How many data centers are in California?

There are 73 data centers in California, including 45 operating and 27 planned facilities.

What is the total data center capacity in California?

The total data center capacity in California is 2,720 MW, with 891 MW operating and 1,773 MW planned.

What is the largest operating data center in California?

The largest operating data center in California is Santa Clara Data Center CA1, developed by Vantage Data Centers, with a capacity of 77 MW.

What is the largest planned data center in California?

The largest planned data center in California is Terra Data Center, being developed by Terra Ventures, with a planned capacity of 417 MW.

How many data center developers are active in California?

There are 32 unique data center developers with projects in California.

Data Centers in California

Explore operating and planned data center projects in California.

Last updated: June 2026

There are 45 operating data centers in California with a combined capacity of 891 MW, and 27 planned projects that would add 1,773 MW of additional capacity. Explore the map and tables below for details.

Total Data Centers

Operating Data Centers

Planned Data Centers

Operating Capacity

891 MW

Planned Capacity

1,773 MW

Unique Developers

California Data Center Map

Map of data centers in California. Blue markers indicate operating facilities and orange markers show planned projects. Marker size reflects capacity — only facilities with reported capacity data are shown.

Largest Operating Data Centers in California

Santa Clara Data Center CA1

77 MW

Year Operational: 2012

Location: Santa Clara, California

Developer: Vantage Data Centers

Santa Clara Data Center CA2

75 MW

Year Operational: 2021

Location: Santa Clara, California

Developer: Vantage Data Centers

Santa Clara Data Center CA3

64 MW

Year Operational: 2025

Location: Santa Clara, California

Developer: Vantage Data Centers

Skybox Santa Clara

60 MW

Year Operational: TBD

Location: Santa Clara, California

Developer: Skybox

AWS Hayward Exchange @92 - Building 4

49 MW

Year Operational: 2022

Location: Alameda, California

Developer: Hines

Stack Infrastructure SVY02A

48 MW

Year Operational: TBD

Location: Santa Clara, California

Developer: Stack Infrastructure

AWS Mission College DC - Building 1

39 MW

Year Operational: 2023

Location: Santa Clara, California

Developer: Amazon

Novva San Francisco

36 MW

Year Operational: 2025

Location: San Francisco, California

Developer: Novva

CoreSite SV9

34 MW

Year Operational: 2025

Location: Santa Clara, California

Developer: CoreSite

Largest Planned Data Centers in California

Terra Data Center

417 MW

Expected Year: TBD

Location: Santa Clara, California

Developer: Terra Ventures

Imperial Valley AI Data Center

330 MW

Expected Year: TBD

Location: Imperial, California

Developer: Imperial Valley Computer Manufacturing

Ameresco NAS Lemoore Data Center

100 MW

Expected Year: 2027

Location: Kings, California

Developer: CyrusOne

Edwards AFB Data Center

100 MW

Expected Year: TBD

Location: Kern, California

Alviso-Milpitas San Jose Campus

99 MW

Expected Year: TBD

Location: Santa Clara, California

Developer: Microsoft

SJDC 04

98 MW

Expected Year: TBD

Location: Santa Clara, California

Developer: Microsoft

Goodman San Jose Data Center

97 MW

Expected Year: 2028

Location: Santa Clara, California

Developer: Goodman Group

Stack Infrastructure SVY03A

77 MW

Expected Year: TBD

Location: Alameda, California

Developer: Stack Infrastructure

Sunnyvale Site (Menlo Digital)

49 MW

Expected Year: TBD

Location: Santa Clara, California

Developer: Menlo Digital

Frequently Asked Questions

How many data centers are in California?: There are 73 data centers in California, including 45 operating and 27 planned facilities.
What is the total data center capacity in California?: The total data center capacity in California is 2,720 MW, with 891 MW operating and 1,773 MW planned.
What is the largest operating data center in California?: The largest operating data center in California is Santa Clara Data Center CA1, developed by Vantage Data Centers, with a capacity of 77 MW.
What is the largest planned data center in California?: The largest planned data center in California is Terra Data Center, being developed by Terra Ventures, with a planned capacity of 417 MW.
How many data center developers are active in California?: There are 32 unique data center developers with projects in California.

California Data Center Map

Largest Operating Data Centers in California

Santa Clara Data Center CA1

Santa Clara Data Center CA2

Santa Clara Data Center CA3

Skybox Santa Clara

AWS Hayward Exchange @92 - Building 4

Stack Infrastructure SVY02A

AWS Mission College DC - Building 1

Novva San Francisco

CoreSite SV9

Largest Planned Data Centers in California

Terra Data Center

Imperial Valley AI Data Center

Ameresco NAS Lemoore Data Center

Edwards AFB Data Center

Alviso-Milpitas San Jose Campus

SJDC 04

Goodman San Jose Data Center

Stack Infrastructure SVY03A

Sunnyvale Site (Menlo Digital)

Frequently Asked Questions

Explore Data Centers by State

California Data Center Map

Largest Operating Data Centers in California

Santa Clara Data Center CA1

Santa Clara Data Center CA2

Santa Clara Data Center CA3

Skybox Santa Clara

AWS Hayward Exchange @92 - Building 4

Stack Infrastructure SVY02A

AWS Mission College DC - Building 1

Novva San Francisco

CoreSite SV9

Largest Planned Data Centers in California

Terra Data Center

Imperial Valley AI Data Center

Ameresco NAS Lemoore Data Center

Edwards AFB Data Center

Alviso-Milpitas San Jose Campus

SJDC 04

Goodman San Jose Data Center

Stack Infrastructure SVY03A

Sunnyvale Site (Menlo Digital)

Frequently Asked Questions

Explore Data Centers by State