Lenawee County, Michigan Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 21st-largest in Michigan
The population of Lenawee County, Michigan is 98,823 as of the 2023 American Community Survey, making it the 21st-largest county in Michigan. The median household income is $67,013, the median home value is $181,100, and the median age is 42.2.
The population of Lenawee County has declined 1.9% since 2010 (99,642 → 97,746), a -0.14% annualized rate.
98,823
Population
-0.14%
Annual growth
132
People / sq mi
$67,013
Median Income
$181,100
Median Home Value
Lenawee County covers 750 sq mi of land at 131.8 people per square mile.
About Lenawee County, MI
Lenawee County is a county in Michigan with a population of 98,823. It ranks #21 among counties in Michigan by population. The median age is 42.2, older than the national median. The population is 50.7% male and 49.3% female.
The median household income in Lenawee County is $67,013, below the US median of $74,580. 8.2% of residents live below the federal poverty level. Home values sit at a median of $181,100, with monthly rent averaging $965. The homeownership rate of 78.6% is higher than the national rate of 64.8%.
Educational attainment in Lenawee County reflects 22.3% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 8.3% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 27.2 minutes each way.
Lenawee County Population History (2010-2024)
The county of Lenawee County had a population of 99,642 in 2010 and 97,746 in 2024, a -1.9% growth over 14 years. The peak was 99,642 in 2010. Average annual growth rate: -0.14%.
97,746
Population (2024)
99,642
Population (2010)
99,642
Peak (2010)
-0.14%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 99,642 |
| 2011 | 99,370 |
| 2012 | 99,041 |
| 2013 | 98,850 |
| 2014 | 98,774 |
| 2015 | 98,432 |
| 2016 | 98,595 |
| 2017 | 98,511 |
| 2018 | 98,118 |
| 2019 | 98,519 |
| 2020 | 99,318 |
| 2021 | 99,105 |
| 2022 | 98,284 |
| 2023 | 97,621 |
| 2024 | 97,746 |
Race & Ethnicity
| White | 89.0% |
| Black or African American | 2.3% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.7% |
| Two or More Races | 0.0% |
Age & Sex
42.2
Median Age
49.3%
Female
50.7%
Male
19.9%
Age 65+
Age Distribution
Children (under 15): 16.8% · Seniors (65+): 19.9%
Income & Poverty
| Median household income | $67,013$-4,136 vs state |
| Mean household income | $83,678 |
| Per-capita income | $33,914 |
| Poverty rate | 8.2%-0.6% vs state |
| Unemployment rate | 3.1% |
| Employment-to-population | 54.3% |
Top Industries by Employment
The largest employment sector in Lenawee County is professional & business services, accounting for 24.2% of workers.
How residents commute
0.2%
Drive alone
2.8%
Carpool
81.0%
Public transit
8.3%
Work from home
27.2 min
Avg commute
Housing
$181,100$-36,500 vs state
Median home value
$965
Median rent
78.6%
Homeownership rate
43,747
Total housing units
88.7%
Occupied
11.3%
Vacant
21.4%
Renter-occupied
Social & access
94.4%
With health insurance
94.0%
With broadband internet
22.8%
Foreign-born
6.8%
Veterans (18+)
14.2%
With a disability
95.4%
Speak language other than English at home
Education
91.4%
High School+
22.3%
Bachelor's+
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County rankings
Frequently Asked Questions
Lenawee County, Michigan has a population of 98,823 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 21st-largest county in Michigan. Population density is 132 people per square mile.
The population of Lenawee County has declined 1.9% since 2010 (99,642 → 97,746), a -0.14% annualized rate.
The median household income in Lenawee County, Michigan is $67,013, with mean (average) household income of $83,678 and per-capita income of $33,914. 8.2% of residents live below the federal poverty level.
In Lenawee County, the largest racial and ethnic groups are White (89.0%), Black or African American (2.3%), Hispanic or Latino (1.7%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Lenawee County, Michigan is 42.2 years. Residents are 49.3% female and 50.7% male.
The median home value in Lenawee County is $181,100 and median monthly rent is $965. 78.6% of occupied housing units are owner-occupied. The county has 43,747 total housing units, 11.3% of which are vacant.
The largest employment sector in Lenawee County, Michigan is professional, scientific, and management services, employing 24.2% of workers. The unemployment rate is 3.1%.
Detroit is among the largest cities associated with Lenawee 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.