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Datacenter Sites in Polk County, Oregon

Polk County has 38 scored datacenter candidate sites averaging 56.7/100 DC Readiness, with a catalogued aggregate of 3,050 MW. FEMA rates local natural-hazard risk as "Relatively Low". The county has a datacenter tax incentive on record.

At a glance

Polk County, Oregon has 38 scored datacenter candidate sites averaging 56.7/100 DC Readiness, roughly in line with the Oregon average of 53.1. It ranks 23rd of 36 Oregon counties by number of sites and 4th by average score. The top-scoring site is SALEM at 62.8/100.

38
Candidate sites
56.7/100
Avg DC Readiness
3,050 MW
Catalogued capacity
theoretical aggregate
Relatively Low
Hazard rating
◆ Loading map…
≥ 7560–7540–60≤ 40
Top 25 in Polk County

Site-selection context for Polk County

Yesproperty_tax_exemption
Datacenter tax incentive
7.88¢/kWh
Commercial electricity
6.82¢/kWh
Industrial electricity
8
Fiber providers
Medium-High
Water stress
$10,255
Land price / acre
300
Cooling degree days
4,700
Heating degree days
49°F
Mean annual temp

Incentive detail: Enterprise Zone property tax exemption for 3-15 years; no sales tax in Oregon.

How does Polk County compare with other counties in Oregon?

By number of scored sites, Polk County ranks 23rd of the 36 Oregon counties with a county page, holding 1.6% of the state's 2,430 sites. Its average DC Readiness of 56.7/100 ranks 4th in the state and is roughly in line with the national average of 53.0. Nationally it has the 1017th-largest site inventory of 2,964 counties with five or more sites. 0 sites score 70 or higher and 28 score 55 or higher.

What types of datacenter sites are in Polk County?

Substation-Adjacent sites are the most common (27, 71% of the county's inventory), followed by former mine (4) and industrial (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 Polk County?

Industrial electricity averages 6.82¢/kWh and commercial 7.88¢/kWh. FEMA's National Risk Index rates the county "Relatively Low" (22). WRI water stress is medium-high. 8 fiber providers report service in the county. The climate runs 300 cooling degree days a year with a mean temperature of 49°F. Land is valued around $10,255 an acre.

By site type

Top datacenter sites in Polk County

Top datacenter sites in Polk County
SiteTypeVoltageCapacityQueue waitScore
SALEMSubstation-Adjacent230 kV300 MW3.5 yrs62.8
CHEMAWASubstation-Adjacent230 kV300 MW3.5 yrs62.5
OZ PolkGreenfield——3.5 yrs60.8
TAP203388Substation-Adjacent115 kV100 MW3.5 yrs59.4
ADAIRSubstation-Adjacent115 kV100 MW3.5 yrs59.3
TAP207060Substation-Adjacent115 kV100 MW3.5 yrs58.7
UNKNOWN207056Substation-Adjacent115 kV100 MW3.5 yrs58.6
TAP207044Substation-Adjacent115 kV100 MW3.5 yrs58.6
MCCLAINSubstation-Adjacent115 kV100 MW3.5 yrs58.6
TAP207046Substation-Adjacent115 kV100 MW3.5 yrs58.6
MARKET STSubstation-Adjacent115 kV100 MW3.5 yrs58.6
JEFFERSONSubstation-Adjacent115 kV100 MW3.5 yrs58.6
OXFORDSubstation-Adjacent115 kV100 MW3.5 yrs58.5
TAP208754Substation-Adjacent115 kV100 MW3.5 yrs58.5
UNKNOWN207069Substation-Adjacent115 kV100 MW3.5 yrs58.5
UNKNOWN207058Substation-Adjacent115 kV100 MW3.5 yrs58.5
FAIRMONTSubstation-Adjacent115 kV100 MW3.5 yrs58.5
INDEPENDENCESubstation-Adjacent115 kV100 MW3.5 yrs58.4
UNKNOWN208753Substation-Adjacent115 kV100 MW3.5 yrs58.3
MONMOUTHSubstation-Adjacent115 kV100 MW3.5 yrs58.3
TAP207066Substation-Adjacent115 kV100 MW3.5 yrs58.0
DALLASSubstation-Adjacent115 kV100 MW3.5 yrs58.0
BARNESSubstation-Adjacent115 kV100 MW3.5 yrs57.8
UNKNOWN208762Substation-Adjacent115 kV100 MW3.5 yrs57.6
HUGHESSubstation-Adjacent115 kV100 MW3.5 yrs57.4

Every scored site in Polk County

All 38 sites, best first.

Polk County datacenter FAQ

How many datacenter sites are in Polk County?

38 scored datacenter candidate sites, averaging 56.7/100 DC Readiness. That is the 23rd-most of 36 Oregon counties with five or more sites.

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

SALEM scores 62.8/100 DC Readiness, the highest of the 38 scored sites in Polk County (a substation-adjacent site).

Does Polk County offer datacenter tax incentives?

Enterprise Zone property tax exemption for 3-15 years; no sales tax in Oregon.

What is the natural-hazard risk in Polk County?

FEMA's National Risk Index rates Polk County as "Relatively Low" (score 22).

What are industrial electricity rates in Polk County?

Average industrial electricity is 6.82¢/kWh and commercial is 7.88¢/kWh in Polk County.

More in Oregon

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 Polk County, Oregon”, https://gridcensus.com/datacenter-sites/oregon/polk-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 Polk County, Oregon 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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