Datacenter Sites in Washington County, Maine
Washington County has 83 scored datacenter candidate sites averaging 50.4/100 DC Readiness, with a catalogued aggregate of 300 MW. FEMA rates local natural-hazard risk as "Relatively Low".
At a glance
Washington County, Maine has 83 scored datacenter candidate sites averaging 50.4/100 DC Readiness, roughly in line with the Maine average of 53.5. It ranks 7th of 16 Maine counties by number of sites and 16th by average score. The top-scoring site is Substation-Adjacent site · 018493b2 at 56.8/100.
Site-selection context for Washington County
How does Washington County compare with other counties in Maine?
By number of scored sites, Washington County ranks 7th of the 16 Maine counties with a county page, holding 7.0% of the state's 1,183 sites. Its average DC Readiness of 50.4/100 ranks 16th in the state and is roughly in line with the national average of 53.0. Nationally it has the 415th-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 Washington County?
Industrial sites are the most common (64, 77% of the county's inventory), followed by former mine (9) and federal excess (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 Washington County?
Industrial electricity averages 13.05¢/kWh and commercial 17.28¢/kWh. FEMA's National Risk Index rates the county "Relatively Low" (15). WRI water stress is low. 7 fiber providers report service in the county. The climate runs 300 cooling degree days a year with a mean temperature of 42°F. Land is valued around $2,136 an acre.
By site type
Top datacenter sites in Washington County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| WASHINGTON COUNTY | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 56.8 |
| UNKNOWN136782 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 56.8 |
| UNKNOWN136781 | Substation-Adjacent | 115 kV | 100 MW | 4.3 yrs | 56.6 |
| OZ Washington | Greenfield | — | — | 4.3 yrs | 53.2 |
| OZ Washington | Greenfield | — | — | 4.3 yrs | 52.1 |
| OZ Washington | Greenfield | — | — | 4.3 yrs | 51.9 |
| NextStep Domestic Violence Project | Industrial | — | — | 4.3 yrs | 50.9 |
| Milbridge Theater | Industrial | — | — | 4.3 yrs | 50.9 |
| 5 & 10 Store | Industrial | — | — | 4.3 yrs | 50.9 |
| Machias Cleaners and Laundry | Industrial | — | — | 4.3 yrs | 50.9 |
| Joy Enterprises | Industrial | — | — | 4.3 yrs | 50.9 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 50.9 |
| County Court House | Industrial | — | — | 4.3 yrs | 50.9 |
| Forestry Building | Industrial | — | — | 4.3 yrs | 50.9 |
| Machias Valley Grange Annex | Industrial | — | — | 4.3 yrs | 50.9 |
| Schoppee's Garage | Industrial | — | — | 4.3 yrs | 50.9 |
| WHCA Milbridge Office | Industrial | — | — | 4.3 yrs | 50.9 |
| Nash Property | Industrial | — | — | 4.3 yrs | 50.9 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 50.9 |
| Future Community Center, Harrington, ME | Industrial | — | — | 4.3 yrs | 50.8 |
| Middle River Parcel | Industrial | — | — | 4.3 yrs | 50.8 |
| Mine Site | Former Mine | — | — | 4.3 yrs | 50.8 |
| Benoit Conservation Parcel | Industrial | — | — | 4.3 yrs | 50.7 |
| Acadia National Cemetery | Federal Excess | — | — | 4.3 yrs | 50.5 |
| PRINCETON | Federal Excess | — | — | 4.3 yrs | 50.5 |
Every scored site in Washington County
All 83 sites, best first.
- Substation-Adjacent site · 018493b2 · 56.8
- WASHINGTON COUNTY · 56.8
- Substation-Adjacent site · 7a602606 · 56.6
- OZ Washington · 39a5e13a · 53.2
- OZ Washington · 704e7809 · 52.1
- OZ Washington · c79e0658 · 51.9
- WHCA Milbridge Office · 50.9
- Schoppee's Garage · 50.9
- County Court House · 50.9
- Machias Cleaners and Laundry · 50.9
- Mine Site · 68a22e9e · 50.9
- Nash Property · 50.9
- Joy Enterprises · 50.9
- NextStep Domestic Violence Project · 50.9
- Machias Valley Grange Annex · 50.9
- Forestry Building · 50.9
- Milbridge Theater · 50.9
- Mine Site · d613ccbb · 50.9
- 5 & 10 Store · 50.9
- Middle River Parcel · 50.8
- Future Community Center, Harrington, ME · 50.8
- Mine Site · c9b49d32 · 50.8
- Benoit Conservation Parcel · 50.7
- PRINCETON · 1dd003d2 · 50.5
- Acadia National Cemetery · a4280eee · 50.5
- Mine Site · a0b2ecc8 · 50.4
- Thomas Kelley Apartments · 50.2
- MDOT Maintenance Lot · 50.1
- Mill Town Texaco · 50.1
- McLaughlin Cabins / Treadwell's Store · 50.1
- DiCenzo Property · 50.1
- Bridges Property · 50.1
- 21 Doc Day Lane · 50.1
- Bangor Hydro Substation · 50.1
- Calais Hospital Lot · 50.1
- 11 Doc Day Lane · 50.1
- Public Works Garage · 50.1
- Unobskey Lot · 50.1
- O'Neill Property · 50.1
- Mine Site · a94beb74 · 50.0
- St. Croix Apartments · 50.0
- Mine Site · 634c9601 · 50.0
- Antone’s Triangle · 50.0
- Proposed School Site · 50.0
- Sipayik Corner Store · 50.0
- Mine Site · a38752d1 · 50.0
- Morgan Property · 50.0
- Dairy Farm · 50.0
- Mine Site · 1ad930d0 · 50.0
- Backscatter Radar · 50.0
- Fuel Truck - Black Brook Ponds · 50.0
- 9 Central Street · 50.0
- Downeast Energy · 50.0
- Mud Pond/Alternative School Site · 50.0
- Tribal Museum · 49.9
- Drop-In Wellness Center · 49.9
- Side Road · 49.9
- Paint Dump · 49.9
- Public Safety Building · 49.9
- Eastport MGP · 49.9
- Social Services Building · 49.9
- Penknife Camp · 49.9
- 5 Tomah Lane · 49.9
- Wass Factory · 49.8
- Guilford Mill · 49.8
- Fiber Extrusion, Inc. · 49.8
- Moose Island Marine · 49.8
- Penknife Trailer · 49.8
- 15 Sea Street · 49.8
- Cutler Business Park · 49.8
- The Boat School · 49.7
- ME0049 BPS-Calais · 745910d5 · 49.7
- Mine Site · feefd5be · 49.7
- Peacock Cannery · 49.7
- Consea Property · 49.7
- Denbow Point Mine · 49.7
- Columbian Factory (Lot 19) · 49.6
- Downeast Correctional Facility · 49.6
- Quoddy Dolphin · 49.6
- Columbian Factory Store (Lot 20) · 49.6
- Pettegrow Parcel · 49.6
- BUCKS HARBOR ARSR · b3ffc6f6 · 49.3
- St. Anne's Church · 49.0
Washington County datacenter FAQ
How many datacenter sites are in Washington County?
83 scored datacenter candidate sites, averaging 50.4/100 DC Readiness. That is the 7th-most of 16 Maine counties with five or more sites.
What is the highest-scoring datacenter site in Washington County?
Substation-Adjacent site · 018493b2 scores 56.8/100 DC Readiness, the highest of the 83 scored sites in Washington County (a substation-adjacent site).
Does Washington County offer datacenter tax incentives?
No datacenter-specific tax incentive is on record for Washington County in the GridCensus county dataset.
What is the natural-hazard risk in Washington County?
FEMA's National Risk Index rates Washington County as "Relatively Low" (score 15).
What are industrial electricity rates in Washington County?
Average industrial electricity is 13.05¢/kWh and commercial is 17.28¢/kWh in Washington County.
More in Maine
- All datacenter sites in Maine· 1,183 sites
- Operating datacenters in Maine
- Electric substations in Maine
- Cumberland County· 154 sites · avg 56.6
- Penobscot· 151 sites · avg 54.8
- York County· 125 sites · avg 53.5
- Aroostook County· 95 sites · avg 52.9
- Androscoggin County· 90 sites · avg 53.3
- Kennebec County· 88 sites · avg 53.1
- Industrial sites in Maine
- Former Mine sites in Maine
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 13, 2026 — GridCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “Datacenter candidate sites in Washington County, Maine”, https://gridcensus.com/datacenter-sites/maine/washington-county (data as of November 13, 2026).
Dataset updated . Screening estimates derived from public data sources.
Go deeper than the public screen
Every site and score for Washington County, Maine 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.