Boulder, CO Demographics
Population - Employment - Households - Income / Financial - Housing - Education - Marital Status - Means of Transport to Work - Median Income by Zipcode
What is the population of Boulder?
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There are 104,930 residents in Boulder, with a median age of 28.9. Of this, 51.49% are males and 48.51% are females. US-born citizens make up 87.44% of the resident pool in Boulder, while non-US-born citizens account for 6.31%. Additionally, 6.25% of the population is represented by non-citizens.
A total of 67,528 people in Boulder currently live in the same house as they did last year.
A total of 67,528 people in Boulder currently live in the same house as they did last year.
| Y-o-Y Change | ||
| Total Population | 104,930 | -3.5% |
| Male Population | 54,032 | -3.7% |
| Female Population | 50,898 | -3.4% |
Male population 51.49%
Female population 48.51%
| Y-o-Y Change | ||
| Median Age | 28.9 | 0.3% |
| Citizen US Born | 91,754 | -4.0% |
| Citizen not US Born | 6,619 | 3.6% |
| Not Citizen | 6,557 | -3.2% |
Citizen US Born 87.44%
Citizen not US Born 6.31%
Not Citizen 6.25%
| Y-o-Y Change | ||
| Moved from Abroad | 1,893 | 6.5% |
| Moved from Same County | 17,387 | -4.6% |
| Moved from Same State | 8,530 | 8.0% |
| Moved from Different State | 9,085 | 3.7% |
| Same House as Last Year | 67,528 | -5.6% |
Moved from Abroad 1.81%
Moved from Same County 16.65%
Moved from Same State 8.17%
Moved from Different State 8.7%
Same House as Last Year 64.67%
What are the employment statistics in Boulder?
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White-collar workers make up 91.52% of the working population in Boulder, while blue-collar employees account for 8.48%. There are also 7,304 entrepreneurs in Boulder (12.77% of the workforce); 35,654 workers employed in private companies (62.36%); and 8,707 people working in governmental institutions (15.23%).
| Y-o-Y Change | ||
| White Collar | 52,326 | -4.6% |
| Blue Collar | 4,851 | -5.2% |
White Collar 91.52%
Blue Collar 8.48%
| Y-o-Y Change | ||
| Self Employees | 7,304 | -9.8% |
| Private Companies | 35,654 | -2.3% |
| Governmental Workers | 8,707 | -7.3% |
| Not for Profit Companies | 5,512 | -8.2% |
Self Employees 12.77%
Private Companies 62.36%
Governmental Workers 15.23%
Not for Profit Companies 9.64%
How many households are there in Boulder?
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There are a total of 42,610 households in Boulder, each made up of around 2 members. Family establishments represent 40.7% of these Boulder households, while non-family units account for the remaining 59.3%. Additionally, 18.18% of households have children and 81.82% of households are without children.
| Y-o-Y Change | ||
| Total Households | 42,610 | -1.8% |
| Average People Per Household | 2 | -2.2% |
| Family Households | 17,341 | -1.8% |
| Non-family Households | 25,269 | -1.7% |
Family Households 40.7%
Non-family Households 59.3%
| Y-o-Y Change | ||
| Households with Children | 7,745 | -0.8% |
| Households without Children | 34,865 | -2.0% |
Households with Children 18.18%
Households without Children 81.82%
What are the median and average incomes in Boulder?
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The average annual household income in Boulder is $123,606, while the median household income sits at $74,902 per year. Residents aged 25 to 44 earn $92,598, while those between 45 and 64 years old have a median wage of $124,318. In contrast, people younger than 25 and those older than 65 earn less, at $22,237 and $67,387, respectively.
| Y-o-Y Change | ||
| Average Household Income | $123,606 | 5.2% |
| Median Household Income | $74,902 | 3.6% |
| People below Poverty Level | 19,599 | -1.6% |
| People above Poverty Level | 74,102 | -4.6% |
How many homeowners and renters are there in Boulder?
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There are 45,304 housing units in Boulder, and the median year in which these properties were built is 1977. Of the 42,610 occupied housing units in Boulder, 47.67% are owner-occupied, while 52.33% have renters living in them.
Meanwhile, properties bought with mortgages account for 61.48% of the units, and the median value of a home with a mortgage is $785,800. In general, housing costs reach $1,723 per month in Boulder.
Meanwhile, properties bought with mortgages account for 61.48% of the units, and the median value of a home with a mortgage is $785,800. In general, housing costs reach $1,723 per month in Boulder.
| Y-o-Y Change | ||
| Housing Units | 45,304 | -2.2% |
| Median Year Built | 1977 | 0.1% |
| Built in 1939 or Earlier | 3,468 | -5.7% |
| Built between 1940 and 1949 | 752 | -6.8% |
| Built between 1950 and 1959 | 4,057 | -8.0% |
| Built between 1960 and 1969 | 8,019 | -5.1% |
| Built between 1970 and 1979 | 8,861 | -4.1% |
| Built between 1980 and 1989 | 7,582 | 0.3% |
| Built between 1990 and 1999 | 5,444 | 3.7% |
| Built between 2000 and 2009 | 3,511 | 3.6% |
| Built between 2010 and 2019 | 3,585 | N/A |
| Built in 2020 or Later | 25 | N/A |
| Y-o-Y Change | ||
| Occupied Housing Units | 42,610 | -1.8% |
| Owner Occupied | 20,313 | -5.5% |
| Renter Occupied | 22,297 | 1.9% |
Owner Occupied 47.67%
Renter Occupied 52.33%
| Y-o-Y Change | ||
| With Mortgage | 12,488 | -6.4% |
| Without Mortgage | 7,825 | -4.2% |
| Median Value with Mortgage | $785,800 | 6.3% |
| Median Value without Mortgage | $797,800 | 9.4% |
| Median Housing Costs per Month | $1,723 | 6.3% |
With Mortgage 61.48%
Without Mortgage 38.52%
What is the level of education in Boulder?
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Approximately 10.93% of the population in Boulder holds a high school degree (that's 10,037 residents), while 28.95% have attained a college certificate (8,600 locals) and 29.42% have a bachelor's degree (27,003 people).
| Y-o-Y Change | ||
| No High School | 870 | -5.6% |
| Some High School | 10,037 | 4.1% |
| Some College | 8,600 | -8.4% |
| Associate Degree | 2,933 | -5.4% |
| Bachelor's Degree | 27,003 | -4.6% |
| Graduate Degree | 24,382 | -4.6% |
No High School 0.95%
Some High School 10.93%
Some College 28.95%
Associate Degree 3.19%
Bachelor's Degree 29.42%
Graduate Degree 26.56%
What is the marital status of Boulder residents?
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A total of 52,968 people in Boulder have never been married (which represents 56.11% of the total population), while 30,159 of them are wedded (31.95%). Separated and divorced residents are in smaller numbers, at 675 (0.71%) and 8,925 (9.45%), respectively.
| Y-o-Y Change | ||
| Never Married | 52,968 | -2.5% |
| Married | 30,159 | -4.6% |
| Separated | 675 | -1.8% |
| Widowed | 2,355 | -9.6% |
| Divorced | 8,925 | -4.8% |
Never Married 56.11%
Married 31.95%
Separated 0.71%
Widowed 2.49%
Divorced 9.45%
What are the most common means of transportation in Boulder?
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The top three means of transportation people in Boulder use to get to work are: car, walking and bicycle. A total of 28,020 residents commute by car, 5,092 prefer going to work by walking and 4,923 by bicycle.
| Y-o-Y Change | ||
| Car | 28,020 | -10.2% |
| Bus or TrolleyBus | 3,640 | -17.9% |
| Railroad | 28 | -46.1% |
| Ferryboat | 58 | -3.3% |
| Bicycle | 4,923 | -7.9% |
| Motorcycle | 122 | -54.8% |
| TaxiCab | 65 | -4.4% |
| Walk | 5,092 | -14.9% |
What is the median and average household income in Boulder by zipcode?
top| ZipCode | Population | Number of Households | Median Income | Average Income |
|---|---|---|---|---|
| 80301 | 25,058 | 11,750 | $83,984.00 | $122,487.00 |
| 80302 | 29,593 | 12,294 | $56,362.00 | $114,994.00 |
| 80303 | 24,810 | 11,128 | $69,722.00 | $115,047.00 |
| 80304 | 25,332 | 11,072 | $98,985.00 | $162,198.00 |
| 80305 | 16,153 | 6,744 | $107,215.00 | $147,125.00 |
| 80310 | 7,664 | 0 | $0.00 | $0.00 |
Methodology & Disclaimers
Demographic data shown in this section was gathered from the latest U.S. Census Bureau release, the 2021 American Community Survey. The information is updated yearly, as soon as new data is made available by the US Census Bureau.
No representation, guarantee or warranty is made as to the accuracy or completeness of information modified or aggregated for specific neighborhoods and/or zip codes.
