Greenfield Datacenter Sites in Washington
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 Washington
| Site | Type | County | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|---|
| OZ Spokane | Greenfield | Spokane | — | — | 3.5 yrs | 65.4 |
| OZ Benton | Greenfield | Benton | — | — | 3.5 yrs | 64.9 |
| OZ Yakima | Greenfield | Yakima | — | — | 3.5 yrs | 64.9 |
| OZ King | Greenfield | King | — | — | 3.5 yrs | 64.6 |
| OZ King | Greenfield | King | — | — | 3.5 yrs | 64.1 |
| EC Near Randolph Road | Greenfield | Grant | — | — | 3.5 yrs | 63.7 |
| EC Near Randolph Road | Greenfield | Grant | — | — | 3.5 yrs | 63.3 |
| EC Near Randolph Road | Greenfield | Grant | — | — | 3.5 yrs | 62.8 |
| EC Near Randolph Road | Greenfield | Grant | — | — | 3.5 yrs | 62.8 |
| EC Near Randolph Road | Greenfield | Grant | — | — | 3.5 yrs | 62.8 |
| OZ Pierce | Greenfield | Pierce | — | — | 3.5 yrs | 62.5 |
| EC Near Diesel Generator Farm | Greenfield | Chelan | — | — | 3.5 yrs | 62.4 |
| OZ Pierce | Greenfield | Pierce | — | — | 3.5 yrs | 62.3 |
| EC Coal King County | Greenfield | King County | — | — | 3.5 yrs | 62.0 |
| EC Near Diesel Generator Farm | Greenfield | Chelan | — | — | 3.5 yrs | 61.7 |
| OZ King | Greenfield | King | — | — | 3.5 yrs | 61.4 |
| OZ King | Greenfield | King | — | — | 3.5 yrs | 61.1 |
| EC Near Diesel Generator Farm | Greenfield | Chelan | — | — | 3.5 yrs | 61.0 |
| OZ Thurston | Greenfield | Thurston | — | — | 3.5 yrs | 60.8 |
| EC Coal King County | Greenfield | King County | — | — | 3.5 yrs | 60.8 |
| EC FFE Benton County | Greenfield | Benton County | — | — | 3.5 yrs | 60.7 |
| OZ Thurston | Greenfield | Thurston | — | — | 3.5 yrs | 60.7 |
| EC Coal King County | Greenfield | King County | — | — | 3.5 yrs | 60.3 |
| EC Near Longview Fibre | Greenfield | Cowlitz | — | — | 3.5 yrs | 60.1 |
| EC Near Transalta Centralia Generation | Greenfield | Lewis | — | — | 3.5 yrs | 59.9 |
How does Washington compare with other states for greenfield sites?
With 133 sites, Washington ranks 38th 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, Washington averages 51.7, the 42nd-highest of 52 states, and its candidate sites face an average interconnection-queue wait of 3.5 years.
Where are the highest-scoring greenfield sites in Washington?
The top 25 range from 65.4 to 59.9 on the 0–100 DC Readiness Score. They are concentrated in King (7), Grant (5), Chelan (3) and Benton (2). By grid region, 25 are in WECC.
What power, fiber and flood exposure do these greenfield sites have?
Their counties have a median of 11 fixed fiber broadband providers in FCC data. The median distance to the nearest internet exchange facility is 12 km. The median interconnection-queue wait in their markets is 3.5 years. None of the 25 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 Washington?
GridCensus catalogs 133 greenfield datacenter candidate sites in Washington, 0.7% of the national total for this type (38th 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 Washington?
By DC Readiness Score, OZ Spokane in Spokane ranks first at 65.4/100, followed by OZ Benton in Benton at 64.9.
Which Washington counties have the best greenfield sites?
The top 25 greenfield sites in Washington are concentrated in King (7), Grant (5), Chelan (3) and Benton (2).
How does Washington score for datacenters overall?
All 6,019 scored sites in Washington average 51.7/100 DC Readiness, the 42nd-highest of 52 states, against a national average of 53.0.
More on greenfield sites and Washington
- All datacenter sites in Washington· 6,019 sites
- Greenfield datacenter sites nationwide· 18,112 sites
- Federal Excess sites in Washington· 3,676 sites
- Substation-Adjacent sites in Washington· 1,343 sites
- Industrial sites in Washington· 538 sites
- Former Mine sites in Washington· 321 sites
- Brownfield sites in Washington· 8 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 Washington”, https://gridcensus.com/site-types/greenfield/washington (data as of November 12, 2026).
Go deeper than the public screen
Every site and score for Greenfield sites in Washington 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.