Ottawa, IL 61350 ZIP Code Profile


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ZIP Code 61350: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Ottawa, IL 61350

Not Acceptable, USPS
Brickton, IL 61350
Dayton, IL 61350
Naplate, IL 61350
North Ottawa, IL 61350
Prairie Center, IL 61350
Stoneyville, IL 61350
Woodland Addition, IL 61350

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 1,093
  • Single Family Addresses: 9,832
  • Multi-Family Addresses: 777
  • County: LaSalle County
  • Centroid: Latitude 41.334, Longitude -88.878
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

Neighborhood Data

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61350 ZIP Code Map

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Ottawa, IL 61350 Data & Demographics (As of July 1, 2016)


Total Population 24,458
Population in Households 23,954
Population in Familes 19,122
Population in Group Qrtrs 504
Population Density1 154
Diversity Index2 27


Total Households 10,067
Average Household Size 2.38
Family Households 6,493
Average Family Size 3


Total Housing Units 11,131 (100%)
Owner Occupied HU 6,896 (62.0%)
Renter Occupied HU 3,171 (28.5%)
Vacant Housing Units 1,064 ( 9.6%)
Median Home Value $149,836
Average Home Value $179,590


Median Household Income $52,414
Average Household Income $68,653
Per Capita Income $28,475
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population -0.02% -0.16%
Households -0.02% -0.18%
Families -0.2% -0.3%
Median Household Income   1.21%
Per Capita Income   1.48%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Ottawa, IL 61350 - Peer Comparisons by Rank and Percentile

The table below compares 61350 to the other 1,378 ZIP Codes in Illinois by rank and percentile using July 1, 2016 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 # 198 86th
Population Density1 # 535 61st
Diversity Index2 # 428 69th
Median Household Income # 727 47th
Per Capita Income # 530 62nd

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

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