Mount Olive, IL Profile: Facts, Map & Data


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Mount Olive, Illinois - Basic Facts

The City of Mount Olive had a population of 2,053 as of July 1, 2017. Mount Olive ranks in 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 39.0727 and longitude -89.7279 in Macoupin County. The formal boundaries for the City of Mount Olive (see map below) 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.

Beneath the boundary map are tables with Mount Olive population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Neighborhood Data

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City of Mount Olive, IL Boundary Map

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Boundary Maps: Township of Mount Olive | Macoupin County | Illinois Counties

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Mount Olive, IL Data & Demographics (As of July 1, 2017)


Total Population 2,053
Daytime Population: Workers 322
Daytime Population: Residents 925
Total Daytime Population (TDP) 1,247
Ratio TDP/Total Population1 0.61
Population in Households 2,053
Population in Familes 1,661
Population in Group Qrtrs 0
Population Density2 1,780
Diversity Index3 6


Median Household Income $46,311
Average Household Income $58,973
Per Capita Income $24,208


Total Housing Units 982 (100%)
Owner Occupied HU 677 (68.9%)
Renter Occupied HU 186 (18.9%)
Vacant Housing Units 119 (12.1%)
Median Home Value $79,787
Average Home Value $96,755


Total Households 863
Average Household Size 2.38
Family Households 585
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  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.


2010-2017 2017-2022
Population -0.31% -0.56%
Households -0.27% -0.56%
Families -0.23% -0.66%
Median Household Income   1.51%
Per Capita Income   2.82%

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, 2017 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 # 505 63rd
Population Density # 353 74th
Diversity Index # 1193 13th
Median Household Income # 954 30th
Per Capita Income # 934 32nd

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

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