365 Main Street Data Center is a data center operated by Digital Realty in San Francisco, CA, US. It carries a reported power capacity of 14.0 MW and is currently operational. It sits in the San Francisco data-center market on the CAISO grid, which DC Hub's Data Center Power Index currently rates CAUTION, with an estimated 43.4-month time-to-power. The market shows mixed signals — validate live grid headroom and queue depth before committing capacity.
Data Center Power Index verdict for San Francisco — the market this facility sits in.
Full DCPI breakdown →DC Hub analyst read on San Francisco — the market this facility sits in (full deep-dive →).
San Francisco's data center market is undersupplied but operationally constrained, with 97 MW across 20 tracked facilities facing competing pressures on both capacity and infrastructure. The excess-power DCPI score of 66/100 reflects genuine scarcity—demand is outpacing available supply—yet the constraint score of 57/100 signals that physical, electrical, or zoning limitations prevent rapid expansion to relieve that scarcity. Digital Realty dominates the operator landscape with 5 facilities, while Amazon Web Services, Colocation America Corporation, Cyxtera, and 60 Fed LLC each operate single sites, indicating a fragmented competitive environment with no clear second mover. The CAUTION verdict is warranted for both buyers and operators. This is neither a growth market open to easy entry nor a mature market with stable returns. Investors considering acquisition or capacity expansion…
Published DC Hub data for this location.
Comparable facilities in San Francisco tracked by DC Hub — compare power, operators, and grid context across the market.
get_facility slug="digital-realty-365-main-street-data-center-a1090ae6" (endpoint https://dchub.cloud/mcp) for the full cited record. Connect:
https://dchub.cloud/connect?src=page-onramp&entity=digital-realty-365-main-street-data-center-a1090ae6