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Property profile & analytics
FOR LEASE
Office buildings
23555 Golden Springs Dr Diamond Bar, CA 91765
Entity Owned
Absentee Owner
~
Est. High Equity
Property ID
US09-7580600
For Lease
1 / 41
$2,555,000
23555 Golden Springs Dr, Diamond Bar, CA 91765
View Listing →
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1986
Construction
WOOD
Total area
11,562 SF
Lot
0.53 ac (22,940 SF)
Zoning code
LCC1*
APN
8281-010-027
UPID
US09-7580600
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
$3.06M
Comparable Approach
Comparable
$1.68M
Blend (final)
Blend
$2.56M
Owner & transaction history
Ldq Capital LLC
Ldq Capital LLC
since 2025
3 recorded transactions
Zoning & alternative use
LCC1* · 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%
$3,315,000
6.5%
$3,060,000
7%
$2,845,000
Blend value · Realmo final
$2.56M
Range $2.30M – $2.81M · ±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
$221 / 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
$23,560
Tax year 2024
Assessed value
$1,622,063
Assessed 2024
Previous assessed
$1,622,063
+0.0% YoY
Effective rate
1.45%
On assessed value
Assessed land
$443,181
Assessed improvement
$1,178,882
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
For Lease
Year built
1986
Construction
WOOD
Heating
NONE
Stories
1
Total area
11,562 SF
Lot
0.53 ac (22,940 SF)
Zoning code
LCC1*
APN
8281-010-027
UPID
US09-7580600
Jurisdiction
LOS ANGELES
Metro division
LOS ANGELES-LONG BEACH-GLENDALE, CA METROPOLITAN DIVISION
Zoning & alternative use
LCC1* · Diamond Bar, CA
Zoning LCC1* · permitted uses
LCC1* · 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
1986
Construction
WOOD
Heating
NONE
Stories
1
Lot
0.53 ac
Current owner
From public records · entity-resolved
Ldq Capital LLC
Entity
Mailing address
2430 HAWKWOOD DR, CHINO HILLS, CA 91709-1753
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2025
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
3 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Nov 14, 2025
$2,800,000
Ldq Capital LLC
Harvest Eagle LLC
Grant Deed
—
Oct 16, 2007
—
Harvest Eagle LLC
Shiau,shiann I
Grant Deed
—
Nov 28, 2000
$1,098,000
Shiann I Shiau
Torito Plaza Gp
Grant Deed
$550,000 · Grand 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.
Try Rey
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“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
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