Datacenter Sites in Dunn County, North Dakota
Dunn County has 22 scored datacenter candidate sites averaging 53.9/100 DC Readiness, with a catalogued aggregate of 2,600 MW. FEMA rates local natural-hazard risk as "Relatively Low". The county has a datacenter tax incentive on record.
At a glance
Dunn County, North Dakota has 22 scored datacenter candidate sites averaging 53.9/100 DC Readiness, roughly in line with the North Dakota average of 55.7. It ranks 14th of 43 North Dakota counties by number of sites and 36th by average score. The top-scoring site is Substation-Adjacent site · 902f473c at 61.2/100.
Site-selection context for Dunn County
Incentive detail: Property tax exemption for new DC construction for up to 5 years.
How does Dunn County compare with other counties in North Dakota?
By number of scored sites, Dunn County ranks 14th of the 43 North Dakota counties with a county page, holding 2.2% of the state's 1,020 sites. Its average DC Readiness of 53.9/100 ranks 36th in the state and is roughly in line with the national average of 53.0. Nationally it has the 1603rd-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 3 score 55 or higher.
What types of datacenter sites are in Dunn County?
Substation-Adjacent sites are the most common (13, 59% of the county's inventory), followed by former mine (5) and greenfield (4). 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 Dunn County?
Industrial electricity averages 7.53¢/kWh and commercial 8.91¢/kWh. FEMA's National Risk Index rates the county "Relatively Low" (20). WRI water stress is low-medium. 4 fiber providers report service in the county. The climate runs 500 cooling degree days a year with a mean temperature of 40°F. Land is valued around $1,516 an acre.
By site type
Top datacenter sites in Dunn County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| UNKNOWN156791 | Substation-Adjacent | 345 kV | 600 MW | 4.3 yrs | 61.2 |
| EC Coal Dunn County | Greenfield | — | — | 4.3 yrs | 58.9 |
| UNKNOWN135226 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 56.7 |
| TAP134228 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 54.9 |
| UNKNOWN134483 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 54.9 |
| UNKNOWN134480 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 54.9 |
| UNKNOWN134495 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 54.9 |
| UNKNOWN134479 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 54.9 |
| UNKNOWN134484 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 54.9 |
| UNKNOWN160728 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 54.9 |
| UNKNOWN160726 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 54.9 |
| Greenfield (CHARLIE CREEK - RED) | Greenfield | 345 kV | 600 MW | 4.3 yrs | 54.9 |
| UNKNOWN160730 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 54.9 |
| UNKNOWN134497 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 54.9 |
| UNKNOWN134496 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 54.9 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 51.7 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 51.1 |
| Greenfield (UNKNOWN135226 - BEULAH) | Greenfield | 115 kV | 100 MW | 4.3 yrs | 50.8 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 49.8 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 49.6 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 49.2 |
| Greenfield (TAP134228 - UNKNOWN177393) | Greenfield | 115 kV | 100 MW | 4.3 yrs | 48.6 |
Every scored site in Dunn County
All 22 sites, best first.
- Substation-Adjacent site · 902f473c · 61.2
- EC Coal Dunn County · 58.9
- Substation-Adjacent site · 8702c8d7 · 56.7
- Substation-Adjacent site · 7d1f20f7 · 54.9
- Substation-Adjacent site · 872cf201 · 54.9
- Substation-Adjacent site · 4910973d · 54.9
- Substation-Adjacent site · dcc72f93 · 54.9
- Substation-Adjacent site · 7ba63440 · 54.9
- Substation-Adjacent site · 3d9c94d0 · 54.9
- Substation-Adjacent site · 4cac6fb2 · 54.9
- Substation-Adjacent site · ef5f53e4 · 54.9
- Greenfield (CHARLIE CREEK - RED) · 54.9
- Substation-Adjacent site · 1c188217 · 54.9
- Substation-Adjacent site · 50fdc875 · 54.9
- Substation-Adjacent site · ad467150 · 54.9
- Mine Site · 298adc39 · 51.7
- Mine Site · 349b211a · 51.1
- Greenfield (UNKNOWN135226 - BEULAH) · 50.8
- Mine Site · ea67f59e · 49.8
- Mine Site · 2cc7f23e · 49.6
- Mine Site · 759cfcbe · 49.2
- Greenfield (TAP134228 - UNKNOWN177393) · 48.6
Dunn County datacenter FAQ
How many datacenter sites are in Dunn County?
22 scored datacenter candidate sites, averaging 53.9/100 DC Readiness. That is the 14th-most of 43 North Dakota counties with five or more sites.
What is the highest-scoring datacenter site in Dunn County?
Substation-Adjacent site · 902f473c scores 61.2/100 DC Readiness, the highest of the 22 scored sites in Dunn County (a substation-adjacent site).
Does Dunn County offer datacenter tax incentives?
Property tax exemption for new DC construction for up to 5 years.
What is the natural-hazard risk in Dunn County?
FEMA's National Risk Index rates Dunn County as "Relatively Low" (score 20).
What are industrial electricity rates in Dunn County?
Average industrial electricity is 7.53¢/kWh and commercial is 8.91¢/kWh in Dunn County.
More in North Dakota
- All datacenter sites in North Dakota· 1,020 sites
- Operating datacenters in North Dakota
- Electric substations in North Dakota
- Benson County· 85 sites · avg 51.2
- Ward County· 69 sites · avg 54.4
- Cass County· 58 sites · avg 58.0
- Williams· 56 sites · avg 56.5
- Rolette County· 55 sites · avg 52.7
- Burleigh County· 43 sites · avg 60.9
- Substation-Adjacent sites in North Dakota
- Former Mine sites in North Dakota
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 13, 2026 — GridCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “Datacenter candidate sites in Dunn County, North Dakota”, https://gridcensus.com/datacenter-sites/north-dakota/dunn-county (data as of November 13, 2026).
Dataset updated . Screening estimates derived from public data sources.
Go deeper than the public screen
Every site and score for Dunn County, North Dakota 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.