Answer
Who has the biggest AI data center?
The industry uses critical IT megawatts (MW) to measure data-center size, not square footage. Below is the DEPLOY registry’s leaderboard, ranked by per-facility critical IT MW. As of 2026-08-24, 30 facilities on this list.
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Rebuilt every 15 minutes from data_center_facilities. Critical IT MW is the industry-standard capacity number (the power actually available to compute equipment, after cooling/losses). Facilities without a disclosed MW figure are hidden from this list even when large. Announced-only capacity claims live on each facility page.