Datacenter Sites in Marquette County, Wisconsin
Marquette County has 9 scored datacenter candidate sites averaging 57.8/100 DC Readiness, with a catalogued aggregate of 450 MW. FEMA rates local natural-hazard risk as "Relatively Low". The county has a datacenter tax incentive on record.
At a glance
Marquette County, Wisconsin has 9 scored datacenter candidate sites averaging 57.8/100 DC Readiness, roughly in line with the Wisconsin average of 55.4. It ranks 68th of 72 Wisconsin counties by number of sites and 3rd by average score. The top-scoring site is NEENAH CREEK at 58.7/100.
Site-selection context for Marquette County
Incentive detail: Enterprise Zone tax credits; TIF available for DC construction in eligible areas.
How does Marquette County compare with other counties in Wisconsin?
By number of scored sites, Marquette County ranks 68th of the 72 Wisconsin counties with a county page, holding 0.3% of the state's 3,340 sites. Its average DC Readiness of 57.8/100 ranks 3rd in the state and is roughly in line with the national average of 53.0. Nationally it has the 2493rd-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 9 score 55 or higher.
What types of datacenter sites are in Marquette County?
Substation-Adjacent sites are the most common (9, 100% of the county's inventory). 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 Marquette County?
Industrial electricity averages 9.91¢/kWh and commercial 13.85¢/kWh. FEMA's National Risk Index rates the county "Relatively Low" (22). WRI water stress is low. 4 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 $5,060 an acre.
By site type
Top datacenter sites in Marquette County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| NEENAH CREEK | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 58.7 |
| ACEC GLEN | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 58.6 |
| TAP158933 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 57.7 |
| ENDEAVOR | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 57.6 |
| ACEC ROSLIN | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 57.6 |
| MONTELLO | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 57.6 |
| TAP163040 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 57.5 |
| WESTFIELD | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 57.4 |
| ACEC TURTLE LAKE | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 57.1 |
Every scored site in Marquette County
All 9 sites, best first.
- NEENAH CREEK · 58.7
- ACEC GLEN · 58.6
- Substation-Adjacent site · 19d92f0c · 57.7
- ENDEAVOR · 57.6
- ACEC ROSLIN · 57.6
- MONTELLO · 57.6
- Substation-Adjacent site · 31421555 · 57.5
- WESTFIELD · 57.4
- ACEC TURTLE LAKE · 57.1
Marquette County datacenter FAQ
How many datacenter sites are in Marquette County?
9 scored datacenter candidate sites, averaging 57.8/100 DC Readiness. That is the 68th-most of 72 Wisconsin counties with five or more sites.
What is the highest-scoring datacenter site in Marquette County?
NEENAH CREEK scores 58.7/100 DC Readiness, the highest of the 9 scored sites in Marquette County (a substation-adjacent site).
Does Marquette County offer datacenter tax incentives?
Enterprise Zone tax credits; TIF available for DC construction in eligible areas.
What is the natural-hazard risk in Marquette County?
FEMA's National Risk Index rates Marquette County as "Relatively Low" (score 22).
What are industrial electricity rates in Marquette County?
Average industrial electricity is 9.91¢/kWh and commercial is 13.85¢/kWh in Marquette County.
More in Wisconsin
- All datacenter sites in Wisconsin· 3,340 sites
- Operating datacenters in Wisconsin
- Electric substations in Wisconsin
- Milwaukee· 304 sites · avg 57.4
- Dane County· 184 sites · avg 58.8
- Brown County· 144 sites · avg 57.4
- Winnebago County· 140 sites · avg 55.5
- Marathon County· 100 sites · avg 53.9
- Rock· 100 sites · avg 56.5
- Substation-Adjacent sites 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 Marquette County, Wisconsin”, https://gridcensus.com/datacenter-sites/wisconsin/marquette-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 Marquette 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.