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Move-in Ready Office Building

1400 Montefino Avenue Diamond Bar, CA 91765

1400 Montefino Avenue, Diamond Bar, CA, 91765
$15,900,000
For Sale
Claim this Listing
$15,900,000

55,221 SF office building with easy freeway access.

Property Size54,951 SF
Price / SF$289.35
AddedNov 21, 2025
Days on Market235
Last RefreshMay 9 at 12:55 am

Property Features for 1400 Montefino Avenue

General Information

Standard status
Active
Size
54,951 SF
Property subtype
Office

Listing office

Listing date Nov 21, 2025

Source Naiglobal

Displayed information is deemed reliable but is not guaranteed and should be independently verified.

All listing content including descriptions, pricing, images are the copyrighted material of Rene Soto


Investment Insights

Based on property information with market context.

The property at 1400 Montefino Avenue offers 55,221 rentable square feet, encompassing the entire building. The space is divisible to the second floor, offering 27,494 rentable square feet. The building features large, open floor plates, vinyl flooring throughout, glass conference rooms, and large kitchen and lounge areas. Exposed and high ceilings are present throughout the building. Parking is provided at a ratio of 3.98 per 1000 square feet, totaling 220 parking spaces, available free of charge. The property is in move-in ready condition and provides easy access to the 60 and 57 freeways.

Key Highlights

  • Move‑in ready condition
  • Entire building available with 55,221 Rentable Square Feet, divisible to 27,494 Rentable Square Feet
  • Ample free parking: 3.98/1000, 220 total spaces

Local Financial Insights For Office B

Simulate Cap Rate and NOI

NOI Build-Up
Vacancy
income lost from leasable area expected to sit empty during the year — subtracted from gross rent.
EGI (Effective Gross Income)
gross rent minus vacancy losses — the realistic income before paying operating costs.
OpEx (Operating Expenses)
recurring costs to operate the property (property tax, insurance, utilities, maintenance, management) — excludes financing and capital improvements.
NOI (Net Operating Income)
income a property generates after operating costs but before financing and taxes.

Component $ $/SF
Gross rent $2.11M $38.40
− Vacancy −$508.5k −$9.25
EGI $1.60M $29.15
− OpEx −$400.4k −$7.29
NOI $1.20M $21.86
54,951 SF · lease $38.40/SF/yr · vacancy 24.10% · expense 25.00%

Alternative Uses

Best Use
Office B
$17.16M
$15.01M – $20.02M (±1% cap)
NOI $1,201,185 @ 7.0% cap · market cap 7.55%
Second Best
—
—
no second resolved use
Theoretical Best
Office A
$29.42M
$25.74M – $34.32M (±1% cap)
NOI $2,059,439 @ 7.0% cap · market cap 12.95%
Zoning and permitted uses should be independently verified with local authorities.

Property Analytics

Property Profile Location Intelligence

Current Use by Public Records

Office buildings

Suggested Use

Law Firm Daycare Center (Bike/Boat/Book/etc) Store Furniture & Home Goods Garden Center Grocery & Convenience Store Auto Parts Store (Bike/Boat/Book/etc) Store (Bike/Boat/Book/etc) Store Locksmith

Zoning and permitted uses should be independently verified with local authorities.

FAQs

What type of property is this?
Office building - 55,221 SF office building with easy freeway access.
Where is this office building located?
The property is located at 1400 Montefino Avenue Diamond Bar, CA.
What is the asking price?
The asking price for this property is $15,900,000.
What are key features of this property?
This property features: Move‑in ready condition; Entire building available with **55,221 Rentable Square Feet**, divisible to **27,494 Rentable Square Feet**; Ample free parking: 3.98/1000, 220 total spaces
Contact an agent
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