OpenAI Stargate Wisconsin
902 MW AI data center in Port Washington, WI, United States: under construction.
- Capacity: 902 MW
- Location: Port Washington, WI, United States
- Developer: Oracle
- Tenant: OpenAI
- Status: under construction
- Energy source: Vantage says 70% of the campus power will come from zero-emission resources including solar, wind, and battery storage, with the remaining energy matched annually with renewable purchases.
OpenAI Stargate Wisconsin is a 902 MW AI data center project located in Port Washington, WI, United States, currently under construction. It is being built by Oracle for tenant OpenAI. Its energy source is listed as Vantage says 70% of the campus power will come from zero-emission resources including solar, wind, and battery storage, with the remaining energy matched annually with renewable purchases.. This project is one of thousands of data-center facilities tracked by Data Center Index across WI, United States, covering operational, under-construction, announced, and permitted sites.
Project description
Stargate Wisconsin is Vantage Data Centers' Port Washington campus: four single-story data centers totaling 902 MW across 2.5 million square feet on 672 acres, scheduled for completion in 2028. It takes OpenAI's Stargate program into the upper Midwest.
Notes
Users: OpenAI
Public companies linked to OpenAI Stargate Wisconsin
Developers, tenants, and suppliers tracked by Data Center Index with exposure to this project:
- Oracle (ORCL), developer · hyperscaler
- OpenAI (OPENAI), tenant · ai lab
Related data center projects
- Oracle AI Cloud Infrastructure (US), 800 MW, Ashburn, United States · operational
- Oracle AIS Cloud (Thailand) Sovereign Region, 120 MW, Bangkok, Thailand · operational
- Oracle Cloud Greece (Athens), 60 MW, Athens, Greece · operational
- Oracle Malaysia Region, Kulai, Malaysia · operational
- Oracle Cloud India South (Hyderabad) Region, India · operational
- Oracle Cloud Japan East (Tokyo), Tokyo, Japan · operational
- Stratos Hyperscale Data Center, 9 GW, Snowville, UT, United States · announced
- PORTS-Pike Technology Campus, 8 GW, Piketon, OH, United States · under construction
Frequently asked questions
- What is OpenAI Stargate Wisconsin?
- OpenAI Stargate Wisconsin is an AI data center project in Port Washington, Wisconsin tracked by Data Center Index. Its status is under construction.
- Where is OpenAI Stargate Wisconsin?
- OpenAI Stargate Wisconsin is in Port Washington, Wisconsin. Every tracked Wisconsin campus, with counts and capacity, is at https://datacenterindex.ai/markets/wisconsin.
- How big is OpenAI Stargate Wisconsin?
- Data Center Index tracks OpenAI Stargate Wisconsin at 902 MW. The developer or the press states that capacity, in a source dated September 21, 2026.
- Who is building OpenAI Stargate Wisconsin?
- Oracle is developing OpenAI Stargate Wisconsin, with OpenAI named as the tenant.
- When will OpenAI Stargate Wisconsin come online?
- The next building at OpenAI Stargate Wisconsin is expected online December 31, 2028. That date is the first building going live, not the full build-out.
- Which public companies are linked to OpenAI Stargate Wisconsin?
- Data Center Index links 2 tracked public companies to OpenAI Stargate Wisconsin: Oracle (ORCL), OpenAI (OPENAI). Each is a developer, tenant or supplier with a sourced link to the project.
Sources
- Epoch AI Frontier Data Centers (epoch · aggregator · 2026-04-29)
- Vantage Data Centers (vantage-dc.com · press · 2026-09-21)
- WPR (wpr.org · press · 2026-09-12)