LaSalle demographics profile

Population density (sq mi)73722291
Median age38.737.437.7
Male/Female ratio1.2:11.0:11.0:1
Married (15yrs & older)49%55%55%
Speak English92%77%79%
Speak Spanish7%13%13%
LaSalle, IL has a population of 9,484 and is the 4,099th largest city in the United States. The population density is 737 per sq mi which is 232% higher than the Illinois average and 714% higher than the national average. The median age in LaSalle is 39 which is approximately 3% higher than the Illinois average of 37. In LaSalle, 49% of the population over 15 years of age are married, 92% speak English and 7% speak Spanish. 81% of LaSalle residents were born in Illinois, 13% were born out of state, 1% were born outside of the United States and 5% were foreign born.

Did you know?

  • The population density in LaSalle is 232% higher than Illinois.
  • The median age in LaSalle is 3% higher than Illinois.
  • In LaSalle 96.35% of the population is Caucasian.
  • In LaSalle 0.25% of the population is African American.
  • In LaSalle 0.53% of the population is Asian.

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LaSalle population breakdown by race

African American0.25%14.30%12.63%
American Indian0.00%0.23%0.82%
Native Hawaiian0.35%0.03%0.18%
Mixed race0.95%2.34%3.06%
Other race1.57%5.86%4.75%
In LaSalle, 14.2% of people are of Hispanic or Latino origin.
Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

LaSalle age breakdown

Marital status

Age of children in married couples

Source: The LaSalle, IL demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).