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Property profile & analytics
OFF-MARKET
Office buildings
3333 Brea Cyn Rd Ste 205, Diamond Bar, CA 91765-3784
Individually Owned
2-yr Hold
Absentee Owner
Free & Clear
Property ID
US09-9295243
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1983
Construction
WOOD
Total area
420 SF
Lot
2.4 ac (104,593 SF)
Zoning code
LCCPD*
APN
8714-015-061
UPID
US09-9295243
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
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
by Request
Owner & transaction history
Tony M Lu · 2 yrs held
Tony M Lu
since 2024
Last sale
$235,000
2 recorded transactions
Zoning & alternative use
LCCPD* · Diamond Bar, CA
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 Diamond Bar submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Diamond Bar 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
CAP Approach
Comparable Approach
Alternative Use
Get a detailed, property-specific estimation — fast and free
Price per SF
Sale + rent benchmarks
Subject property
—
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
$3,423
Tax year 2024
Assessed value
$232,691
Assessed 2024
Previous assessed
$232,691
+0.0% YoY
Effective rate
1.47%
On assessed value
Assessed land
$139,848
Assessed improvement
$92,843
Applied tax rate
10.0000
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
1983
Construction
WOOD
Heating
NONE
Units
1
Total area
420 SF
Lot
2.4 ac (104,593 SF)
Zoning code
LCCPD*
APN
8714-015-061
UPID
US09-9295243
Jurisdiction
LOS ANGELES
Metro division
LOS ANGELES-LONG BEACH-GLENDALE, CA METROPOLITAN DIVISION
Zoning & alternative use
LCCPD* · Diamond Bar, CA
Zoning LCCPD* · permitted uses
LCCPD* · Diamond Bar, CA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Diamond Bar. Always verify with local authorities before improvements.
Building & site characteristics
From public records
Year built
1983
Construction
WOOD
Heating
NONE
Units
1
Lot
2.4 ac
Current owner
From public records · entity-resolved
Tony M Lu
Individual
Free & Clear · 2 yrs held
Mailing address
14697 RANCHVIEW TER, CHINO HILLS, CA 91709-4345
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2024
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
2 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Apr 17, 2024
$235,000
Tony M Lu
Label Investment & Mgmt Diamond Bar
Grant Deed
—
Jun 7, 2016
$510,500
Label Investment & Management
Arco Office Investment LLC
Grant Deed
—
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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