How many data centers are in Pennsylvania?

Aterio tracks 532 data centers in Pennsylvania: 41 operational, 23 under construction, 363 announced and 105 land bank, delayed, withdrawn or cancelled.

How much power will data centers in Pennsylvania require?

Operational, under construction and announced data centers in Pennsylvania add up to an estimated 33,239 MW of power capacity.

How does Pennsylvania rank nationally for data centers?

Fourth of 50 states and DC by pipeline capacity, with 5% of the US total of 606,663 MW.

Which county in Pennsylvania has the most data center capacity?

Lackawanna County, with an estimated 3,574 MW across 39 projects, followed by Northampton County with 3,502 MW.

Who are the largest data center providers in Pennsylvania?

By estimated capacity: Amazon AWS (4,179 MW), TECfusions (3,000 MW) and Aligned Data Centers (2,001 MW).

How many data centers are under construction in Pennsylvania?

Pennsylvania has 23 data centers under construction, out of 427 in its pipeline.

Market brief, Pennsylvania

Data Centers in Pennsylvania

Pennsylvania ranks fourth nationally for data center pipeline capacity, with 33,239 MW across 427 projects, 5% of the national total.

By the Aterio data team. Data as of Nov 3, 2026.

Scale

Data centers tracked: 532
Data center capacity*: 33,239MW
Data center space*: 65.3M sq ft
Average operational size: 113,237sq ft

Pipeline by stage

In the pipeline: 427
Operational: 41
Under construction: 23
Announced: 363

* Pipeline only: operational, under construction and announced projects. The other 105 tracked projects are land bank, delayed, withdrawn or cancelled.

How Pennsylvania compares

In Pennsylvania, 85% of projects are still at the announcement stage, against 59% nationally. Operational projects make up 10% of the total, below the national 29%.

Top states by estimated MW	Est. MW	Facilities
1.Texas	152,429 MW	1,431

2.Virginia	64,312 MW	1,068

3.Utah	46,575 MW	236

4.Pennsylvania	33,239 MW	427

5.Georgia	32,790 MW	481

Top five states by pipeline capacity, estimated MW.

Where it is being built

Capacity is spread out: the five largest counties hold 44% of the Pennsylvania pipeline, and Lackawanna County leads with 3,574 MW.

Top counties by estimated MW	Est. MW	Facilities
1.Lackawanna County	3,574 MW	39

2.Northampton County	3,502 MW	39

3.Westmoreland County	3,000 MW	17

4.Indiana County	2,574 MW	37

5.Beaver County	2,001 MW	3

Top five counties by estimated MW, among those with three or more projects.

Who is building

Developers that have not been named hold 40% of the Pennsylvania pipeline (13,209 MW), more than the five largest named providers combined. Amazon AWS leads the named field with 4,179 MW.

Top providers by estimated MW	Est. MW	Facilities
1.Amazon AWS	4,179 MW	62

2.TECfusions	3,000 MW	16

3.Aligned Data Centers	2,001 MW	3

4.Corscale	1,939 MW	12

5.Power House Data Centers	1,573 MW	22

Top five providers by estimated MW, among those with three or more projects. Undisclosed providers are left out.

From the dataset

Largest data centers in Pennsylvania

Ranked by estimated capacity. Each facility's power and size are available in the full dataset.

1.Project Phoenix Data Center 1Aligned Data Centers · Aliquippa, Beaver County Under construction
2.Project Phoenix Data Center 2Aligned Data Centers · Aliquippa, Beaver County Announced
3.Project Phoenix Data Center 3Aligned Data Centers · Aliquippa, Beaver County Announced
4.Zediker Station Data CenterCompany Not Disclosed · Washington, Washington County Announced
5.Dynamo DCCompany Not Disclosed · Springdale, Allegheny County Announced

Free sample

Project Forge DC 1Sentinel Data Centers · Exton, Chester CountyPower 144 MWSize 772,350 sq ftUnder construction
Utility
PECO Energy Co
Announced
Jan 16, 2024
Expected online
Dec 31, 2028
WPA - 1 - W. Pennsylvania Data CenterIron Mountain Data Centers · Boyers, Butler CountyPower 15 MWSize 330,000 sq ftOperational
Utility
Pennsylvania Electric Co
Online
Oct 1, 2016
PA1 Philadelphia Data Center365 Data Centers · Philadelphia, Philadelphia CountyPower 10 MWSize 135,100 sq ftOperational
Utility
PECO Energy Co
Online
May 30, 2007

Frequently asked questions

: Aterio tracks 532 data centers in Pennsylvania: 41 operational, 23 under construction, 363 announced and 105 land bank, delayed, withdrawn or cancelled.
: Operational, under construction and announced data centers in Pennsylvania add up to an estimated 33,239 MW of power capacity.
: Fourth of 50 states and DC by pipeline capacity, with 5% of the US total of 606,663 MW.
: Lackawanna County, with an estimated 3,574 MW across 39 projects, followed by Northampton County with 3,502 MW.
: By estimated capacity: Amazon AWS (4,179 MW), TECfusions (3,000 MW) and Aligned Data Centers (2,001 MW).
: Pennsylvania has 23 data centers under construction, out of 427 in its pipeline.

Data centers in other states

US Data Centers: Market Analysis & Growth Forecast

Get exclusive insights on the rapidly expanding US data center market, with detailed analysis of facilities, power capacity and strategic expansions across Pennsylvania and the rest of the US.