Population density (sq mi)14,9477,372256
Median age31.636.236.0
Male/Female ratio1.1:11.0:11.0:1
Married (15yrs & older)n/a44%52%
Families w/ Kids under 1845%46%46%
Speak Englishn/a60%56%
Speak Spanishn/a22%29%

Key findings

  • The population density in Jefferson is 103% higher than Oakland
  • The median age in Jefferson is 13% lower than Oakland
  • In Jefferson 39.86% of the population is White
  • In Jefferson 19.57% of the population is Black
  • In Jefferson 17.30% of the population is Asian

Compare Oakland, CA Demographics


      Jefferson population breakdown by race

      American Indian1.17%0.79%0.74%
      Native Hawaiian4.03%0.58%0.39%
      Mixed race4.21%6.63%4.62%
      Other race13.85%13.11%13.28%
      In Jefferson, 26.7% 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

      Jefferson age breakdown

      Marital status

      Age of children in married couples

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