Datacenter Sites in Portage County, Wisconsin
Portage County has 81 scored datacenter candidate sites averaging 46.6/100 DC Readiness, with a catalogued aggregate of 5,600 MW. FEMA rates local natural-hazard risk as "Relatively Low". The county has a datacenter tax incentive on record.
81
Candidate sites
46.6/100
Avg DC Readiness
5,600 MW
Catalogued capacity
theoretical aggregate
Relatively Low
Hazard rating
Site-selection context for Portage County
Yessales_tax_exemption
Datacenter tax incentive
12.01¢/kWh
Commercial electricity
8.14¢/kWh
Industrial electricity
7
Fiber providers
Low
Water stress
$4,888
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 Portage County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| ROCKY RUN | Substation-Adjacent | 345 kV | 600 MW | 1.4 yrs | 75.8 |
| Greenfield (GARDNER PARK - ROCKY RUN) | Greenfield | 345 kV | 600 MW | 1.4 yrs | 71.0 |
| ARNOTT | Substation-Adjacent | 138 kV | 100 MW | 1.4 yrs | 70.2 |
| Greenfield (WERNER WEST - ROCKY RUN) | Greenfield | 345 kV | 600 MW | 1.4 yrs | 68.8 |
| Greenfield (WERNER WEST - ROCKY RUN) | Greenfield | 345 kV | 600 MW | 1.4 yrs | 68.4 |
| Greenfield (WERNER WEST - ROCKY RUN) | Greenfield | 345 kV | 600 MW | 1.4 yrs | 67.8 |
| HARTMAN CREEK | Substation-Adjacent | 138 kV | 100 MW | 1.4 yrs | 66.7 |
| PLOVER | Substation-Adjacent | 115 kV | 100 MW | 1.4 yrs | 66.4 |
| NORTHPOINT | Substation-Adjacent | 115 kV | 100 MW | 1.4 yrs | 65.5 |
| HOOVER | Substation-Adjacent | 138 kV | 100 MW | 1.4 yrs | 65.2 |
| Greenfield (ARPIN - ROCKY RUN) | Greenfield | 345 kV | 600 MW | 1.4 yrs | 65.0 |
| ARNOTT | Substation-Adjacent | 138 kV | 100 MW | 1.4 yrs | 64.7 |
| Greenfield (GARDNER PARK - ROCKY RUN) | Greenfield | 345 kV | 600 MW | 1.4 yrs | 64.2 |
| OZ Portage | Greenfield | — | — | 1.4 yrs | 64.1 |
| Greenfield (NORTHPOINT - TAP144262) | Greenfield | 115 kV | 100 MW | 1.4 yrs | 62.6 |
| Greenfield (NORTHERN STEEL CASTING - PLOVE) | Greenfield | 115 kV | 100 MW | 1.4 yrs | 62.3 |
| UNKNOWN157838 | Substation-Adjacent | 115 kV | 100 MW | 1.4 yrs | 62.0 |
| TAP144262 | Substation-Adjacent | 115 kV | 100 MW | 1.4 yrs | 61.8 |
| Greenfield (ROCKY RUN - NORTHERN STEEL CAS) | Greenfield | 115 kV | 100 MW | 1.4 yrs | 61.7 |
| SARATOGA | Substation-Adjacent | 138 kV | 100 MW | 1.4 yrs | 61.0 |
| Greenfield (SARATOGA - SAND LAKE) | Greenfield | 138 kV | 100 MW | 1.4 yrs | 57.8 |
| EC Coal Portage County | Greenfield | — | — | 1.4 yrs | 56.3 |
| Greenfield (ARNOTT - GOLDEN SANDS) | Greenfield | 138 kV | 100 MW | 1.4 yrs | 56.1 |
| EC Coal Portage County | Greenfield | — | — | 1.4 yrs | 55.7 |
| OZ Portage | Greenfield | — | — | 1.4 yrs | 52.2 |
Portage County datacenter FAQ
- How many datacenter sites are in Portage County?
- 81 scored datacenter candidate sites, averaging 46.6/100 DC Readiness.
- Does Portage County offer datacenter tax incentives?
- Enterprise Zone tax credits; TIF available for DC construction in eligible areas.
- What is the natural-hazard risk in Portage County?
- FEMA's National Risk Index rates Portage County as "Relatively Low" (score 22).
- What are industrial electricity rates in Portage County?
- Average industrial electricity is 8.14¢/kWh and commercial is 12.01¢/kWh in Portage County.
Dataset updated . Screening estimates derived from public data sources.
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This page shows a public slice of the GridCensus dataset for Portage County, Wisconsin. Pro and Enterprise plans unlock the full 164,098-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.