# Prime Santa Clara SJC04

CAISO data center · https://askthegrid.com/assets/facilities/prime-santa-clara-sjc04

Prime SJC04 is a developing data-center project at 1231 Comstock Street in Santa Clara. Prime markets 112,000 square feet and 9 MW of capacity, with single- or multi-tenant use. The July 2024 environmental-review description covered replacement of an existing building with a four-story data center of approximately 109,520 square feet. Those differently dated area figures describe the same named project but are not interchangeable. Development and leasing availability do not establish commissioning or actual electricity consumption.

## Identity and location

- Operating status: proposed
- Asset scope: facility
- Location: 1231 Comstock Street, Santa Clara, CA
- Developer: Prime Data Centers (exact asset) — https://primedatacenters.com/locations/silicon-valley/

## Power and grid context

- ISO/RTO: CAISO

## Development

- Site status: In development and marketed as available
- Gross floor area: 112,000 square feet
- Construction: The July 2024 MND described a four-story, approximately 109,520-square-foot replacement building, about 80 feet tall. Prime's current site sheet markets 112,000 square feet; no construction-completion date is established here.

## Compute and operations

- Facility classes: enterprise
- Operating context: Developer markets single- or multi-tenant use; no tenant is named.

## Sources

- [https://ceqanet.lci.ca.gov/2024070671](https://ceqanet.lci.ca.gov/2024070671)
- [https://primedatacenters.com/wp-content/uploads/2025/06/PDC_Silicon_Valley_TechSheets_SJC04.pdf](https://primedatacenters.com/wp-content/uploads/2025/06/PDC_Silicon_Valley_TechSheets_SJC04.pdf)
- [https://services3.arcgis.com/bWPjFyq029ChCGur/arcgis/rest/services/ElectricLoadServingEntities_IOU_POU/FeatureServer/0](https://services3.arcgis.com/bWPjFyq029ChCGur/arcgis/rest/services/ElectricLoadServingEntities_IOU_POU/FeatureServer/0)
- [https://www.openstreetmap.org/way/209073659](https://www.openstreetmap.org/way/209073659)
- [https://www.siliconvalleypower.com/home/showpublisheddocument/7565/638899012012270000](https://www.siliconvalleypower.com/home/showpublisheddocument/7565/638899012012270000)

## Data quality

- Power values retain their reported, requested, contracted, energized, gross-campus, or critical-IT basis.

---

Canonical page: https://askthegrid.com/assets/facilities/prime-santa-clara-sjc04
Profile generated: 2026-09-05T03:01:10.429836Z
Source: Ask the Grid — https://askthegrid.com/