StatisticBlack RockBuffaloNew York
Population density (sq mi)3,7486,413413
Median age32.232.938.2
Male/Female ratio0.9:10.9:10.9:1
Married (15yrs & older)n/a36%52%
Families w/ Kids under 1862%49%43%
Speak Englishn/a83%70%
Speak Spanishn/a8%15%

Key findings

  • The population density in Black Rock is 42% lower than Buffalo
  • The median age in Black Rock is 2% lower than Buffalo
  • In Black Rock 47.67% of the population is White
  • In Black Rock 17.41% of the population is Black
  • In Black Rock 9.51% of the population is Asian

Compare Buffalo, NY Demographics


      Black Rock population breakdown by race

      RaceBlack RockBuffaloNew York
      American Indian1.04%0.42%0.38%
      Native Hawaiian0.00%0.04%0.04%
      Mixed race3.87%3.62%2.93%
      Other race20.49%5.65%8.62%
      In Black Rock, 10.9% 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

      Black Rock age breakdown

      Marital status

      Age of children in married couples

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