Being built
CyrusOne data center campus (Bryn Mawr Avenue, Wood Dale)
Also called: CHI6
CyrusOne is building six data center buildings on 62 acres in Wood Dale, an investment over $1 billion. The first 18-megawatt building is done or nearly done; the rest are planned through 2032.
Where things stand: First 18-megawatt building was topped out in May 2025; more buildings are planned through 2032.
🕒 Latest update (May 2025): CyrusOne finished the frame of the first 18-megawatt building.
What we know
- 📍 WhereWest of Route 83, between Bryn Mawr Avenue and Foster Avenue (first building at 460-480 Bryn Mawr Ave.), Wood Dale, DuPage County
- 🏢 CompanyCyrusOne
- 🌳 Size62 acres
- 💵 Cost$1 billion
- 💸 Tax breaksCity expects at least $2 million a year in utility taxes.
❓ Still unanswered
Nobody has answered these in public yet. Can you help find out?
- How many megawatts will the full campus use? 🙋 I'll find out
- How much water will it use? 🙋 I'll find out
- How many diesel backup generators are planned? 🙋 I'll find out
What happened so far
- 2024CyrusOne filed plans for a five-building campus, later grown to six.
- May 2025CyrusOne finished the frame of the first 18-megawatt building.
🛰️ See it from above
An aerial photo of the area.
We only know the town, so this shows the town center, not the exact site. Photos: USGS The National Map.
Where this comes from
- CyrusOne: Wood Dale CHI6 · Baxtel · 2026
- CyrusOne tops out 18MW Illinois data center · DatacenterDynamics · May 2025
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