Datacenter Sites in Green County, Wisconsin
Green County has 23 scored datacenter candidate sites averaging 56.0/100 DC Readiness, with a catalogued aggregate of 1,100 MW. FEMA rates local natural-hazard risk as "Relatively Low". The county has a datacenter tax incentive on record.
At a glance
Green County, Wisconsin has 23 scored datacenter candidate sites averaging 56.0/100 DC Readiness, roughly in line with the Wisconsin average of 55.4. It ranks 50th of 72 Wisconsin counties by number of sites and 20th by average score. The top-scoring site is OZ Green at 59.6/100.
Site-selection context for Green County
Incentive detail: Enterprise Zone tax credits; TIF available for DC construction in eligible areas.
How does Green County compare with other counties in Wisconsin?
By number of scored sites, Green County ranks 50th of the 72 Wisconsin counties with a county page, holding 0.7% of the state's 3,340 sites. Its average DC Readiness of 56.0/100 ranks 20th in the state and is roughly in line with the national average of 53.0. Nationally it has the 1558th-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 19 score 55 or higher.
What types of datacenter sites are in Green County?
Substation-Adjacent sites are the most common (18, 78% of the county's inventory), followed by former mine (2) and greenfield (2). Site type reflects how the parcel was identified — next to a substation, on a former mine or brownfield, on industrial or federal excess land — and is scored on the same 14 factors either way.
What are power cost, hazard, water and fiber conditions in Green County?
Industrial electricity averages 8.18¢/kWh and commercial 12.58¢/kWh. FEMA's National Risk Index rates the county "Relatively Low" (22). WRI water stress is low. 5 fiber providers report service in the county. The climate runs 600 cooling degree days a year with a mean temperature of 44°F. Land is valued around $6,890 an acre.
By site type
Top datacenter sites in Green County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| OZ Green | Greenfield | — | — | 4.3 yrs | 59.6 |
| ALBANY | Substation-Adjacent | 138 kV | 100 MW | 4.3 yrs | 59.2 |
| NORTH MONROE | Substation-Adjacent | 138 kV | 100 MW | 4.3 yrs | 59.0 |
| BELLEVILLE | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 58.5 |
| TAP163407 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 56.9 |
| NEW GLARUS | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 56.7 |
| BRODHEAD SOUTH | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 56.7 |
| MONTICELLO (ALTE) | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 56.6 |
| TAP163006 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 56.6 |
| MONROE CENTRAL | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 56.5 |
| SOUTH MONROE | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 56.5 |
| TAP173267 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 56.5 |
| FORWARD | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 56.3 |
| TAP144414 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 56.1 |
| TAP163404 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 56.1 |
| TAP163101 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 55.4 |
| BRODHEAD SW STA | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 55.1 |
| SPRING GROVE | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 55.1 |
| BROWNTOWN | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 55.1 |
| Greenfield (TAP136966 - NORTH MONROE) | Greenfield | 138 kV | 100 MW | 4.3 yrs | 52.7 |
| Former Monroe Cheese Corporation | Industrial | — | — | 4.3 yrs | 52.6 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 52.5 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 52.5 |
Every scored site in Green County
All 23 sites, best first.
- OZ Green · 59.6
- ALBANY · 59.2
- NORTH MONROE · 59.0
- BELLEVILLE · 58.5
- Substation-Adjacent site · da91ea06 · 56.9
- NEW GLARUS · 56.7
- BRODHEAD SOUTH · 56.7
- MONTICELLO (ALTE) · 56.6
- Substation-Adjacent site · ee2d5960 · 56.6
- MONROE CENTRAL · 56.5
- SOUTH MONROE · 56.5
- Substation-Adjacent site · 12b66f6d · 56.5
- FORWARD · 56.3
- Substation-Adjacent site · 4231b070 · 56.1
- Substation-Adjacent site · e288342b · 56.1
- Substation-Adjacent site · 554e316b · 55.4
- BRODHEAD SW STA · 55.1
- SPRING GROVE · 55.1
- BROWNTOWN · 55.1
- Greenfield (TAP136966 - NORTH MONROE) · 52.7
- Former Monroe Cheese Corporation · 52.6
- Mine Site · 057f2324 · 52.5
- Mine Site · 455c2966 · 52.5
Green County datacenter FAQ
How many datacenter sites are in Green County?
23 scored datacenter candidate sites, averaging 56.0/100 DC Readiness. That is the 50th-most of 72 Wisconsin counties with five or more sites.
What is the highest-scoring datacenter site in Green County?
OZ Green scores 59.6/100 DC Readiness, the highest of the 23 scored sites in Green County (a greenfield site).
Does Green County offer datacenter tax incentives?
Enterprise Zone tax credits; TIF available for DC construction in eligible areas.
What is the natural-hazard risk in Green County?
FEMA's National Risk Index rates Green County as "Relatively Low" (score 22).
What are industrial electricity rates in Green County?
Average industrial electricity is 8.18¢/kWh and commercial is 12.58¢/kWh in Green County.
More in Wisconsin
- All datacenter sites in Wisconsin· 3,340 sites
- Operating datacenters in Wisconsin
- Electric substations in Wisconsin
- Milwaukee· 304 sites · avg 57.4
- Dane County· 184 sites · avg 58.8
- Brown County· 144 sites · avg 57.4
- Winnebago County· 140 sites · avg 55.5
- Marathon County· 100 sites · avg 53.9
- Rock· 100 sites · avg 56.5
- Substation-Adjacent sites in Wisconsin
- Former Mine sites in Wisconsin
About this data
Source: GridCensus composite of HIFLD transmission and substation data, EIA, FEMA National Risk Index, FCC broadband data, PeeringDB and ISO interconnection queues, as published November 12, 2026 — GridCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “Datacenter candidate sites in Green County, Wisconsin”, https://gridcensus.com/datacenter-sites/wisconsin/green-county (data as of November 12, 2026).
Dataset updated . Screening estimates derived from public data sources.
Go deeper than the public screen
Every site and score for Green County, Wisconsin is free to browse. Pro adds Watchtower on 25 sites, alerts when new candidate sites, datacenters or interconnection-queue requests appear in your markets, score and capacity history, and CSV export. Enterprise adds team seats, weekly data files for all 147,272 sites, the REST API and an MCP server for AI tools.