Granite City, IL Profile: Facts & Data


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Granite City, Illinois - Basic Facts

The City of Granite City had a population of 28,952 as of July 1, 2018. Granite City ranks in the upper quartile for 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 Granite City is located at latitude 38.7293 and longitude -90.1255 in Madison County. The formal boundaries for the City of Granite City (see map below) encompass a land area of 19.35 sq. miles and a water area of 1.42 sq. miles. Madison County is in the Central time zone (GMT -6). The elevation is 423 feet.

The City of Granite City (GNIS ID: 2394961) 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 Granite City is located within Township of Granite City, a minor civil division (MCD) of Madison County.

Alternate Unofficial Names for Granite City: Kinder.

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  1. Granite City 2018 Demographic Data
  2. Growth Rates for Granite City (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 - 2018 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, 2018, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


Granite City, IL Data & Demographics (As of July 1, 2018)


Total Population 28,952
Population in Households 28,701
Population in Familes 22,498
Population in Group Qrtrs 251
Population Density2 1,496
Diversity Index3 33


Median Household Income $42,814
Average Household Income $54,840
Per Capita Income $22,875


Total Housing Units 13,657 (100%)
Owner Occupied HU 8,019 (58.7%)
Renter Occupied HU 3,892 (28.5%)
Vacant Housing Units 1,746 (12.8%)
Median Home Value $84,222
Average Home Value $94,696


Total Households 11,911
Average Household Size 2.41
Family Households 7,460
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  2. Population Density = Total Population per square mile.
  3. 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.


2010-2018 2018-2023
Population -0.37% -0.23%
Households -0.3% -0.19%
Families -0.52% -0.34%
Median Household Income   1.33%
Per Capita Income   2.14%

Granite City, IL - Peer Comparisons by Rank and Percentile

The table below compares Granite City to the other 1,368 incorporated cities, towns and CDPs in Illinois by rank and percentile using July 1, 2018 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 # 71 95th
Population Density # 462 66th
Diversity Index # 329 76th
Median Household Income # 1121 18th
Per Capita Income # 1118 18th

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

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