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2304 Castle Harbour Pl Ontario, CA 91761-5706

OFF-MARKET Flex space Google Maps
13,954 SF 0.79 ac lot Built 1981
Entity Owned Absentee Owner ~ Est. High Equity
Estimated value (blended)
$3.70M
Range $3.33M – $4.07M (±10%)
Property ID US10-1002755

Property profile

Verified
Property type Flex space
Use group LIGHT INDUSTRIAL
Year built 1981
Construction MASONRY/CONCRETE MASONRY UNITS (CMUS)
Total area 13,954 SF
Lot 0.79 ac (34,350 SF)
APN 0113-591-09-0000
UPID US10-1002755

Cap rate & NOI

Priority signal for investors
Implied cap rate, NOI & suggested price
Cap rate vs submarket · NOI estimate · 3 price anchors

Current use

Occupant on record · Public records
  • Warehouse & Storage

Value estimations

Realmo proprietary · 4 methods
AI Approach AI
by Request
CAP Approach CAP
$2.65M
Comparable Approach Comparable
$3.31M
Blend (final) Blend
$3.70M

Owner & transaction history

since 2025
Last sale
$4.4M
7 recorded transactions
2025
$4.4M
2019
Price N/A
2017
Price N/A
2011
$1.0M
2005
$1.2M
1990
$565,500
1969
Price N/A

Zoning & alternative use

Top alternative use upside
Commercial (general) $6.2M +30.9%
Office building $6.1M +29.0%

Comparables

6 recent transactions · within 1.5 mi
Comparable in this city
6 recent transactions
Recent comparable sales
Sale price & price/SF · Sale date & distance · Adjustments & confidence
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