Shiawassee County, Michigan
Located in Michigan, Shiawassee County has a population of 67,991 residents and a median age of 43.2 years, making it the #805 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 12.0%. The median home value is $171,600, and the median household income is $67,404, which is 10% below the national median.
Demographics
Shiawassee County has a population of 67,991, making it the #805 most populous county in the US. The median age is 43.2 years, which is 11.1% 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 Shiawassee County is $67,404, ranking #1,394 out of 3,222 counties — 10.3% below the national median. The poverty rate is 12.0% and unemployment stands at 4.0%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Shiawassee County is $171,600 (-39.1% vs national). Renters pay a median of $899/mo and the homeownership rate is 80.1%.
Median Home Value Trend
Rankings →Household Type
Education
In Shiawassee County, 20.0% of adults age 25+ hold a bachelor's degree or higher, which is 40.7% below the national average, ranking #2,001 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Shiawassee County is 76.0 years. 16.0% of adults report poor or fair health and 5.5% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
16.8% of adults in Shiawassee County smoke , 36.1% are obese , and 21.1% report excessive drinking. The drug overdose death rate is 21.6 per 100,000.
Adult Smoking Trend
Safety
The suicide rate is 14.6 per 100,000. Motor vehicle deaths occur at a rate of 11.9 per 100,000.
Suicide Rate Trend
Families & Children
16.6% of children in Shiawassee County live in poverty and the infant mortality rate is 6.0 per 1,000 live births. The teen birth rate is 16.3 per 1,000 females age 15–19.
Infant Mortality Trend
Civic & Transportation
Voter turnout in Shiawassee County is 73.3%. The mean commute time is 30.2 min, which is 9.4% above the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Shiawassee County voted Republican with a margin of 23.1%. The vote was 37.7% Dem / 60.8% Rep. Compared to 2020, the margin shifted 3.2 toward Republicans .
Vote Share Over Time
About Shiawassee County, Michigan
Shiawassee County, Michigan has a total population of 67,991, making it the 805th most populous county in the United States. The median age in Shiawassee County is 43.2 years, which is 11.1% above the national median of 38.9 years.
The median household income in Shiawassee County is $67,404, which ranks #1,394 of 3,222 counties nationwide. This is 10.3% below the national median of $75,149. The poverty rate is 12.0%, lower than the national rate of 12.6%. The unemployment rate stands at 4.0%.
The median home value in Shiawassee County is $171,600, 39.1% below the national median. Renters in Shiawassee County pay a median gross rent of $899 per month. The homeownership rate is 80.1%, compared to the national rate of 64.4%.
In Shiawassee County, 20.0% of residents aged 25 and older hold a bachelor's degree or higher, 40.7% below the national average of 33.7%. Health insurance coverage stands at 96.0% of the population. The average commute time for workers is 30.2 min.
Shiawassee County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 92.7% of the population, followed by Hispanic or Latino (3.2%) and Two or More Races (2.9%).
All data for Shiawassee County, Michigan 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.