Greenfield Datacenter Sites in Idaho
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 Idaho
| Site | Type | County | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|---|
| OZ Kootenai | Greenfield | Kootenai | — | — | 5.0 yrs | 62.5 |
| OZ Canyon | Greenfield | Canyon | — | — | 5.0 yrs | 61.3 |
| Greenfield (PLEASANT VALLEY - WOOD STREET) | Greenfield | Putnam County | 345 kV | 600 MW | 5.0 yrs | 60.5 |
| OZ Latah | Greenfield | Latah | — | — | 5.0 yrs | 59.8 |
| EC Near Bennett Mountain | Greenfield | Elmore | — | — | 5.0 yrs | 59.8 |
| EC Near Bennett Mountain | Greenfield | Elmore | — | — | 5.0 yrs | 59.8 |
| EC FFE Payette County | Greenfield | Payette County | — | — | 5.0 yrs | 59.8 |
| OZ Shoshone | Greenfield | Shoshone | — | — | 5.0 yrs | 59.7 |
| Greenfield (STAR - UNKNOWN177487) | Greenfield | Wayne County | 345 kV | 600 MW | 5.0 yrs | 59.7 |
| EC Near Bennett Mountain | Greenfield | Elmore | — | — | 5.0 yrs | 59.6 |
| Greenfield (STAR - UNKNOWN177487) | Greenfield | Wayne County | 345 kV | 600 MW | 5.0 yrs | 59.6 |
| EC Near Bennett Mountain | Greenfield | Elmore | — | — | 5.0 yrs | 59.5 |
| EC Near Bennett Mountain | Greenfield | Elmore | — | — | 5.0 yrs | 59.1 |
| EC Near Bennett Mountain | Greenfield | Elmore | — | — | 5.0 yrs | 58.9 |
| EC Near Bennett Mountain | Greenfield | Elmore | — | — | 5.0 yrs | 58.9 |
| EC FFE Bonner County | Greenfield | Bonner County | — | — | 5.0 yrs | 58.9 |
| Greenfield (PLEASANT VALLEY - ATHENS) | Greenfield | Dutchess County | 345 kV | 600 MW | 5.0 yrs | 58.6 |
| EC Near Bennett Mountain | Greenfield | Elmore | — | — | 5.0 yrs | 58.5 |
| OZ Canyon | Greenfield | Canyon | — | — | 5.0 yrs | 58.4 |
| EC FFE Adams County | Greenfield | Adams County | — | — | 5.0 yrs | 58.2 |
| OZ Minidoka | Greenfield | Minidoka | — | — | 5.0 yrs | 57.9 |
| EC Near Bennett Mountain | Greenfield | Elmore | — | — | 5.0 yrs | 57.7 |
| EC FFE Latah County | Greenfield | Latah County | — | — | 5.0 yrs | 57.6 |
| OZ Twin Falls | Greenfield | Twin Falls | — | — | 5.0 yrs | 57.4 |
| OZ Idaho | Greenfield | Idaho | — | — | 5.0 yrs | 56.5 |
How does Idaho compare with other states for greenfield sites?
With 42 sites, Idaho ranks 48th 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, Idaho averages 51.7, the 44th-highest of 52 states, and its candidate sites face an average interconnection-queue wait of 4.9 years.
Where are the highest-scoring greenfield sites in Idaho?
The top 25 range from 62.5 to 56.5 on the 0–100 DC Readiness Score. They are concentrated in Elmore (9), Canyon (2), Latah (2) and Wayne County (2). By grid region, 21 are in WECC, 2 are in NYISO and 2 are in PJM.
County pages: Elmore · Canyon · Latah · Wayne County
What power, fiber and flood exposure do these greenfield sites have?
Of the top 25 greenfield sites in Idaho, 4 have a recorded nearest-substation voltage, with a median of 345 kV; for 4 that substation is rated 230 kV or higher. Their counties have a median of 6 fixed fiber broadband providers in FCC data. The median distance to the nearest internet exchange facility is 63 km. The median interconnection-queue wait in their markets is 5.0 years. 1 of the 21 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 Idaho?
GridCensus catalogs 42 greenfield datacenter candidate sites in Idaho, 0.2% of the national total for this type (48th 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 Idaho?
By DC Readiness Score, OZ Kootenai in Kootenai ranks first at 62.5/100, followed by OZ Canyon in Canyon at 61.3.
Which Idaho counties have the best greenfield sites?
The top 25 greenfield sites in Idaho are concentrated in Elmore (9), Canyon (2), Latah (2) and Wayne County (2).
How does Idaho score for datacenters overall?
All 2,171 scored sites in Idaho average 51.7/100 DC Readiness, the 44th-highest of 52 states, against a national average of 53.0.
More on greenfield sites and Idaho
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 Idaho”, https://gridcensus.com/site-types/greenfield/idaho (data as of November 12, 2026).
Go deeper than the public screen
Every site and score for Greenfield sites in Idaho 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.