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Datacenter Sites in Johnson County, Kansas

Johnson County has 63 scored datacenter candidate sites averaging 59.3/100 DC Readiness, with a catalogued aggregate of 6,300 MW. FEMA rates local natural-hazard risk as "Relatively High". The county has a datacenter tax incentive on record.

At a glance

Johnson County, Kansas has 63 scored datacenter candidate sites averaging 59.3/100 DC Readiness, about 11% above the Kansas average of 53.6. It ranks 5th of 90 Kansas counties by number of sites and 1st by average score. The top-scoring site is CRAIG at 67.6/100.

63
Candidate sites
59.3/100
Avg DC Readiness
6,300 MW
Catalogued capacity
theoretical aggregate
Relatively High
Hazard rating
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≥ 7560–7540–60≤ 40
Top 25 in Johnson County

Site-selection context for Johnson County

Yesproperty_tax_exemption
Datacenter tax incentive
10.94¢/kWh
Commercial electricity
9.68¢/kWh
Industrial electricity
17
Fiber providers
Medium-High
Water stress
$6,558
Land price / acre
1,400
Cooling degree days
5,000
Heating degree days
55°F
Mean annual temp

Incentive detail: PEAK program payroll tax incentives; IRB property tax exemptions available.

How does Johnson County compare with other counties in Kansas?

By number of scored sites, Johnson County ranks 5th of the 90 Kansas counties with a county page, holding 2.7% of the state's 2,352 sites. Its average DC Readiness of 59.3/100 ranks 1st in the state and is about 12% above the national average of 53.0. Nationally it has the 584th-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 49 score 55 or higher.

What types of datacenter sites are in Johnson County?

Substation-Adjacent sites are the most common (42, 67% of the county's inventory), followed by industrial (11) and former mine (9). 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 Johnson County?

Industrial electricity averages 9.68¢/kWh and commercial 10.94¢/kWh. FEMA's National Risk Index rates the county "Relatively High" (35). WRI water stress is medium-high. 17 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 $6,558 an acre.

By site type

Top datacenter sites in Johnson County

Top datacenter sites in Johnson County
SiteTypeVoltageCapacityQueue waitScore
CRAIGSubstation-Adjacent345 kV600 MW4.3 yrs67.6
UNKNOWN118616Substation-Adjacent345 kV600 MW4.3 yrs67.2
STILWELLSubstation-Adjacent345 kV600 MW4.3 yrs66.3
WEST GARDNERSubstation-Adjacent345 kV600 MW4.3 yrs65.6
UNKNOWN118160Substation-Adjacent161 kV100 MW4.3 yrs62.4
TAP161520Substation-Adjacent161 kV100 MW4.3 yrs62.4
UNKNOWN118112Substation-Adjacent161 kV100 MW4.3 yrs62.3
UNKNOWN118104Substation-Adjacent161 kV100 MW4.3 yrs62.3
UNKNOWN118162Substation-Adjacent161 kV100 MW4.3 yrs62.1
UNKNOWN118165Substation-Adjacent161 kV100 MW4.3 yrs62.0
UNKNOWN118139Substation-Adjacent161 kV100 MW4.3 yrs62.0
UNKNOWN173221Substation-Adjacent161 kV100 MW4.3 yrs62.0
SWITZERSubstation-Adjacent161 kV100 MW4.3 yrs62.0
UNKNOWN118164Substation-Adjacent161 kV100 MW4.3 yrs61.9
UNKNOWN118157Substation-Adjacent161 kV100 MW4.3 yrs61.8
UNKNOWN121753Substation-Adjacent161 kV100 MW4.3 yrs61.5
UNKNOWN118137Substation-Adjacent115 kV100 MW4.3 yrs61.4
UNKNOWN117552Substation-Adjacent161 kV100 MW4.3 yrs61.4
UNKNOWN121758Substation-Adjacent161 kV100 MW4.3 yrs61.3
UNKNOWN117674Substation-Adjacent161 kV100 MW4.3 yrs61.2
TAP168727Substation-Adjacent115 kV100 MW4.3 yrs61.2
TAP138809Substation-Adjacent161 kV100 MW4.3 yrs61.2
TAP168726Substation-Adjacent115 kV100 MW4.3 yrs61.1
TAP173220Substation-Adjacent161 kV100 MW4.3 yrs61.0
UNKNOWN118897Substation-Adjacent161 kV100 MW4.3 yrs61.0

Every scored site in Johnson County

All 63 sites, best first.

Johnson County datacenter FAQ

How many datacenter sites are in Johnson County?

63 scored datacenter candidate sites, averaging 59.3/100 DC Readiness. That is the 5th-most of 90 Kansas counties with five or more sites.

What is the highest-scoring datacenter site in Johnson County?

CRAIG scores 67.6/100 DC Readiness, the highest of the 63 scored sites in Johnson County (a substation-adjacent site).

Does Johnson County offer datacenter tax incentives?

PEAK program payroll tax incentives; IRB property tax exemptions available.

What is the natural-hazard risk in Johnson County?

FEMA's National Risk Index rates Johnson County as "Relatively High" (score 35).

What are industrial electricity rates in Johnson County?

Average industrial electricity is 9.68¢/kWh and commercial is 10.94¢/kWh in Johnson County.

More 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 13, 2026 — GridCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.

Cite as: GridCensus, “Datacenter candidate sites in Johnson County, Kansas”, https://gridcensus.com/datacenter-sites/kansas/johnson-county (data as of November 13, 2026).

Dataset updated . Screening estimates derived from public data sources.

Go deeper than the public screen

Every site and score for Johnson 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.

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