Statistic Longmont Colorado National
Population 95,864 5,758,736 328,239,523
Population density (sq mi) 3,328 56 91
Median age 39.1 36.4 37.7
Male/Female ratio 1.0:1 1.0:1 1.0:1
Married (15yrs & older) 56% 56% 55%
Families w/ Kids under 18 43% 45% 43%
Speak English 81% 83% 79%
Speak Spanish 15% 12% 13%
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Demographics Quick Facts

  • The population density in Longmont is 5842% higher than Colorado
  • The median age in Longmont is 7% higher than Colorado
  • In Longmont 86.35% of the population is White
  • In Longmont 1.16% of the population is Black
  • In Longmont 3.36% of the population is Asian

Compare Longmont, CO Demographics

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      Longmont population breakdown by race

      Race Longmont Colorado National
      White 86.35% 84.28% 73.35%
      Black 1.16% 4.09% 12.63%
      Asian 3.36% 2.94% 5.22%
      American Indian 0.90% 0.94% 0.82%
      Native Hawaiian 0.13% 0.14% 0.18%
      Mixed race 4.72% 3.43% 3.06%
      Other race 3.39% 4.18% 4.75%
      In Longmont, 24.4% 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

      Longmont age breakdown

      Marital status

      Age of children in married couples

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