Datacenter Sites in McHenry County, Illinois
McHenry County has 46 scored datacenter candidate sites averaging 58.8/100 DC Readiness, with a catalogued aggregate of 6,200 MW. FEMA rates local natural-hazard risk as "Relatively High". The county has a datacenter tax incentive on record.
46
Candidate sites
58.8/100
Avg DC Readiness
6,200 MW
Catalogued capacity
theoretical aggregate
Relatively High
Hazard rating
Site-selection context for McHenry County
Yessales_tax_exemption
Datacenter tax incentive
8.86¢/kWh
Commercial electricity
5.29¢/kWh
Industrial electricity
12
Fiber providers
Low
Water stress
$8,304
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 McHenry County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| SILVER LAKE | Substation-Adjacent | 345 kV | 600 MW | 2.2 yrs | 74.1 |
| PLEASANT VALLEY | Substation-Adjacent | 345 kV | 600 MW | 2.2 yrs | 72.7 |
| UNKNOWN121934 | Substation-Adjacent | 138 kV | 100 MW | 2.2 yrs | 69.7 |
| TAP160108 | Substation-Adjacent | 138 kV | 100 MW | 2.2 yrs | 68.7 |
| Greenfield (WAYNE - LIBERTYVILLE) | Greenfield | 345 kV | 600 MW | 2.2 yrs | 67.7 |
| TAP160107 | Substation-Adjacent | 138 kV | 100 MW | 2.2 yrs | 67.7 |
| UNKNOWN121953 | Substation-Adjacent | 138 kV | 100 MW | 2.2 yrs | 67.4 |
| UNKNOWN121932 | Substation-Adjacent | 138 kV | 100 MW | 2.2 yrs | 67.3 |
| TAP137885 | Substation-Adjacent | 138 kV | 100 MW | 2.2 yrs | 67.3 |
| UNKNOWN121949 | Substation-Adjacent | 138 kV | 100 MW | 2.2 yrs | 67.2 |
| TAP137902 | Substation-Adjacent | 138 kV | 100 MW | 2.2 yrs | 66.9 |
| RISER160110 | Substation-Adjacent | 138 kV | 100 MW | 2.2 yrs | 66.8 |
| RISER160111 | Substation-Adjacent | 138 kV | 100 MW | 2.2 yrs | 66.5 |
| UNKNOWN121951 | Substation-Adjacent | 138 kV | 100 MW | 2.2 yrs | 66.5 |
| TAP137887 | Substation-Adjacent | 138 kV | 100 MW | 2.2 yrs | 66.3 |
| UNKNOWN121954 | Substation-Adjacent | 138 kV | 100 MW | 2.2 yrs | 66.1 |
| UNKNOWN144429 | Substation-Adjacent | 138 kV | 100 MW | 2.2 yrs | 65.7 |
| TAP137903 | Substation-Adjacent | 138 kV | 100 MW | 2.2 yrs | 65.4 |
| UNKNOWN122297 | Substation-Adjacent | 138 kV | 100 MW | 2.2 yrs | 65.2 |
| TAP137886 | Substation-Adjacent | 138 kV | 100 MW | 2.2 yrs | 65.1 |
| Greenfield (SILVER LAKE - TAP137908) | Greenfield | 345 kV | 600 MW | 2.2 yrs | 65.0 |
| Greenfield (SILVER LAKE - TAP137908) | Greenfield | 345 kV | 600 MW | 2.2 yrs | 65.0 |
| TAP160105 | Substation-Adjacent | 138 kV | 100 MW | 2.2 yrs | 64.6 |
| Greenfield (SILVER LAKE - LIBERTYVILLE) | Greenfield | 345 kV | 600 MW | 2.2 yrs | 64.4 |
| UNKNOWN122304 | Substation-Adjacent | 138 kV | 100 MW | 2.2 yrs | 63.7 |
McHenry County datacenter FAQ
- How many datacenter sites are in McHenry County?
- 46 scored datacenter candidate sites, averaging 58.8/100 DC Readiness.
- Does McHenry 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 McHenry County?
- FEMA's National Risk Index rates McHenry County as "Relatively High" (score 35).
- What are industrial electricity rates in McHenry County?
- Average industrial electricity is 5.29¢/kWh and commercial is 8.86¢/kWh in McHenry County.
Dataset updated . Screening estimates derived from public data sources.
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This page shows a public slice of the GridCensus dataset for McHenry 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.