Greenfield Datacenter Sites in Maine
At a glance
Undeveloped land with no prior industrial use. Greenfield parcels offer maximum design flexibility and large contiguous footprints, but typically require full utility build-out — the speed-to-power story hinges on proximity to existing transmission.
Top greenfield sites in Maine
| Site | Type | County | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|---|
| OZ York | Greenfield | York | — | — | 4.3 yrs | 62.0 |
| EC Near Red Shield Envir Old Town Facility | Greenfield | Penobscot | — | — | 4.3 yrs | 61.8 |
| OZ Penobscot | Greenfield | Penobscot | — | — | 4.3 yrs | 61.2 |
| Greenfield (SOUTH GORHAM - RAVEN FARM) | Greenfield | Cumberland County | 345 kV | 600 MW | 4.3 yrs | 61.2 |
| Greenfield (MAGUIRE ROAD - SOUTH GORHAM) | Greenfield | Cumberland County | 345 kV | 600 MW | 4.3 yrs | 61.1 |
| EC Near Red Shield Envir Old Town Facility | Greenfield | Penobscot | — | — | 4.3 yrs | 60.5 |
| Greenfield (ORRINGTON - ALBION ROAD) | Greenfield | Hancock County | 345 kV | 600 MW | 4.3 yrs | 60.4 |
| OZ Cumberland | Greenfield | Cumberland | — | — | 4.3 yrs | 59.7 |
| OZ Cumberland | Greenfield | Cumberland | — | — | 4.3 yrs | 59.7 |
| EC Near Red Shield Envir Old Town Facility | Greenfield | Penobscot | — | — | 4.3 yrs | 59.5 |
| Greenfield (SURROWIEC - MAINE YANKEE) | Greenfield | Sagadahoc County | 345 kV | 600 MW | 4.3 yrs | 59.2 |
| Greenfield (BUXTON - SCOBIE POND 345KV) | Greenfield | York County | 345 kV | 600 MW | 4.3 yrs | 59.0 |
| Greenfield (MAGUIRE ROAD - ELIOT) | Greenfield | York County | 345 kV | 600 MW | 4.3 yrs | 58.6 |
| EC Near Red Shield Envir Old Town Facility | Greenfield | Penobscot | — | — | 4.3 yrs | 57.6 |
| EC Near Red Shield Envir Old Town Facility | Greenfield | Penobscot | — | — | 4.3 yrs | 57.1 |
| EC Near Red Shield Envir Old Town Facility | Greenfield | Penobscot | — | — | 4.3 yrs | 56.9 |
| OZ Aroostook | Greenfield | Aroostook | — | — | 4.3 yrs | 56.7 |
| OZ Kennebec | Greenfield | Kennebec | — | — | 4.3 yrs | 56.5 |
| EC Near Mead Rumford Cogen | Greenfield | Oxford | — | — | 4.3 yrs | 55.8 |
| OZ Penobscot | Greenfield | Penobscot | — | — | 4.3 yrs | 55.7 |
| OZ Sagadahoc | Greenfield | Sagadahoc | — | — | 4.3 yrs | 55.7 |
| EC Near Bucksport Generation LLC | Greenfield | Hancock | — | — | 4.3 yrs | 55.6 |
| EC Near Bucksport Generation LLC | Greenfield | Hancock | — | — | 4.3 yrs | 55.3 |
| EC Near Bucksport Generation LLC | Greenfield | Hancock | — | — | 4.3 yrs | 55.3 |
| EC Near Anson Abenaki Hydros | Greenfield | Somerset | — | — | 4.3 yrs | 55.1 |
How does Maine compare with other states for greenfield sites?
With 93 sites, Maine ranks 41st of the 51 states that have any greenfield candidate sites. Texas leads with 1,276. Nationally, greenfield sites average 55.3/100 DC Readiness, above the 53.0 average across all site types. Across every site type, Maine averages 53.5, the 29th-highest of 52 states, and its candidate sites face an average interconnection-queue wait of 4.3 years.
Where are the highest-scoring greenfield sites in Maine?
The top 25 range from 62.0 to 55.1 on the 0–100 DC Readiness Score. They are concentrated in Penobscot (8), Cumberland County (4), Hancock County (4) and York (3). By grid region, 25 are in ISO-NE.
County pages: Penobscot · Cumberland County · Hancock County · York
What power, fiber and flood exposure do these greenfield sites have?
Of the top 25 greenfield sites in Maine, 6 have a recorded nearest-substation voltage, with a median of 345 kV; for 6 that substation is rated 230 kV or higher. Their counties have a median of 10 fixed fiber broadband providers in FCC data. The median distance to the nearest internet exchange facility is 28 km. The median interconnection-queue wait in their markets is 4.3 years. None of the 20 with a mapped FEMA flood zone sits in a high-risk (A or V) zone.
Frequently asked questions
How many greenfield datacenter sites are in Maine?
GridCensus catalogs 93 greenfield datacenter candidate sites in Maine, 0.5% of the national total for this type (41st of 51 states).
What is a greenfield datacenter site?
Undeveloped land with no prior industrial use. Greenfield parcels offer maximum design flexibility and large contiguous footprints, but typically require full utility build-out — the speed-to-power story hinges on proximity to existing transmission.
What is the best greenfield datacenter site in Maine?
By DC Readiness Score, OZ York in York ranks first at 62.0/100, followed by EC Near Red Shield Envir Old Town Facility in Penobscot at 61.8.
Which Maine counties have the best greenfield sites?
The top 25 greenfield sites in Maine are concentrated in Penobscot (8), Cumberland County (4), Hancock County (4) and York (3).
How does Maine score for datacenters overall?
All 1,183 scored sites in Maine average 53.5/100 DC Readiness, the 29th-highest of 52 states, against a national average of 53.0.
More on greenfield sites and Maine
Greenfield sites in other states
- Greenfield sites in Texas· 1,276 sites
- Greenfield sites in Pennsylvania· 973 sites
- Greenfield sites in California· 941 sites
- Greenfield sites in Illinois· 913 sites
- Greenfield sites in Florida· 791 sites
- Greenfield sites in Michigan· 719 sites
- Greenfield sites in Ohio· 680 sites
- Greenfield sites in Kentucky· 640 sites
Dataset updated . Screening estimates derived from public data sources.
About this data
Source: GridCensus composite of HIFLD transmission and substation data, EIA, FEMA National Risk Index, FCC broadband data, PeeringDB and ISO interconnection queues, as published November 12, 2026 — GridCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “Greenfield datacenter sites in Maine”, https://gridcensus.com/site-types/greenfield/maine (data as of November 12, 2026).
Go deeper than the public screen
Every site and score for Greenfield sites in Maine is free to browse. Pro adds Watchtower on 25 sites, alerts when new candidate sites, datacenters or interconnection-queue requests appear in your markets, score and capacity history, and CSV export. Enterprise adds team seats, weekly data files for all 147,272 sites, the REST API and an MCP server for AI tools.