Greenfield Datacenter Sites in Massachusetts
At a glance
Undeveloped land with no prior industrial use. Greenfield parcels offer maximum design flexibility and large contiguous footprints, but typically require full utility build-out — the speed-to-power story hinges on proximity to existing transmission.
Top greenfield sites in Massachusetts
| Site | Type | County | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|---|
| Greenfield (CUMBERLAND - WAKE) | Greenfield | Wake County | 500 kV | 1,000 MW | 3.9 yrs | 63.8 |
| OZ Middlesex | Greenfield | Middlesex | — | — | 4.3 yrs | 61.5 |
| EC Near Medical Area Total Energy Plant | Greenfield | Suffolk | — | — | 4.3 yrs | 61.5 |
| OZ Essex | Greenfield | Essex | — | — | 4.3 yrs | 61.5 |
| EC Near Kendall Square Station | Greenfield | Middlesex | — | — | 4.3 yrs | 61.5 |
| EC Near Potter Station 2 | Greenfield | Norfolk | — | — | 4.3 yrs | 61.0 |
| EC Near Mystic Generating Station | Greenfield | Middlesex | — | — | 4.3 yrs | 61.0 |
| Greenfield (WAKEFIELD JUNCTION - TEWKSBURY) | Greenfield | Essex County | 345 kV | 600 MW | 4.3 yrs | 60.9 |
| OZ Worcester | Greenfield | Worcester | — | — | 4.3 yrs | 60.9 |
| EC Near Tanner Street Generation | Greenfield | Middlesex | — | — | 4.3 yrs | 60.8 |
| EC Near Mystic Generating Station | Greenfield | Middlesex | — | — | 4.3 yrs | 60.7 |
| OZ Suffolk | Greenfield | Suffolk | — | — | 4.3 yrs | 60.6 |
| Greenfield (CUMBERLAND - RICHMOND) | Greenfield | Cumberland County | 500 kV | 1,000 MW | 3.9 yrs | 60.5 |
| Greenfield (CUMBERLAND - WAKE) | Greenfield | Cumberland County | 500 kV | 1,000 MW | 3.9 yrs | 60.4 |
| EC Near Mystic Generating Station | Greenfield | Middlesex | — | — | 4.3 yrs | 60.3 |
| EC Near Randolph Electric | Greenfield | Norfolk | — | — | 4.3 yrs | 60.1 |
| EC Near Kendall Square Station | Greenfield | Middlesex | — | — | 4.3 yrs | 60.0 |
| OZ Essex | Greenfield | Essex | — | — | 4.3 yrs | 59.9 |
| EC Near Kendall Square Station | Greenfield | Middlesex | — | — | 4.3 yrs | 59.9 |
| OZ Hampden | Greenfield | Hampden | — | — | 4.3 yrs | 59.8 |
| OZ Plymouth | Greenfield | Plymouth | — | — | 4.3 yrs | 59.7 |
| EC Near New Boston Generating Station | Greenfield | Suffolk | — | — | 4.3 yrs | 59.6 |
| EC Near Chicopee Electric | Greenfield | Hampden | — | — | 4.3 yrs | 59.5 |
| OZ Worcester | Greenfield | Worcester | — | — | 4.3 yrs | 59.4 |
| OZ Hampden | Greenfield | Hampden | — | — | 4.3 yrs | 59.4 |
How does Massachusetts compare with other states for greenfield sites?
With 242 sites, Massachusetts ranks 31st of the 51 states that have any greenfield candidate sites. Texas leads with 1,276. Nationally, greenfield sites average 55.3/100 DC Readiness, above the 53.0 average across all site types. Across every site type, Massachusetts averages 54.2, the 23rd-highest of 52 states, and its candidate sites face an average interconnection-queue wait of 4.3 years.
Where are the highest-scoring greenfield sites in Massachusetts?
The top 25 range from 63.8 to 59.4 on the 0–100 DC Readiness Score. They are concentrated in Middlesex (8), Suffolk (3), Essex (3) and Hampden (3). By grid region, 22 are in ISO-NE and 3 are in SERC.
What power, fiber and flood exposure do these greenfield sites have?
Of the top 25 greenfield sites in Massachusetts, 4 have a recorded nearest-substation voltage, with a median of 500 kV; for 4 that substation is rated 230 kV or higher. Their counties have a median of 11 fixed fiber broadband providers in FCC data. The median distance to the nearest internet exchange facility is 5 km. The median interconnection-queue wait in their markets is 4.3 years. None of the 21 with a mapped FEMA flood zone sits in a high-risk (A or V) zone.
Frequently asked questions
How many greenfield datacenter sites are in Massachusetts?
GridCensus catalogs 242 greenfield datacenter candidate sites in Massachusetts, 1% of the national total for this type (31st of 51 states).
What is a greenfield datacenter site?
Undeveloped land with no prior industrial use. Greenfield parcels offer maximum design flexibility and large contiguous footprints, but typically require full utility build-out — the speed-to-power story hinges on proximity to existing transmission.
What is the best greenfield datacenter site in Massachusetts?
By DC Readiness Score, Greenfield (CUMBERLAND - WAKE) in Wake County ranks first at 63.8/100, followed by OZ Middlesex in Middlesex at 61.5.
Which Massachusetts counties have the best greenfield sites?
The top 25 greenfield sites in Massachusetts are concentrated in Middlesex (8), Suffolk (3), Essex (3) and Hampden (3).
How does Massachusetts score for datacenters overall?
All 1,861 scored sites in Massachusetts average 54.2/100 DC Readiness, the 23rd-highest of 52 states, against a national average of 53.0.
More on greenfield sites and Massachusetts
- All datacenter sites in Massachusetts· 1,861 sites
- Greenfield datacenter sites nationwide· 18,112 sites
- Industrial sites in Massachusetts· 1,101 sites
- Substation-Adjacent sites in Massachusetts· 305 sites
- Former Mine sites in Massachusetts· 141 sites
- Brownfield sites in Massachusetts· 44 sites
- Federal Excess sites in Massachusetts· 26 sites
Greenfield sites in other states
- Greenfield sites in Texas· 1,276 sites
- Greenfield sites in Pennsylvania· 973 sites
- Greenfield sites in California· 941 sites
- Greenfield sites in Illinois· 913 sites
- Greenfield sites in Florida· 791 sites
- Greenfield sites in Michigan· 719 sites
- Greenfield sites in Ohio· 680 sites
- Greenfield sites in Kentucky· 640 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, “Greenfield datacenter sites in Massachusetts”, https://gridcensus.com/site-types/greenfield/massachusetts (data as of November 12, 2026).
Go deeper than the public screen
Every site and score for Greenfield sites in 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.