Datacenter Sites in Jefferson County, Louisiana
Jefferson County has 44 scored datacenter candidate sites averaging 54.3/100 DC Readiness, with a catalogued aggregate of 300 MW. FEMA rates local natural-hazard risk as "Very High". The county has a datacenter tax incentive on record.
At a glance
Jefferson County, Louisiana has 44 scored datacenter candidate sites averaging 54.3/100 DC Readiness, roughly in line with the Louisiana average of 53.1. It ranks 9th of 59 Louisiana counties by number of sites and 15th by average score. The top-scoring site is EC Near Nine Mile Point · 7a1d9711 at 63.5/100.
Site-selection context for Jefferson County
Incentive detail: Industrial Tax Exemption Program (ITEP) up to 80% property tax abatement for 10 years.
How does Jefferson County compare with other counties in Louisiana?
By number of scored sites, Jefferson County ranks 9th of the 59 Louisiana counties with a county page, holding 2.5% of the state's 1,762 sites. Its average DC Readiness of 54.3/100 ranks 15th in the state and is roughly in line with the national average of 53.2. Nationally it has the 868th-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 5 score 55 or higher.
What types of datacenter sites are in Jefferson County?
Industrial sites are the most common (30, 68% of the county's inventory), followed by former mine (7) 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 Jefferson County?
Industrial electricity averages 7.10¢/kWh and commercial 10.87¢/kWh. FEMA's National Risk Index rates the county "Very High" (58). WRI water stress is low. 7 fiber providers report service in the county. The climate runs 2,700 cooling degree days a year with a mean temperature of 67°F. Land is valued around $2,176 an acre.
By site type
Top datacenter sites in Jefferson County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| EC Near Nine Mile Point | Greenfield | — | — | 4.3 yrs | 63.5 |
| OZ Jefferson | Greenfield | — | — | 4.3 yrs | 61.2 |
| UNKNOWN113366 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 58.5 |
| TAP143285 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 58.4 |
| ALLIANCE | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 57.5 |
| 225 5th Street | Industrial | — | — | 4.3 yrs | 54.7 |
| Carlo Ditta/5th Street | Industrial | — | — | 4.3 yrs | 54.7 |
| Ward Lumber | Industrial | — | — | 4.3 yrs | 54.7 |
| Old Gretna Post Office | Industrial | — | — | 4.3 yrs | 54.6 |
| 1430 Franklin Street Site | Industrial | — | — | 4.3 yrs | 54.6 |
| Chronicles Site | Industrial | — | — | 4.3 yrs | 54.6 |
| Malter International/Malter Chemical | Industrial | — | — | 4.3 yrs | 54.6 |
| NJM City Properties | Industrial | — | — | 4.3 yrs | 54.6 |
| EC Near Nine Mile Point | Greenfield | — | — | 4.3 yrs | 54.5 |
| Johns-Mansville (batture) | Industrial | — | — | 4.3 yrs | 54.5 |
| Haywilk Galvanizing | Industrial | — | — | 4.3 yrs | 54.5 |
| Old Par 3 | Industrial | — | — | 4.3 yrs | 54.4 |
| JM-3 & JM-5 John Manville Site | Industrial | — | — | 4.3 yrs | 53.6 |
| Davis Concrete (Lot C) | Industrial | — | — | 4.3 yrs | 53.6 |
| Clem's Service Station, 1100 | Industrial | — | — | 4.3 yrs | 53.5 |
| City Landfill BS-3 | Industrial | — | — | 4.3 yrs | 53.5 |
| City Landfill BS-4 | Industrial | — | — | 4.3 yrs | 53.5 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 53.5 |
| Former Muller's Motors | Industrial | — | — | 4.3 yrs | 53.5 |
| Lowery Bros. | Industrial | — | — | 4.3 yrs | 53.5 |
Every scored site in Jefferson County
All 44 sites, best first.
- EC Near Nine Mile Point · 7a1d9711 · 63.5
- OZ Jefferson · 61.2
- Substation-Adjacent site · 5a289baf · 58.5
- Substation-Adjacent site · 4a5e53d8 · 58.4
- ALLIANCE · 57.5
- 225 5th Street · 54.7
- Carlo Ditta/5th Street · 54.7
- Ward Lumber · 54.7
- Old Gretna Post Office · 54.6
- 1430 Franklin Street Site · 54.6
- Chronicles Site · 54.6
- Malter International/Malter Chemical · 54.6
- NJM City Properties · 54.6
- EC Near Nine Mile Point · c1d9347d · 54.5
- Johns-Mansville (batture) · 54.5
- Haywilk Galvanizing · 54.5
- Old Par 3 · 54.4
- JM-3 & JM-5 John Manville Site · 53.6
- Davis Concrete (Lot C) · 53.6
- Clem's Service Station, 1100 · 53.5
- City Landfill BS-3 · 53.5
- City Landfill BS-4 · 53.5
- Mine Site · a4ed500b · 53.5
- Former Muller's Motors · 53.5
- Lowery Bros. · 53.5
- Former Vanacor · 53.5
- Gulf States Asphalt · 53.5
- City Landfill BS-13 · 53.5
- Progressive Church Property · 53.5
- Rosedale · 53.4
- North 13th Street · 53.4
- Mine Site · 65f48416 · 53.3
- Mine Site · 7df38dbe · 53.3
- Lot C · 53.2
- Davis Concrete · 53.2
- 3434 Veterans · 53.2
- Mine Site · e07e8518 · 53.0
- Mine Site · b4045fb2 · 53.0
- Mine Site · 4b5f69aa · 52.9
- Kenner WWTP#1 · 52.8
- Fire Protection Property · 52.8
- Kenner WWTP#2 · 52.6
- Mine Site · 0741d403 · 52.4
- EC FFE Jefferson Parish · 52.4
Jefferson County datacenter FAQ
How many datacenter sites are in Jefferson County?
44 scored datacenter candidate sites, averaging 54.3/100 DC Readiness. That is the 9th-most of 59 Louisiana counties with five or more sites.
What is the highest-scoring datacenter site in Jefferson County?
EC Near Nine Mile Point · 7a1d9711 scores 63.5/100 DC Readiness, the highest of the 44 scored sites in Jefferson County (a greenfield site).
Does Jefferson County offer datacenter tax incentives?
Industrial Tax Exemption Program (ITEP) up to 80% property tax abatement for 10 years.
What is the natural-hazard risk in Jefferson County?
FEMA's National Risk Index rates Jefferson County as "Very High" (score 58).
What are industrial electricity rates in Jefferson County?
Average industrial electricity is 7.10¢/kWh and commercial is 10.87¢/kWh in Jefferson County.
More in Louisiana
- All datacenter sites in Louisiana· 1,762 sites
- Operating datacenters in Louisiana
- Electric substations in Louisiana
- East Baton Rouge County· 173 sites · avg 55.9
- Orleans County· 126 sites · avg 56.0
- Caddo County· 111 sites · avg 56.5
- Calcasieu Parish· 111 sites · avg 51.8
- Lafayette Parish· 81 sites · avg 54.0
- Ouachita· 79 sites · avg 50.4
- Industrial sites in Louisiana
- Former Mine sites in Louisiana
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 October 10, 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, Louisiana”, https://gridcensus.com/datacenter-sites/louisiana/jefferson-county (data as of October 10, 2026).
Dataset updated . Screening estimates derived from public data sources.
Go deeper than the public screen
Every site and score for Jefferson County, Louisiana 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.