Datacenter Sites in Putnam County, Illinois
Putnam County has 20 scored datacenter candidate sites averaging 58.0/100 DC Readiness, with a catalogued aggregate of 800 MW. FEMA rates local natural-hazard risk as "Relatively High". The county has a datacenter tax incentive on record.
20
Candidate sites
58.0/100
Avg DC Readiness
800 MW
Catalogued capacity
theoretical aggregate
Relatively High
Hazard rating
Site-selection context for Putnam County
Yessales_tax_exemption
Datacenter tax incentive
9.71¢/kWh
Commercial electricity
4.41¢/kWh
Industrial electricity
3
Fiber providers
Low
Water stress
$9,797
Land price / acre
1,100
Cooling degree days
5,600
Heating degree days
52°F
Mean annual temp
Incentive detail: Enterprise Zone sales tax exemption; High Impact Business designation for $12M+ DC investments.
By site type
Top datacenter sites in Putnam County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| HENNEPIN | Substation-Adjacent | 138 kV | 100 MW | 4.6 yrs | 65.7 |
| UNKNOWN123356 | Substation-Adjacent | 138 kV | 100 MW | 4.6 yrs | 64.9 |
| TAP137716 | Substation-Adjacent | 138 kV | 100 MW | 4.6 yrs | 62.8 |
| TAP137724 | Substation-Adjacent | 138 kV | 100 MW | 4.6 yrs | 62.8 |
| TAP137723 | Substation-Adjacent | 138 kV | 100 MW | 4.6 yrs | 60.9 |
| EC Coal Putnam County | Greenfield | — | — | 4.6 yrs | 58.5 |
| EC Coal Putnam County | Greenfield | — | — | 4.6 yrs | 58.4 |
| EC Near Hennepin Power Station | Greenfield | — | — | 4.6 yrs | 58.3 |
| TAP137722 | Substation-Adjacent | 138 kV | 100 MW | 4.6 yrs | 58.3 |
| EC Near Hennepin Power Station | Greenfield | — | — | 4.6 yrs | 58.3 |
| EC Near Hennepin Power Station | Greenfield | — | — | 4.6 yrs | 57.1 |
| EC Near Hennepin Power Station | Greenfield | — | — | 4.6 yrs | 56.9 |
| OGLESBY | Substation-Adjacent | 138 kV | 100 MW | 4.6 yrs | 56.8 |
| EC FFE Putnam County | Greenfield | — | — | 4.6 yrs | 56.6 |
| Greenfield (OGLESBY - UNKNOWN123126) | Greenfield | 138 kV | 100 MW | 4.6 yrs | 56.5 |
| EC Near Hennepin Power Station | Greenfield | — | — | 4.6 yrs | 56.2 |
| EC Near Hennepin Power Station | Greenfield | — | — | 4.6 yrs | 54.8 |
| EC Near Hennepin Power Station | Greenfield | — | — | 4.6 yrs | 53.3 |
| EC Near Hennepin Power Station | Greenfield | — | — | 4.6 yrs | 52.2 |
| EC Near Hennepin Power Station | Greenfield | — | — | 4.6 yrs | 50.8 |
Putnam County datacenter FAQ
- How many datacenter sites are in Putnam County?
- 20 scored datacenter candidate sites, averaging 58.0/100 DC Readiness.
- Does Putnam County offer datacenter tax incentives?
- Enterprise Zone sales tax exemption; High Impact Business designation for $12M+ DC investments.
- What is the natural-hazard risk in Putnam County?
- FEMA's National Risk Index rates Putnam County as "Relatively High" (score 35).
- What are industrial electricity rates in Putnam County?
- Average industrial electricity is 4.41¢/kWh and commercial is 9.71¢/kWh in Putnam 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 Putnam County, Illinois. 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.