Green Lake County, Wisconsin
Located in Wisconsin, Green Lake County has a population of 19,263 residents and a median age of 45.6 years, making it the #1,928 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 13.8%. The median home value is $215,400, and the median household income is $68,196, which is 9% below the national median.
Demographics
Green Lake County has a population of 19,263, making it the #1,928 most populous county in the US. The median age is 45.6 years, which is 17.2% above the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Geographic Mobility (Past Year)
Economy
The median household income in Green Lake County is $68,196, ranking #1,321 out of 3,222 counties — 9.3% below the national median. The poverty rate is 13.8% and unemployment stands at 2.8%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Green Lake County is $215,400 (-23.6% vs national). Renters pay a median of $818/mo and the homeownership rate is 74.5%.
Median Home Value Trend
Rankings →Household Type
Education
In Green Lake County, 22.8% of adults age 25+ hold a bachelor's degree or higher, which is 32.2% below the national average, ranking #1,525 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Green Lake County is 76.9 years. 20.8% of adults report poor or fair health and 8.7% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
20.2% of adults in Green Lake County smoke , 41.3% are obese , and 23.6% report excessive drinking. The drug overdose death rate is 22.7 per 100,000.
Adult Smoking Trend
Safety
The suicide rate is 13.9 per 100,000. Motor vehicle deaths occur at a rate of 12.8 per 100,000.
Suicide Rate Trend
Families & Children
14.7% of children in Green Lake County live in poverty . The teen birth rate is 11.0 per 1,000 females age 15–19.
Teen Birth Rate Trend
Civic & Transportation
Voter turnout in Green Lake County is 73.8%. The mean commute time is 26.9 min, which is 2.6% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Green Lake County voted Republican with a margin of 36.3%. The vote was 31.3% Dem / 67.6% Rep. Compared to 2020, the margin shifted 0.4 toward Republicans .
Vote Share Over Time
About Green Lake County, Wisconsin
Green Lake County, Wisconsin has a total population of 19,263, making it the 1,928th most populous county in the United States. The median age in Green Lake County is 45.6 years, which is 17.2% above the national median of 38.9 years.
The median household income in Green Lake County is $68,196, which ranks #1,321 of 3,222 counties nationwide. This is 9.3% below the national median of $75,149. The poverty rate is 13.8%, higher than the national rate of 12.6%. The unemployment rate stands at 2.8%.
The median home value in Green Lake County is $215,400, 23.6% below the national median. Renters in Green Lake County pay a median gross rent of $818 per month. The homeownership rate is 74.5%, compared to the national rate of 64.4%.
In Green Lake County, 22.8% of residents aged 25 and older hold a bachelor's degree or higher, 32.2% below the national average of 33.7%. Health insurance coverage stands at 91.0% of the population. The average commute time for workers is 26.9 min.
Green Lake County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 90.5% of the population, followed by Hispanic or Latino (5.6%) and Two or More Races (1.6%).
All data for Green Lake County, Wisconsin comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.