Monroe County, Michigan Demographics 2026

Demographic data: ACS 2020–2024 five-year estimates. Sources and methodology

Monroe County, Michigan has a population of 155,505, the 15th most populous county in Michigan. The median household income is $77,335 and the median home value is $228,900. The poverty rate is 10.5%.

Monroe County Quick Facts

Population 155,505

Median Household Income $77,33590% MOE ±$2,293

Median Home Value $228,90090% MOE ±$4,750

Poverty Rate 10.5%90% MOE ±1.1 pts

Unemployment Rate 5.1%90% MOE ±0.7 pts

Median Age 42.8 years90% MOE ±0.3 years

Homeownership Rate 81.7%90% MOE ±1.1 pts

Affordability Ratio 3.0x

Bachelor's Degree+ 23.3%90% MOE ±1.1 pts

Adults 25+ with high school education or higher 91.9%

Cities/Places 16

Population 155,505 15th of 83

Median Income $77,335 6% higher than state

Poverty Rate 10.5%

Unemployment 5.1%

How Monroe County Changed

Change from the non-overlapping 2015–2019 ACS period to 2020–2024. Earlier dollar figures are adjusted to 2024 dollars; changes marked “no clear change” are within the combined 90% margins of error.

Metric	2015–2019	2020–2024	Change
Population	149,727	155,505	+3.9%
Median household income	$76,554	$77,335	No clear change (+1.0%)
Median home value¹	$199,005	$228,900	+15.0%
Median gross rent	$1,026	$1,059	No clear change (+3.2%)

¹ The Census Bureau changed its home-value inflation adjustment beginning with the 2022 ACS; interpret that comparison with additional caution.

Median Household Income

Monroe

$77,335

$72,875

National

$80,734

Median Home Value

Monroe

$228,900

$231,600

National

$332,700

Economy & Housing

Household Income Distribution

Under $25K 12.9%

$25K-$50K 17.7%

$50K-$100K 31.8%

$100K+ 37.5%

Detailed income brackets

Under $10K

4.0%

$10K-$15K

3.1%

$15K-$20K

2.7%

$20K-$25K

3.1%

$25K-$30K

3.2%

$30K-$35K

4.2%

$35K-$40K

3.4%

$40K-$45K

3.7%

$45K-$50K

3.3%

$50K-$60K

6.1%

$60K-$75K

11.7%

$75K-$100K

14.0%

$100K-$125K

11.3%

$125K-$150K

7.2%

$150K-$200K

10.7%

$200K+

8.3%

Employment

5.1% Unemployment Rate State: 5.7%|National: 5.2%

59.5% Labor Force Participation

Housing Overview

Owner 81.7%

Renter 18.3%

Affordability Index Affordable

3.0x home value to income ratio

Median gross rent $1,059/mo 16.4% of median household income annually

People & Demographics

Age Distribution

Under 18

20.9%

18-34

19.7%

35-54

24.7%

55-74

26.9%

75+

7.8%

Race & Ethnicity

Diversity Index

Very Low Diversity

A less diverse community where one racial or ethnic group represents a large majority.

State average: 45 | National average: 61

Education

Educational Attainment (Adults 25+)

Cities & Places in Monroe County

City	Population	Median Income	Poverty	Home Value
Monroe	20,320	$59,813	19.2%	$167,900
Lambertville	9,955	$102,521	5.6%	$256,400
Temperance	8,914	$81,503	6.6%	$250,100
South Monroe	6,960	$61,982	15.2%	$184,000
Dundee	5,744	$78,837	5.2%	$257,300
Detroit Beach	2,771	$76,524	11.4%	$170,100
West Monroe	2,711	$48,317	31.8%	$109,200
Carleton	2,595	$73,365	7.6%	$207,400
South Rockwood	1,924	$78,203	11.5%	$226,500
Woodland Beach	1,919	$73,750	16.3%	$183,700
Stony Point	1,825	$53,872	14.2%	$215,900
Luna Pier	1,244	$61,641	26.1%	$188,800
Petersburg	1,179	$83,235	1.8%	$215,500
Ida	1,050	$125,979	5.4%	$284,200
Maybee	634	$54,706	16.1%	$251,000
Estral Beach	372	$67,083	11.1%	$219,300

Explore Michigan Rankings

Cities by Population All cities ranked by size Richest Cities Ranked by median income Most Educated By bachelor's degree rate Most Affordable By housing affordability

Population Overview

Monroe County is located in Michigan with a total population of 155,505. It is the 15th most populous county out of 83 in Michigan. The county encompasses 16 Census-designated places.

Age Demographics

The median age in Monroe County is 42.8 years. This is 6% higher than the state median of 40.2 years.

Economy, Income & Housing

The median household income in Monroe County is $77,335. This is 6% higher than the state median of $72,875. It is also 4% lower than the national median of $80,734. The poverty rate stands at 10.5%. This is 20% lower than the state poverty rate of 13.2%. The unemployment rate is 5.1%. This is 10% lower than the state rate of 5.7%. The median home value is $228,900. Housing costs are 1% lower than the state median of $231,600. The home-value-to-income ratio is 3.0x. 81.7% of occupied housing units are owner-occupied. This homeownership rate is 12% higher than the state average of 73.2%.

Race & Ethnicity

Monroe County has a predominantly White (non-Hispanic) population, comprising 88.5% of all residents. Hispanic or Latino residents account for 4.4%. The Black or African American population (2.1%) is well below the state average of 13.1%. The Asian population (0.4%) is well below the state average of 3.4%.

Education

23.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 28% lower than the state rate of 32.5%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 91.9%.

Data Sources & Methodology

All figures for Monroe County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against Michigan and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.

Frequently Asked Questions

What is the population of Monroe County, Michigan?

Monroe County has a population of 155,505, making it the 15th most populous county in Michigan.

What is the median income in Monroe County?

The median household income in Monroe County is $77,335 with a poverty rate of 10.5%.

How many cities are in Monroe County, Michigan?

Monroe County contains 16 Census-designated places.