Datacenter Sites in Iosco County, Michigan
Iosco County has 7 scored datacenter candidate sites averaging 53.6/100 DC Readiness, with a catalogued aggregate of 200 MW. FEMA rates local natural-hazard risk as "Relatively Moderate". The county has a datacenter tax incentive on record.
At a glance
Iosco County, Michigan has 7 scored datacenter candidate sites averaging 53.6/100 DC Readiness, roughly in line with the Michigan average of 55.3. It ranks 78th of 81 Michigan counties by number of sites and 52nd by average score. The top-scoring site is EAST TAWAS at 57.0/100.
Site-selection context for Iosco County
Incentive detail: Personal property tax exemption for eligible DC equipment; MEGA tax credits.
How does Iosco County compare with other counties in Michigan?
By number of scored sites, Iosco County ranks 78th of the 81 Michigan counties with a county page, holding 0.1% of the state's 5,157 sites. Its average DC Readiness of 53.6/100 ranks 52nd in the state and is roughly in line with the national average of 53.0. Nationally it has the 2670th-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 4 score 55 or higher.
What types of datacenter sites are in Iosco County?
Greenfield sites are the most common (3, 43% of the county's inventory), followed by substation-adjacent (2) and federal excess (1). 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 Iosco County?
Industrial electricity averages 4.56¢/kWh and commercial 8.98¢/kWh. FEMA's National Risk Index rates the county "Relatively Moderate" (25). WRI water stress is low. 5 fiber providers report service in the county. The climate runs 700 cooling degree days a year with a mean temperature of 45°F. Land is valued around $3,856 an acre.
By site type
Top datacenter sites in Iosco County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| EAST TAWAS | Substation-Adjacent | 138 kV | 100 MW | 2.2 yrs | 57.0 |
| UNKNOWN128888 | Substation-Adjacent | 138 kV | 100 MW | 2.2 yrs | 56.4 |
| OZ Iosco | Greenfield | — | — | 2.2 yrs | 56.0 |
| OZ Iosco | Greenfield | — | — | 2.2 yrs | 55.4 |
| Mine Site | Former Mine | — | — | 2.2 yrs | 50.5 |
| HURON-MANISTEE NF'S | Federal Excess | — | — | 2.2 yrs | 50.3 |
| EC FFE Iosco County | Greenfield | — | — | 2.2 yrs | 49.7 |
Every scored site in Iosco County
All 7 sites, best first.
- EAST TAWAS · 57.0
- Substation-Adjacent site · d4e00ff4 · 56.4
- OZ Iosco · 8fa98919 · 56.0
- OZ Iosco · 6ea16bc5 · 55.4
- Mine Site · bdd66805 · 50.5
- HURON-MANISTEE NF'S · 9cc97996 · 50.3
- EC FFE Iosco County · 49.7
Iosco County datacenter FAQ
How many datacenter sites are in Iosco County?
7 scored datacenter candidate sites, averaging 53.6/100 DC Readiness. That is the 78th-most of 81 Michigan counties with five or more sites.
What is the highest-scoring datacenter site in Iosco County?
EAST TAWAS scores 57.0/100 DC Readiness, the highest of the 7 scored sites in Iosco County (a substation-adjacent site).
Does Iosco County offer datacenter tax incentives?
Personal property tax exemption for eligible DC equipment; MEGA tax credits.
What is the natural-hazard risk in Iosco County?
FEMA's National Risk Index rates Iosco County as "Relatively Moderate" (score 25).
What are industrial electricity rates in Iosco County?
Average industrial electricity is 4.56¢/kWh and commercial is 8.98¢/kWh in Iosco County.
More in Michigan
- All datacenter sites in Michigan· 5,157 sites
- Operating datacenters in Michigan
- Electric substations in Michigan
- Wayne County· 569 sites · avg 57.9
- Oakland County· 354 sites · avg 57.2
- Kent County· 242 sites · avg 57.7
- Saginaw County· 199 sites · avg 53.0
- Calhoun County· 174 sites · avg 54.4
- Genesee County· 174 sites · avg 54.6
- Greenfield sites in Michigan
- Substation-Adjacent sites in Michigan
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 13, 2026 — GridCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “Datacenter candidate sites in Iosco County, Michigan”, https://gridcensus.com/datacenter-sites/michigan/iosco-county (data as of November 13, 2026).
Dataset updated . Screening estimates derived from public data sources.
Go deeper than the public screen
Every site and score for Iosco County, Michigan 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.