Decatur, IL 62521 ZIP Code Profile

Related Place Profiles:
Decatur, IL | Long Creek, IL

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ZIP Code 62521: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Decatur, IL 62521

Acceptable Alternative
Long Creek, IL 62521

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 717
  • Single Family Addresses: 14,730
  • Multi-Family Addresses: 878
  • County: Macon County
  • Centroid: Latitude 39.827, Longitude -88.924
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

Neighborhood Data

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62521 ZIP Code Map

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Decatur, IL 62521 Data & Demographics (As of July 1, 2017)


Total Population 34,962
Daytime Population: Workers 16,096
Daytime Population: Residents 17,495
Total Daytime Population (TDP) 33,591
Ratio TDP/Total Population1 0.96
Population in Households 34,493
Population in Familes 27,432
Population in Group Qrtrs 469
Population Density2 474
Diversity Index3 38


Median Household Income $47,230
Average Household Income $69,184
Per Capita Income $30,089


Total Housing Units 16,915 (100%)
Owner Occupied HU 10,919 (64.6%)
Renter Occupied HU 4,072 (24.1%)
Vacant Housing Units 1,924 (11.4%)
Median Home Value $90,787
Average Home Value $124,883


Total Households 14,991
Average Household Size 2.3
Family Households 9,742
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 -0.46% -0.8%
Households -0.29% -0.72%
Families -0.5% -0.85%
Median Household Income   0.85%
Per Capita Income   2.62%

Decatur, IL 62521 - Peer Comparisons by Rank and Percentile

The table below compares 62521 to the other 1,377 ZIP Codes 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 # 107 92nd
Population Density # 424 69th
Diversity Index # 318 77th
Median Household Income # 1004 27th
Per Capita Income # 491 64th

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

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