Datacenter Sites in Madison County, Idaho
Madison County has 39 scored datacenter candidate sites averaging 48.8/100 DC Readiness, with a catalogued aggregate of 2,500 MW. FEMA rates local natural-hazard risk as "Relatively Low". The county has a datacenter tax incentive on record.
39
Candidate sites
48.8/100
Avg DC Readiness
2,500 MW
Catalogued capacity
theoretical aggregate
Relatively Low
Hazard rating
Site-selection context for Madison County
Yesproperty_tax_exemption
Datacenter tax incentive
9.85¢/kWh
Commercial electricity
8.29¢/kWh
Industrial electricity
8
Fiber providers
Medium-High
Water stress
$5,444
Land price / acre
500
Cooling degree days
6,400
Heating degree days
44°F
Mean annual temp
Incentive detail: Personal property tax exemption on computer equipment.
By site type
Top datacenter sites in Madison County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| RIGBY | Substation-Adjacent | 230 kV | 300 MW | 2.0 yrs | 71.8 |
| TAP204718 | Substation-Adjacent | 230 kV | 300 MW | 2.0 yrs | 69.9 |
| TAP204706 | Substation-Adjacent | 161 kV | 100 MW | 2.0 yrs | 66.8 |
| Greenfield (RIGBY - TAP204718) | Greenfield | 230 kV | 300 MW | 2.0 yrs | 63.7 |
| Greenfield (RIGBY - TAP204718) | Greenfield | 230 kV | 300 MW | 2.0 yrs | 62.7 |
| Greenfield (RIGBY - TAP204718) | Greenfield | 230 kV | 300 MW | 2.0 yrs | 62.1 |
| Greenfield (DRUMMOND - GOSHEN) | Greenfield | 161 kV | 100 MW | 2.0 yrs | 61.5 |
| Greenfield (RIGBY - GOSHEN) | Greenfield | 161 kV | 100 MW | 2.0 yrs | 61.4 |
| Greenfield (DRUMMOND - GOSHEN) | Greenfield | 161 kV | 100 MW | 2.0 yrs | 60.9 |
| Greenfield (DRUMMOND - GOSHEN) | Greenfield | 161 kV | 100 MW | 2.0 yrs | 60.3 |
| Greenfield (DRUMMOND - GOSHEN) | Greenfield | 161 kV | 100 MW | 2.0 yrs | 60.0 |
| Greenfield (DRUMMOND - GOSHEN) | Greenfield | 161 kV | 100 MW | 2.0 yrs | 59.6 |
| Greenfield (DRUMMOND - GOSHEN) | Greenfield | 161 kV | 100 MW | 2.0 yrs | 58.5 |
| Greenfield (RIGBY - SUGARMILL) | Greenfield | 161 kV | 100 MW | 2.0 yrs | 56.3 |
| Greenfield (DRUMMOND - GOSHEN) | Greenfield | 161 kV | 100 MW | 2.0 yrs | 56.2 |
| Mine Site | Former Mine | — | — | — | 42.7 |
| Rexburg - Madison School District Vacant Property | Industrial | — | — | — | 42.7 |
| TETON PROJECT | Federal Excess | — | — | — | 42.1 |
| TETON PROJECT | Federal Excess | — | — | — | 42.0 |
| TETON PROJECT | Federal Excess | — | — | — | 41.9 |
| MINIDOKA PROJECT | Federal Excess | — | — | — | 41.9 |
| MINIDOKA PROJECT | Federal Excess | — | — | — | 41.9 |
| Mine Site | Former Mine | — | — | — | 41.6 |
| Mine Site | Former Mine | — | — | — | 41.6 |
| TETON PROJECT | Federal Excess | — | — | — | 41.5 |
Madison County datacenter FAQ
- How many datacenter sites are in Madison County?
- 39 scored datacenter candidate sites, averaging 48.8/100 DC Readiness.
- Does Madison County offer datacenter tax incentives?
- Personal property tax exemption on computer equipment.
- What is the natural-hazard risk in Madison County?
- FEMA's National Risk Index rates Madison County as "Relatively Low" (score 15).
- What are industrial electricity rates in Madison County?
- Average industrial electricity is 8.29¢/kWh and commercial is 9.85¢/kWh in Madison 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 Madison County, Idaho. 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.