PJM Datacenter Sites
PJM Interconnection
PJM coordinates the grid across 13 mid-Atlantic and Midwest states. It contains the world's densest datacenter cluster (Northern Virginia's 'Data Center Alley'), and its interconnection queue is the most closely watched speed-to-power constraint in the country.
48,150
Candidate sites
56.4/100
Avg DC Readiness
3.5M MW
Catalogued capacity
theoretical aggregate
3.4 yrs
Avg queue wait
Member states
- Kentucky7,256
- Pennsylvania6,684
- Michigan5,433
- Virginia5,294
- Ohio4,461
- West Virginia3,963
- Illinois3,949
- Indiana3,583
- North Carolina3,087
- New Jersey1,051
- Maryland972
- South Carolina795
- Missouri457
- Georgia359
- Delaware298
- New York229
- District of Columbia91
- Minnesota69
- Mississippi53
- Tennessee37
- Wisconsin11
- Florida10
- Alabama4
- Kansas2
- Oklahoma1
- Wyoming1
By site type
- Former Mine15,028
- Industrial11,885
- Greenfield10,582
- Substation-Adjacent7,640
- Shovel-Ready2,119
- Federal Excess510
- Brownfield378
- Military BRAC8
Average sub-score profile
Power availability
36.1
Speed-to-power
42.3
Fiber
70.1
Water
89.4
Hazard resilience
67.8
Top 25 datacenter sites in PJM
| Site | Type | State | County | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|---|---|
| SAYREVILLE | Substation-Adjacent | NJ | Middlesex County | 500 kV | 1,000 MW | 3.8 yrs | 71.6 |
| UNKNOWN122269 | Substation-Adjacent | IL | Cook County | 345 kV | 600 MW | 3.8 yrs | 71.0 |
| BRAMBLETON | Substation-Adjacent | VA | Loudoun County | 500 kV | 1,000 MW | 3.8 yrs | 70.8 |
| CORRIDOR | Substation-Adjacent | OH | Delaware County | 765 kV | 1,000 MW | 3.8 yrs | 70.6 |
| GOOSE CREEK | Substation-Adjacent | VA | Loudoun County | 500 kV | 1,000 MW | 3.8 yrs | 70.6 |
| Brooklyn Landfill Solar | Brownfield | OH | Cuyahoga | 345 kV | 4 MW | 3.8 yrs | 70.5 |
| CROMBY | Substation-Adjacent | PA | Montgomery County | 230 kV | 300 MW | 3.8 yrs | 70.3 |
| BRUNOT ISLAND | Substation-Adjacent | PA | Allegheny County | 345 kV | 600 MW | 3.8 yrs | 70.3 |
| UNKNOWN113763 | Substation-Adjacent | OH | Hamilton County | 345 kV | 600 MW | 3.8 yrs | 70.3 |
| American Bottoms Solar Project | Brownfield | MO | St. Louis | 345 kV | 2 MW | 3.8 yrs | 70.2 |
| PIERCE | Substation-Adjacent | OH | Campbell County | 345 kV | 600 MW | 3.8 yrs | 70.2 |
| HARRISON | Substation-Adjacent | WV | Harrison County | 500 kV | 1,000 MW | 3.8 yrs | 70.2 |
| UNKNOWN124436 | Substation-Adjacent | IL | Cook County | 345 kV | 600 MW | 3.8 yrs | 70.1 |
| SEWAREN | Substation-Adjacent | NJ | Richmond County | 230 kV | 300 MW | 3.8 yrs | 70.0 |
| KEENEY | Substation-Adjacent | DE | New Castle County | 500 kV | 1,000 MW | 3.8 yrs | 70.0 |
| RED LION | Substation-Adjacent | DE | New Castle County | 500 kV | 1,000 MW | 3.8 yrs | 70.0 |
| ELMONT | Substation-Adjacent | VA | Hanover County | 500 kV | 1,000 MW | 3.8 yrs | 69.9 |
| EAST WINDSOR | Substation-Adjacent | NJ | Mercer County | 500 kV | 1,000 MW | 3.8 yrs | 69.9 |
| UNKNOWN132611 | Substation-Adjacent | NJ | Richmond County | 230 kV | 300 MW | 3.8 yrs | 69.9 |
| UNKNOWN130225 | Substation-Adjacent | DE | Delaware County | 230 kV | 300 MW | 3.8 yrs | 69.9 |
| SHAWNEE | Substation-Adjacent | KY | Massac County | 500 kV | 1,000 MW | 3.8 yrs | 69.8 |
| MOSBY | Substation-Adjacent | VA | Manassas Park city | 500 kV | 1,000 MW | 3.8 yrs | 69.8 |
| CHICKAHOMINY | Substation-Adjacent | VA | Henrico County | 500 kV | 1,000 MW | 3.8 yrs | 69.6 |
| BERGEN | Substation-Adjacent | NJ | New York County | 345 kV | 600 MW | 3.8 yrs | 69.6 |
| UNKNOWN172520 | Substation-Adjacent | NJ | Hudson County | 230 kV | 300 MW | 3.8 yrs | 69.6 |
PJM FAQ
- What is PJM?
- PJM Interconnection (PJM) PJM coordinates the grid across 13 mid-Atlantic and Midwest states. It contains the world's densest datacenter cluster (Northern Virginia's 'Data Center Alley'), and its interconnection queue is the most closely watched speed-to-power constraint in the country.
- How many datacenter sites are in the PJM region?
- GridCensus catalogs 48,150 scored datacenter candidate sites in PJM, averaging 56.4/100 DC Readiness.
- What is the average interconnection-queue wait in PJM?
- Candidate sites in PJM average a 3.4 yrs queue wait with an average queue depth of 250 projects.
Dataset updated . Screening estimates derived from public data sources.
Go deeper than the public screen
This page shows a public slice of the GridCensus dataset for PJM. Pro and Enterprise plans unlock the full 164,098-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.