Illiopolis, IL 62539 ZIP Code Profile

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Illiopolis, IL

ZIP Code 62539: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Illiopolis, IL 62539

  • ZIP Code Type: STANDARD
  • County: Sangamon County
  • Centroid: Latitude 39.855, Longitude -89.247
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes
  • Businesses Addresses: 36
  • PO Box Addresses: 125
  • Residential Addresses: 403
    • Multi-Family Addresses: 0
    • Single Family Addresses: 403

The ZIP Code maps and database are updated 4 times per year.
Database updated: August 1, 2018, Maps updated: August 1, 2018.

Jump to... (On This Page!)
  1. 62539 2018 Demographic Data
  2. Growth Rates for 62539 (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.


Illiopolis, IL 62539 Data & Demographics (As of July 1, 2018)


Total Population 1,325
Population in Households 1,325
Population in Familes 1,139
Population in Group Qrtrs 0
Population Density2 36
Diversity Index3 6


Median Household Income $56,245
Average Household Income $67,567
Per Capita Income $26,007


Total Housing Units 577 (100%)
Owner Occupied HU 416 (72.1%)
Renter Occupied HU 94 (16.3%)
Vacant Housing Units 67 (11.6%)
Median Home Value $88,136
Average Home Value $131,430


Total Households 510
Average Household Size 2.6
Family Households 371
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 -0.08% -0.21%
Households -0.02% -0.16%
Families -0.19% -0.22%
Median Household Income   1.53%
Per Capita Income   2.91%

Illiopolis, IL 62539 - Peer Comparisons by Rank and Percentile

The table below compares 62539 to the other 1,378 ZIP Codes 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 # 835 39th
Population Density # 824 40th
Diversity Index # 1166 15th
Median Household Income # 668 52nd
Per Capita Income # 912 34th

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

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