Datacenter Sites in Maui County, Hawaii
Maui County has 24 scored datacenter candidate sites averaging 49.4/100 DC Readiness, with a catalogued aggregate of 550 MW. FEMA rates local natural-hazard risk as "Relatively Low". The county has a datacenter tax incentive on record.
At a glance
Maui County, Hawaii has 24 scored datacenter candidate sites averaging 49.4/100 DC Readiness, roughly in line with the Hawaii average of 50.0. It ranks 3rd of 4 Hawaii counties by number of sites and 2nd by average score. The top-scoring site is Substation-Adjacent site · fd7d345d at 53.2/100.
Site-selection context for Maui County
Incentive detail: Enterprise Zone tax credits; limited applicability.
How does Maui County compare with other counties in Hawaii?
By number of scored sites, Maui County ranks 3rd of the 4 Hawaii counties with a county page, holding 9.5% of the state's 252 sites. Its average DC Readiness of 49.4/100 ranks 2nd in the state and is roughly in line with the national average of 53.2. Nationally it has the 1511th-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 0 score 55 or higher.
What types of datacenter sites are in Maui County?
Substation-Adjacent sites are the most common (11, 46% 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 Maui County?
Industrial electricity averages 38.57¢/kWh and commercial 43.45¢/kWh. FEMA's National Risk Index rates the county "Relatively Low" (20). WRI water stress is low. 3 fiber providers report service in the county. The climate runs 4,400 cooling degree days a year with a mean temperature of 77°F. Land is valued around $12,084 an acre.
By site type
Top datacenter sites in Maui County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| UNKNOWN155661 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 53.2 |
| UNKNOWN155666 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 53.0 |
| UNKNOWN155662 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 52.9 |
| TAP155660 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 52.8 |
| UNKNOWN155669 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 52.7 |
| UNKNOWN155663 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 52.7 |
| UNKNOWN155664 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 52.5 |
| UNKNOWN157720 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 52.2 |
| UNKNOWN157719 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 50.2 |
| UNKNOWN157721 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 50.2 |
| UNKNOWN156804 | Substation-Adjacent | 69 kV | 50 MW | 4.3 yrs | 50.2 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 49.1 |
| Molokai Community Services Council | Industrial | — | — | 4.3 yrs | 48.8 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 48.7 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 48.5 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 48.5 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 48.5 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 48.4 |
| OZ Maui | Greenfield | — | — | 4.3 yrs | 46.4 |
| OZ Maui | Greenfield | — | — | 4.3 yrs | 45.6 |
| OZ Maui | Greenfield | — | — | 4.3 yrs | 45.5 |
| Former Molokai Electric Property | Industrial | — | — | 4.3 yrs | 45.5 |
| OZ Maui | Greenfield | — | — | 4.3 yrs | 45.1 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 44.7 |
Every scored site in Maui County
All 24 sites, best first.
- Substation-Adjacent site · fd7d345d · 53.2
- Substation-Adjacent site · 589c5e16 · 53.0
- Substation-Adjacent site · 1980f1ba · 52.9
- Substation-Adjacent site · 6ea3aea8 · 52.8
- Substation-Adjacent site · ccc71bab · 52.7
- Substation-Adjacent site · ecd0fbc7 · 52.7
- Substation-Adjacent site · ea31bfd4 · 52.5
- Substation-Adjacent site · bacb677b · 52.2
- Substation-Adjacent site · c88e854a · 50.2
- Substation-Adjacent site · eee78152 · 50.2
- Substation-Adjacent site · 5b4daa84 · 50.2
- Mine Site · f00fefb8 · 49.1
- Molokai Community Services Council · 48.8
- Mine Site · 0b1dd687 · 48.7
- Mine Site · d513919e · 48.5
- Mine Site · e801cdca · 48.5
- Mine Site · fc161b62 · 48.5
- Mine Site · 05d0043f · 48.4
- OZ Maui · 1b07e7e5 · 46.4
- OZ Maui · 764f0d9a · 45.6
- OZ Maui · 67500b50 · 45.5
- Former Molokai Electric Property · 45.5
- OZ Maui · bf1acad9 · 45.1
- Mine Site · 93fb84b1 · 44.7
Maui County datacenter FAQ
How many datacenter sites are in Maui County?
24 scored datacenter candidate sites, averaging 49.4/100 DC Readiness. That is the 3rd-most of 4 Hawaii counties with five or more sites.
What is the highest-scoring datacenter site in Maui County?
Substation-Adjacent site · fd7d345d scores 53.2/100 DC Readiness, the highest of the 24 scored sites in Maui County (a substation-adjacent site).
Does Maui County offer datacenter tax incentives?
Enterprise Zone tax credits; limited applicability.
What is the natural-hazard risk in Maui County?
FEMA's National Risk Index rates Maui County as "Relatively Low" (score 20).
What are industrial electricity rates in Maui County?
Average industrial electricity is 38.57¢/kWh and commercial is 43.45¢/kWh in Maui County.
More in Hawaii
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 Maui County, Hawaii”, https://gridcensus.com/datacenter-sites/hawaii/maui-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 Maui County, Hawaii 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.