Datacenter Sites in Marathon County, Wisconsin
Marathon County has 100 scored datacenter candidate sites averaging 53.6/100 DC Readiness, with a catalogued aggregate of 2,506 MW. FEMA rates local natural-hazard risk as "Relatively Low". The county has a datacenter tax incentive on record.
100
Candidate sites
53.6/100
Avg DC Readiness
2,506 MW
Catalogued capacity
theoretical aggregate
Relatively Low
Hazard rating
Site-selection context for Marathon County
Yessales_tax_exemption
Datacenter tax incentive
11.60¢/kWh
Commercial electricity
7.90¢/kWh
Industrial electricity
10
Fiber providers
Low
Water stress
$5,576
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.
By site type
Top datacenter sites in Marathon County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| UNKNOWN133208 | Substation-Adjacent | 345 kV | 600 MW | 2.8 yrs | 66.8 |
| GARDNER PARK | Substation-Adjacent | 345 kV | 600 MW | 2.8 yrs | 64.7 |
| EC Near Weston | Greenfield | — | — | 1.4 yrs | 62.1 |
| EC Near Domtar Paper Company Rothschild | Greenfield | — | — | 1.4 yrs | 61.1 |
| EC Near Weston | Greenfield | — | — | 1.4 yrs | 60.6 |
| STRATFORD | Substation-Adjacent | 115 kV | 100 MW | 2.8 yrs | 60.0 |
| EC Near Weston | Greenfield | — | — | 1.4 yrs | 60.0 |
| EC Near Weston | Greenfield | — | — | 1.4 yrs | 59.4 |
| EC Near Domtar Paper Company Rothschild | Greenfield | — | — | 1.4 yrs | 58.9 |
| EC Near Weston | Greenfield | — | — | 1.4 yrs | 58.9 |
| EC Near Domtar Paper Company Rothschild | Greenfield | — | — | 1.4 yrs | 58.3 |
| OZ Marathon | Greenfield | — | — | 1.4 yrs | 58.2 |
| CASSEL | Substation-Adjacent | 115 kV | 100 MW | 2.8 yrs | 58.2 |
| UNKNOWN171986 | Substation-Adjacent | 115 kV | 100 MW | 2.8 yrs | 58.2 |
| WIEN | Substation-Adjacent | 115 kV | 100 MW | 2.8 yrs | 58.2 |
| EC Coal Marathon County | Greenfield | — | — | 1.4 yrs | 58.1 |
| EC Near Weston | Greenfield | — | — | 1.4 yrs | 57.8 |
| SHERMAN ST | Substation-Adjacent | 115 kV | 100 MW | 2.8 yrs | 57.5 |
| SUNNYVALE | Substation-Adjacent | 115 kV | 100 MW | 2.8 yrs | 57.5 |
| EC Near Domtar Paper Company Rothschild | Greenfield | — | — | 1.4 yrs | 57.4 |
| KELLY | Substation-Adjacent | 115 kV | 100 MW | 2.8 yrs | 57.4 |
| MAINE | Substation-Adjacent | 115 kV | 100 MW | 2.8 yrs | 57.4 |
| HILLTOP (WPS) | Substation-Adjacent | 115 kV | 100 MW | 2.8 yrs | 57.4 |
| Domtar Paper Company Rothschild | Brownfield | — | 6 MW | 1.4 yrs | 57.0 |
| EC Near Weston | Greenfield | — | — | 1.4 yrs | 57.0 |
Marathon County datacenter FAQ
- How many datacenter sites are in Marathon County?
- 100 scored datacenter candidate sites, averaging 53.6/100 DC Readiness.
- Does Marathon County offer datacenter tax incentives?
- Enterprise Zone tax credits; TIF available for DC construction in eligible areas.
- What is the natural-hazard risk in Marathon County?
- FEMA's National Risk Index rates Marathon County as "Relatively Low" (score 22).
- What are industrial electricity rates in Marathon County?
- Average industrial electricity is 7.90¢/kWh and commercial is 11.60¢/kWh in Marathon County.
Dataset updated . Screening estimates derived from public data sources.
Go deeper than the public screen
This page shows a public slice of the GridCensus dataset for Marathon County, Wisconsin. Pro and Enterprise plans unlock the full 147,272-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.