623 W 20th Street
IndustrialLaramie County, Wyoming · SPP
At a glance
623 W 20th Street is an industrial datacenter candidate site in Laramie County, Wyoming, scoring 56.7/100 DC Readiness — 31st of 85 scored sites in the county. It sits in the SPP grid region, where interconnection has averaged 4.3 years from request to operation.
Power & interconnection
Speed to power
Middle-of-the-pack interconnection conditions for this grid.
Connectivity
Risk & environment
Location context
Regulatory climate
Low-cost power and land; DC-friendly posture.
Incentive detail: No state corporate or personal income tax; low property taxes.
Site location
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How does 623 W 20th Street compare with other sites in Laramie County?
623 W 20th Street ranks 31st of 85 scored candidate sites in Laramie County. Its 56.7/100 is roughly in line with the county average of 58.5. It is roughly in line with the Wyoming average of 52.2 and roughly in line with the national average of 53.2.
Against the Wyoming average, its strongest sub-score is fiber connectivity (93 vs 58) and its weakest is power availability (30 vs 38). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is 623 W 20th Street to power, fiber and other datacenters?
For connectivity, the nearest internet exchange facility is Cogent Cheyenne at 0.7 miles. 9 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is NCAR Cheyenne, 0.3 miles away.
What are the flood, water and hazard risks at 623 W 20th Street?
At the county level, FEMA's National Risk Index rates Laramie County "Very Low".
Full DC Readiness breakdown
All 13 weighted sub-scores (0–100) behind the composite DC Readiness score.
Nearby comparable sites
Other scored datacenter candidate sites in Laramie County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| Warren AFB Wind | Brownfield | 35 kV | 3 MW | 4.3 yrs | 69.1 |
| UNKNOWN206586 | Substation-Adjacent | 230 kV | 300 MW | 4.3 yrs | 67.0 |
| CHEYENNE | Substation-Adjacent | 230 kV | 300 MW | 4.3 yrs | 66.9 |
| UNKNOWN205186 | Substation-Adjacent | 230 kV | 300 MW | 4.3 yrs | 66.2 |
| ARCHER | Substation-Adjacent | 230 kV | 300 MW | 4.3 yrs | 65.7 |
| UNKNOWN203998 | Substation-Adjacent | 230 kV | 300 MW | 4.3 yrs | 64.5 |
| UNKNOWN204232 | Substation-Adjacent | 230 kV | 300 MW | 4.3 yrs | 64.3 |
| EC Near Cheyenne Prairie Generating Station | Greenfield | — | — | 4.3 yrs | 64.3 |
623 W 20th Street: common questions
What is the DC Readiness score of 623 W 20th Street?
623 W 20th Street scores 56.7/100 on the GridCensus DC Readiness scale, rated good. It ranks 31st of 85 scored sites in Laramie County. The Laramie County average is 58.5 and the Wyoming average is 52.2.
What grid region is 623 W 20th Street in?
623 W 20th Street is in the SPP region. Projects interconnecting there have averaged a 4.3-year wait from queue request to operation.
How far is 623 W 20th Street from an internet exchange?
The nearest internet exchange facility is Cogent Cheyenne, about 0.7 miles away; 9 fiber providers report service at the location.
Related pages
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 October 10, 2026 — GridCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “623 W 20th Street, Laramie County, WY”, https://gridcensus.com/datacenter-sites/wyoming/laramie-county/623-w-20th-street-975befbc (data as of October 10, 2026).
Dataset updated . Screening estimates derived from public data sources.
Figures are screening estimates derived from public infrastructure data. Catalogued capacity reflects theoretical candidate capacity, not deliverable or committed interconnection. Confirm all values with the utility, ISO, and on-the-ground due diligence.
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