Datacenter Sites in Wyoming
Wyoming has 1,639 scored datacenter candidate sites averaging 52.2/100 DC Readiness. Federal Excess parcels lead the inventory (750 sites). Most sites interconnect through SPP. The state's candidate sites carry a catalogued aggregate of 58.0k MW and average a 4.0 yrs interconnection-queue wait.
At a glance
Wyoming has 1,639 scored datacenter candidate sites, the 37th-most of the 50 states, DC and Puerto Rico, averaging 52.2/100 DC Readiness against a national average of 53.0. Its average score ranks 37th among states. The state also has 40 operating datacenters and 13 internet exchange facilities on record.
How does Wyoming compare with other states for datacenter sites?
By number of scored candidate sites, Wyoming ranks 37th of the 50 states, DC and Puerto Rico (1,639 of 147,272 nationally, 1.1%). Its average DC Readiness of 52.2/100 ranks 37th and is roughly in line with the national average of 53.0. The average interconnection-queue wait at its sites, 4.0-year, is the 17th-shortest of the group (national 4.2-year).
Across the five headline sub-scores, Wyoming is strongest relative to the nation on natural hazard (88.5 vs 66.8 nationally) and weakest on water (48.4 vs 72.3). Power and speed to power carry 20% of the score each, fiber 12%, water 7% and hazard 6%.
Which counties in Wyoming have the most datacenter sites?
Fremont County (211 sites, average 50.6), Big Horn County (127 sites, average 51.4), and Natrona County (119 sites, average 53.8) hold the largest inventories. Together the top 3 account for 28% of the state's scored sites. Sheridan County has the highest average score among counties with at least 10 sites (58.7/100). 23 counties have five or more scored sites and their own county page.
What kinds of sites and grid regions are in Wyoming?
Federal Excess parcels are the largest category (750, 46%), followed by substation-adjacent (441) and former mine (221). Sites span 2 grid regions; SPP covers 59% of them.
By site type
Average sub-score profile
How Wyoming's candidate sites score on each DC Readiness dimension (0–100 average).
Top 25 datacenter sites in Wyoming
Ranked by DC Readiness.
| Site | Type | County | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|---|
| Warren AFB Wind | Brownfield | Laramie | 35 kV | 3 MW | 4.3 yrs | 69.1 |
| Chevron Casper Wind Farm | Brownfield | Natrona | 115 kV | 17 MW | 3.5 yrs | 68.0 |
| EC Coal Sheridan County | Greenfield | Sheridan County | — | — | 4.3 yrs | 67.3 |
| EC Coal Sheridan County | Greenfield | Sheridan County | — | — | 4.3 yrs | 67.1 |
| UNKNOWN206586 | Substation-Adjacent | Laramie County | 230 kV | 300 MW | 4.3 yrs | 67.0 |
| CHEYENNE | Substation-Adjacent | Laramie County | 230 kV | 300 MW | 4.3 yrs | 66.9 |
| SHERIDAN | Substation-Adjacent | Sheridan County | 230 kV | 300 MW | 4.3 yrs | 66.5 |
| UNKNOWN205186 | Substation-Adjacent | Laramie County | 230 kV | 300 MW | 4.3 yrs | 66.2 |
| UNKNOWN201471 | Substation-Adjacent | Platte County | 345 kV | 600 MW | 4.3 yrs | 66.1 |
| ARCHER | Substation-Adjacent | Laramie County | 230 kV | 300 MW | 4.3 yrs | 65.7 |
| UNKNOWN201258 | Substation-Adjacent | Natrona County | 230 kV | 300 MW | 3.5 yrs | 65.5 |
| UNKNOWN202379 | Substation-Adjacent | Natrona County | 230 kV | 300 MW | 3.5 yrs | 65.5 |
| EC Coal Sheridan County | Greenfield | Sheridan County | — | — | 4.3 yrs | 65.5 |
| UNKNOWN201359 | Substation-Adjacent | Campbell County | 230 kV | 300 MW | 4.3 yrs | 65.1 |
| UNKNOWN204384 | Substation-Adjacent | Campbell County | 230 kV | 300 MW | 4.3 yrs | 64.9 |
| UNKNOWN201476 | Substation-Adjacent | Campbell County | 230 kV | 300 MW | 4.3 yrs | 64.8 |
| TONGUE RIVER | Substation-Adjacent | Sheridan County | 230 kV | 300 MW | 4.3 yrs | 64.6 |
| EC Near Neil Simpson | Greenfield | Campbell | — | — | 4.3 yrs | 64.5 |
| EC Coal Sheridan County | Greenfield | Sheridan County | — | — | 4.3 yrs | 64.4 |
| UNKNOWN204232 | Substation-Adjacent | Laramie County | 230 kV | 300 MW | 4.3 yrs | 64.3 |
| EC Near Cheyenne Prairie Generating Station | Greenfield | Laramie | — | — | 4.3 yrs | 64.3 |
| Dave Johnston Mine / Rolling Hills | Brownfield | Converse | 115 kV | 119 MW | 3.5 yrs | 64.2 |
| OZ Laramie | Greenfield | Laramie | — | — | 4.3 yrs | 64.1 |
| HUGHES | Substation-Adjacent | Campbell County | 230 kV | 300 MW | 4.3 yrs | 64.1 |
| EC Near Neil Simpson | Greenfield | Campbell | — | — | 4.3 yrs | 64.0 |
Counties in Wyoming
23 counties with five or more scored sites.
Operating datacenters in Wyoming
40 operating datacenter facilities in Wyoming are on record, the 18th-most of any state. Cheyenne has the largest cluster (6 facilities). The operators with the most facilities here are Advanced Communications Technology (7), Microsoft (6), Mountain West Technologies Corporation (2). Footprints are recorded for 18 of them, totalling about 21.2 million square feet.
Cheyenne (6)
- NCAR-Wyoming Supercomputing Center · University Corporation for Atmospheric Research
- Microsoft Cheyenne DC · Microsoft
- Cogent Cheyenne · Cogent Communications, Inc.
- Lunavi - Cheyenne · Lunavi, Inc.
- Mountain West Technologies - Cheyenne · Mountain West Technologies Corporation
- NCAR Cheyenne · NCAR-Wyoming
Casper (2)
- ACT Casper · Advanced Communications Technology
- Mountain West Technologies - Casper · Mountain West Technologies Corporation
Sheridan (2)
- ACT Sheridan · Advanced Communications Technology
- DC Host Sheridan · DC HOST INC
Buffalo (1)
- ACT Buffalo · Advanced Communications Technology
Douglas (1)
- ACT Douglas · Advanced Communications Technology
Gillette (1)
- ACT Gillette · Advanced Communications Technology
Pine Bluffs (1)
Riverton (1)
- ACT Riverton · Advanced Communications Technology
Wheatland (1)
- ACT Wheatland · Advanced Communications Technology
City not recorded (24)
- Meta Cheyenne Data Center · Meta
- Microsoft CYS Datacenter · Microsoft
- MineOne Wyoming Data Center · MineOne
- Datacenter 01177975788
- Datacenter 01177975789
- Datacenter 00414055239 · Microsoft
- Datacenter 00537172526
- Datacenter 00537172528
- Datacenter 00537172525
- Datacenter 00537172527
- CYS42 Datacenter · Microsoft
- Datacenter 01177975784
- CYS41 Datacenter · Microsoft
- Datacenter 01177975783
- Datacenter 01177975782 · Microsoft
- Datacenter 01414729942
- Datacenter 1197757147
- Datacenter 1377227154
- Datacenter 1485867694
- Datacenter 1485867695
- Datacenter 1485867696
- Datacenter 1485867768
- Datacenter 1485867769
- Datacenter 1534114833
Internet exchange and peering facilities in Wyoming
13 peering and colocation facilities in Wyoming are listed in PeeringDB. Cheyenne has the most (3). The best-connected facility hosts 4 networks; the median facility in the state hosts 1 networks.
Cheyenne (3)
- Lunavi - Cheyenne · 4 networks
- Mountain West Technologies - Cheyenne · 3 networks
- Cogent Cheyenne · 0 networks
Casper (2)
- Mountain West Technologies - Casper · 3 networks
- ACT Casper · 2 networks
Sheridan (2)
- ACT Sheridan · 1 networks
- DC Host Sheridan · 0 networks
Buffalo (1)
- ACT Buffalo · 1 networks
Chugwater (1)
- ACT Chugwater · 2 networks
Douglas (1)
- ACT Douglas · 2 networks
Gillette (1)
- ACT Gillette · 1 networks
Riverton (1)
- ACT Riverton · 1 networks
Wheatland (1)
- ACT Wheatland · 1 networks
Wyoming datacenter site selection FAQ
How many datacenter sites are in Wyoming?
GridCensus catalogs 1,639 scored datacenter candidate sites in Wyoming, with an average DC Readiness score of 52.2/100. That is the 37th-largest inventory of the 50 states, DC and Puerto Rico.
How many operating datacenters are in Wyoming?
40 operating datacenter facilities in Wyoming are on record, the 18th-most of any state. Cheyenne has the most (6). Advanced Communications Technology operates the most facilities in the state (7).
What is the average interconnection-queue wait in Wyoming?
Candidate sites in Wyoming average a 4.0-year interconnection-queue wait, with an average queue depth of 19 projects. The national average across all scored sites is 4.2-year, and Wyoming has the 17th-shortest average wait of the 50 states, DC and Puerto Rico.
Which county in Wyoming has the most datacenter sites?
Fremont County has the most scored candidate sites in Wyoming (211), followed by Big Horn County (127) and Natrona County (119). Among counties with at least 10 sites, Sheridan County has the highest average DC Readiness (58.7/100).
What kind of datacenter sites are most common in Wyoming?
Federal Excess sites are the most common category in Wyoming (750 sites, 46% of the inventory), and most sites fall within the SPP grid region.
How many internet exchange facilities are in Wyoming?
13 peering and colocation facilities listed in PeeringDB are in Wyoming. Cheyenne has the most (3). The best-connected one hosts 4 networks.
Looking for a specific record? The directory lists every scored datacenter site in Wyoming, A to Z.
More Wyoming infrastructure
- Electric substations in Wyoming
- Brownfield and retired power plant sites in Wyoming
- WECC grid region· 669 sites here
- SPP grid region· 970 sites here
- Federal Excess sites in Wyoming· 750
- Substation-Adjacent sites in Wyoming· 441
- Former Mine sites in Wyoming· 221
- Greenfield sites in Wyoming· 119
- States ranked by datacenter readiness
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, “Datacenter candidate sites in Wyoming”, https://gridcensus.com/datacenter-sites/wyoming (data as of November 12, 2026).
Dataset updated . Screening estimates derived from public data sources.
Go deeper than the public screen
Every site and score for Wyoming 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.