Gerlaw, IL 61435 ZIP Code Profile

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Gerlaw, IL

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ZIP Code 61435: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Gerlaw, IL 61435

  • ZIP Code Type: STANDARD
  • County: Warren County
  • Centroid: Latitude 41, Longitude -90.614
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes
  • Businesses Addresses: 4
  • PO Box Addresses: 0
  • Residential Addresses: 89
    • Multi-Family Addresses: 0
    • Single Family Addresses: 89

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

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61435 ZIP Code Map

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Gerlaw, IL 61435 Data & Demographics (As of July 1, 2017)


Total Population 135
Daytime Population: Workers 3
Daytime Population: Residents 68
Total Daytime Population (TDP) 71
Ratio TDP/Total Population1 0.53
Population in Households 135
Population in Familes 118
Population in Group Qrtrs 0
Population Density2 11
Diversity Index3 10


Median Household Income $53,033
Average Household Income $67,304
Per Capita Income $30,910


Total Housing Units 67 (100%)
Owner Occupied HU 49 (73.1%)
Renter Occupied HU 13 (19.4%)
Vacant Housing Units 5 ( 7.5%)
Median Home Value $102,083
Average Home Value $132,143


Total Households 62
Average Household Size 2.18
Family Households 48
Average Family Size 2
  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 -0.4% -0.45%
Households -0.44% -0.32%
Families -0.28% -0.85%
Median Household Income   1.85%
Per Capita Income   2.41%

Gerlaw, IL 61435 - Peer Comparisons by Rank and Percentile

The table below compares 61435 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 # 1322 4th
Population Density # 1297 6th
Diversity Index # 835 39th
Median Household Income # 747 46th
Per Capita Income # 424 69th

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

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