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Datacenter Sites in Spokane County, Washington

Spokane County has 140 scored datacenter candidate sites averaging 57.0/100 DC Readiness, with a catalogued aggregate of 10,000 MW. FEMA rates local natural-hazard risk as "Relatively Moderate". The county has a datacenter tax incentive on record.

At a glance

Spokane County, Washington has 140 scored datacenter candidate sites averaging 57.0/100 DC Readiness, about 10% above the Washington average of 51.7. It ranks 11th of 39 Washington counties by number of sites and 3rd by average score. The top-scoring site is BELL at 68.0/100.

140
Candidate sites
57.0/100
Avg DC Readiness
10,000 MW
Catalogued capacity
theoretical aggregate
Relatively Moderate
Hazard rating
◆ Loading map…
≥ 7560–7540–60≤ 40
Top 25 in Spokane County

Site-selection context for Spokane County

Yessales_tax_exemption
Datacenter tax incentive
10.06¢/kWh
Commercial electricity
7.14¢/kWh
Industrial electricity
16
Fiber providers
Low-Medium
Water stress
$4,951
Land price / acre
300
Cooling degree days
5,000
Heating degree days
48°F
Mean annual temp

Incentive detail: Sales tax exemption on DC equipment and construction for eligible facilities; no state income tax.

How does Spokane County compare with other counties in Washington?

By number of scored sites, Spokane County ranks 11th of the 39 Washington counties with a county page, holding 2.3% of the state's 6,019 sites. Its average DC Readiness of 57.0/100 ranks 3rd in the state and is roughly in line with the national average of 53.0. Nationally it has the 190th-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 77 score 55 or higher.

What types of datacenter sites are in Spokane County?

Substation-Adjacent sites are the most common (76, 54% of the county's inventory), followed by industrial (36) and former mine (13). 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 Spokane County?

Industrial electricity averages 7.14¢/kWh and commercial 10.06¢/kWh. FEMA's National Risk Index rates the county "Relatively Moderate" (28). WRI water stress is low-medium. 16 fiber providers report service in the county. The climate runs 300 cooling degree days a year with a mean temperature of 48°F. Land is valued around $4,951 an acre.

By site type

Top datacenter sites in Spokane County

Top datacenter sites in Spokane County
SiteTypeVoltageCapacityQueue waitScore
BELLSubstation-Adjacent500 kV1,000 MW3.5 yrs68.0
OZ SpokaneGreenfield——3.5 yrs65.4
UNKNOWN201468Substation-Adjacent230 kV300 MW3.5 yrs64.7
BEACONSubstation-Adjacent230 kV300 MW3.5 yrs63.9
WESTSIDESubstation-Adjacent230 kV300 MW3.5 yrs63.4
Greenfield (BELL - TAFT)Greenfield500 kV1,000 MW3.5 yrs61.4
TAP205391Substation-Adjacent138 kV100 MW3.5 yrs60.7
UNKNOWN205382Substation-Adjacent115 kV100 MW3.5 yrs60.7
THIRD & HATCHSubstation-Adjacent115 kV100 MW3.5 yrs60.6
COLLEGE AND WALNUTSubstation-Adjacent115 kV100 MW3.5 yrs60.6
UNKNOWN200878Substation-Adjacent115 kV100 MW3.5 yrs60.5
OTIS ORCHARDSSubstation-Adjacent115 kV100 MW3.5 yrs60.5
ROSS PARKSubstation-Adjacent115 kV100 MW3.5 yrs60.5
SUNSETSubstation-Adjacent115 kV100 MW3.5 yrs60.5
UNKNOWN205385Substation-Adjacent115 kV100 MW3.5 yrs60.4
BAKER ROADSubstation-Adjacent115 kV100 MW3.5 yrs60.3
UNKNOWN202926Substation-Adjacent115 kV100 MW3.5 yrs60.1
HAYFORDSubstation-Adjacent115 kV100 MW3.5 yrs59.8
MOABSubstation-Adjacent138 kV100 MW3.5 yrs59.8
TAP205398Substation-Adjacent115 kV100 MW3.5 yrs59.7
UNKNOWN202419Substation-Adjacent115 kV100 MW5.0 yrs59.6
UNKNOWN202084Substation-Adjacent115 kV100 MW3.5 yrs59.5
TAP206238Substation-Adjacent138 kV100 MW3.5 yrs59.5
TAP205386Substation-Adjacent115 kV100 MW3.5 yrs59.5
TRENTWOODSubstation-Adjacent115 kV100 MW3.5 yrs59.4

Every scored site in Spokane County

All 140 sites, best first.

Spokane County datacenter FAQ

How many datacenter sites are in Spokane County?

140 scored datacenter candidate sites, averaging 57.0/100 DC Readiness. That is the 11th-most of 39 Washington counties with five or more sites.

What is the highest-scoring datacenter site in Spokane County?

BELL scores 68.0/100 DC Readiness, the highest of the 140 scored sites in Spokane County (a substation-adjacent site).

Does Spokane County offer datacenter tax incentives?

Sales tax exemption on DC equipment and construction for eligible facilities; no state income tax.

What is the natural-hazard risk in Spokane County?

FEMA's National Risk Index rates Spokane County as "Relatively Moderate" (score 28).

What are industrial electricity rates in Spokane County?

Average industrial electricity is 7.14¢/kWh and commercial is 10.06¢/kWh in Spokane County.

More in Washington

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 Spokane County, Washington”, https://gridcensus.com/datacenter-sites/washington/spokane-county (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 Spokane County, 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.

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