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South Lyon city, Michigan Demographics & Population 2026

As of 2026, South Lyon city, Michigan has a total population of 11,825, the 89th largest city in Michigan, with a median household income of $83,822, which is 18% higher than the state average. The poverty rate is 4.8%.

Key Takeaways

South Lyon city Quick Facts

Population 11,825
Median Household Income $83,822
Median Home Value $280,900
Poverty Rate 4.8%
Unemployment Rate 3.7%
Median Age 41.8 years
Homeownership Rate 79.6%
Affordability Ratio 3.4x
Bachelor's Degree or Higher 45.0%
High School Graduation Rate 97.4%
Diversity Index 20/100
Population 11,825 89th of 745
Median Income $83,822 top 20%
Poverty Rate 4.8% 61% lower national
Median Home Value $280,900 top 20%

How South Lyon city Compares

Economy & Housing

Employment

3.7% Unemployment Rate State: 5.8% | National: 5.2%
70.0% Labor Force Participation

Housing Overview

Owner 79.6%
Renter 20.4%
Affordability Index Affordable
3.4x home value to income ratio

People & Demographics

Diversity Index

20out of 100
Very Low Diversity

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

State average: 44 | National average: 60

Education

South Lyon city Rankings in Michigan

#89 Population of 745
#113 Median Income of 745
#101 Education of 745
#88 Home Value of 745

Other Cities in Oakland County

CityPopulationMedian IncomePovertyHome Value
Troy city 87,307 $119,299 5.3% $396,800
Farmington Hills city 83,316 $101,863 6.3% $333,200
Rochester Hills city 76,086 $119,054 4.9% $377,400
Southfield city 76,025 $65,848 11.2% $226,900
Novi city 66,224 $110,938 4.7% $399,100
Pontiac city 61,914 $42,791 25.6% $110,600
Royal Oak city 57,880 $95,182 5.9% $305,900
Oak Park city 29,370 $65,882 14.2% $198,500
Madison Heights city 28,411 $66,726 11.3% $190,300
Auburn Hills city 24,911 $78,727 11.2% $233,900

Cities Similar to South Lyon city

These cities in the same state have comparable population and economic profiles.

CityPopulationMedian IncomeHome ValueBachelor's+Poverty
Fenton city11,950$83,077$211,70034.8%6.3%
Clawson city11,314$86,630$250,80044.0%5.4%
Woodhaven city12,761$83,291$221,20025.4%12.1%
Farmington city11,472$94,115$273,00060.8%4.0%
New Baltimore city12,060$97,027$309,80027.2%4.9%

Population Overview

South Lyon city is a small city located in Michigan, within Oakland County. The total population is 11,825. It ranks as the 89th most populous out of 745 cities and towns in Michigan.

Age Demographics

The median age in South Lyon city is 41.8 years. This is 4% higher than the state median of 40.1 years.

Economy, Income & Housing

The median household income in South Lyon city is $83,822. This is 18% higher than the state median of $71,149. Compared to the national median of $78,538, household income here is 7% higher. The poverty rate stands at 4.8%. This is 63% lower than the state poverty rate of 13.1%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 3.7%. This is 36% lower than the state rate of 5.8%. The median home value is $280,900. Housing costs are 29% higher than the state median of $217,600. The home-value-to-income ratio is 3.4x. 79.6% of occupied housing units are owner-occupied. This homeownership rate is 9% higher than the state average of 72.9%.

Race & Ethnicity

South Lyon city has a predominantly White (non-Hispanic) population, comprising 89.0% of all residents. Hispanic or Latino residents account for 3.5%. The Black or African American population (1.5%) is well below the state average of 13.2%.

Education

45.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 42% higher than the state rate of 31.8%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 97.4%. Notably, 19.1% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for South Lyon city, Michigan is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Michigan state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 745 Census-designated places in Michigan. For official data, visit data.census.gov.

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Frequently Asked Questions

What is the population of South Lyon city, Michigan?

South Lyon city, Michigan has a population of 11,825 according to the most recent U.S. Census ACS 5-Year Estimates.

What is the median household income in South Lyon city, MI?

The median household income in South Lyon city is $83,822, which is 7% higher the national median of $78,538.

What is the poverty rate in South Lyon city, MI?

The poverty rate in South Lyon city is 4.8%. This means approximately 566 residents live below the federal poverty line.

What is the racial makeup of South Lyon city, Michigan?

South Lyon city's population is 89.0% White, 1.5% Black, 3.5% Hispanic/Latino, and 2.1% Asian.

What is the median home value in South Lyon city, MI?

The median home value in South Lyon city is $280,900. The home-value-to-income ratio is 3.4x.

How educated is South Lyon city, Michigan?

45.0% of adults (25+) in South Lyon city hold a bachelor's degree or higher, and 19.1% hold a graduate or professional degree.