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Datacenter Sites in Jefferson County, Alabama

Jefferson County has 365 scored datacenter candidate sites averaging 57.4/100 DC Readiness, with a catalogued aggregate of 14,300 MW. FEMA rates local natural-hazard risk as "Relatively High". The county has a datacenter tax incentive on record.

At a glance

Jefferson County, Alabama has 365 scored datacenter candidate sites averaging 57.4/100 DC Readiness, roughly in line with the Alabama average of 55.0. It ranks 1st of 67 Alabama counties by number of sites and 14th by average score. The top-scoring site is Substation-Adjacent site · 3b558ccc at 69.0/100.

365
Candidate sites
57.4/100
Avg DC Readiness
14,300 MW
Catalogued capacity
theoretical aggregate
Relatively High
Hazard rating
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≥ 7560–7540–60≤ 40
Top 25 in Jefferson County

Site-selection context for Jefferson County

Yessales_tax_exemption
Datacenter tax incentive
11.28¢/kWh
Commercial electricity
6.43¢/kWh
Industrial electricity
13
Fiber providers
Low
Water stress
$6,943
Land price / acre
2,100
Cooling degree days
2,800
Heating degree days
63°F
Mean annual temp

Incentive detail: Sales & use tax abatement on qualifying equipment. $400M+ investment threshold.

How does Jefferson County compare with other counties in Alabama?

By number of scored sites, Jefferson County ranks 1st of the 67 Alabama counties with a county page, holding 12% of the state's 3,107 sites. Its average DC Readiness of 57.4/100 ranks 14th in the state and is roughly in line with the national average of 53.0. Nationally it has the 30th-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 259 score 55 or higher.

What types of datacenter sites are in Jefferson County?

Former Mine sites are the most common (143, 39% of the county's inventory), followed by substation-adjacent (118) and industrial (79). 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 Jefferson County?

Industrial electricity averages 6.43¢/kWh and commercial 11.28¢/kWh. FEMA's National Risk Index rates the county "Relatively High" (45). WRI water stress is low. 13 fiber providers report service in the county. The climate runs 2,100 cooling degree days a year with a mean temperature of 63°F. Land is valued around $6,943 an acre.

By site type

Top datacenter sites in Jefferson County

Top datacenter sites in Jefferson County
SiteTypeVoltageCapacityQueue waitScore
UNKNOWN109244Substation-Adjacent500 kV1,000 MW3.9 yrs69.0
MAGELLASubstation-Adjacent230 kV300 MW3.9 yrs67.5
WACHOVIASubstation-Adjacent230 kV300 MW3.9 yrs66.8
ACIPCO EAF NO.3 CUSubstation-Adjacent230 kV300 MW3.9 yrs66.6
TAP142723Substation-Adjacent230 kV300 MW3.9 yrs66.5
UNKNOWN110220Substation-Adjacent230 kV300 MW3.9 yrs66.4
BOYLESSubstation-Adjacent230 kV300 MW3.9 yrs66.1
UNKNOWN109245Substation-Adjacent230 kV300 MW3.9 yrs65.7
LEEDSSubstation-Adjacent230 kV300 MW3.9 yrs65.4
OZ JeffersonGreenfield——3.9 yrs65.3
EC Coal Jefferson CountyGreenfield——3.9 yrs63.7
UNKNOWN109273Substation-Adjacent115 kV100 MW3.9 yrs63.3
UNKNOWN109296Substation-Adjacent115 kV100 MW3.9 yrs63.3
UNKNOWN111473Substation-Adjacent115 kV100 MW3.9 yrs63.2
EC Coal Jefferson CountyGreenfield——3.9 yrs63.2
UNKNOWN111723Substation-Adjacent115 kV100 MW3.9 yrs63.1
UNKNOWN115035Substation-Adjacent115 kV100 MW3.9 yrs63.1
UNKNOWN111471Substation-Adjacent115 kV100 MW3.9 yrs63.1
TAP142687Substation-Adjacent115 kV100 MW3.9 yrs63.1
UNKNOWN115034Substation-Adjacent115 kV100 MW3.9 yrs62.9
TAP142721Substation-Adjacent115 kV100 MW3.9 yrs62.7
UNKNOWN111722Substation-Adjacent115 kV100 MW3.9 yrs62.4
TAP142651Substation-Adjacent115 kV100 MW3.9 yrs62.3
UNKNOWN157865Substation-Adjacent115 kV100 MW3.9 yrs62.2
UNKNOWN111727Substation-Adjacent115 kV100 MW3.9 yrs62.2

Every scored site in Jefferson County

All 365 sites, best first.

Jefferson County datacenter FAQ

How many datacenter sites are in Jefferson County?

365 scored datacenter candidate sites, averaging 57.4/100 DC Readiness. That is the most of 67 Alabama counties with five or more sites.

What is the highest-scoring datacenter site in Jefferson County?

Substation-Adjacent site · 3b558ccc scores 69.0/100 DC Readiness, the highest of the 365 scored sites in Jefferson County (a substation-adjacent site).

Does Jefferson County offer datacenter tax incentives?

Sales & use tax abatement on qualifying equipment. $400M+ investment threshold.

What is the natural-hazard risk in Jefferson County?

FEMA's National Risk Index rates Jefferson County as "Relatively High" (score 45).

What are industrial electricity rates in Jefferson County?

Average industrial electricity is 6.43¢/kWh and commercial is 11.28¢/kWh in Jefferson County.

More in Alabama

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 Jefferson County, Alabama”, https://gridcensus.com/datacenter-sites/alabama/jefferson-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 Jefferson County, Alabama 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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