Blue Island, IL Profile: Facts & Data


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Blue Island, Illinois - Basic Facts

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The City of Blue Island had a population of 22,500 as of July 1, 2022. Blue Island 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 Blue Island is located at latitude 41.6573 and longitude -87.68 in Cook County. The formal boundaries for the City of Blue Island encompass a land area of 4.07 sq. miles and a water area of 0.09 sq. miles. Cook County is in the Central time zone (GMT -6). The elevation is 640 feet.

The City of Blue Island 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 City of Blue Island is located within Township of Calumet, a minor civil division (MCD) of Cook County.

Alternate Unofficial Names for Blue Island: Portland.

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  1. Blue Island 2022 Demographic Data
  2. Growth Rates for Blue Island (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 - 2022 Demographics

Blue Island, IL Data & Demographics (As of July 1, 2022)


Total Population 22,500 (100%)
Population in Households 22,446 (99.8%)
Population in Families 18,610 (82.7%)
Population in Group Quarters1 54 ( 0.2%)
Population Density 5,527
Diversity Index2 88


Median Household Income $51,698
Average Household Income $70,015
% of Income for Mortgage4 18%
Per Capita Income $25,683
Wealth Index5 49


Total HU (Housing Units) 9,178 (100%)
Owner Occupied HU 4,309 (46.9%)
Renter Occupied HU 3,954 (43.1%)
Vacant Housing Units 915 ( 10.0%)
Median Home Value $175,484
Average Home Value $300,423
Housing Affordability Index3 105


Total Households 8,263
Average Household Size 2.72
Family Households 5,499
Average Family Size 3.00
  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 races 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 % of Income for Mortgage quantifies the percentage of median household income dedicated to mortgage payments on a home priced at the median value (assuming a 30-year mortgage and a 20% down payment).
  5. 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.


2020-2022 2022-2027
Population -0.11% -0.45%
Households -0.08% -0.27%
Families   -0.27%
Median Household Income   2.47%
Per Capita Income   3.65%
Owner Occupied HU   0.46%

Blue Island, IL - Peer Comparisons by Rank and Percentile

The table below compares Blue Island to the other 1,466 incorporated cities, towns and CDPs in Illinois by rank and percentile using July 1, 2022 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 # 107 93rd
Population Density # 33 98th
Median Household Income # 1207 18th
Housing Affordability Index # 222 15th
Per Capita Income # 1347 8th
Diversity Index # 1 100th

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

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