Datacenter Sites in St. Martin County, Louisiana
St. Martin County has 15 scored datacenter candidate sites averaging 51.7/100 DC Readiness, with a catalogued aggregate of 650 MW. FEMA rates local natural-hazard risk as "Very High". The county has a datacenter tax incentive on record.
At a glance
St. Martin County, Louisiana has 15 scored datacenter candidate sites averaging 51.7/100 DC Readiness, roughly in line with the Louisiana average of 53.1. It ranks 33rd of 59 Louisiana counties by number of sites and 34th by average score. The top-scoring site is EC Near Teche · 9c4d0235 at 55.3/100.
Site-selection context for St. Martin County
Incentive detail: Industrial Tax Exemption Program (ITEP) up to 80% property tax abatement for 10 years.
How does St. Martin County compare with other counties in Louisiana?
By number of scored sites, St. Martin County ranks 33rd of the 59 Louisiana counties with a county page, holding 0.9% of the state's 1,762 sites. Its average DC Readiness of 51.7/100 ranks 34th in the state and is roughly in line with the national average of 53.2. Nationally it has the 2019th-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 1 score 55 or higher.
What types of datacenter sites are in St. Martin County?
Substation-Adjacent sites are the most common (8, 53% of the county's inventory), followed by industrial (4) and greenfield (3). 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 St. Martin County?
Industrial electricity averages 9.04¢/kWh and commercial 12.37¢/kWh. FEMA's National Risk Index rates the county "Very High" (58). WRI water stress is low. 8 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 $3,630 an acre.
By site type
Top datacenter sites in St. Martin County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| EC Near Teche | Greenfield | — | — | 4.3 yrs | 55.3 |
| UNKNOWN115755 | Substation-Adjacent | 138 kV | 100 MW | 4.3 yrs | 54.7 |
| UNKNOWN115696 | Substation-Adjacent | 138 kV | 100 MW | 4.3 yrs | 54.7 |
| MORBIHAN | Substation-Adjacent | 138 kV | 100 MW | 4.3 yrs | 54.7 |
| HOPKINS | Substation-Adjacent | 138 kV | 100 MW | 4.3 yrs | 54.7 |
| KIRK SUBSTATION | Substation-Adjacent | 138 kV | 100 MW | 4.3 yrs | 54.3 |
| NEW IBERIA | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 52.3 |
| UNKNOWN169962 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 51.9 |
| TAP143385 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 51.8 |
| EC Near Teche | Greenfield | — | — | 4.3 yrs | 50.0 |
| EC Near Teche | Greenfield | — | — | 4.3 yrs | 49.6 |
| Union Pacific Rail Road | Industrial | — | — | 4.3 yrs | 48.0 |
| JB Talley Company | Industrial | — | — | 4.3 yrs | 47.9 |
| LA Dept of Transportation | Industrial | — | — | 4.3 yrs | 47.9 |
| Arnaudville Museum | Industrial | — | — | 4.3 yrs | 47.7 |
Every scored site in St. Martin County
All 15 sites, best first.
- EC Near Teche · 9c4d0235 · 55.3
- Substation-Adjacent site · ee2af426 · 54.7
- Substation-Adjacent site · 4c4a63f3 · 54.7
- MORBIHAN · 54.7
- HOPKINS · 54.7
- KIRK SUBSTATION · 54.3
- NEW IBERIA · 52.3
- Substation-Adjacent site · 77969c32 · 51.9
- Substation-Adjacent site · dd12d635 · 51.8
- EC Near Teche · 1b88f306 · 50.0
- EC Near Teche · c48062ec · 49.6
- Union Pacific Rail Road · 48.0
- JB Talley Company · 47.9
- LA Dept of Transportation · 47.9
- Arnaudville Museum · 47.7
St. Martin County datacenter FAQ
How many datacenter sites are in St. Martin County?
15 scored datacenter candidate sites, averaging 51.7/100 DC Readiness. That is the 33rd-most of 59 Louisiana counties with five or more sites.
What is the highest-scoring datacenter site in St. Martin County?
EC Near Teche · 9c4d0235 scores 55.3/100 DC Readiness, the highest of the 15 scored sites in St. Martin County (a greenfield site).
Does St. Martin 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 St. Martin County?
FEMA's National Risk Index rates St. Martin County as "Very High" (score 58).
What are industrial electricity rates in St. Martin County?
Average industrial electricity is 9.04¢/kWh and commercial is 12.37¢/kWh in St. Martin 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
- Substation-Adjacent sites in Louisiana
- Industrial 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 St. Martin County, Louisiana”, https://gridcensus.com/datacenter-sites/louisiana/st-martin-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 St. Martin 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.