Datacenter Sites in St. Clair County, Michigan
St. Clair County has 143 scored datacenter candidate sites averaging 57.5/100 DC Readiness, with a catalogued aggregate of 10,811 MW. FEMA rates local natural-hazard risk as "Relatively Moderate". The county has a datacenter tax incentive on record.
143
Candidate sites
57.5/100
Avg DC Readiness
10,811 MW
Catalogued capacity
theoretical aggregate
Relatively Moderate
Hazard rating
Site-selection context for St. Clair County
Yesproperty_tax_exemption
Datacenter tax incentive
8.81¢/kWh
Commercial electricity
4.74¢/kWh
Industrial electricity
12
Fiber providers
Low
Water stress
$5,814
Land price / acre
700
Cooling degree days
6,600
Heating degree days
45°F
Mean annual temp
Incentive detail: Personal property tax exemption for eligible DC equipment; MEGA tax credits.
By site type
Top datacenter sites in St. Clair County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| ST. CLAIR | Substation-Adjacent | 345 kV | 600 MW | 3.8 yrs | 63.3 |
| EC Coal St. Clair County | Greenfield | — | — | 2.2 yrs | 61.5 |
| OZ St. Clair | Greenfield | — | — | 2.2 yrs | 61.2 |
| EC Coal St. Clair County | Greenfield | — | — | 2.2 yrs | 60.9 |
| EC Near Marysville | Greenfield | — | — | 2.2 yrs | 60.6 |
| EC Near St Clair | Greenfield | — | — | 2.2 yrs | 60.5 |
| TAP139992 | Substation-Adjacent | 345 kV | 600 MW | 3.8 yrs | 59.9 |
| UNKNOWN128518 | Substation-Adjacent | 345 kV | 600 MW | 3.8 yrs | 59.8 |
| FITZ | Substation-Adjacent | 345 kV | 600 MW | 3.8 yrs | 59.8 |
| GREENWOOD | Substation-Adjacent | 345 kV | 600 MW | 3.8 yrs | 59.0 |
| EC Near St Clair | Greenfield | — | — | 2.2 yrs | 58.7 |
| EC Near Cargill Salt | Greenfield | — | — | 2.2 yrs | 58.6 |
| EC Near Marysville | Greenfield | — | — | 2.2 yrs | 58.6 |
| EC Near St Clair | Greenfield | — | — | 2.2 yrs | 58.6 |
| EC Near Marysville | Greenfield | — | — | 2.2 yrs | 58.4 |
| EC Near St Clair | Greenfield | — | — | 2.2 yrs | 58.3 |
| OZ St. Clair | Greenfield | — | — | 2.2 yrs | 58.1 |
| EC Near St Clair | Greenfield | — | — | 2.2 yrs | 58.0 |
| EC Near Marysville | Greenfield | — | — | 2.2 yrs | 58.0 |
| EC Near St Clair | Greenfield | — | — | 2.2 yrs | 57.9 |
| EC Near St Clair | Greenfield | — | — | 2.2 yrs | 57.8 |
| EC Near Marysville | Greenfield | — | — | 2.2 yrs | 57.8 |
| EC Near St Clair | Greenfield | — | — | 2.2 yrs | 57.7 |
| EC Near Cargill Salt | Greenfield | — | — | 2.2 yrs | 57.6 |
| EC Near St Clair | Greenfield | — | — | 2.2 yrs | 57.5 |
St. Clair County datacenter FAQ
- How many datacenter sites are in St. Clair County?
- 143 scored datacenter candidate sites, averaging 57.5/100 DC Readiness.
- Does St. Clair County offer datacenter tax incentives?
- Personal property tax exemption for eligible DC equipment; MEGA tax credits.
- What is the natural-hazard risk in St. Clair County?
- FEMA's National Risk Index rates St. Clair County as "Relatively Moderate" (score 25).
- What are industrial electricity rates in St. Clair County?
- Average industrial electricity is 4.74¢/kWh and commercial is 8.81¢/kWh in St. Clair 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 St. Clair County, Michigan. 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.