Datacenter Sites in Dubuque County, Iowa
Dubuque County has 90 scored datacenter candidate sites averaging 58.3/100 DC Readiness, with a catalogued aggregate of 4,719 MW. FEMA rates local natural-hazard risk as "Relatively Moderate". The county has a datacenter tax incentive on record.
90
Candidate sites
58.3/100
Avg DC Readiness
4,719 MW
Catalogued capacity
theoretical aggregate
Relatively Moderate
Hazard rating
Site-selection context for Dubuque County
Yessales_tax_exemption
Datacenter tax incentive
12.51¢/kWh
Commercial electricity
8.58¢/kWh
Industrial electricity
12
Fiber providers
Low
Water stress
$10,692
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 Dubuque County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| EC Coal Dubuque County | Greenfield | — | — | 1.4 yrs | 64.3 |
| EC Coal Dubuque County | Greenfield | — | — | 1.4 yrs | 64.1 |
| SALEM | Substation-Adjacent | 345 kV | 600 MW | 2.8 yrs | 63.6 |
| EC Near Dubuque | Greenfield | — | — | 1.4 yrs | 63.5 |
| EC Coal Dubuque County | Greenfield | — | — | 1.4 yrs | 61.8 |
| EC Near John Deere Dubuque Works | Greenfield | — | — | 1.4 yrs | 61.7 |
| EC Near Dubuque | Greenfield | — | — | 1.4 yrs | 61.6 |
| EC Near John Deere Dubuque Works | Greenfield | — | — | 1.4 yrs | 61.5 |
| EC Near Dubuque | Greenfield | — | — | 1.4 yrs | 61.1 |
| EC Near John Deere Dubuque Works | Greenfield | — | — | 1.4 yrs | 60.9 |
| EC Near Dubuque | Greenfield | — | — | 1.4 yrs | 60.9 |
| EC Near Dubuque | Greenfield | — | — | 1.4 yrs | 60.7 |
| EC Near Dubuque | Greenfield | — | — | 1.4 yrs | 60.7 |
| EC Coal Dubuque County | Greenfield | — | — | 1.4 yrs | 60.7 |
| EC Near Dubuque | Greenfield | — | — | 1.4 yrs | 60.7 |
| John Deere Dubuque Works | Brownfield | — | 14 MW | 1.4 yrs | 60.5 |
| EC Near Dubuque | Greenfield | — | — | 1.4 yrs | 60.3 |
| EC Near John Deere Dubuque Works | Greenfield | — | — | 1.4 yrs | 60.1 |
| HICKORY CREEK | Substation-Adjacent | 161 kV | 100 MW | 2.8 yrs | 59.3 |
| EC Near John Deere Dubuque Works | Greenfield | — | — | 1.4 yrs | 59.0 |
| UNKNOWN159100 | Substation-Adjacent | 69 kV | 50 MW | 2.8 yrs | 58.6 |
| UNKNOWN136983 | Substation-Adjacent | 161 kV | 100 MW | 2.8 yrs | 58.3 |
| UNKNOWN130699 | Substation-Adjacent | 161 kV | 100 MW | 2.8 yrs | 58.2 |
| UNKNOWN163555 | Substation-Adjacent | 69 kV | 50 MW | 2.8 yrs | 58.2 |
| LORE | Substation-Adjacent | 161 kV | 100 MW | 2.8 yrs | 58.2 |
Dubuque County datacenter FAQ
- How many datacenter sites are in Dubuque County?
- 90 scored datacenter candidate sites, averaging 58.3/100 DC Readiness.
- Does Dubuque 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 Dubuque County?
- FEMA's National Risk Index rates Dubuque County as "Relatively Moderate" (score 30).
- What are industrial electricity rates in Dubuque County?
- Average industrial electricity is 8.58¢/kWh and commercial is 12.51¢/kWh in Dubuque 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 Dubuque County, Iowa. 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.