Pennsylvania Data Centers

Live tracking of every data center project in Pennsylvania — operational, under construction, announced, and permitted — with developer, tenant, capacity, and supply-chain links.

Pennsylvania is where nuclear meets AI. Amazon bought a 960 MW nuclear-powered campus at Berwick and is building a 1.8 GW AI campus in Salem Township, while Constellation is restarting Three Mile Island's 837 MW reactor at Middletown with Microsoft as the offtaker. CoreWeave adds a $6B, 300 MW site in Lancaster County, and Constellation and Talen are the linked power names.

Data Center Index tracks 16 named data center campuses in Pennsylvania (large sites with a source, not every building): 1 operating, 6 under construction, and 9 announced or permitted. The pipeline adds up to 16.5 GW of planned capacity. Below: every tracked project in Pennsylvania, ranked by build status, followed by the public companies whose data center revenue is most exposed to this market.

Tracked data center projects in Pennsylvania

Frequently asked questions

How many data centers are in Pennsylvania?
Data Center Index tracks 16 named data center campuses in Pennsylvania as of 2026: 1 operating, 6 under construction, and 9 announced or permitted. Coverage is named campuses with a published source, not every building.
How much data center capacity does Pennsylvania have?
3.0 GW is operating, with 16.5 GW in the announced and under-construction pipeline. 10 of the 15 Pennsylvania campuses carrying a capacity figure show an estimate rather than a figure a named source states, marked "est." on the site.
What is the largest data center in Pennsylvania?
Homer City Energy Campus in Homer City is the largest tracked campus in Pennsylvania at 4.5 GW, developed by Homer City Redevelopment. That capacity is an estimate, not a figure a named source states.
Who is building data centers in Pennsylvania?
Developers with a tracked campus in Pennsylvania include TECfusions, PowerHouse Data Centers / Pennsylvania Data Center Partners, Homer City Redevelopment. Every campus page lists its developer, tenant and the source that names them.

Public companies exposed to Pennsylvania

These public companies have tracked data-center projects in Pennsylvania as developers, tenants, or operators. Use the watchlist to compare them side by side, or click through for capex history and supplier exposure.

Other data center markets

Tracked US markets, ranked by pipeline capacity: