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Datacenter Sites in Clark County, Wisconsin

Clark County has 36 scored datacenter candidate sites averaging 54.4/100 DC Readiness, with a catalogued aggregate of 1,355 MW. FEMA rates local natural-hazard risk as "Relatively Low". The county has a datacenter tax incentive on record.

At a glance

Clark County, Wisconsin has 36 scored datacenter candidate sites averaging 54.4/100 DC Readiness, roughly in line with the Wisconsin average of 55.4. It ranks 32nd of 72 Wisconsin counties by number of sites and 41st by average score. The top-scoring site is T CORNERS at 58.2/100.

36
Candidate sites
54.4/100
Avg DC Readiness
1,355 MW
Catalogued capacity
theoretical aggregate
Relatively Low
Hazard rating
◆ Loading map…
≥ 7560–7540–60≤ 40
Top 25 in Clark County

Site-selection context for Clark County

Yessales_tax_exemption
Datacenter tax incentive
11.60¢/kWh
Commercial electricity
8.49¢/kWh
Industrial electricity
6
Fiber providers
Low
Water stress
$5,034
Land price / acre
600
Cooling degree days
7,200
Heating degree days
44°F
Mean annual temp

Incentive detail: Enterprise Zone tax credits; TIF available for DC construction in eligible areas.

How does Clark County compare with other counties in Wisconsin?

By number of scored sites, Clark County ranks 32nd of the 72 Wisconsin counties with a county page, holding 1.1% of the state's 3,340 sites. Its average DC Readiness of 54.4/100 ranks 41st in the state and is roughly in line with the national average of 53.0. Nationally it has the 1072nd-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 19 score 55 or higher.

What types of datacenter sites are in Clark County?

Substation-Adjacent sites are the most common (26, 72% of the county's inventory), followed by former mine (7) and shovel-ready (2). 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 Clark County?

Industrial electricity averages 8.49¢/kWh and commercial 11.60¢/kWh. FEMA's National Risk Index rates the county "Relatively Low" (22). WRI water stress is low. 6 fiber providers report service in the county. The climate runs 600 cooling degree days a year with a mean temperature of 44°F. Land is valued around $5,034 an acre.

By site type

Top datacenter sites in Clark County

Top datacenter sites in Clark County
SiteTypeVoltageCapacityQueue waitScore
T CORNERSSubstation-Adjacent115 kV100 MW4.3 yrs58.2
UNKNOWN139595Substation-Adjacent69 kV50 MW4.3 yrs57.8
TAP163477Substation-Adjacent69 kV50 MW4.3 yrs57.7
UNKNOWN163178Substation-Adjacent69 kV50 MW4.3 yrs57.6
UNKNOWN163478Substation-Adjacent69 kV50 MW4.3 yrs57.6
TAP163476Substation-Adjacent69 kV50 MW4.3 yrs57.6
TAP163176Substation-Adjacent69 kV50 MW4.3 yrs57.0
TAP163479Substation-Adjacent69 kV50 MW4.3 yrs56.2
UNKNOWN163475Substation-Adjacent69 kV50 MW4.3 yrs55.8
TAP163181Substation-Adjacent69 kV50 MW4.3 yrs55.8
UNKNOWN163356Substation-Adjacent69 kV50 MW4.3 yrs55.8
UNKNOWN163357Substation-Adjacent69 kV50 MW4.3 yrs55.8
TAP163474Substation-Adjacent69 kV50 MW4.3 yrs55.7
UNKNOWN163170Substation-Adjacent69 kV50 MW4.3 yrs55.5
TAP163175Substation-Adjacent69 kV50 MW4.3 yrs55.4
UNKNOWN139600Substation-Adjacent69 kV50 MW4.3 yrs55.4
UNKNOWN163174Substation-Adjacent69 kV50 MW4.3 yrs55.1
UNKNOWN161931Substation-Adjacent69 kV50 MW4.3 yrs55.0
UNKNOWN163173Substation-Adjacent69 kV50 MW4.3 yrs55.0
UNKNOWN163190Substation-Adjacent69 kV50 MW4.3 yrs54.3
UNKNOWN163352Substation-Adjacent69 kV50 MW4.3 yrs54.3
UNKNOWN158947Substation-Adjacent69 kV50 MW4.3 yrs54.2
UNKNOWN163354Substation-Adjacent69 kV50 MW4.3 yrs54.2
TAP163351Substation-Adjacent69 kV50 MW4.3 yrs54.2
TAP163192Substation-Adjacent69 kV50 MW4.3 yrs54.1

Every scored site in Clark County

All 36 sites, best first.

Clark County datacenter FAQ

How many datacenter sites are in Clark County?

36 scored datacenter candidate sites, averaging 54.4/100 DC Readiness. That is the 32nd-most of 72 Wisconsin counties with five or more sites.

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

T CORNERS scores 58.2/100 DC Readiness, the highest of the 36 scored sites in Clark County (a substation-adjacent site).

Does Clark County offer datacenter tax incentives?

Enterprise Zone tax credits; TIF available for DC construction in eligible areas.

What is the natural-hazard risk in Clark County?

FEMA's National Risk Index rates Clark County as "Relatively Low" (score 22).

What are industrial electricity rates in Clark County?

Average industrial electricity is 8.49¢/kWh and commercial is 11.60¢/kWh in Clark County.

More in Wisconsin

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 Clark County, Wisconsin”, https://gridcensus.com/datacenter-sites/wisconsin/clark-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 Clark County, Wisconsin 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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