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Data center project · Dane County, Wisconsin

QTS DeForest data center campus (Town of Vienna land)

Withdrawn · QTS withdrew a $12 billion campus after DeForest staff found it not feasible amid opposition to annexing 1,600 acres of the Town of Vienna.

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Status
Withdrawn · as of Jan. 28, 2026
Location
About 1,600 acres in the Town of Vienna proposed for annexation to the Village of DeForest · Dane County
Power
Not reported
No power figure published in the sources reviewed.
Land
1,600 acres
Investment
About $12 billion (reported)
Developer and team
QTS Data Centers
Utility
Alliant Energy
Incentives
QTS offered a $50 million community commitment for Dane County
Evidence
News reports; primary records not yet obtained
Size class
50 MW or more (tracker scope)
Map position approximate, from the reported address or area. Updated Oct. 17, 2026.

Updates, newest first

  1. Jan. 28, 2026 QTS confirmed it would not proceed in DeForest; Alliant said QTS was looking at other sites in Iowa and Wisconsin. (WKOW 27 News, Jan. 28, 2026)
  2. Jan. 27, 2026 DeForest said the proposal was not feasible and staff recommended rejecting the annexation petition; Wisconsin Watch reported village staff had worked with QTS for at least seven months before it was public. (Wisconsin Watch (via Urban Milwaukee), Jan. 28, 2026)
  3. Oct. 30, 2025 QTS said it would seek DeForest zoning in November and pledged $50 million for education, workforce and housing in Dane County. (WKOW 27 News, Oct. 30, 2025)

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