Beth Nakamura/Staff

Whooping cough is largely preventable. Yet its capacity to spread misery trails only food-borne illness and the flu in Oregon.

It's something that comes with Oregon's status as a national anti-vaccine hotspot.

We've dug deeper into places with particularly low vaccination rates to shed more light on the issue.

In the slides that follow, you'll find the K-12 schools with the lowest rate in each Oregon county. To find full data for schools and child-care facilities statewide, check out our interactive map.

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Baker Valley Seventh-Day Adventist School

Students: 15

Students with all vaccinations: 60%

County K-12 vaccination rate: 91.5% (No. 29)

Pertussis, as whooping cough is formally called, stands out as by far the state's most commonly contracted illness that can be warded off by a vaccine, according to Oregon Health Authority statistics. In the past decade, the agency has recorded as few as four and as many as 27 whooping cough outbreaks each year.

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Corvallis Waldorf School

Students: 148

Students with all vaccinations: 53.4%

County K-12 vaccination rate: 93.7% (No. 17)

Oregon has recorded 266 infections since Jan. 1 and averages 385 cases a year. In 2012, the state's worst year since the 1950s, 910 Oregonians contracted the illness.

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Two Rivers Farm School

Students: 31

Students with all vaccinations: 25.8%

County K-12 vaccination rate: 92.9% (No. 21)

Oregon is one of 18 states that allow parents to exempt children from vaccination for personal, religious or philosophical reasons. Many do.

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Warrenton Grade School K-3

Students: 295

Students with all vaccinations: 77.6%

County K-12 vaccination rate: 92.6% (No. 24)

About 94 percent of the state's schoolchildren were fully vaccinated during the 2017-18 school year, recently released data by the Oregon Health Authority show. The agency aims for at least a 95 percent rate for community protection.

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Piercing Arrow Private School

Students: 16

Students with all vaccinations: 68.8%

County K-12 vaccination rate: 94.5% (No. 14)

Pertussis can largely be avoided through a series of three shots that also immunize against diptheria and tetanus. But many people choose not to vaccinate their children or don't get vaccinated as adults.

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Christ Lutheran Church and School

Students: 39

Students with all vaccinations: 82.1%

County K-12 vaccination rate: 92.8% (No. 22)

Once whooping cough manifests, it spreads quickly. It can cause 12 new cases for each person infected, according to health authorities.

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Brothers Elementary

Students: 12

Students with all vaccinations: 66.7%

County K-12 vaccination rate: 95.2% (No. 8)

Whooping cough can also attack those who have been inoculated, as the vaccine's effectiveness starts to wane after five years.

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Brookings Harbor Christian School

Students: 47

Students with all vaccinations: 76.6%

County K-12 vaccination rate: 92% (No. 27)

Whooping cough is most dangerous for babies: Half of those who contract the illness before their first birthday require hospitalization, according the national Center for Disease Control and Prevention. Oregon has started to vaccinate pregnant mothers, who pass on the immunity through the placenta.

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Waldorf School of Bend

Students: 85

Students with all vaccinations: 47.1%

County K-12 vaccination rate: 91.7% (No. 28)

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Melrose Christian School

Students: 11

Students with all vaccinations: 54.5%

County K-12 vaccination rate: 93.6% (No. 19)

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Condon Grade School

Students: 95

Students with all vaccinations: 91.6%

County K-12 vaccination rate: 95.2% (No. 9)

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Long Creek School District #17

Students: 18

Students with all vaccinations: 77.8%

County K-12 vaccination rate: 90.6% (No. 32)

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Suntex Elementary School

Students: 12

Students with all vaccinations: 91.7%

County K-12 vaccination rate: 90.3% (No. 33)

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New Vision School

Students: 40

Students with all vaccinations: 77.5%

County K-12 vaccination rate: 94.7% (No. 12)

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Siskiyou School

Students: 189

Students with all vaccinations: 28.6%

County K-12 vaccination rate: 89.4% (No. 34)

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Black Butte School

Students: 25

Students with all vaccinations: 92%

County K-12 vaccination rate: 97.1% (No. 2)

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Dome School

Students: 46

Students with all vaccinations: 19.6%

County K-12 vaccination rate: 89.1% (No. 35)

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Gearhart Elementary School

Students: 12

Students with all vaccinations: 75%

County K-12 vaccination rate: 95.1% (No. 10)

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Paisley School District

Students: 77

Students with all vaccinations: 88.3%

County K-12 vaccination rate: 91.2% (No. 30)

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Village School

Students: 220

Students with all vaccinations: 29.5%

County K-12 vaccination rate: 93.7% (No. 18)

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Waldport Middle School

Students: 86

Students with all vaccinations: 86%

County K-12 vaccination rate: 95% (No. 11)

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Lighthouse Mennonite School

Students: 47

Students with all vaccinations: 48.9%

County K-12 vaccination rate: 94.2% (No. 15)

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Annex Charter School

Students: 85

Students with all vaccinations: 90.6%

County K-12 vaccination rate: 98.0% (No. 1)

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The Community Roots School

Students: 120

Students with all vaccinations: 56.7%

County K-12 vaccination rate: 95.4% (No. 7)

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Ione Community School

Students: 183

Students with all vaccinations: 92.9%

County K-12 vaccination rate: 96.7% (No. 4)

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Slavic Christian Academy

Students: 71

Students with all vaccinations: 21.1%

County K-12 vaccination rate: 92.2% (No. 26)

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Dallas Community School

Students: 195

Students with all vaccinations: 42.1%

County K-12 vaccination rate: 94.6% (No. 13)

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Sherman County School

Students: 251

Students with all vaccinations: 92.4%

County K-12 vaccination rate: 92.4% (No. 25)

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Fire Mountain School

Students: 12

Students with all vaccinations: 50%

County K-12 vaccination rate: 93.5% (No. 20)

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Blue Mountain Mennonite School

Students: 34

Students with all vaccinations: 32.4%

County K-12 vaccination rate: 97% (No. 3)

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Grande Ronde Mennonite School

Students: 40

Students with all vaccinations: 22.5%

County K-12 vaccination rate: 92.7% (No. 23)

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Joseph Schools

Students: 238

Students with all vaccinations: 73.9%

County K-12 vaccination rate: 88.3% (No. 36)

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Living Wisdom School

Students: 40

Students with all vaccinations: 42.5%

County K-12 vaccination rate: 95.4% (No. 5)

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Big Muddy School

Students: 19

Students with all vaccinations: 73.7%

County K-12 vaccination rate: 95.4% (No. 6)

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Fossil Elementary

Students: 26

Students with all vaccinations: 92.3%

County K-12 vaccination rate: 91.2% (No. 31)

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The Delphian School

Students: 232

Students with all vaccinations: 43.5%

County K-12 vaccination rate: 93.9% (No. 16)

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Mark Friesen/staff

Interactive map of Oregon 2016-17 school vaccination rates

Check out our interactive map to search for vaccination data for more than 3,100 schools and child-care facilities in Oregon. Note: the data in the interactive map is from the 2016-17 school year but will be updated soon. Find the most recent data at the Oregon Health Authority site.