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1 data center project in Vienna Town

Who decides here: the Town Board of Vienna Town votes on zoning. The Dane County may review big projects too.

In Vienna Town

Stopped or cancelled

QTS data center campus (DeForest / Town of Vienna)

Vienna, Dane County

1,600 acres

🕒 Jan 28, 2026: QTS said now is not the right time for the project and paused it.

Local votes and rules

⏸️ Pause on new data centers · Dane County

Dane County paused zoning permits for very large (hyperscale) data centers for 18 months in towns that use county zoning. The county will study the effects and write rules. It does not cover cities, villages, or towns with their own zoning.

June 4, 2026Source

✋ Turned down

The Town of Vienna rejected a $40 million agreement tied to QTS's planned $12 billion data center campus, which the Village of DeForest would have annexed. QTS paused the project in January 2026.

Nov 2025Source
Built & runningBeing builtApproved, not built yetProposedStopped or cancelled

What you can do

  1. Get told first.
    We'll email you if anything changes in Vienna Town.
  2. Go to council meetings.
    Anyone can speak. Big projects usually need a public hearing.
  3. Ask questions in writing.
    Use our checklist.
📣 Report something here

🔔 Get told first

We'll email you when something changes in Vienna Town. Nothing else.

⚡ Your electric company

Depending on where you live in Vienna Town: Wisconsin Power & Light Co. (company) or Wppi Energy (municipal mktg authority) or Rock Energy Cooperative (co-op (owned by its members)).

Big data centers need a lot of power. Who pays for new power lines depends on state rules. See the rules in Wisconsin.