Datacenter Sites in Mason County, Washington
Mason County has 34 scored datacenter candidate sites averaging 54.5/100 DC Readiness, with a catalogued aggregate of 4,000 MW. FEMA rates local natural-hazard risk as "Relatively Moderate". The county has a datacenter tax incentive on record.
34
Candidate sites
54.5/100
Avg DC Readiness
4,000 MW
Catalogued capacity
theoretical aggregate
Relatively Moderate
Hazard rating
Site-selection context for Mason County
Yessales_tax_exemption
Datacenter tax incentive
9.22¢/kWh
Commercial electricity
7.02¢/kWh
Industrial electricity
8
Fiber providers
Low-Medium
Water stress
$7,916
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 Mason County
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| SHELTON | Substation-Adjacent | 230 kV | 300 MW | 1.7 yrs | 70.3 |
| UNKNOWN207537 | Substation-Adjacent | 115 kV | 100 MW | 1.7 yrs | 66.9 |
| BENSON | Substation-Adjacent | 115 kV | 100 MW | 1.7 yrs | 66.5 |
| UNKNOWN201448 | Substation-Adjacent | 230 kV | 300 MW | 1.7 yrs | 66.3 |
| UNKNOWN209877 | Substation-Adjacent | 115 kV | 100 MW | 1.7 yrs | 64.4 |
| TAP206788 | Substation-Adjacent | 115 kV | 100 MW | 1.7 yrs | 64.2 |
| Greenfield (TAP206343 - TAP206345) | Greenfield | 230 kV | 300 MW | 1.7 yrs | 64.1 |
| UNKNOWN202868 | Substation-Adjacent | 115 kV | 100 MW | 1.7 yrs | 63.1 |
| Greenfield (SATSOP - SHELTON) | Greenfield | 230 kV | 300 MW | 1.7 yrs | 62.8 |
| UNKNOWN207536 | Substation-Adjacent | 115 kV | 100 MW | 1.7 yrs | 62.7 |
| UNKNOWN207535 | Substation-Adjacent | 115 kV | 100 MW | 1.7 yrs | 62.7 |
| UNION SUBSTATION | Substation-Adjacent | 115 kV | 100 MW | 1.7 yrs | 62.1 |
| Greenfield (SHELTON - FAIRMOUNT) | Greenfield | 230 kV | 300 MW | 1.7 yrs | 61.3 |
| BELFAIR | Substation-Adjacent | 115 kV | 100 MW | 1.7 yrs | 61.3 |
| Greenfield (SHELTON - KITSAP) | Greenfield | 230 kV | 300 MW | 1.7 yrs | 61.2 |
| Greenfield (SHELTON - FAIRMOUNT) | Greenfield | 230 kV | 300 MW | 1.7 yrs | 59.9 |
| UNKNOWN201447 | Substation-Adjacent | 132 kV | 100 MW | 1.7 yrs | 59.8 |
| OZ Mason | Greenfield | — | — | 1.7 yrs | 58.0 |
| TAP203446 | Substation-Adjacent | 115 kV | 100 MW | 1.7 yrs | 57.8 |
| Greenfield (TAP206343 - TAP206345) | Greenfield | 230 kV | 300 MW | 1.7 yrs | 57.5 |
| Greenfield (TAP203446 - DUCKABUSH) | Greenfield | 115 kV | 100 MW | 1.7 yrs | 55.5 |
| Greenfield (SHELTON - FAIRMOUNT) | Greenfield | 230 kV | 300 MW | 1.7 yrs | 54.8 |
| Greenfield (TAP203446 - DUCKABUSH) | Greenfield | 115 kV | 100 MW | 1.7 yrs | 53.4 |
| Mine Site | Former Mine | — | — | — | 41.8 |
| Mine Site | Former Mine | — | — | — | 41.6 |
Mason County datacenter FAQ
- How many datacenter sites are in Mason County?
- 34 scored datacenter candidate sites, averaging 54.5/100 DC Readiness.
- Does Mason 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 Mason County?
- FEMA's National Risk Index rates Mason County as "Relatively Moderate" (score 28).
- What are industrial electricity rates in Mason County?
- Average industrial electricity is 7.02¢/kWh and commercial is 9.22¢/kWh in Mason County.
Dataset updated . Screening estimates derived from public data sources.
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This page shows a public slice of the GridCensus dataset for Mason 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.