StatisticLake BluffIllinoisNational
Population density (sq mi)1,41322891
Median age46.137.437.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)73%55%55%
Families w/ Kids under 1843%44%43%
Speak English90%77%79%
Speak Spanish1%13%13%

Key findings

  • The population density in Lake Bluff is 520% higher than Illinois
  • The median age in Lake Bluff is 23% higher than Illinois
  • In Lake Bluff 89.82% of the population is White
  • In Lake Bluff 1.44% of the population is Black
  • In Lake Bluff 5.87% of the population is Asian

Compare Lake Bluff, IL Demographics


      Lake Bluff population breakdown by race

      RaceLake BluffIllinoisNational
      American Indian0.00%0.23%0.82%
      Native Hawaiian0.00%0.03%0.18%
      Mixed race2.87%2.34%3.06%
      Other race0.00%5.86%4.75%
      In Lake Bluff, 1.8% 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.

      Household income distribution

      Place of birth by citizenship

      Lake Bluff age breakdown

      Marital status

      Age of children in married couples

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