Greenfield Datacenter Sites in Montana
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 Montana
| Site | Type | County | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|---|
| EC Coal Yellowstone County | Greenfield | Yellowstone County | — | — | 1.1 yrs | 66.9 |
| EC Near J E Corette Plant | Greenfield | Yellowstone | — | — | 1.1 yrs | 66.7 |
| EC Near J E Corette Plant | Greenfield | Yellowstone | — | — | 1.1 yrs | 66.0 |
| EC Coal Rosebud County | Greenfield | Rosebud County | — | — | 1.1 yrs | 65.7 |
| EC Near Colstrip | Greenfield | Rosebud | — | — | 1.1 yrs | 65.7 |
| OZ Gallatin | Greenfield | Gallatin | — | — | 1.1 yrs | 65.3 |
| EC Coal Yellowstone County | Greenfield | Yellowstone County | — | — | 1.1 yrs | 65.2 |
| EC Near J E Corette Plant | Greenfield | Yellowstone | — | — | 1.1 yrs | 65.2 |
| EC Near Colstrip | Greenfield | Rosebud | — | — | 1.1 yrs | 64.9 |
| EC Near Colstrip | Greenfield | Rosebud | — | — | 1.1 yrs | 64.9 |
| EC Near Colstrip | Greenfield | Rosebud | — | — | 1.1 yrs | 64.6 |
| EC Near Colstrip | Greenfield | Rosebud | — | — | 1.1 yrs | 64.4 |
| EC Near Colstrip | Greenfield | Rosebud | — | — | 1.1 yrs | 64.4 |
| EC Near J E Corette Plant | Greenfield | Yellowstone | — | — | 1.1 yrs | 64.4 |
| EC Near Colstrip | Greenfield | Rosebud | — | — | 1.1 yrs | 64.3 |
| EC Near Colstrip | Greenfield | Rosebud | — | — | 1.1 yrs | 63.0 |
| EC Coal Golden Valley County | Greenfield | Golden Valley County | — | — | 1.1 yrs | 62.9 |
| EC Near Colstrip | Greenfield | Rosebud | — | — | 1.1 yrs | 62.7 |
| EC Near Lewis & Clark | Greenfield | Richland | — | — | 1.1 yrs | 62.0 |
| EC Near Lewis & Clark | Greenfield | Richland | — | — | 1.1 yrs | 62.0 |
| OZ Lincoln | Greenfield | Lincoln | — | — | 1.1 yrs | 61.9 |
| EC Near Colstrip | Greenfield | Rosebud | — | — | 1.1 yrs | 61.7 |
| EC Near Lewis & Clark | Greenfield | Richland | — | — | 1.1 yrs | 61.7 |
| EC Near Lewis & Clark | Greenfield | Richland | — | — | 1.1 yrs | 61.7 |
| EC Coal Musselshell County | Greenfield | Musselshell County | — | — | 1.1 yrs | 61.6 |
How does Montana compare with other states for greenfield sites?
With 66 sites, Montana ranks 43rd 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, Montana averages 54.3, the 21st-highest of 52 states, and its candidate sites face an average interconnection-queue wait of 1.1 years.
Where are the highest-scoring greenfield sites in Montana?
The top 25 range from 66.9 to 61.6 on the 0–100 DC Readiness Score. They are concentrated in Rosebud County (11), Yellowstone County (6) and Richland (4). By grid region, 13 are in SPP and 12 are in WECC.
County pages: Rosebud County · Yellowstone County · Richland · Gallatin
What power, fiber and flood exposure do these greenfield sites have?
Their counties have a median of 3 fixed fiber broadband providers in FCC data. The median distance to the nearest internet exchange facility is 10 km. The median interconnection-queue wait in their markets is 1.1 years. None of the 25 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 Montana?
GridCensus catalogs 66 greenfield datacenter candidate sites in Montana, 0.4% of the national total for this type (43rd 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 Montana?
By DC Readiness Score, EC Coal Yellowstone County in Yellowstone County ranks first at 66.9/100, followed by EC Near J E Corette Plant in Yellowstone at 66.7.
Which Montana counties have the best greenfield sites?
The top 25 greenfield sites in Montana are concentrated in Rosebud County (11), Yellowstone County (6) and Richland (4).
How does Montana score for datacenters overall?
All 2,542 scored sites in Montana average 54.3/100 DC Readiness, the 21st-highest of 52 states, against a national average of 53.0.
More on greenfield sites and Montana
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 13, 2026 — GridCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “Greenfield datacenter sites in Montana”, https://gridcensus.com/site-types/greenfield/montana (data as of November 13, 2026).
Go deeper than the public screen
Every site and score for Greenfield sites in Montana 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.