Datacenter Sites in Maryland
Maryland has 1,032 scored datacenter candidate sites averaging 54.2/100 DC Readiness. Greenfield parcels lead the inventory (326 sites). Most sites interconnect through PJM. The state's candidate sites carry a catalogued aggregate of 97.2k MW and average a 3.3 yrs interconnection-queue wait.
1,032
Candidate sites
54.2/100
Avg DC Readiness
97.2k MW
Catalogued capacity
theoretical aggregate
3.3 yrs
Avg queue wait
By site type
Average sub-score profile
How Maryland's candidate sites score on each DC Readiness dimension (0–100 average).
Power availability
40.4
Speed-to-power
37.7
Fiber
64.8
Water
70.3
Hazard resilience
61.8
Top 25 datacenter sites in Maryland
Ranked by DC Readiness.
| Site | Type | County | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|---|
| UNKNOWN162181 | Substation-Adjacent | Prince George's County | 500 kV | 1,000 MW | 3.1 yrs | 78.3 |
| WAUGH CHAPEL | Substation-Adjacent | Anne Arundel County | 500 kV | 1,000 MW | 3.1 yrs | 77.7 |
| UNKNOWN162182 | Substation-Adjacent | Prince George's County | 500 kV | 1,000 MW | 3.1 yrs | 77.6 |
| CONASTONE | Substation-Adjacent | Harford County | 500 kV | 1,000 MW | 3.0 yrs | 77.2 |
| CONASTONE | Substation-Adjacent | Baltimore County | 500 kV | 1,000 MW | 3.1 yrs | 77.1 |
| ROCK SPRINGS | Substation-Adjacent | Harford County | 500 kV | 1,000 MW | 3.0 yrs | 76.5 |
| ROCK SPRINGS | Substation-Adjacent | Harford County | 500 kV | 1,000 MW | 3.5 yrs | 76.0 |
| SANDY SPRING | Substation-Adjacent | Howard County | 230 kV | 300 MW | 3.1 yrs | 75.8 |
| TAP139321 | Substation-Adjacent | Montgomery County | 500 kV | 1,000 MW | 3.1 yrs | 75.6 |
| CLARKSBURG | Substation-Adjacent | Montgomery County | 230 kV | 300 MW | 3.1 yrs | 74.8 |
| HIGH RIDGE | Substation-Adjacent | Howard County | 230 kV | 300 MW | 3.1 yrs | 74.7 |
| BRIGHTON | Substation-Adjacent | Howard County | 500 kV | 1,000 MW | 3.1 yrs | 74.6 |
| TAP161305 | Substation-Adjacent | Harford County | 230 kV | 300 MW | 3.1 yrs | 74.5 |
| DELTA YORK EC | Substation-Adjacent | Harford County | 500 kV | 1,000 MW | 3.0 yrs | 74.5 |
| DOUBS | Substation-Adjacent | Frederick County | 500 kV | 1,000 MW | 3.1 yrs | 74.2 |
| TAP139087 | Substation-Adjacent | Howard County | 230 kV | 300 MW | 3.1 yrs | 74.2 |
| JERICHO | Substation-Adjacent | Anne Arundel County | 230 kV | 300 MW | 3.1 yrs | 74.2 |
| Greenfield (ROCK SPRINGS - KEENEY) | Greenfield | Cecil County | 500 kV | 1,000 MW | 1.5 yrs | 74.1 |
| PEACH BOTTOM | Substation-Adjacent | Harford County | 500 kV | 1,000 MW | 3.0 yrs | 74.0 |
| MORGANTOWN GENERATING PLANT | Substation-Adjacent | Charles County | 230 kV | 300 MW | 3.1 yrs | 73.7 |
| WILDE LAKE | Substation-Adjacent | Howard County | 230 kV | 300 MW | 3.1 yrs | 73.7 |
| BRANDYWINE POWER FACILITY | Substation-Adjacent | Prince George's County | 230 kV | 300 MW | 3.1 yrs | 73.7 |
| NORBECK | Substation-Adjacent | Montgomery County | 230 kV | 300 MW | 3.1 yrs | 73.7 |
| UNKNOWN122905 | Substation-Adjacent | Montgomery County | 230 kV | 300 MW | 3.1 yrs | 73.6 |
| OAK GROVE | Substation-Adjacent | Prince George's County | 230 kV | 300 MW | 3.1 yrs | 73.3 |
Counties in Maryland
24 counties with five or more scored sites.
Baltimore County170 · 52.3Garrett County86 · 47.7Allegany County83 · 47.7Anne Arundel County73 · 54.9Prince George's County61 · 57.4Montgomery53 · 57.4Baltimore51 · 60.1Harford County49 · 60.7Frederick County48 · 59.9Cecil County45 · 51.3Washington County42 · 57.8Talbot36 · 46.4Carroll County33 · 57.3Charles33 · 58.2Somerset24 · 50.0Worcester23 · 51.4Howard County22 · 70.1Caroline County21 · 55.2Wicomico County20 · 53.0Calvert County17 · 61.8St. Mary's County15 · 48.5Kent County11 · 53.1Queen Anne's County8 · 53.5Dorchester6 · 52.1
Maryland datacenter site selection FAQ
- How many datacenter sites are in Maryland?
- GridCensus catalogs 1,032 scored datacenter candidate sites in Maryland, with an average DC Readiness score of 54.2/100.
- What is the average interconnection-queue wait in Maryland?
- Candidate sites in Maryland average a 3.3 yrs interconnection-queue wait, with an average queue depth of 408 projects.
- What kind of datacenter sites are most common in Maryland?
- Greenfield sites are the most common category in Maryland (326 sites), and most sites fall within the PJM grid region.
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 Maryland. 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.