Cambridge, IL 61238 ZIP Code Profile

Related Place Profiles:
Cambridge, IL | Ulah, IL

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ZIP Code 61238: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Cambridge, IL 61238

Not Acceptable, USPS
Munson, IL 61238
Ulah, IL 61238
Weller, IL 61238

  • ZIP Code Type: STANDARD
  • County: Henry County
  • Centroid: Latitude 41.305, Longitude -90.19
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes
  • Businesses Addresses: 112
  • PO Box Addresses: 23
  • Residential Addresses: 1,270
    • Multi-Family Addresses: 28
    • Single Family Addresses: 1,242

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.


61238 ZIP Code Map

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Cambridge, IL 61238 Data & Demographics (As of July 1, 2017)


Total Population 3,367
Daytime Population: Workers 1,122
Daytime Population: Residents 1,625
Total Daytime Population (TDP) 2,747
Ratio TDP/Total Population1 0.82
Population in Households 3,266
Population in Familes 2,749
Population in Group Qrtrs 101
Population Density2 31
Diversity Index3 11


Median Household Income $54,711
Average Household Income $66,131
Per Capita Income $27,306


Total Housing Units 1,485 (100%)
Owner Occupied HU 1,042 (70.2%)
Renter Occupied HU 292 (19.7%)
Vacant Housing Units 151 (10.2%)
Median Home Value $103,469
Average Home Value $136,396


Total Households 1,334
Average Household Size 2.45
Family Households 947
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 -0.45% -0.49%
Households -0.39% -0.44%
Families -0.51% -0.56%
Median Household Income   2.04%
Per Capita Income   2.64%

Cambridge, IL 61238 - Peer Comparisons by Rank and Percentile

The table below compares 61238 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 # 548 60th
Population Density # 888 36th
Diversity Index # 768 44th
Median Household Income # 668 52nd
Per Capita Income # 717 48th

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

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