Tonica, IL 61370 ZIP Code Profile

Related Place Profiles:
Lowell, IL | Tonica, IL | Vermilionville, IL

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ZIP Code 61370: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Tonica, IL 61370

Not Acceptable, USPS
Lowell, IL 61370
Vermilionville, IL 61370

  • ZIP Code Type: STANDARD
  • County: La Salle County
  • Centroid: Latitude 41.229, Longitude -89.111
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

ZIP Code 61370 has segments in 2 Counties (La Salle, Putnam).

  • Businesses Addresses: 27
  • PO Box Addresses: 186
  • Residential Addresses: 418
    • Multi-Family Addresses: 0
    • Single Family Addresses: 418

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

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


61370 ZIP Code Map

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Tonica, IL 61370 Data & Demographics (As of July 1, 2017)


Total Population 1,395
Daytime Population: Workers 337
Daytime Population: Residents 733
Total Daytime Population (TDP) 1,070
Ratio TDP/Total Population1 0.77
Population in Households 1,395
Population in Familes 1,162
Population in Group Qrtrs 0
Population Density2 31
Diversity Index3 14


Median Household Income $56,226
Average Household Income $69,125
Per Capita Income $27,749


Total Housing Units 606 (100%)
Owner Occupied HU 447 (73.8%)
Renter Occupied HU 113 (18.6%)
Vacant Housing Units 46 ( 7.6%)
Median Home Value $136,062
Average Home Value $163,199


Total Households 560
Average Household Size 2.49
Family Households 384
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 -0.07% -0.33%
Households -0.12% -0.36%
Families -0.28% -0.47%
Median Household Income   1.92%
Per Capita Income   2.73%

Tonica, IL 61370 - Peer Comparisons by Rank and Percentile

The table below compares 61370 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 # 817 41st
Population Density # 891 35th
Diversity Index # 662 52nd
Median Household Income # 596 57th
Per Capita Income # 680 51st

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

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