How many datacenter sites are in Montana?

GridCensus catalogs 2,832 scored datacenter candidate sites in Montana, with an average DC Readiness score of 52.9/100.

What is the average interconnection-queue wait in Montana?

Candidate sites in Montana average a 1.1 yrs interconnection-queue wait, with an average queue depth of 10 projects.

What kind of datacenter sites are most common in Montana?

Greenfield sites are the most common category in Montana (833 sites), and most sites fall within the SPP grid region.

Datacenter Sites in Montana

Montana has 2,832 scored datacenter candidate sites averaging 52.9/100 DC Readiness. Greenfield parcels lead the inventory (833 sites). Most sites interconnect through SPP. The state's candidate sites carry a catalogued aggregate of 287.6k MW and average a 1.1 yrs interconnection-queue wait.

2,832

Candidate sites

52.9/100

Avg DC Readiness

287.6k MW

Catalogued capacity

theoretical aggregate

1.1 yrs

Avg queue wait

By site type

By grid region

SPP
2,077
MISO
722
WECC
33

Average sub-score profile

How Montana's candidate sites score on each DC Readiness dimension (0–100 average).

Power availability

37.5

Speed-to-power

63.0

Fiber

49.7

Water

54.0

Hazard resilience

64.9

Top 25 datacenter sites in Montana

Ranked by DC Readiness.

Top datacenter sites in Montana
Site	Type	County	Voltage	Capacity	Queue wait	Score
J E Corette Plant	Brownfield	Yellowstone	—	173 MW	—	80.9
COLSTRIP	Substation-Adjacent	Rosebud County	500 kV	1,000 MW	1.1 yrs	80.4
BROADVIEW	Substation-Adjacent	Golden Valley County	500 kV	1,000 MW	1.1 yrs	80.1
BILLINGS	Substation-Adjacent	Yellowstone County	230 kV	300 MW	1.1 yrs	78.9
RATTLESNAKE	Substation-Adjacent	Missoula County	230 kV	300 MW	1.1 yrs	78.9
GARRISON	Substation-Adjacent	Powell County	500 kV	1,000 MW	1.1 yrs	78.6
UNKNOWN202569	Substation-Adjacent	Yellowstone County	230 kV	300 MW	1.1 yrs	78.0
Greenfield (BROADVIEW - COLSTRIP)	Greenfield	Rosebud County	500 kV	1,000 MW	1.1 yrs	77.2
ALKALI CREEK	Substation-Adjacent	Yellowstone County	230 kV	300 MW	1.1 yrs	77.0
HARLEM	Substation-Adjacent	Blaine County	230 kV	300 MW	1.1 yrs	76.9
SHOREY ROAD	Substation-Adjacent	Yellowstone County	230 kV	300 MW	1.1 yrs	76.7
HOT SPRINGS	Substation-Adjacent	Lake County	500 kV	1,000 MW	1.1 yrs	76.4
UNKNOWN202222	Substation-Adjacent	Gallatin County	138 kV	100 MW	1.1 yrs	76.4
UNKNOWN208526	Substation-Adjacent	Yellowstone County	115 kV	100 MW	1.1 yrs	76.4
UNKNOWN204480	Substation-Adjacent	Yellowstone County	115 kV	100 MW	1.1 yrs	76.3
BOZEMAN SOUTH	Substation-Adjacent	Gallatin County	115 kV	100 MW	1.1 yrs	76.2
Greenfield (TAFT - GARRISON)	Greenfield	Missoula County	500 kV	1,000 MW	1.1 yrs	75.9
VERONA	Substation-Adjacent	Chouteau County	230 kV	300 MW	1.1 yrs	75.8
UNKNOWN201810	Substation-Adjacent	Missoula County	115 kV	100 MW	1.1 yrs	75.8
Greenfield (BROADVIEW - COLSTRIP)	Greenfield	Rosebud County	500 kV	1,000 MW	1.1 yrs	75.6
MALTA	Substation-Adjacent	Phillips County	230 kV	300 MW	1.1 yrs	75.6
UNKNOWN204482	Substation-Adjacent	Yellowstone County	115 kV	100 MW	1.1 yrs	75.5
Greenfield (BROADVIEW - COLSTRIP)	Greenfield	Rosebud County	500 kV	1,000 MW	1.1 yrs	75.5
UNKNOWN202568	Substation-Adjacent	Yellowstone County	115 kV	100 MW	1.1 yrs	75.4
TAP208521	Substation-Adjacent	Yellowstone County	115 kV	100 MW	1.1 yrs	75.3

Counties in Montana

54 counties with five or more scored sites.

Yellowstone County173 · 59.7 Broadwater County148 · 46.0 Cascade County132 · 52.4 Missoula County132 · 56.3 Flathead County116 · 48.2 Hill County101 · 46.3 Lewis and Clark County100 · 44.8 Richland County98 · 49.0 Toole County88 · 47.2 Big Horn County83 · 53.9 Glacier County81 · 46.4 Lake County73 · 52.8 Phillips County73 · 44.6 Rosebud County73 · 61.7 Sanders County70 · 55.0 Beaverhead County65 · 49.2 Valley County63 · 52.2 Liberty County54 · 44.5 Roosevelt County53 · 53.1 Carbon County49 · 53.4 Gallatin County47 · 58.0 Silver Bow County44 · 59.7 Teton County44 · 52.1 Blaine County41 · 49.1 Chouteau County41 · 55.8 Dawson County41 · 53.9 Lincoln County40 · 53.1 Powell County40 · 58.2 Judith Basin County39 · 55.4 Madison County39 · 48.9 Golden Valley County37 · 62.2 Jefferson County37 · 56.4 Custer County36 · 58.7 Park County36 · 54.1 Fergus County35 · 46.4 Granite County35 · 58.6 Musselshell County35 · 49.7 Pondera County34 · 57.2 Wheatland County33 · 58.9 McCone County29 · 60.0 Treasure County29 · 65.9 Ravalli County25 · 47.7 Sweet Grass County23 · 62.8 Stillwater County20 · 61.1 Deer Lodge County18 · 59.5 Mineral County18 · 61.9 Prairie County17 · 60.9 Daniels County15 · 60.5 Fallon County15 · 63.6 Powder River County15 · 59.0 Sheridan County14 · 55.7 Carter County9 · 52.5 Meagher County8 · 60.2 Wibaux County6 · 63.7

Montana datacenter site selection FAQ

How many datacenter sites are in Montana?: GridCensus catalogs 2,832 scored datacenter candidate sites in Montana, with an average DC Readiness score of 52.9/100.
What is the average interconnection-queue wait in Montana?: Candidate sites in Montana average a 1.1 yrs interconnection-queue wait, with an average queue depth of 10 projects.
What kind of datacenter sites are most common in Montana?: Greenfield sites are the most common category in Montana (833 sites), and most sites fall within the SPP grid region.

Dataset updated March 2026. Screening estimates derived from public data sources.

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This page shows a public slice of the GridCensus dataset for Montana. 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.

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