Naperville, IL Profile: Facts & Data

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Naperville, Illinois - Basic Facts

The City of Naperville is the 5th largest city in Illinois with a population of 146,491 as of July 1, 2018. Naperville ranks in the upper quartile for Population Density and 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 Naperville is located at latitude 41.7492 and longitude -88.162 in DuPage County. The formal boundaries for the City of Naperville (see map below) encompass a land area of 38.64 sq. miles and a water area of 0.56 sq. miles. DuPage County is in the Central time zone (GMT -6). The elevation is 709 feet.

While the primary coordinates for City of Naperville are located in DuPage County, it should be noted that the formal boundaries for this community also extend into and Will County.

The City of Naperville (GNIS ID: 2395147) 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 Naperville is located within Township of Naperville, a minor civil division (MCD) of DuPage County.

Alternate Unofficial Names for Naperville: Fort Naper, Naper Settlement, Napiersville, Napierville.

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  1. Naperville 2018 Demographic Data
  2. Growth Rates for Naperville (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.


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

POPULATION

Total Population 146,491
Population in Households 143,906
Population in Familes 127,176
Population in Group Qrtrs 2,585
Population Density2 3,792
Diversity Index3 50
 

INCOME

Median Household Income $116,909
Average Household Income $149,909
Per Capita Income $53,663

HOUSING

Total Housing Units 54,051 (100%)
Owner Occupied HU 38,249 (70.8%)
Renter Occupied HU 13,407 (24.8%)
Vacant Housing Units 2,395 ( 4.4%)
Median Home Value $401,997
Average Home Value $445,525
 

HOUSEHOLDS

Total Households 51,656
Average Household Size 2.79
Family Households 38,567
Average Family Size 3
NOTES
  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.

GROWTH RATE / YEAR

2010-2018 2018-2023
Population 0.44% 0.43%
Households 0.43% 0.4%
Families 0.38% 0.37%
Median Household Income   1.18%
Per Capita Income   1.73%

Naperville, IL - Peer Comparisons by Rank and Percentile

The table below compares Naperville 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 # 5 100th
Population Density # 93 93rd
Diversity Index # 183 87th
Median Household Income # 40 97th
Per Capita Income # 47 97th

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

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