Datacenter Sites in Maryland
Maryland has 1,032 scored datacenter candidate sites averaging 58.1/100 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
58.1/100
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
38.9
Speed-to-power
36.7
Fiber
75.1
Water
85.1
Hazard resilience
73.9
Top 25 datacenter sites in Maryland
Ranked by DC Readiness.
| Site | Type | County | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|---|
| WAUGH CHAPEL | Substation-Adjacent | Anne Arundel County | 500 kV | 1,000 MW | 3.8 yrs | 68.3 |
| BRIGHTON | Substation-Adjacent | Howard County | 500 kV | 1,000 MW | 3.8 yrs | 67.8 |
| BURCHES HILL | Substation-Adjacent | Prince George's County | 500 kV | 1,000 MW | 3.8 yrs | 67.1 |
| ROCK SPRINGS | Substation-Adjacent | Harford County | 500 kV | 1,000 MW | 3.8 yrs | 66.4 |
| UNKNOWN162182 | Substation-Adjacent | Prince George's County | 500 kV | 1,000 MW | 3.8 yrs | 66.3 |
| TOKOMA | Substation-Adjacent | District of Columbia | 230 kV | 300 MW | 3.8 yrs | 66.3 |
| BELLS MILL | Substation-Adjacent | Montgomery County | 230 kV | 300 MW | 3.8 yrs | 65.8 |
| HIGH RIDGE | Substation-Adjacent | Howard County | 230 kV | 300 MW | 3.8 yrs | 65.7 |
| TAP139171 | Substation-Adjacent | Howard County | 230 kV | 300 MW | 3.8 yrs | 65.7 |
| EC Coal Anne Arundel County | Greenfield | Anne Arundel County | — | — | 3.5 yrs | 65.6 |
| METZEROTT ROAD | Substation-Adjacent | District of Columbia | 230 kV | 300 MW | 3.8 yrs | 65.2 |
| OZ Montgomery | Greenfield | Montgomery | — | — | 3.5 yrs | 64.7 |
| EC Near NIH Cogeneration Facility | Greenfield | Montgomery | — | — | 3.5 yrs | 64.6 |
| EC Near NIH Cogeneration Facility | Greenfield | Montgomery | — | — | 3.5 yrs | 64.6 |
| HOWARD | Substation-Adjacent | Howard County | 230 kV | 300 MW | 3.8 yrs | 64.6 |
| OZ Montgomery | Greenfield | Montgomery | — | — | 3.5 yrs | 64.5 |
| EC Coal Montgomery County | Greenfield | Montgomery County | — | — | 3.5 yrs | 64.5 |
| UNKNOWN122985 | Substation-Adjacent | Howard County | 230 kV | 300 MW | 3.8 yrs | 64.4 |
| EC Near NIH Cogeneration Facility | Greenfield | Montgomery | — | — | 3.5 yrs | 64.4 |
| EC Near Riverside (MD) | Greenfield | Baltimore | — | — | 3.5 yrs | 64.4 |
| UNKNOWN123195 | Substation-Adjacent | Baltimore city | 230 kV | 300 MW | 3.8 yrs | 64.4 |
| Gould Street | Brownfield | Baltimore city | — | 104 MW | 3.5 yrs | 64.3 |
| Forty West Landfill | Brownfield | Washington | — | 2 MW | 3.8 yrs | 64.3 |
| TAP139085 | Substation-Adjacent | Howard County | 230 kV | 300 MW | 3.8 yrs | 64.2 |
| OZ Prince George's | Greenfield | Prince George's | — | — | 3.5 yrs | 64.2 |
Counties in Maryland
24 counties with five or more scored sites.
Baltimore County170 · 59.0Garrett County86 · 53.4Allegany County83 · 53.4Anne Arundel County73 · 58.9Prince George's County61 · 60.7Montgomery53 · 60.4Baltimore51 · 62.2Harford County49 · 61.8Frederick County48 · 61.8Cecil County45 · 57.0Washington County42 · 60.0Talbot36 · 52.6Carroll County33 · 60.4Charles33 · 58.6Somerset24 · 51.2Worcester23 · 53.9Howard County22 · 69.6Caroline County21 · 57.0Wicomico County20 · 55.6Calvert County17 · 60.8St. Mary's County15 · 52.6Kent County11 · 56.4Queen Anne's County8 · 55.7Dorchester6 · 55.6
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 58.1/100.
- 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.