Datacenter Sites in Marion County, Iowa
Marion County has 30 scored datacenter candidate sites averaging 54.6/100 DC Readiness, with a catalogued aggregate of 550 MW. FEMA rates local natural-hazard risk as "Relatively Moderate". The county has a datacenter tax incentive on record.
30
Candidate sites
54.6/100
Avg DC Readiness
550 MW
Catalogued capacity
theoretical aggregate
Relatively Moderate
Hazard rating
Site-selection context for Marion County
Yessales_tax_exemption
Datacenter tax incentive
8.82¢/kWh
Commercial electricity
6.21¢/kWh
Industrial electricity
8
Fiber providers
Low
Water stress
$7,647
Land price / acre
900
Cooling degree days
6,500
Heating degree days
48°F
Mean annual temp
Incentive detail: Sales tax exemption on DC equipment for $1M+ investments; property tax phase-in for new construction.
By site type
Top datacenter sites in Marion County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| EC Near Pella | Greenfield | — | — | 1.4 yrs | 59.3 |
| EC Coal Marion County | Greenfield | — | — | 1.4 yrs | 58.7 |
| EC Near Pella | Greenfield | — | — | 1.4 yrs | 58.6 |
| EC Near Pella | Greenfield | — | — | 1.4 yrs | 58.1 |
| EC Near Pella | Greenfield | — | — | 1.4 yrs | 57.9 |
| EC Near Pella | Greenfield | — | — | 1.4 yrs | 57.7 |
| EC Near Pella | Greenfield | — | — | 1.4 yrs | 57.2 |
| EC Near Pella | Greenfield | — | — | 1.4 yrs | 56.6 |
| EC Near Pella | Greenfield | — | — | 1.4 yrs | 56.3 |
| EC Near Pella | Greenfield | — | — | 1.4 yrs | 56.2 |
| UNKNOWN132641 | Substation-Adjacent | 69 kV | 50 MW | 2.8 yrs | 55.9 |
| TAP159170 | Substation-Adjacent | 69 kV | 50 MW | 2.8 yrs | 55.3 |
| UNKNOWN137742 | Substation-Adjacent | 69 kV | 50 MW | 2.8 yrs | 55.2 |
| UNKNOWN133184 | Substation-Adjacent | 69 kV | 50 MW | 2.8 yrs | 55.1 |
| UNKNOWN133173 | Substation-Adjacent | 69 kV | 50 MW | 2.8 yrs | 54.4 |
| TAP159167 | Substation-Adjacent | 69 kV | 50 MW | 2.8 yrs | 54.2 |
| UNKNOWN132642 | Substation-Adjacent | 69 kV | 50 MW | 2.8 yrs | 54.2 |
| EC Near Pella | Greenfield | — | — | 1.4 yrs | 54.1 |
| RISER160039 | Substation-Adjacent | 69 kV | 50 MW | 2.8 yrs | 54.1 |
| RISER160041 | Substation-Adjacent | 69 kV | 50 MW | 2.8 yrs | 53.9 |
| TAP160046 | Substation-Adjacent | 69 kV | 50 MW | 2.8 yrs | 53.8 |
| UNKNOWN160036 | Substation-Adjacent | 69 kV | 50 MW | 2.8 yrs | 53.8 |
| EC Near Pella | Greenfield | — | — | 1.4 yrs | 52.7 |
| EC Near Pella | Greenfield | — | — | 1.4 yrs | 52.6 |
| Mine Site | Former Mine | — | — | 2.8 yrs | 51.2 |
Marion County datacenter FAQ
- How many datacenter sites are in Marion County?
- 30 scored datacenter candidate sites, averaging 54.6/100 DC Readiness.
- Does Marion County offer datacenter tax incentives?
- Sales tax exemption on DC equipment for $1M+ investments; property tax phase-in for new construction.
- What is the natural-hazard risk in Marion County?
- FEMA's National Risk Index rates Marion County as "Relatively Moderate" (score 30).
- What are industrial electricity rates in Marion County?
- Average industrial electricity is 6.21¢/kWh and commercial is 8.82¢/kWh in Marion 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 Marion County, Iowa. 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.