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Bldg A 21680 Gateway Center Dr 2,370 - 4,966 SF of Office Space Available in Diamond Bar, CA 91765

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HIGHLIGHTS

  • Current availabilities are located in the Gateway Corporate Center.
  • After hours security card system allowing for off hours access to available spaces.
  • Spaces listed are in vanilla shell condition.
  • Property is professionally managed.

ALL AVAILABLE SPACES(2)

Display Rental Rate as

  • SPACE
  • SIZE
  • TERM
  • RENTAL RATE
  • SPACE USE
  • CONDITION
  • AVAILABLE
  • 2nd Floor, Ste 230
  • 2,596 SF
  • Negotiable
  • $52.77 CAD/SF/YR $4.40 CAD/SF/MO $136,980 CAD/YR $11,415 CAD/MO
  • Office
  • Full Build-Out
  • Now

1 office, 1 conference room, storage room, open office area

  • Rate includes utilities, building services and property expenses
  • Mostly Open Floor Plan Layout
  • 1 Conference Room
  • Fully Built-Out as Standard Office
  • 1 Private Office
  • 3rd Floor, Ste 310
  • 2,370 SF
  • Negotiable
  • $52.77 CAD/SF/YR $4.40 CAD/SF/MO $125,055 CAD/YR $10,421 CAD/MO
  • Office
  • Full Build-Out
  • 2026-01-01

Available 1/1/26

  • Rate includes utilities, building services and property expenses
  • 5 Private Offices
  • Fully Built-Out as Standard Office
  • 1 Conference Room
Space Size Term Rental Rate Space Use Condition Available
2nd Floor, Ste 230 2,596 SF Negotiable $52.77 CAD/SF/YR $4.40 CAD/SF/MO $136,980 CAD/YR $11,415 CAD/MO Office Full Build-Out Now
3rd Floor, Ste 310 2,370 SF Negotiable $52.77 CAD/SF/YR $4.40 CAD/SF/MO $125,055 CAD/YR $10,421 CAD/MO Office Full Build-Out 2026-01-01

2nd Floor, Ste 230

Size
2,596 SF
Term
Negotiable
Rental Rate
$52.77 CAD/SF/YR $4.40 CAD/SF/MO $136,980 CAD/YR $11,415 CAD/MO
Space Use
Office
Condition
Full Build-Out
Available
Now

3rd Floor, Ste 310

Size
2,370 SF
Term
Negotiable
Rental Rate
$52.77 CAD/SF/YR $4.40 CAD/SF/MO $125,055 CAD/YR $10,421 CAD/MO
Space Use
Office
Condition
Full Build-Out
Available
2026-01-01

2nd Floor, Ste 230

Size 2,596 SF
Term Negotiable
Rental Rate $52.77 CAD/SF/YR
Space Use Office
Condition Full Build-Out
Available Now

1 office, 1 conference room, storage room, open office area

  • Rate includes utilities, building services and property expenses
  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • 1 Private Office
  • 1 Conference Room

3rd Floor, Ste 310

Size 2,370 SF
Term Negotiable
Rental Rate $52.77 CAD/SF/YR
Space Use Office
Condition Full Build-Out
Available 2026-01-01

Available 1/1/26

  • Rate includes utilities, building services and property expenses
  • Fully Built-Out as Standard Office
  • 5 Private Offices
  • 1 Conference Room

PROPERTY OVERVIEW

Gateway Corporate Center is the most desirable office campus in the Diamond Bar submarket of Los Angeles County, California. Built in 2000, this Class-A building totals 80,549 square feet and offers a 5/1,000 parking ratio. The building enjoys scenic views and a strategic location within a 255-acre, master-planned corporate environment at the intersection of two major freeways.

  • 24 Hour Access
  • Day Care
  • Food Service
  • Outdoor Seating
  • Air Conditioning

PROPERTY FACTS

Building Type
Office
Year Built/Renovated
2000/2020
Building Height
3 Stories
Building Size
80,753 SF
Building Class
B
Typical Floor Size
26,918 SF
Parking
430 Surface Parking Spaces
Covered Parking
  • Listing ID: 33046296

  • Date on Market: 2025-10-23

  • Last Updated:

  • Address: 21680 Gateway Center Dr, Diamond Bar, CA 91765

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