Population density (sq mi)1,68725691
Median age44.836.037.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)66%52%55%
Families w/ Kids under 1849%46%43%
Speak English86%56%79%
Speak Spanish3%29%13%

Key findings

  • The population density in Lafayette is 559% higher than California
  • The median age in Lafayette is 24% higher than California
  • In Lafayette 82.74% of the population is White
  • In Lafayette 1.12% of the population is Black
  • In Lafayette 9.87% of the population is Asian

Compare Lafayette, CA Demographics


      Lafayette population breakdown by race

      American Indian0.06%0.74%0.82%
      Native Hawaiian0.03%0.39%0.18%
      Mixed race5.55%4.62%3.06%
      Other race0.64%13.28%4.75%
      In Lafayette, 7.1% 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

      Lafayette age breakdown

      Marital status

      Age of children in married couples

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