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Property profile & analytics
OFF-MARKET
Estimated value
$7,075,000
Manufacturing properties
655 Brea Cyn Rd Diamond Bar, CA 91789-3078
Entity Owned
22-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US09-9193103
Property profile
Verified
Property type
Manufacturing properties
Use group
MANUFACTURING (LIGHT)
Year built
1969
Construction
WOOD
Total area
72,056 SF
Lot
18.68 ac (813,711 SF)
Zoning code
LCM1
APN
8760-021-005
UPID
US09-9193103
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
$5.61M
Blend (final)
Blend
$7.08M
Owner & transaction history
Shea Center Walnut LLC · 22 yrs held
Shea Center Walnut LLC
since 2003
5 recorded transactions
Zoning & alternative use
LCM1 · 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
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
$7.08M
Range $6.37M – $7.78M · ±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
$98 / 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
$266,570
Tax year 2024
Assessed value
$18,184,677
Assessed 2024
Previous assessed
$18,184,677
+0.0% YoY
Effective rate
1.47%
On assessed value
Assessed land
$1,354,422
Assessed improvement
$16,830,255
Applied tax rate
17.0000
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
Manufacturing properties
Use group
MANUFACTURING (LIGHT)
Status
Off-Market
Year built
1969
Construction
WOOD
Heating
NONE
Buildings
4
Stories
1
Total area
72,056 SF
Lot
18.68 ac (813,711 SF)
Zoning code
LCM1
APN
8760-021-005
UPID
US09-9193103
Jurisdiction
LOS ANGELES
Metro division
LOS ANGELES-LONG BEACH-GLENDALE, CA METROPOLITAN DIVISION
Zoning & alternative use
LCM1 · Diamond Bar, CA
Zoning LCM1 · permitted uses
LCM1 · 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
1969
Construction
WOOD
Heating
NONE
Stories
1
Buildings
4
Lot
18.68 ac
Current owner
From public records · entity-resolved
Shea Center Walnut LLC
Entity
Mailing address
130 VANTIS DR STE #200, ALISO VIEJO, CA 92656-2691
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2003
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
5 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Jun 23, 2025
—
Shea Center Walnut LLC
—
Deed
related
—
Dec 24, 2003
—
Shea Center Walnut LLC
Shea Properties LLC
Quit Claim Deed
related
$14,000,000 · Northwestern Mutual Life Ins
Dec 10, 2002
—
Shea Properties LLC
Shea Homes
Quit Claim Deed
related
—
Jul 28, 1994
—
Shea Homes LP
—
Deed Of Trust
related
$20,400,000 · Wells Fargo Bank
—
—
Shea
—
Deed Of Trust
related
$31,000,000 · Security Pacific National 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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