Gateway Corporate Center

21660 E. Copley Dr., Diamond Bar, CA 91765

Property Information

  • For Lease $39.00/SF/YR
  • Property Type Office
  • Property Size 50,131 SF
  • # of Floors 3
  • Parking Ratio 3.97 / 1,000 SF
  • Building Class A
  • Year Built 1988
  • Date Updated Nov 6, 2026

Description

A three-story, 51,000 square foot building accentuated by a rose tile and glass exterior located in Diamond Bar at 21660 East Copley Drive in the Gateway Corporate Office Park.

Highlights

  • and banks.
  • Bus Line
  • Day Care
  • Energy Star Labeled
  • Food Service
  • Nearby restaurants
  • shops

3 Spaces Available

Suite 175

Space Type

Office

Lease Rate

$39.00/SF/YR

Total Space

1,631 SF

Floor

1

Divisible Space

1,631 - 1,631 SF

Available Date

Immediate

Lease Type

Full Service

Renewal Option

Yes

Sublease

No

Space Number

175

Suite 190

Space Type

Office

Lease Rate

$39.00/SF/YR

Total Space

1,871 SF

Floor

1

Divisible Space

1,871 - 1,871 SF

Available Date

Immediate

Lease Type

Full Service

Renewal Option

Yes

Sublease

No

Space Number

190

Suite 210

Space Type

Office

Lease Rate

$39.00/SF/YR

Total Space

1,662 SF

Floor

2

Divisible Space

1,662 - 1,662 SF

Available Date

Immediate

Lease Type

Full Service

Renewal Option

Yes

Sublease

No

Space Number

210

Contacts

Location

Located at 21660 E. Copley Dr., Diamond Bar, CA 91765, this property is part of the Diamond Bar neighborhood and Los Angeles market.

  • 33/100 Car-Dependent
  • 11/100 Somewhat Bikeable
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