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Datacenter Sites in Arkansas

Arkansas has 1,651 scored datacenter candidate sites averaging 53.6/100 DC Readiness. Substation-Adjacent parcels lead the inventory (758 sites). Most sites interconnect through MISO. The state's candidate sites carry a catalogued aggregate of 100.5k MW and average a 4.3 yrs interconnection-queue wait.

At a glance

Arkansas has 1,651 scored datacenter candidate sites, the 36th-most of the 50 states, DC and Puerto Rico, averaging 53.6/100 DC Readiness against a national average of 53.0. Its average score ranks 26th among states. The state also has 6 operating datacenters and 5 internet exchange facilities on record.

1,651
Candidate sites
53.6/100
Avg DC Readiness
100.5k MW
Catalogued capacity
theoretical aggregate
4.3 yrs
Avg queue wait
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≥ 7560–7540–60≤ 40
Top 25 in Arkansas

How does Arkansas compare with other states for datacenter sites?

By number of scored candidate sites, Arkansas ranks 36th of the 50 states, DC and Puerto Rico (1,651 of 147,272 nationally, 1.1%). Its average DC Readiness of 53.6/100 ranks 26th and is roughly in line with the national average of 53.0. The average interconnection-queue wait at its sites, 4.3-year, is the 23rd-shortest of the group (national 4.2-year).

Across the five headline sub-scores, Arkansas is strongest relative to the nation on water (83.3 vs 72.3 nationally) and weakest on natural hazard (60.9 vs 66.8). Power and speed to power carry 20% of the score each, fiber 12%, water 7% and hazard 6%.

Which counties in Arkansas have the most datacenter sites?

Pulaski County (166 sites, average 56.4), Jefferson County (82 sites, average 51.1), and Sebastian County (78 sites, average 53.4) hold the largest inventories. Together the top 3 account for 20% of the state's scored sites. Hempstead County has the highest average score among counties with at least 10 sites (59.1/100). 74 counties have five or more scored sites and their own county page.

What kinds of sites and grid regions are in Arkansas?

Substation-Adjacent parcels are the largest category (758, 46%), followed by industrial (304) and greenfield (281). Sites span 3 grid regions; MISO covers 76% of them.

By site type

By grid region

Average sub-score profile

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

Power availability
42.4
Speed-to-power
50.8
Fiber
69.5
Water
83.3
Hazard resilience
60.9

Top 25 datacenter sites in Arkansas

Ranked by DC Readiness.

Top datacenter sites in Arkansas
SiteTypeCountyVoltageCapacityQueue waitScore
TONTITOWNSubstation-AdjacentBenton County345 kV600 MW4.3 yrs68.9
MABELVALE SUBSTATIONSubstation-AdjacentPulaski County500 kV1,000 MW4.3 yrs68.6
UNKNOWN117209Substation-AdjacentHot Spring County500 kV1,000 MW4.3 yrs68.1
WRIGHTSVILLESubstation-AdjacentPulaski County500 kV1,000 MW4.3 yrs67.5
MAYFLOWERSubstation-AdjacentPulaski County500 kV1,000 MW4.3 yrs67.5
KEO SUBSTATIONSubstation-AdjacentLonoke County500 kV1,000 MW4.3 yrs67.2
CHAMBERS SPRINGSSubstation-AdjacentWashington County345 kV600 MW4.3 yrs66.3
FORT SMITHSubstation-AdjacentSebastian County500 kV1,000 MW4.3 yrs65.7
UNKNOWN117348Substation-AdjacentLonoke County500 kV1,000 MW4.3 yrs65.6
WEST MEMPHIS SUBSTATIONSubstation-AdjacentCrittenden County500 kV1,000 MW4.3 yrs65.6
WHITE BLUFFSubstation-AdjacentJefferson County500 kV1,000 MW4.3 yrs65.4
UNKNOWN123543Substation-AdjacentHempstead County345 kV600 MW4.3 yrs65.4
SHERIDANSubstation-AdjacentGrant County500 kV1,000 MW4.3 yrs64.5
OZ PulaskiGreenfieldPulaski——4.3 yrs64.5
JONESBORO EHVSubstation-AdjacentCraighead County500 kV1,000 MW4.3 yrs64.4
TAP149964Substation-AdjacentHot Spring County500 kV1,000 MW4.3 yrs64.3
UNKNOWN117262Substation-AdjacentHot Spring County500 kV1,000 MW4.3 yrs64.3
ARKANSAS NUCLEAR ONESubstation-AdjacentPope County500 kV1,000 MW4.3 yrs63.9
UNKNOWN107928Substation-AdjacentBenton County345 kV600 MW4.3 yrs63.9
UNKNOWN107970Substation-AdjacentColumbia County500 kV1,000 MW4.3 yrs63.8
OZ WashingtonGreenfieldWashington——4.3 yrs63.8
UNKNOWN149575Substation-AdjacentBenton County345 kV600 MW4.3 yrs63.6
EC Near Hamilton MosesGreenfieldSt. Francis——4.3 yrs63.4
EC Near Genova Arkansas I LLCGreenfieldWashington——4.3 yrs63.2
SANS SOUCISubstation-AdjacentMississippi County500 kV1,000 MW4.3 yrs63.1

Counties in Arkansas

74 counties with five or more scored sites.

Pulaski County166 · 56.4Jefferson County82 · 51.1Sebastian County78 · 53.4Washington County58 · 58.8Benton County57 · 56.7Craighead County42 · 53.0Hot Spring County41 · 55.6Miller County39 · 54.3Phillips34 · 51.3Garland County33 · 50.4Franklin County32 · 54.2Crawford County32 · 55.5Independence County29 · 51.4Logan County29 · 52.8Union County28 · 53.2Mississippi County28 · 53.9Faulkner County26 · 53.9Johnson County25 · 53.2Saline County25 · 55.4Lafayette25 · 54.4St. Francis County24 · 58.5Montgomery County24 · 47.5Baxter County23 · 52.3Woodruff23 · 54.0Lonoke County22 · 56.3Carroll County22 · 50.3Ouachita County22 · 50.9Greene County21 · 53.8Columbia County19 · 54.2Cross County19 · 55.2White County18 · 54.7Crittenden County18 · 57.3Arkansas County17 · 53.7Pike County16 · 52.3Hempstead County16 · 59.1Desha County16 · 50.3Howard County15 · 55.7Jackson County15 · 53.9Sevier County15 · 53.2Chicot County15 · 51.4Clay County14 · 54.4Polk County14 · 51.2Grant County14 · 53.5Conway County14 · 51.9Izard County14 · 52.2Pope County13 · 54.4Lawrence13 · 51.7Little River County13 · 54.2Clark County12 · 54.5Cleburne County12 · 50.6Boone County11 · 52.5Monroe County11 · 53.6Van Buren County10 · 51.2Bradley County10 · 52.3Drew10 · 51.9Ashley County10 · 54.3Searcy County9 · 50.1Sharp County9 · 52.1Cleveland County9 · 54.5Scott County9 · 51.5Marion County9 · 52.7Poinsett County9 · 52.3Fulton County8 · 50.6Lincoln County8 · 51.6Randolph County7 · 54.3Nevada7 · 57.4Lee County7 · 54.8Yell County7 · 51.3Calhoun County6 · 51.0Stone County6 · 49.9Dallas County6 · 51.0Prairie County6 · 51.1Perry County5 · 54.4Madison County5 · 53.8

Sites in Arkansas counties with fewer than five sites

2 scored sites sit in counties too small for a county page of their own.

Operating datacenters in Arkansas

6 operating datacenter facilities in Arkansas are on record, the 40th-most of any state. Little Rock has the largest cluster (2 facilities). The operators with the most facilities here are Arkansas Research and Education Optical Network (AREON) (2), OzarksGo, LLC (1), TierPoint, LLC (1). Footprints are recorded for 2 of them, totalling about 0 million square feet.

Little Rock (2)

Fayetteville (1)

Forrest City (1)

Hope (1)

  • ARE-ON Hope · Arkansas Research and Education Optical Network (AREON)

Searcy (1)

Internet exchange and peering facilities in Arkansas

5 peering and colocation facilities in Arkansas are listed in PeeringDB. Little Rock has the most (2). The best-connected facility hosts 9 networks; the median facility in the state hosts 3 networks.

Little Rock (2)

Fayetteville (1)

Forrest City (1)

Hope (1)

Arkansas datacenter site selection FAQ

How many datacenter sites are in Arkansas?

GridCensus catalogs 1,651 scored datacenter candidate sites in Arkansas, with an average DC Readiness score of 53.6/100. That is the 36th-largest inventory of the 50 states, DC and Puerto Rico.

How many operating datacenters are in Arkansas?

6 operating datacenter facilities in Arkansas are on record, the 40th-most of any state. Little Rock has the most (2). Arkansas Research and Education Optical Network (AREON) operates the most facilities in the state (2).

What is the average interconnection-queue wait in Arkansas?

Candidate sites in Arkansas average a 4.3-year interconnection-queue wait, with an average queue depth of 73 projects. The national average across all scored sites is 4.2-year, and Arkansas has the 23rd-shortest average wait of the 50 states, DC and Puerto Rico.

Which county in Arkansas has the most datacenter sites?

Pulaski County has the most scored candidate sites in Arkansas (166), followed by Jefferson County (82) and Sebastian County (78). Among counties with at least 10 sites, Hempstead County has the highest average DC Readiness (59.1/100).

What kind of datacenter sites are most common in Arkansas?

Substation-Adjacent sites are the most common category in Arkansas (758 sites, 46% of the inventory), and most sites fall within the MISO grid region.

How many internet exchange facilities are in Arkansas?

5 peering and colocation facilities listed in PeeringDB are in Arkansas. Little Rock has the most (2). The best-connected one hosts 9 networks.

Looking for a specific record? The directory lists every scored datacenter site in Arkansas, A to Z.

More Arkansas infrastructure

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 Arkansas”, https://gridcensus.com/datacenter-sites/arkansas (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 Arkansas 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.

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