Canceled

QTS Data Centers - Vienna (Dane County)

Wisconsin — Vienna , Dane County
Mega-Project
$12.0B
Investment
429 MW
Power Capacity
1
Sponsors

Sponsors & Partners

Project Timeline

Announced
2025-07-01

Current canonical record

615-acre campus with as many as 15 buildings planned. Each building requires $300-350 million investment.

Located along Highway V west of DeForest, around Patton Road and Hahn Road. Would be QTS's first data center in Wisconsin. Project expected to create 450 permanent jobs and thousands of temporary construction jobs. Total buildout timeline is 5-10 years. Filed request letter July 1, 2025 with local officials.; Power estimated at $7M/MW

Record provenance

This page is generated from the reviewed project database snapshot. The record was last reviewed on 2026-02-05. Blank fields mean the value was not publicly disclosed or could not be reconciled safely; they do not mean zero.