Jefferson County Health Data

Jefferson County, Wisconsin

CDC County Health Rankings

Health Score

84/100

Excellent

Life Expectancy

78.0 yr

Uninsured Rate

6.1%

Health Statistics

Life Expectancy

78.0 yr

State avg 77.8 yr

National avg 77.5 yr

Uninsured Rate

6.1%

State avg 7.0%

National avg 9%

Primary Care Providers

39

per 100K population

National avg 82

Mental Health Providers

119

per 100K population

National avg 350

Poor / Fair Health

14.5%

State avg 16.2%

National avg 19.6%

Healthcare Access

Primary Care Physicians

16.3

per 100K residentsCDC: 38.8 per 100K

Dentists

11.6

per 100K residents

Nurse Practitioners & PAs

2.3

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 Jefferson County differs most from state and national norms.

Most prevalent chronic conditions

MeasureJeffersonState avgNational avgVs state
Obesity40.9%38.9%37.6%2.0 pts worse than state
Diabetes8.9%9.7%11.2%0.8 pts better than state
High Blood Pressure27.2%29.5%33.5%2.3 pts better than state
Depression23.7%24.6%24.1%0.9 pts better than state

Health-risk behaviors

MeasureJeffersonState avgNational avgVs state
Current Cigarette Smoking13.8%15.5%16.3%1.7 pts better than state
Binge Drinking21.1%21.4%17.8%near state average
Physical Inactivity26.7%27.0%27.0%near state average

Preventive-care uptake

MeasureJeffersonState avgNational avgVs state
Annual Routine Checkup74.0%74.7%74.9%0.7 pts worse than state
Dental Visit (past year)68.5%64.7%57.3%3.8 pts better than state
Mammography (women 50–74)77.2%78.2%73.3%1.0 pts worse than state

Daily-life impact

MeasureJeffersonState avgNational avgVs state
Frequent Mental Distress16.5%17.3%18.6%0.8 pts better than state
Short Sleep Duration31.7%34.1%37.3%2.4 pts better than state

These rates are part of the CDC PLACES survey. Compare Jefferson County nationally on dental visit (past year).

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

Data Story

Jefferson County Uninsured Rate Remains Below State and National Levels

Health data brief for Jefferson County, Wisconsin.

By Logan Johnson, Founder & Data EditorPublished Reviewed by Logan Johnson, Founder & Data Editor
Lead metric:Uninsured rate

The uninsured rate in Jefferson County is 6.1%, which is lower than the Wisconsin state average of 7.0% and the national average of 10%. The county's life expectancy is 78.0 years, slightly longer than the state average of 77.8 years and the national average of 77 years. Survey data indicates 14.5% of residents report poor or fair health, below the national average of 17%. Access to providers includes 39 primary care providers per 100,000 residents and 119 mental health providers per 100,000 residents. Both figures trail the national medians of 70 and 250, respectively. See the CDC County Health Rankings methodology.

Get Care in Jefferson County, Wisconsin

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.

Fort Memorial Hospital

ER
4/5
(920) 568-5000
611 Sherman Ave E, Fort Atkinson, WI 53538
Acute Care HospitalsVoluntary non-profit - Private

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 Jefferson County, WI?
Jefferson County has a health score of 84/100, rated "Excellent." It ranks #20 out of 72 counties in Wisconsin (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 Jefferson County?
Life expectancy in Jefferson County is 78.0 years. The Wisconsin state average is 77.8 years, making Jefferson County above the state average.
How does Jefferson County health compare to the Wisconsin average?
Jefferson County's health score of 84/100 is above the Wisconsin average of 74/100. Life expectancy is 78.0 years vs. the state average of 77.8 years. The uninsured rate is 6.1% vs. 7.0% statewide.
What health factors affect Jefferson County?
Key health factors for Jefferson County include: life expectancy (78.0 years), uninsured rate (6.1%), and primary care physician access (39:1 (population to primary care physicians)). Mental health provider access is 119:1 population-to-provider ratio. These metrics are sourced from the CDC County Health Rankings & Roadmaps program.
Is Jefferson County a healthy place to live?
With a health score of 84/100 ("Excellent"), Jefferson County is one of the healthier counties in Wisconsin. Residents have a life expectancy of 78.0 years. 6.1% of adults lack health insurance. Factors like healthcare access, environmental quality, and socioeconomic conditions all contribute to these outcomes.
Why is Jefferson County healthier than the Wisconsin average?
Jefferson County's health score of 84/100 exceeds the Wisconsin average of 74/100. Higher health scores often correlate with better access to healthcare providers, lower uninsured rates, higher median incomes, and environmental factors. Jefferson County has better primary care access (39:1 ratio) than the state average (65:1).

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.