Dayton, IL Profile: Facts, Map & Data


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Dayton, Illinois - Basic Facts

The Dayton Census Designated Place had a population of 513 as of July 1, 2018. Dayton ranks in the lower quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Illinois. See peer rankings below.

The primary coordinate point for Dayton is located at latitude 41.3915 and longitude -88.7992 in LaSalle County. The formal boundaries for the Dayton Census Designated Place (see map below) encompass a land area of 2.26 sq. miles and a water area of 0.05 sq. miles. LaSalle County is in the Central time zone (GMT -6). The elevation is 564 feet.

The Dayton Census Designated Place (GNIS ID: 2628549) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

The Dayton Census Designated Place is located within Township of Dayton, a minor civil division (MCD) of LaSalle County.

Beneath the boundary map are tables with Dayton population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2018.

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Dayton Census Designated Place, IL Boundary Map

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

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


Total Population 513
Population in Households 513
Population in Familes 448
Population in Group Qrtrs 0
Population Density2 227
Diversity Index3 15


Median Household Income $80,879
Average Household Income $90,078
Per Capita Income $35,333


Total Housing Units 227 (100%)
Owner Occupied HU 160 (70.5%)
Renter Occupied HU 41 (18.1%)
Vacant Housing Units 26 (11.5%)
Median Home Value $213,462
Average Home Value $246,563


Total Households 201
Average Household Size 2.55
Family Households 153
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 -0.55% -0.59%
Households -0.41% -0.5%
Families -1.41% -0.66%
Median Household Income   2.19%
Per Capita Income   2.63%

Dayton, IL - Peer Comparisons by Rank and Percentile

The table below compares Dayton 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 # 925 32nd
Population Density # 1251 9th
Diversity Index # 618 55th
Median Household Income # 178 87th
Per Capita Income # 245 82nd

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

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