Algonquin, IL Profile: Facts & Data

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Algonquin, Illinois - Basic Facts

The Village of Algonquin had a population of 31,264 as of July 1, 2019. Algonquin ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Illinois. See peer rankings below.

The primary coordinate point for Algonquin is located at latitude 42.1656 and longitude -88.2943 in McHenry County. The formal boundaries for the Village of Algonquin encompass a land area of 12.25 sq. miles and a water area of 0.18 sq. miles. McHenry County is in the Central time zone (GMT -6). The elevation is 741 feet.

While the primary coordinates for Village of Algonquin are located in McHenry County, it should be noted that the formal boundaries for this community also extend into and Kane County.

The Village of Algonquin (GNIS ID: 2397931) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

The Village of Algonquin is located within Township of Algonquin, a minor civil division (MCD) of McHenry County.


Jump to... (On This Page!)
  1. Algonquin 2019 Demographic Data
  2. Growth Rates for Algonquin (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Illinois Research Tools (Easy Tools & Current Data)
  3. Illinois 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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Algonquin, IL Data & Demographics (As of July 1, 2019)

HOUSING AFFORDABILITY INDEX

Algonquin, IL Housing Affordability Index is 170
State of Illinois Housing Affordability Index is 119
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

Algonquin, IL Wealth Index is 190
State of Illinois Wealth Index is 105
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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  4. See the References & Data Sources page for more information about methodology and sources of data.
  5. See the Illinois COVID-19 Data and US COVID-19 Data for more information on the spread of the novel coronavirus.

POPULATION

Total Population 31,264 (100%)
Population in Households 31,264 (100.0%)
Population in Families 27,943 (89.4%)
Population in Group Quarters1 0
Population Density 2,556
Diversity Index2 41
 

INCOME

Median Household Income $106,868
Average Household Income $132,952
Per Capita Income $45,988
Wealth Index4 190

HOUSING

Total Housing Units 11,259 (100%)
Owner Occupied HU 9,427 (83.7%)
Renter Occupied HU 1,301 (11.6%)
Vacant Housing Units 531 ( 4.7%)
Median Home Value $266,564
Housing Affordability Index3 170
 

HOUSEHOLDS

Total Households 10,728
Average Household Size 2.91
Family Households 8,386
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 0.43% 0.38%
Households 0.5% 0.43%
Families 0.28% 0.36%
Median Household Income   1.41%
Per Capita Income   2.15%

Algonquin, IL - Peer Comparisons by Rank and Percentile

The table below compares Algonquin to the other 1,369 incorporated cities, towns and CDPs in Illinois 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 # 62 96th
Population Density # 166 88th
Diversity Index # 253 82nd
Median Household Income # 62 96th
Per Capita Income # 108 92nd

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

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