Former Mine Datacenter Sites in Florida
At a glance
Decommissioned or active mining land. Mine sites often retain heavy electrical service and water rights from prior operations, and many sit near coal-plant substations now freeing up grid capacity.
Top former mine sites in Florida
| Site | Type | County | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|---|
| Mine Site | Former Mine | Miami-Dade County | — | — | 3.7 yrs | 57.3 |
| Mine Site | Former Mine | Miami-Dade County | — | — | 3.7 yrs | 57.2 |
| Mine Site | Former Mine | Miami-Dade County | — | — | 3.7 yrs | 57.2 |
| Mine Site | Former Mine | Broward County | — | — | 3.7 yrs | 56.9 |
| Mine Site | Former Mine | Broward County | — | — | 3.7 yrs | 56.7 |
| Mine Site | Former Mine | Duval County | — | — | 3.7 yrs | 56.7 |
| Mine Site | Former Mine | Duval County | — | — | 3.7 yrs | 56.6 |
| Mine Site | Former Mine | Miami-Dade County | — | — | 3.7 yrs | 56.5 |
| Mine Site | Former Mine | Hillsborough County | — | — | 3.7 yrs | 55.9 |
| Mine Site | Former Mine | Broward County | — | — | 3.7 yrs | 55.4 |
| Mine Site | Former Mine | Leon County | — | — | 3.7 yrs | 55.4 |
| Mine Site | Former Mine | Miami-Dade County | — | — | 3.7 yrs | 55.3 |
| Mine Site | Former Mine | Miami-Dade County | — | — | 3.7 yrs | 55.1 |
| Mine Site | Former Mine | Duval County | — | — | 3.7 yrs | 55.1 |
| Mine Site | Former Mine | Polk County | — | — | 3.7 yrs | 55.1 |
| Mine Site | Former Mine | Brevard County | — | — | 3.7 yrs | 55.1 |
| Mine Site | Former Mine | Palm Beach County | — | — | 3.7 yrs | 55.0 |
| Mine Site | Former Mine | Hillsborough County | — | — | 3.7 yrs | 55.0 |
| Mine Site | Former Mine | Brevard County | — | — | 3.7 yrs | 54.7 |
| Mine Site | Former Mine | Polk County | — | — | 3.7 yrs | 54.6 |
| Mine Site | Former Mine | Polk County | — | — | 3.7 yrs | 54.6 |
| Mine Site | Former Mine | Miami-Dade County | — | — | 3.7 yrs | 54.5 |
| Mine Site | Former Mine | Polk County | — | — | 3.7 yrs | 54.3 |
| Mine Site | Former Mine | Polk County | — | — | 3.7 yrs | 54.3 |
| Mine Site | Former Mine | Lee County | — | — | 3.7 yrs | 54.3 |
How does Florida compare with other states for former mine sites?
With 181 sites, Florida ranks 35th of the 50 states that have any former mine candidate sites. Kentucky leads with 5,049. Nationally, former mine sites average 49.7/100 DC Readiness, below the 53.0 average across all site types. Across every site type, Florida averages 56.0, the 10th-highest of 52 states, and its candidate sites face an average interconnection-queue wait of 3.7 years.
Where are the highest-scoring former mine sites in Florida?
The top 25 range from 57.3 to 54.3 on the 0–100 DC Readiness Score. They are concentrated in Miami-Dade County (7), Polk County (5), Broward County (3) and Duval County (3). By grid region, 25 are in SERC.
County pages: Miami-Dade County · Polk County · Broward County · Duval County
What power, fiber and flood exposure do these former mine sites have?
Their counties have a median of 13 fixed fiber broadband providers in FCC data. The median distance to the nearest internet exchange facility is 11 km. The median interconnection-queue wait in their markets is 3.7 years. None of the 2 with a mapped FEMA flood zone sits in a high-risk (A or V) zone.
Frequently asked questions
How many former mine datacenter sites are in Florida?
GridCensus catalogs 181 former mine datacenter candidate sites in Florida, 0.7% of the national total for this type (35th of 50 states).
What is a former mine datacenter site?
Decommissioned or active mining land. Mine sites often retain heavy electrical service and water rights from prior operations, and many sit near coal-plant substations now freeing up grid capacity.
What is the best former mine datacenter site in Florida?
By DC Readiness Score, Mine Site in Miami-Dade County ranks first at 57.3/100, followed by Mine Site in Miami-Dade County at 57.2.
Which Florida counties have the best former mine sites?
The top 25 former mine sites in Florida are concentrated in Miami-Dade County (7), Polk County (5), Broward County (3) and Duval County (3).
How does Florida score for datacenters overall?
All 4,344 scored sites in Florida average 56.0/100 DC Readiness, the 10th-highest of 52 states, against a national average of 53.0.
More on former mine sites and Florida
- All datacenter sites in Florida· 4,344 sites
- Former Mine datacenter sites nationwide· 26,205 sites
- Industrial sites in Florida· 1,688 sites
- Substation-Adjacent sites in Florida· 1,539 sites
- Greenfield sites in Florida· 791 sites
- Federal Excess sites in Florida· 124 sites
- Brownfield sites in Florida· 21 sites
Former Mine sites in other states
- Former Mine sites in Kentucky· 5,049 sites
- Former Mine sites in Pennsylvania· 3,356 sites
- Former Mine sites in West Virginia· 2,495 sites
- Former Mine sites in Virginia· 1,614 sites
- Former Mine sites in Alabama· 1,069 sites
- Former Mine sites in Texas· 935 sites
- Former Mine sites in Ohio· 925 sites
- Former Mine sites in Tennessee· 661 sites
Dataset updated . Screening estimates derived from public data sources.
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, “Former Mine datacenter sites in Florida”, https://gridcensus.com/site-types/mine/florida (data as of November 12, 2026).
Go deeper than the public screen
Every site and score for Former Mine sites in Florida 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.