$2,359,671
Assessed 2024
Previous assessed
$2,359,671
+0.0% YoY
Effective rate
3.55%
On assessed value
Assessed land
$1,126,672
Assessed improvement
$1,232,999
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
1973
Heating
NONE
Stories
1
Units
32
Rooms
32
Total area
25,216 SF
Lot
2.1 ac (91,640 SF)
APN
074-370-015-5
UPID
US09-3684881
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
1973
Heating
NONE
Stories
1
Units
32
Rooms
32
Lot
2.1 ac
Current owner
From public records · entity-resolved
Lianrui Zhang
Individual
Mailing address
4000 ABORN RD, SAN JOSE, CA 95135-1803
Mailing matches property
Different — outreach signal
Owner-occupied
No
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
12 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Aug 29, 2017
$2,110,000
Lianrui Zhang
Sean Mccauley Investments INC
Grant Deed
$1,575,000 · Wells Fargo Bank NA
May 18, 2016
—
Sean Mccauley Investments INC
Sean Mccauley Investments INC
Quit Claim Deed
related
—
Jul 31, 2013
$1,000,000
Sean Mccauley Invs INC
Sterling Svgs Bk
Grant Deed
—
May 8, 2013
$1,140,000
Sterling Svgs Bk
Chicago Title Co
Trustees Deed
related
—
Feb 3, 2006
$2,000,000
Somersville Prof Plz LLC
Morgan Margaret M Trust
Grant Deed
$1,500,000 · Morgan Margaret M Trust
Jul 30, 1999
—
Morgan Trust
Morgan Trust
Quit Claim Deed
related
—
Mar 31, 1993
—
Morgan,trust
Morgan,margaret
Quit Claim Deed
related
—
Nov 27, 1974
$213,000
Margaret M Morgan
—
Grant Deed
related
—
—
—
Sean Mccauley Investments INC
—
Deed Of Trust
related
$350,000 · Tri Counties Bank
—
—
Somersville Prof Plaza LLC
—
Deed Of Trust
related
$1,887,000 · Sterling Savings Bank
—
—
Somersville Prof Plaza LLC
—
Deed Of Trust
related
$275,000 · Sterling Pacific Financial INC
—
—
Sean Mccauley Investments INC
—
Deed Of Trust
related
$650,000 · Tri Counties 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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