Datacenter Sites in Mills County, Texas
Mills County has 6 scored datacenter candidate sites averaging 53.9/100 DC Readiness, with a catalogued aggregate of 150 MW. FEMA rates local natural-hazard risk as "Very High". The county has a datacenter tax incentive on record.
At a glance
Mills County, Texas has 6 scored datacenter candidate sites averaging 53.9/100 DC Readiness, roughly in line with the Texas average of 56.4. It ranks 215th of 234 Texas counties by number of sites and 158th by average score. The top-scoring site is Substation-Adjacent site · c064b01d at 58.1/100.
Site-selection context for Mills County
Incentive detail: Chapter 313/Chapter 403 property tax abatements; Texas Enterprise Fund; no state income tax.
How does Mills County compare with other counties in Texas?
By number of scored sites, Mills County ranks 215th of the 234 Texas counties with a county page, holding 0.1% of the state's 6,839 sites. Its average DC Readiness of 53.9/100 ranks 158th in the state and is roughly in line with the national average of 53.0. Nationally it has the 2781st-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 3 score 55 or higher.
What types of datacenter sites are in Mills County?
Former Mine sites are the most common (3, 50% of the county's inventory), followed by substation-adjacent (2) and greenfield (1). 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 Mills County?
Industrial electricity averages 5.58¢/kWh and commercial 13.02¢/kWh. FEMA's National Risk Index rates the county "Very High" (55). WRI water stress is medium-high. 2 fiber providers report service in the county. The climate runs 2,600 cooling degree days a year with a mean temperature of 65°F. Land is valued around $3,731 an acre.
By site type
Top datacenter sites in Mills County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| UNKNOWN309358 | Substation-Adjacent | 138 kV | 100 MW | 3.5 yrs | 58.1 |
| EC FFE Mills County | Greenfield | — | — | 3.5 yrs | 56.4 |
| UNKNOWN309209 | Substation-Adjacent | 69 kV | 50 MW | 3.5 yrs | 55.4 |
| Mine Site | Former Mine | — | — | 3.5 yrs | 51.2 |
| Mine Site | Former Mine | — | — | 3.5 yrs | 51.2 |
| Mine Site | Former Mine | — | — | 3.5 yrs | 51.2 |
Every scored site in Mills County
All 6 sites, best first.
- Substation-Adjacent site · c064b01d · 58.1
- EC FFE Mills County · 56.4
- Substation-Adjacent site · f3baef8a · 55.4
- Mine Site · 53c87415 · 51.2
- Mine Site · 86b65faa · 51.2
- Mine Site · 7acfcd17 · 51.2
Mills County datacenter FAQ
How many datacenter sites are in Mills County?
6 scored datacenter candidate sites, averaging 53.9/100 DC Readiness. That is the 215th-most of 234 Texas counties with five or more sites.
What is the highest-scoring datacenter site in Mills County?
Substation-Adjacent site · c064b01d scores 58.1/100 DC Readiness, the highest of the 6 scored sites in Mills County (a substation-adjacent site).
Does Mills County offer datacenter tax incentives?
Chapter 313/Chapter 403 property tax abatements; Texas Enterprise Fund; no state income tax.
What is the natural-hazard risk in Mills County?
FEMA's National Risk Index rates Mills County as "Very High" (score 55).
What are industrial electricity rates in Mills County?
Average industrial electricity is 5.58¢/kWh and commercial is 13.02¢/kWh in Mills County.
More in Texas
- All datacenter sites in Texas· 6,839 sites
- Operating datacenters in Texas
- Electric substations in Texas
- Harris County· 348 sites · avg 57.3
- Dallas County· 308 sites · avg 61.3
- Tarrant County· 289 sites · avg 59.4
- Travis County· 203 sites · avg 59.8
- El Paso County· 172 sites · avg 54.5
- Bexar County· 166 sites · avg 61.7
- Former Mine sites in Texas
- Substation-Adjacent sites in Texas
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 Mills County, Texas”, https://gridcensus.com/datacenter-sites/texas/mills-county (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 Mills County, Texas 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.