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 distinguished by its share of foreign-born residents, 10.4% of the population. Shiawassee County is a county in Michigan with a population of 68,061. It ranks #27 among counties in Michigan by population.
Household earnings are middling, with a median of $64,464 — below the US median of $78,538. Poverty runs at 7.8%, below the national 12.4%. The typical home is valued at $164,600, with typical rent around $876.
Degree attainment is mid-range for US counties: 19.5% of adults hold a four-year degree, below the national 35.0%. About 7.5% of the workforce is home-based, below the national 14.0%, and the average commute runs about 28 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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County rankings
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.