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 May 15, 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

4 Spaces Available

Suite 175

Space Type

General 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

Build Type

Full build out

Space Number

175

Suite 190

Space Type

General 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

Build Type

Full build out

Space Number

190

Suite 210

Space Type

General 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

Build Type

Full build out

Space Number

210

Suite 250

Space Type

General Office

Lease Rate

$39.00/SF/YR

Total Space

3,469 SF

Floor

2

Divisible Space

3,469 - 3,469 SF

Available Date

Immediate

Lease Type

Full Service

Renewal Option

Yes

Sublease

No

Build Type

Full build out

Space Number

250

Contacts

Sean Kern

Cushman & Wakefield

Ryan Russell

Cushman & Wakefield

Location

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

Contact Gateway Corporate Center
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