Property profile

1139 Grand Ave Diamond Bar, CA 91765

OFF-MARKET
Retail space
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Property ID
US09-7801198
8,400 SF 0.6 ac Built 1983
Last sale Mar 1997
Entity Owned Owner of record is a legal entity (LLC / corporation). 29-yr Hold Held for 29 years. Absentee Owner Owner mailing address differs from the property address. ~ Est. High Equity Modeled equity is high. Estimate, not a fact.
Market Trends Soon

Ownership intelligence

Who controls the opportunity?

Owner of record from public deeds, plus portfolio, hold profile and investor signals where the data supports them. Included with a plan.

Owner contacts

Can we reach the decision maker?

Skip-traced phones and e-mails of the owner. Included with a plan.

Debts

What is owed, to whom, and when it comes due

Recorded lenders, amounts and estimated maturities of the owner's loan book — included with a plan.

Property tax · 2024

What does the county charge?
$26k
Tax billed · 2024
Assessed value$1.83M
Assessed land$214k
Assessed improvement$1.62M
Effective rate1.44%

Value estimate

· Nov 2026
$1.87M
$1.68M – $2.05M
CAP approach$1.87M
Submarket $/SF estimate$2.54M

Realmo valuation models over county records and 33 qualifying comparable sales.

Recently sold

What actually traded nearby?
$216/SF
Submarket average, outlier-cleaned · 67 recorded sales of this use type
Observed band · Q1–Q3$88 – $302
Qualifying comparables33

Cap rate analysis

How does the asset earn?

No income signal is modeled for this parcel yet — the Cap Rates tab runs the workflow.

Zoning insight

What can be built here?
LCC3*
JurisdictionLOS ANGELES

Location intelligence

Which uses thrive at this corner?
Best fit: Daycare Center
Demand heat for this use is drawn on the map · LocInt grid
Demand index
Daycare Center11.6
Garden Center10.0
Smoke and Vape Shop10.0

Location

1139 Grand Ave Diamond Bar, CA 91765-4119
County assessor Recorded deeds · 4 transfers 33 qualifying comp sales Zoning catalog

Every figure names its source: public record, benchmark, or modeled. Coverage varies by property — thin data is stated as missing, never invented.

Comparables

3 recorded sales · 14 properties nearby
Recent sales nearby
3 recorded sales in this ZIP, last 8 years
Address Sale price Sold Size
1100 Diamond Bar, Diamond Bar, CA 91765-2203 $27,800,000 Mar 2025 5,168 SF
1673 Maple Hl, Diamond Bar, CA 91765-2932 $1,900,019 Aug 2021 4,199 SF
379 Diamond Bar, Diamond Bar, CA 91765-1600 $8,250,000 Oct 2020 3,987 SF
Sale prices and dates as our records hold them, one row per building. A deed can cover more of a building than the size shown, so read the price against the size rather than dividing one by the other.
Comparable nearby
6 properties of the same type nearby
Research This Page with AI

Rey answers here. ChatGPT, Grok and Claude get the same data packet.

Includes: Price & PSF · Cap rate · Location · Zoning

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