Shiawassee County, Michigan Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 27th-largest in Michigan
The population of Shiawassee County, Michigan is 68,061 as of the 2023 American Community Survey, making it the 27th-largest county in Michigan. The median household income is $64,464, the median home value is $164,600, and the median age is 43.1.
The population of Shiawassee County has declined 3.8% since 2010 (70,635 → 67,982), a -0.27% annualized rate.
68,061
Population
-0.27%
Annual growth
128
People / sq mi
$64,464
Median Income
$164,600
Median Home Value
Shiawassee County covers 531 sq mi of land at 128.2 people per square mile.
About Shiawassee County, MI
Shiawassee County is a county in Michigan with a population of 68,061. It ranks #27 among counties in Michigan by population. The median age is 43.1, older than the national median. The population is 49.7% male and 50.3% female.
The median household income in Shiawassee County is $64,464, below the US median of $74,580. 7.8% of residents live below the federal poverty level. Home values sit at a median of $164,600, with monthly rent averaging $876. The homeownership rate of 79.3% is higher than the national rate of 64.8%.
Educational attainment in Shiawassee County reflects 19.5% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 7.5% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 27.9 minutes each way.
Shiawassee County Population History (2010-2024)
The county of Shiawassee County had a population of 70,635 in 2010 and 67,982 in 2024, a -3.8% growth over 14 years. The peak was 70,635 in 2010. Average annual growth rate: -0.27%.
67,982
Population (2024)
70,635
Population (2010)
70,635
Peak (2010)
-0.27%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 70,635 |
| 2011 | 70,006 |
| 2012 | 69,345 |
| 2013 | 68,927 |
| 2014 | 68,841 |
| 2015 | 68,538 |
| 2016 | 68,589 |
| 2017 | 68,422 |
| 2018 | 68,064 |
| 2019 | 68,065 |
| 2020 | 68,004 |
| 2021 | 67,992 |
| 2022 | 67,970 |
| 2023 | 68,005 |
| 2024 | 67,982 |
Race & Ethnicity
| White | 94.8% |
| Black or African American | 0.6% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.2% |
| Two or More Races | 0.0% |
Age & Sex
43.1
Median Age
50.3%
Female
49.7%
Male
19.4%
Age 65+
Age Distribution
Children (under 15): 16.9% · Seniors (65+): 19.4%
Income & Poverty
| Median household income | $64,464$-6,685 vs state |
| Mean household income | $82,060 |
| Per-capita income | $34,107 |
| Poverty rate | 7.8%-1.0% vs state |
| Unemployment rate | 2.6% |
| Employment-to-population | 56.3% |
Top Industries by Employment
The largest employment sector in Shiawassee County is professional & business services, accounting for 22.7% of workers.
How residents commute
0.2%
Drive alone
1.7%
Carpool
80.4%
Public transit
7.5%
Work from home
27.9 min
Avg commute
Housing
$164,600$-53,000 vs state
Median home value
$876
Median rent
79.3%
Homeownership rate
30,272
Total housing units
91.2%
Occupied
8.8%
Vacant
20.7%
Renter-occupied
Social & access
95.5%
With health insurance
93.3%
With broadband internet
10.4%
Foreign-born
7.6%
Veterans (18+)
16.3%
With a disability
97.9%
Speak language other than English at home
Education
92.7%
High School+
19.5%
Bachelor's+
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Frequently Asked Questions
Shiawassee County, Michigan has a population of 68,061 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 27th-largest county in Michigan. Population density is 128 people per square mile.
The population of Shiawassee County has declined 3.8% since 2010 (70,635 → 67,982), a -0.27% annualized rate.
The median household income in Shiawassee County, Michigan is $64,464, with mean (average) household income of $82,060 and per-capita income of $34,107. 7.8% of residents live below the federal poverty level.
In Shiawassee County, the largest racial and ethnic groups are White (94.8%), Hispanic or Latino (1.2%), Black or African American (0.6%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Shiawassee County, Michigan is 43.1 years. Residents are 50.3% female and 49.7% male.
The median home value in Shiawassee County is $164,600 and median monthly rent is $876. 79.3% of occupied housing units are owner-occupied. The county has 30,272 total housing units, 8.8% of which are vacant.
The largest employment sector in Shiawassee County, Michigan is professional, scientific, and management services, employing 22.7% of workers. The unemployment rate is 2.6%.
Detroit is among the largest cities associated with Shiawassee County, Michigan, with a population of 636,644.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.