Datacenter Sites in Jefferson County, Kansas
Jefferson County has 7 scored datacenter candidate sites averaging 49.7/100 DC Readiness, with a catalogued aggregate of 600 MW. FEMA rates local natural-hazard risk as "Relatively High". The county has a datacenter tax incentive on record.
At a glance
Jefferson County, Kansas has 7 scored datacenter candidate sites averaging 49.7/100 DC Readiness, roughly in line with the Kansas average of 53.6. It ranks 70th of 90 Kansas counties by number of sites and 84th by average score. The top-scoring site is EC Coal Jefferson County · 71f6cba0 at 53.8/100.
Site-selection context for Jefferson County
Incentive detail: PEAK program payroll tax incentives; IRB property tax exemptions available.
How does Jefferson County compare with other counties in Kansas?
By number of scored sites, Jefferson County ranks 70th of the 90 Kansas counties with a county page, holding 0.3% of the state's 2,352 sites. Its average DC Readiness of 49.7/100 ranks 84th in the state and is roughly in line with the national average of 53.0. Nationally it has the 2670th-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 0 score 55 or higher.
What types of datacenter sites are in Jefferson County?
Greenfield sites are the most common (4, 57% of the county's inventory), followed by industrial (2) and former mine (1). Site type reflects how the parcel was identified — next to a substation, on a former mine or brownfield, on industrial or federal excess land — and is scored on the same 14 factors either way.
What are power cost, hazard, water and fiber conditions in Jefferson County?
Industrial electricity averages 9.09¢/kWh and commercial 11.42¢/kWh. FEMA's National Risk Index rates the county "Relatively High" (35). WRI water stress is medium-high. 6 fiber providers report service in the county. The climate runs 1,400 cooling degree days a year with a mean temperature of 55°F. Land is valued around $3,906 an acre.
By site type
Top datacenter sites in Jefferson County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| EC Coal Jefferson County | Greenfield | — | — | 4.3 yrs | 53.8 |
| Greenfield (HOYT - STRANGER CREEK) | Greenfield | 345 kV | 600 MW | 7.6 yrs | 50.7 |
| EC Coal Jefferson County | Greenfield | — | — | 4.3 yrs | 50.3 |
| EC Coal Jefferson County | Greenfield | — | — | 4.3 yrs | 49.9 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 48.3 |
| Y.E.S. Learning Center - Mclouth, Kansas | Industrial | — | — | 4.3 yrs | 47.5 |
| City of Oskaloosa | Industrial | — | — | 4.3 yrs | 47.4 |
Every scored site in Jefferson County
All 7 sites, best first.
Jefferson County datacenter FAQ
How many datacenter sites are in Jefferson County?
7 scored datacenter candidate sites, averaging 49.7/100 DC Readiness. That is the 70th-most of 90 Kansas counties with five or more sites.
What is the highest-scoring datacenter site in Jefferson County?
EC Coal Jefferson County · 71f6cba0 scores 53.8/100 DC Readiness, the highest of the 7 scored sites in Jefferson County (a greenfield site).
Does Jefferson County offer datacenter tax incentives?
PEAK program payroll tax incentives; IRB property tax exemptions available.
What is the natural-hazard risk in Jefferson County?
FEMA's National Risk Index rates Jefferson County as "Relatively High" (score 35).
What are industrial electricity rates in Jefferson County?
Average industrial electricity is 9.09¢/kWh and commercial is 11.42¢/kWh in Jefferson County.
More in Kansas
- All datacenter sites in Kansas· 2,352 sites
- Operating datacenters in Kansas
- Electric substations in Kansas
- Sedgwick· 273 sites · avg 53.9
- Wyandotte· 153 sites · avg 56.9
- Shawnee County· 77 sites · avg 52.1
- Montgomery County· 76 sites · avg 50.4
- Johnson County· 63 sites · avg 59.3
- Bourbon County· 60 sites · avg 49.6
- Greenfield sites in Kansas
- Industrial sites in Kansas
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 Jefferson County, Kansas”, https://gridcensus.com/datacenter-sites/kansas/jefferson-county (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 Jefferson County, Kansas 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.