Datacenter Sites in Jefferson County, Washington
Jefferson County has 18 scored datacenter candidate sites averaging 46.5/100 DC Readiness, with a catalogued aggregate of 916 MW. FEMA rates local natural-hazard risk as "Relatively Moderate". The county has a datacenter tax incentive on record.
18
Candidate sites
46.5/100
Avg DC Readiness
916 MW
Catalogued capacity
theoretical aggregate
Relatively Moderate
Hazard rating
Site-selection context for Jefferson County
Yessales_tax_exemption
Datacenter tax incentive
8.74¢/kWh
Commercial electricity
6.84¢/kWh
Industrial electricity
6
Fiber providers
Low-Medium
Water stress
$13,294
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.
By site type
Top datacenter sites in Jefferson County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| TAP207138 | Substation-Adjacent | 115 kV | 100 MW | 1.7 yrs | 60.4 |
| UNKNOWN207137 | Substation-Adjacent | 115 kV | 100 MW | 1.7 yrs | 60.3 |
| TAP207140 | Substation-Adjacent | 115 kV | 100 MW | 1.7 yrs | 60.0 |
| Greenfield (HAPPY VALLEY - PORT ANGELES) | Greenfield | 230 kV | 300 MW | 1.7 yrs | 58.1 |
| Greenfield (FAIRMOUNT - PORT ANGELES) | Greenfield | 230 kV | 300 MW | 1.7 yrs | 55.9 |
| OZ Jefferson | Greenfield | — | — | 1.7 yrs | 53.8 |
| OZ Jefferson | Greenfield | — | — | 1.7 yrs | 46.6 |
| Glines Hydroelectric Project | Brownfield | — | 16 MW | 1.7 yrs | 41.7 |
| Mine Site | Former Mine | — | — | — | 41.0 |
| Mine Site | Former Mine | — | — | — | 40.9 |
| Mine Site | Former Mine | — | — | — | 40.9 |
| North Region | Federal Excess | — | — | — | 40.5 |
| MARROWSTONE MARINE FIELD STA | Federal Excess | — | — | — | 40.5 |
| Mine Site | Former Mine | — | — | — | 40.3 |
| Mine Site | Former Mine | — | — | — | 40.1 |
| QUILCENE NATIONAL FISH HATCHERY | Federal Excess | — | — | — | 40.0 |
| QUILCENE NATIONAL FISH HATCHERY | Federal Excess | — | — | — | 40.0 |
| Mine Site | Former Mine | — | — | — | 36.5 |
Jefferson County datacenter FAQ
- How many datacenter sites are in Jefferson County?
- 18 scored datacenter candidate sites, averaging 46.5/100 DC Readiness.
- Does Jefferson 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 Jefferson County?
- FEMA's National Risk Index rates Jefferson County as "Relatively Moderate" (score 28).
- What are industrial electricity rates in Jefferson County?
- Average industrial electricity is 6.84¢/kWh and commercial is 8.74¢/kWh in Jefferson County.
Dataset updated . Screening estimates derived from public data sources.
Go deeper than the public screen
This page shows a public slice of the GridCensus dataset for Jefferson County, Washington. Pro and Enterprise plans unlock the full 164,098-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.