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Property profile & analytics
OFF-MARKET
Estimated value
$760,000
Office buildings
620 Diamond Bar Blvd 4A Diamond Bar, CA 91765-1037
Entity Owned
6-yr Hold
Absentee Owner
Free & Clear
Property ID
US09-7580547
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1982
Construction
WOOD
Total area
2,408 SF
Lot
6.46 ac (281,377 SF)
Zoning code
LCCM*
APN
8706-002-032
UPID
US09-7580547
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
$855k
CAP Approach
CAP
$640k
Comparable Approach
Comparable
$709k
Blend (final)
Blend
$760k
Owner & transaction history
Wx Investment LLC · 6 yrs held
Wx Investment LLC
since 2020
Last sale
$760,000
7 recorded transactions
Zoning & alternative use
LCCM* · 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
Method
Estimation
Statistic approach
$835,000
ML approach
$855,000
CAP Approach
CAP Return
Estimation
6%
$690,000
6.5%
$640,000
7%
$590,000
Alternative Use
Use
Estimation
OFFICE BUILDING
$1,230,000
Current use
MEDICAL BUILDING
$1,095,000
Change: -11% · Conversion: Easy
Blend value · Realmo final
$760k
Range $684k – $836k · ±10% · vs last sale $760k (Apr 3 2020)
Last sale anchor
$760k
Apr 3 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
$316 / 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
$12,361
Tax year 2024
Assessed value
$935,875
Assessed 2024
Previous assessed
$935,875
+0.0% YoY
Effective rate
1.32%
On assessed value
Assessed land
$320,166
Assessed improvement
$615,709
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
1982
Construction
WOOD
Heating
NONE
Total area
2,408 SF
Lot
6.46 ac (281,377 SF)
Zoning code
LCCM*
APN
8706-002-032
UPID
US09-7580547
Jurisdiction
LOS ANGELES
Metro division
LOS ANGELES-LONG BEACH-GLENDALE, CA METROPOLITAN DIVISION
Zoning & alternative use
LCCM* · Diamond Bar, CA
Zoning LCCM* · permitted uses
LCCM* · 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.
Alternative use value scenarios
Repositioning upside vs current use
OFFICE BUILDING Current
Est. value
$1.2M
MEDICAL BUILDING
Est. value
$1.1M
OFFICE BUILDING Current
MEDICAL 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
1982
Construction
WOOD
Heating
NONE
Lot
6.46 ac
Current owner
From public records · entity-resolved
Wx Investment LLC
Entity
Free & Clear · 6 yrs held
Mailing address
12346 VLY BLVD UNIT E, EL MONTE, CA 91732-3683
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2020
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
Apr 3, 2020
—
Wx Investment LLC
Wx Investment LLC
Grant Deed
related
—
Nov 18, 2011
$760,000
Wx Investment LLC
Fortune Properties Co LLC
Grant Deed
$470,000 · Bank Of The West
Mar 28, 2006
$171,000
Fortune Properties Co LLC
Michael Homayun Dds INC
Grant Deed
—
Mar 27, 2006
$171,000
Fortune Properties Co LLC
Michael Homayun Dds INC
Grant Deed
related
—
Dec 29, 2003
$564,000
Michael Homayun Dds INC
Morgulis,tr
Grant Deed
$483,070 · Morgulis Trust
—
—
Jeffrey Morgulis
—
Deed Of Trust
related
$220,000 · First Trust Bank
—
—
Jeffrey R Morgulis
—
Deed Of Trust
related
$50,000 · Morgulis Gardiner & Crigger PC
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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