Stack Phoenix 1 is a data center operated by Stack in Phoenix, AZ, US. It carries a reported power capacity of 52.0 MW and is currently operational. It sits in the Phoenix data-center market on the WECC grid, which DC Hub's Data Center Power Index currently rates CAUTION, with an estimated 42.0-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 Phoenix — the market this facility sits in.
Full DCPI breakdown →DC Hub analyst read on Phoenix — the market this facility sits in (full deep-dive →).
Phoenix operates 229 tracked facilities totaling 4,922 MW of capacity, positioning it as a mid-tier U.S. market with material scale but tightening operational headroom. The excess-power score of 62/100 indicates moderate availability, while the constraint score of 67/100 signals meaningful friction across land, interconnect, and cooling infrastructure. The market is characterized by fragmented operator ownership, with unknown operators controlling the largest share 34 facilities, followed by CyrusOne 12 facilities, Aligned 7 MW, and Digital Realty 7 MW. This distribution reflects Phoenix's evolution from a secondary market into a contested growth zone without clear dominant players. The CAUTION verdict reflects a market in transition where acquisition economics remain defensible but risk-adjusted returns narrow considerably. A constraint score of 67/100 places Phoenix in the…
Published DC Hub data for this location.
Comparable facilities in Phoenix tracked by DC Hub — compare power, operators, and grid context across the market.
get_facility slug="stack-stack-phoenix-1-ff5c2c70" (endpoint https://dchub.cloud/mcp) for the full cited record. Connect:
https://dchub.cloud/connect?src=page-onramp&entity=stack-stack-phoenix-1-ff5c2c70