Boulder city, Colorado demographics
Population: 104,930
Median age: 28.9
Median household income: 74,902
Boulder is a city in Boulder County, Colorado, United States.
Demographics, population, home values, social and economic characteristics of Boulder city, CO.
Population
| 2021 | 104,930 |
| 2020 | 108,777 |
Census data for Boulder city, Colorado
Demographic and housing estimates in Boulder city, Colorado
| Total population | 104,930 |
| Male | 54,032 |
| Female | 50,898 |
| Total population | 104,930 |
| Under 5 years | 2,838 |
| 5 to 9 years | 3,892 |
| 10 to 14 years | 3,793 |
| 15 to 19 years | 12,481 |
| 20 to 24 years | 21,574 |
| 25 to 34 years | 17,138 |
| 35 to 44 years | 10,830 |
| 45 to 54 years | 10,829 |
| 55 to 59 years | 4,738 |
| 60 to 64 years | 4,422 |
| 65 to 74 years | 7,311 |
| 75 to 84 years | 3,206 |
| 85 years and over | 1,878 |
| Median age (years) | 28.9 |
| Under 18 years | 13,130 |
| 16 years and over | 93,675 |
| 18 years and over | 91,800 |
| 21 years and over | 74,838 |
| 62 years and over | 14,974 |
| 65 years and over | 12,395 |
| Total population | 104,930 |
| One race | 98,088 |
| White | 88,404 |
| Black or African American | 1,143 |
| American Indian and Alaska Native | 263 |
| Asian | 6,276 |
| Native Hawaiian and Other Pacific Islander | 63 |
| Some other race | 1,939 |
| Two or more races | 6,842 |
| Citizen, VOTING AGE 18 and over population | 85,530 |
| Male Citizen, VOTING AGE 18 and over population | 44,220 |
| Female Citizen, VOTING AGE 18 and over population | 41,310 |
Social characteristics in Boulder city, Colorado
| Total households | 42,610 |
| Family households (families) | 13,991 |
| Married-couple family | 3,625 |
| Male householder, no wife present, family | 12,907 |
| Female householder, no husband present, family | 7,898 |
| Nonfamily households | 12,087 |
| Average household size | 9,298 |
| Average family size | 2.21 |
Economic characteristics in Boulder city, Colorado
| Total households | 42,610 |
| Less than $10,000 | 4,213 |
| $10,000 to $14,999 | 1,379 |
| $15,000 to $24,999 | 3,317 |
| $25,000 to $34,999 | 2,855 |
| $35,000 to $49,999 | 3,782 |
| $50,000 to $74,999 | 5,784 |
| $75,000 to $99,999 | 4,029 |
| $100,000 to $149,999 | 5,893 |
| $150,000 to $199,999 | 4,099 |
| $200,000 or more | 7,259 |
| Median household income (dollars) | 74,902 |
Housing characteristics in Boulder city, Colorado
| Total housing units | 45,304 |
| Occupied housing units | 42,610 |
| Vacant housing units | 2,694 |
| Total housing units | 45,304 |
| 1-unit, detached | 17,710 |
| 1-unit, attached | 3,181 |
| 2 units | 1,038 |
| 3 or 4 units | 2,776 |
| 5 to 9 units | 3,872 |
| 10 to 19 units | 4,468 |
| 20 or more units | 11,077 |
| Mobile home | 1,135 |
| Boat, RV, van, etc. | 47 |
| Total housing units | 45,304 |
| Built 2014 or later | 25 |
| Built 2010 to 2013 | 3,585 |
| Built 2000 to 2009 | 3,511 |
| Built 1990 to 1999 | 5,444 |
| Built 1980 to 1989 | 7,582 |
| Built 1970 to 1979 | 8,861 |
| Built 1960 to 1969 | 8,019 |
| Built 1950 to 1959 | 4,057 |
| Built 1940 to 1949 | 752 |
| Built 1939 or earlier | 3,468 |
| Total housing units | 45,304 |
| 1 room | 1,956 |
| 2 rooms | 3,377 |
| 3 rooms | 8,107 |
| 4 rooms | 8,207 |
| 5 rooms | 5,700 |
| 6 rooms | 4,672 |
| 7 rooms | 3,644 |
| 8 rooms | 3,620 |
| 9 rooms or more | 6,021 |
| Median rooms | 4.7 |
| Total housing units | 45,304 |
| No bedroom | 2,117 |
| 1 bedroom | 7,758 |
| 2 bedrooms | 14,174 |
| 3 bedrooms | 10,851 |
| 4 bedrooms | 7,434 |
| 5 or more bedrooms | 2,970 |
| Occupied housing units | 42,610 |
| Owner-occupied | 20,313 |
| Renter-occupied | 22,297 |
| Average household size of owner-occupied unit | 2.26 |
| Average household size of renter-occupied unit | 2.15 |
| Occupied housing units | 42,610 |
| Moved in 2017 or later | 8,175 |
| Moved in 2015 to 2016 | 15,660 |
| Moved in 2010 to 2014 | 6,153 |
| Moved in 2000 to 2009 | 6,129 |
| Moved in 1990 to 1999 | 3,632 |
| Moved in 1989 and earlier | 2,861 |
| Owner-occupied units | 20,313 |
| Less than $50,000 | 605 |
| $50,000 to $99,999 | 442 |
| $100,000 to $149,999 | 289 |
| $150,000 to $199,999 | 413 |
| $200,000 to $299,999 | 741 |
| $300,000 to $499,999 | 2,482 |
| $500,000 to $999,999 | 8,965 |
| $1,000,000 or more | 6,376 |
| Median (dollars) | 790,100 |
| Owner-occupied units | 20,313 |
| Housing units with a mortgage | 12,488 |
| Housing units without a mortgage | 7,825 |
| Occupied units paying rent | 22,013 |
| Less than $500 | 687 |
| $500 to $999 | 1,363 |
| $1,000 to $1,499 | 6,409 |
| $1,500 to $1,999 | 6,028 |
| $2,000 to $2,499 | 3,624 |
| $2,500 to $2,999 | 1,411 |
| $3,000 or more | 2,491 |
| Median (dollars) | 1,711 |
| No rent paid | 284 |
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