Oglesby, IL Profile: Facts, Map & Data


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Oglesby, Illinois - Basic Facts

The City of Oglesby had a population of 3,968 as of July 1, 2017.

The primary coordinate point for Oglesby is located at latitude 41.296 and longitude -89.0693 in LaSalle County. The formal boundaries for the City of Oglesby (see map below) encompass a land area of 4.06 sq. miles and a water area of 0 sq. miles. LaSalle County is in the Central time zone (GMT -6). The elevation is 630 feet.

The City of Oglesby (GNIS ID: 2395310) 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 Oglesby is located within Township of LaSalle, a minor civil division (MCD) of LaSalle County.

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

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City of Oglesby, IL Boundary Map

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Boundary Maps: Township of LaSalle | LaSalle County | Illinois Counties

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


Total Population 3,968
Daytime Population: Workers 1,831
Daytime Population: Residents 1,945
Total Daytime Population (TDP) 3,776
Ratio TDP/Total Population1 0.95
Population in Households 3,968
Population in Familes 3,115
Population in Group Qrtrs 0
Population Density2 978
Diversity Index3 24


Median Household Income $52,898
Average Household Income $60,693
Per Capita Income $25,988


Total Housing Units 1,846 (100%)
Owner Occupied HU 1,259 (68.2%)
Renter Occupied HU 409 (22.2%)
Vacant Housing Units 178 ( 9.6%)
Median Home Value $113,009
Average Home Value $125,040


Total Households 1,668
Average Household Size 2.38
Family Households 1,041
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 0.63% 0.0%
Households 0.58% 0.0%
Families 0.15% -0.15%
Median Household Income   0.97%
Per Capita Income   2.31%

Oglesby, IL - Peer Comparisons by Rank and Percentile

The table below compares Oglesby 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 # 383 72nd
Population Density # 764 44th
Diversity Index # 426 69th
Median Household Income # 704 49th
Per Capita Income # 746 46th

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

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