Datacenter Sites in Nantucket, Massachusetts
Nantucket has 14 scored datacenter candidate sites averaging 45.0/100 DC Readiness, with a catalogued aggregate of 20 MW. FEMA rates local natural-hazard risk as "Relatively Low".
At a glance
Nantucket, Massachusetts has 14 scored datacenter candidate sites averaging 45.0/100 DC Readiness, about 17% below the Massachusetts average of 54.2. It ranks 13th of 13 Massachusetts counties by number of sites and 13th by average score. The top-scoring site is EC Near Nantucket Hybrid · fe4094c2 at 49.1/100.
Site-selection context for Nantucket
How does Nantucket compare with other counties in Massachusetts?
By number of scored sites, Nantucket ranks 13th of the 13 Massachusetts counties with a county page, holding 0.8% of the state's 1,861 sites. Its average DC Readiness of 45.0/100 ranks 13th in the state and is about 15% below the national average of 53.0. Nationally it has the 2089th-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 Nantucket?
Greenfield sites are the most common (12, 86% of the county's inventory), followed by brownfield (1) and former mine (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 Nantucket?
Industrial electricity averages 20.98¢/kWh and commercial 21.30¢/kWh. FEMA's National Risk Index rates the county "Relatively Low" (22). WRI water stress is low. 1 fiber providers report service in the county. The climate runs 600 cooling degree days a year with a mean temperature of 49°F. Land is valued around $14,302 an acre.
By site type
Top datacenter sites in Nantucket
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| EC Near Nantucket Hybrid | Greenfield | — | — | 4.3 yrs | 49.1 |
| EC Near Nantucket Hybrid | Greenfield | — | — | 4.3 yrs | 48.8 |
| EC Near Nantucket Hybrid | Greenfield | — | — | 4.3 yrs | 46.9 |
| EC Near Nantucket Hybrid | Greenfield | — | — | 4.3 yrs | 46.5 |
| Nantucket Hybrid | Brownfield | — | 20 MW | 4.3 yrs | 45.9 |
| EC Near Nantucket Hybrid | Greenfield | — | — | 4.3 yrs | 45.6 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 44.4 |
| EC Near Nantucket Hybrid | Greenfield | — | — | 4.3 yrs | 43.8 |
| EC Near Nantucket Hybrid | Greenfield | — | — | 4.3 yrs | 43.6 |
| EC Near Nantucket Hybrid | Greenfield | — | — | 4.3 yrs | 43.3 |
| EC Near Nantucket Hybrid | Greenfield | — | — | 4.3 yrs | 43.2 |
| EC Near Nantucket Hybrid | Greenfield | — | — | 4.3 yrs | 43.2 |
| EC Near Nantucket Hybrid | Greenfield | — | — | 4.3 yrs | 42.9 |
| EC Near Nantucket Hybrid | Greenfield | — | — | 4.3 yrs | 42.6 |
Every scored site in Nantucket
All 14 sites, best first.
- EC Near Nantucket Hybrid · fe4094c2 · 49.1
- EC Near Nantucket Hybrid · 873ccbf8 · 48.8
- EC Near Nantucket Hybrid · 0f0f4a24 · 46.9
- EC Near Nantucket Hybrid · 98156a36 · 46.5
- Nantucket Hybrid · 45.9
- EC Near Nantucket Hybrid · 7d3f27cc · 45.6
- Mine Site · b612584e · 44.4
- EC Near Nantucket Hybrid · 70d77b01 · 43.8
- EC Near Nantucket Hybrid · dbf0de0c · 43.6
- EC Near Nantucket Hybrid · eb076211 · 43.3
- EC Near Nantucket Hybrid · bbe863d1 · 43.2
- EC Near Nantucket Hybrid · a43d848d · 43.2
- EC Near Nantucket Hybrid · a420ae4c · 42.9
- EC Near Nantucket Hybrid · dcc6bd3d · 42.6
Nantucket datacenter FAQ
How many datacenter sites are in Nantucket?
14 scored datacenter candidate sites, averaging 45.0/100 DC Readiness. That is the 13th-most of 13 Massachusetts counties with five or more sites.
What is the highest-scoring datacenter site in Nantucket?
EC Near Nantucket Hybrid · fe4094c2 scores 49.1/100 DC Readiness, the highest of the 14 scored sites in Nantucket (a greenfield site).
Does Nantucket offer datacenter tax incentives?
No datacenter-specific tax incentive is on record for Nantucket in the GridCensus county dataset.
What is the natural-hazard risk in Nantucket?
FEMA's National Risk Index rates Nantucket as "Relatively Low" (score 22).
What are industrial electricity rates in Nantucket?
Average industrial electricity is 20.98¢/kWh and commercial is 21.30¢/kWh in Nantucket.
More in Massachusetts
- All datacenter sites in Massachusetts· 1,861 sites
- Operating datacenters in Massachusetts
- Electric substations in Massachusetts
- Worcester County· 283 sites · avg 53.4
- Middlesex· 281 sites · avg 56.9
- Essex County· 216 sites · avg 54.5
- Suffolk County· 206 sites · avg 56.5
- Hampden County· 175 sites · avg 54.8
- Bristol County· 161 sites · avg 52.5
- Greenfield sites in Massachusetts
- Brownfield sites in Massachusetts
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 Nantucket, Massachusetts”, https://gridcensus.com/datacenter-sites/massachusetts/nantucket (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 Nantucket, Massachusetts 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.