South Lyon, MI Profile: Facts & Data

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South Lyon, Michigan - Basic Facts

The City of South Lyon had a population of 12,362 as of July 1, 2019. South Lyon ranks in the upper quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Michigan. See peer rankings below.

The primary coordinate point for South Lyon is located at latitude 42.4606 and longitude -83.6516 in Oakland County. The formal boundaries for the City of South Lyon encompass a land area of 3.73 sq. miles and a water area of 0 sq. miles. Oakland County is in the Eastern time zone (GMT -5). The elevation is 925 feet.

The City of South Lyon (GNIS ID: 1627100) has a C5 Census Class Code which indicates an active incorporated place that is independent of any county subdivision and serves as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.


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  1. South Lyon 2019 Demographic Data
  2. Growth Rates for South Lyon (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Michigan Research Tools (Easy Tools & Current Data)
  3. Michigan Data Comparison Tool - 2019 Demographics

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Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2019, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


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South Lyon, MI Data & Demographics (As of July 1, 2019)

HOUSING AFFORDABILITY INDEX

South Lyon, MI Housing Affordability Index is 137
State of Michigan Housing Affordability Index is 142
The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.

WEALTH INDEX

South Lyon, MI Wealth Index is 120
State of Michigan Wealth Index is 92
The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.

These new demographic attributes are availiable for Neighborhoods, Cities, Counties, and ZIP Codes.

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  1. For information about schools and school attendance zones, use the HTL Address Tool
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  3. The new 2-Minute Introduction and Concise Guide to Big Data which will help you make the most effective use of HomeTownLocator Tools.
  4. See the References & Data Sources page for more information about methodology and sources of data.
  5. See the Michigan COVID-19 Data and US COVID-19 Data for more information on the spread of the novel coronavirus.

POPULATION

Total Population 12,362 (100%)
Population in Households 12,286 (99.4%)
Population in Families 9,884 (80.0%)
Population in Group Quarters1 76 ( 0.6%)
Population Density 3,304
Diversity Index2 19
 

INCOME

Median Household Income $71,853
Average Household Income $96,298
Per Capita Income $39,181
Wealth Index4 120

HOUSING

Total Housing Units 5,472 (100%)
Owner Occupied HU 3,950 (72.2%)
Renter Occupied HU 1,083 (19.8%)
Vacant Housing Units 438 ( 8.0%)
Median Home Value $230,656
Housing Affordability Index3 137
 

HOUSEHOLDS

Total Households 5,034
Average Household Size 2.44
Family Households 3,108
Average Family Size 3
NOTES
  1. Group Quarters - a place where people live or stay in a group living arrangement. Includes college residents halls, nursing facilities, military barracks, and correctional facilities.
  2. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
  3. The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.
  4. The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.

GROWTH RATE / YEAR

2010-2019 2019-2024
Population 0.95% 0.81%
Households 0.87% 0.78%
Families 0.7% 0.68%
Median Household Income   4.81%
Per Capita Income   3.84%

South Lyon, MI - Peer Comparisons by Rank and Percentile

The table below compares South Lyon to the other 692 incorporated cities, towns and CDPs in Michigan by rank and percentile using July 1, 2019 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 85 88th
Population Density # 60 91st
Diversity Index # 301 57th
Median Household Income # 72 90th
Per Capita Income # 76 89th

Additional comparisons and rankings can be made with a VERY EASY TO USE Michigan Census Data Comparison Tool.

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