Mount Olive, IL Profile: Facts & Data


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Mount Olive, Illinois - Basic Facts

The City of Mount Olive had a population of 2,073 as of July 1, 2018. Mount Olive ranks in the upper quartile for Population Density and the lower 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 Mount Olive is located at latitude 39.0723 and longitude -89.7273 in Macoupin County. The formal boundaries for the City of Mount Olive encompass a land area of 1.15 sq. miles and a water area of 0 sq. miles. Macoupin County is in the Central time zone (GMT -6). The elevation is 682 feet.

The City of Mount Olive (GNIS ID: 2395123) 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 Mount Olive is located within Township of Mount Olive, a minor civil division (MCD) of Macoupin County.

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  1. Mount Olive 2018 Demographic Data
  2. Growth Rates for Mount Olive (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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Mount Olive, IL Data & Demographics (As of July 1, 2018)


Total Population 2,073
Population in Households 2,073
Population in Familes 1,683
Population in Group Qrtrs 0
Population Density2 1,797
Diversity Index3 6


Median Household Income $48,968
Average Household Income $62,395
Per Capita Income $25,747


Total Housing Units 984 (100%)
Owner Occupied HU 697 (70.8%)
Renter Occupied HU 178 (18.1%)
Vacant Housing Units 109 (11.1%)
Median Home Value $83,101
Average Home Value $103,448


Total Households 875
Average Household Size 2.37
Family Households 592
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 -0.15% -0.37%
Households -0.07% -0.32%
Families -0.06% -0.41%
Median Household Income   2.37%
Per Capita Income   3.16%

Mount Olive, IL - Peer Comparisons by Rank and Percentile

The table below compares Mount Olive 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 # 500 64th
Population Density # 342 75th
Diversity Index # 1172 14th
Median Household Income # 923 33rd
Per Capita Income # 866 37th

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

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Illinois Census Data Comparison Tool

Compare Illinois July 1, 2018 Data
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