Columbia County Health Data

Columbia County, Washington

CDC County Health Rankings

Health Score

65/100

Average

Life Expectancy

76.6 yr

Uninsured Rate

7.6%

Health Statistics

Life Expectancy

76.6 yr

State avg 78.1 yr

National avg 77.5 yr

Uninsured Rate

7.6%

State avg 9.0%

National avg 9%

Primary Care Providers

74

per 100K population

National avg 82

Mental Health Providers

345

per 100K population

National avg 350

Poor / Fair Health

17.5%

State avg 17.5%

National avg 19.6%

Healthcare Access

Primary Care Physicians

250.3

per 100K residentsCDC: 74.2 per 100K

Dentists

75.1

per 100K residents

Nurse Practitioners & PAs

200.2

per 100K residents

Provider counts from CMS NPPES (National Provider Identifier Registry). Data current as of 2026.

Chronic Disease & Behavioral Health

These prevalence estimates come from the CDC PLACES program (Population-Level Analysis and Community Estimates), which combines BRFSS survey data with statistical modeling to produce county-level rates. Estimates are age-adjusted to enable fair comparisons across counties with different age distributions. Use them to spot where Columbia County differs most from state and national norms.

Most prevalent chronic conditions

MeasureColumbiaState avgNational avgVs state
Obesity32.7%34.2%37.6%1.5 pts better than state
Diabetes8.7%9.2%11.2%near state average
High Blood Pressure27.8%29.1%33.5%1.3 pts better than state
Depression27.9%26.2%24.1%1.7 pts worse than state

Health-risk behaviors

MeasureColumbiaState avgNational avgVs state
Current Cigarette Smoking12.6%12.4%16.3%near state average
Binge Drinking18.5%18.1%17.8%near state average
Physical Inactivity18.5%19.6%27.0%1.1 pts better than state

Preventive-care uptake

MeasureColumbiaState avgNational avgVs state
Annual Routine Checkup67.9%68.1%74.9%near state average
Dental Visit (past year)64.0%62.5%57.3%1.5 pts better than state
Mammography (women 50–74)64.4%70.6%73.3%6.2 pts worse than state

Daily-life impact

MeasureColumbiaState avgNational avgVs state
Frequent Mental Distress18.6%18.3%18.6%near state average
Short Sleep Duration30.8%32.8%37.3%2.0 pts better than state

These rates are part of the CDC PLACES survey. Compare Columbia County nationally on mammography (women 50–74).

Source: CDC PLACES, 2023 release · age-adjusted prevalence (%). Confidence intervals are available on individual rankings pages.

Data Story

Columbia County life expectancy trails state and national benchmarks

Health data brief for Columbia County, Washington.

By Logan Johnson, Founder & Data EditorPublished Reviewed by Logan Johnson, Founder & Data Editor
Lead metric:Life expectancy

Columbia County records a life expectancy of 76.6 years, which is shorter than the national average of 77 years and the Washington state average of 78.1 years. The primary care provider ratio is 74 per 100,000, slightly above the national median of 70 per 100,000. Mental health provider availability is 345 per 100,000 residents, exceeding the national median of 250 per 100,000. The uninsured rate in the county is 7.6%, which is lower than the state average of 9.0% and the national average of 10%. About 17.5% of residents report poor or fair health, a figure slightly higher than the national average of 17%. See the CDC County Health Rankings methodology.

Get Care in Columbia County, Washington

Direct contact information for hospitals and community health resources serving this county. Hospital quality ratings come from CMS Care Compare — the federal program that measures hospital performance on safety, patient experience, and outcomes.

Dayton General Hospital

ER
Not rated by CMS
(509) 382-2531
1012 South 3rd Street, Dayton, WA 99328
Critical Access HospitalsGovernment - Hospital District or Authority

Sources: Hospital data: CMS Care Compare. Quality ratings: Centers for Medicare & Medicaid Services. Community health center directory: HRSA. Last reviewed 2026-05-14.

Information is for general guidance only and is not medical advice. Always call ahead to confirm services, hours, and insurance accepted. In a medical emergency, dial 911.

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Frequently Asked Questions

What is the health ranking of Columbia County, WA?
Columbia County has a health score of 65/100, rated "Average." It ranks #23 out of 39 counties in Washington (1 = healthiest). The score is based on CDC County Health Rankings data, combining life expectancy, uninsured rates, provider access, and behavioral health indicators.
What is the life expectancy in Columbia County?
Life expectancy in Columbia County is 76.6 years. The Washington state average is 78.1 years, making Columbia County below the state average.
How does Columbia County health compare to the Washington average?
Columbia County's health score of 65/100 is below the Washington average of 65/100. Life expectancy is 76.6 years vs. the state average of 78.1 years. The uninsured rate is 7.6% vs. 9.0% statewide.
What health factors affect Columbia County?
Key health factors for Columbia County include: life expectancy (76.6 years), uninsured rate (7.6%), and primary care physician access (74:1 (population to primary care physicians)). Mental health provider access is 345:1 population-to-provider ratio. These metrics are sourced from the CDC County Health Rankings & Roadmaps program.
Is Columbia County a healthy place to live?
With a health score of 65/100 ("Average"), Columbia County has average health outcomes compared to other counties in Washington. Residents have a life expectancy of 76.6 years. 7.6% of adults lack health insurance. Factors like healthcare access, environmental quality, and socioeconomic conditions all contribute to these outcomes.
What are the biggest health challenges in Columbia County?
Columbia County's health score of 65/100 is below the Washington average of 65/100. Improving health outcomes often requires investment in healthcare infrastructure, insurance coverage expansion, and community health programs.

Counties with Similar Health Profile

By Logan Johnson, Founder & Data EditorUpdated Reviewed by Logan Johnson, Founder & Data Editor

Data Sources

Health data sourced from the County Health Rankings & Roadmaps, a collaboration between the Robert Wood Johnson Foundation and the University of Wisconsin Population Health Institute.

Data is informational only. Not medical or health advice. Coverage varies by county and reporting year.