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Boulder (CO) Streets, Geographical, Population & More

Population of Boulder, Colorado

StateColorado
Land Area (mi²)26.3 sq mi
Density (mi²)4,199.8/sq mi
2022 Growth Rate0.99% (1086)
Growth Since 20201.51% (1645)
Rank in State11th
Rank in Country301th

The population of Boulder, CO in 2022 is estimated to be 110,422. This is an increase of 0.99% (1086 people) compared to the population in 2021.

Population in Metro Area of Boulder by Year

2021 and 2022 population is estimated by projecting the 2019 numbers.

YearPopulationGrowthGrowth Rate

Population of Boulder by Race

Population by Race
  • Total
  • Hispanic
  • Non-Hispanic
Race
Population
Percentage

Population of Boulder by Age

Boulder Population Pyramid 2022
Boulder Median Age
28.8
Total
28.2
Male
29.6
Female
Boulder Sex Ratio
51.57%
56,091
Male
48.43%
52,686
Female
Boulder Age Dependency Ratio
15.2
Old Age Dependency Ratio
16.2
Child Dependency Ratio
Boulder Adults
95,345
Adults
(12,586 of whom are seniors) in Boulder.

Population of Boulder by Year

Year
PopulationGrowthAnnual Growth Rate