Boulder, WY Demographics

Population 1,275 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Boulder, WY map of median age by neighborhood
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Population and households in Boulder

Household size in Boulder

Household size, people per household
PeriodBoulderWyomingU.S.
2006–102.682.492.68
2010–142.692.532.73
2015–193.032.502.71
2020–242.472.392.65
Change−0.21−0.09−0.03
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Households in Boulder run small, averaging 2.47 people against 2.65 nationally, which usually means more singles and couples and fewer children. Still, the typical household here is bigger than in Wyoming as a whole, where it has 2.39 people. Since 2006–10, household size has dropped from 2.68, but in a place this small, much of that may be survey noise rather than real change.

Household size: the average number of people living in each occupied home. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25010).

Median age in Boulder

Median age, years
PeriodBoulderWyomingU.S.
2006–1035.338.137.7
2010–1433.338.338.6
2015–1939.339.439.6
2020–2438.040.240.1
Change+2.7+2.1+2.3
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The median resident of Boulder is 38.0 years old, a few years younger than the national median of 40.1.

Median age: the age that splits residents into two equal halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B01002).

Single-parent households in Boulder

Single-parent households, % of households
PeriodBoulderWyomingU.S.
2006–104.0%9.8%12.3%
2010–144.5%9.8%12.3%
2015–197.0%9.8%11.6%
2020–244.8%9.2%11.6%
Change+0.8 pts−0.6 pts−0.6 pts
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Single parents head only 4.8% of households in Boulder, well below the national share of 11.6%.

Single-parent households: households where one adult with no spouse present lives with children under 18. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B11003).

Housing in Boulder

Renters in Boulder

Renters, % of occupied homes
PeriodBoulderWyomingU.S.
2006–1023.7%29.8%33.3%
2010–1429.2%30.7%35.6%
2015–1918.2%29.6%36.0%
2020–246.0%28.2%34.8%
Change−17.7 pts−1.6 pts+1.5 pts
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Boulder is overwhelmingly a place of homeowners: only 6.0% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. Among homeowners, 43.1% have no mortgage at all, above the national share of 39.8%.

Renters: occupied homes that are rented rather than owned. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25003).

Vacant homes in Boulder

Vacant homes, % of all homes
PeriodBoulderWyomingU.S.
2006–1047.1%13.6%11.4%
2010–1437.8%14.0%11.4%
2015–1939.0%16.0%11.1%
2020–2427.8%12.1%9.6%
Change−19.4 pts−1.6 pts−1.8 pts
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Vacant homes make up 27.8% of the housing in Boulder, far above the national rate of 9.6%. In resort and lake areas that usually means seasonal and vacation homes; elsewhere it can point to weak demand.

Vacant homes: homes with no one living in them, including vacation homes and homes for sale or rent. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25002).

Age of homes in Boulder

Age of homes, median year built
PeriodBoulderWyomingU.S.
2006–10197919751974
2010–14199519771975
2015–19198919791977
2020–24198619811980
Change+7+6+6
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Homes in Boulder are a bit newer than the national norm: the median home was built in 1986, versus 1980 across the U.S.

Age of homes: the year that splits the housing stock into older and newer halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25035).

Rent in Boulder

Rent, per month
PeriodBoulderWyomingU.S.
2006–10$1,004$744$965
2010–14$1,478$862$1,040
2015–19$1,131$934$1,213
2020–24$1,448$1,091$1,571
Change+$444+$347+$606
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The median renter in Boulder pays $1,448 a month for rent and utilities, below the national median of $1,571. Still, rents here are higher than in Wyoming as a whole ($1,091). Rent takes 30.9% of the typical renter's income, just over the 30% mark often used to define affordable rent.

Rent: monthly rent plus the utilities renters pay themselves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25064).

Education in Boulder

Bachelor's degrees in Boulder

Bachelor's degrees, % of adults 25+
PeriodBoulderWyomingU.S.
2006–1028.9%24.3%28.4%
2010–1431.1%25.5%29.6%
2015–1926.3%27.5%32.1%
2020–2420.5%30.6%35.6%
Change−8.4 pts+6.4 pts+7.2 pts
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Fewer adults in Boulder have a four-year degree than in the country as a whole: 20.5%, against 35.6% nationally.

Bachelor's degrees: adults 25 and older with a bachelor's degree or higher. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

High school graduates in Boulder

High school graduates, % of adults 25+
PeriodBoulderWyomingU.S.
2006–1095.1%91.6%84.9%
2010–1497.7%92.5%86.1%
2015–1997.4%93.1%87.7%
2020–2499.2%94.1%89.3%
Change+4.1 pts+2.5 pts+4.3 pts
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Finishing high school is nearly universal in Boulder: 99.2% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%.

High school graduates: adults 25 and older with a high school diploma, GED or more. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

Jobs in Boulder

Unemployment, % of the labor force
PeriodBoulderWyomingU.S.
2006–104.1%4.4%8.1%
2010–141.5%5.1%9.4%
2015–193.1%4.6%5.6%
2020–245.4%3.8%5.4%
Change+1.3 pts−0.6 pts−2.7 pts
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Unemployment in Boulder is the same as the national rate: 5.4% of the labor force. The rate is higher than in Wyoming as a whole (3.8%). Each figure pools five years of surveys (2020–24), so it describes that whole stretch rather than today's job market.

Unemployment: people looking for work as a share of everyone working or looking. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B23025).

Boulder compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Boulder2.4738.04.8%6.0%27.8%1986$1,44820.5%99.2%5.4%
Pinedale2.2944.05.5%19.4%26.0%1988$1,30739.1%97.1%1.7%
Daniel2.3550.65.9%6.7%33.7%1991$94735.5%94.5%1.0%
Cora2.4450.12.5%6.0%36.9%1989$1,18344.6%96.9%0.9%
Marbleton2.4643.79.0%28.6%29.8%1983$90522.0%92.3%1.6%
Big Piney2.4145.98.6%21.8%28.6%1987$86723.3%92.4%1.5%
Halfway2.3346.78.8%20.8%32.2%1986$85226.2%92.8%1.8%
South Pass City2.6549.64.9%12.0%36.5%1990$1,12722.5%99.5%3.1%
Merna2.1850.48.6%10.3%35.1%1991$78631.4%93.5%2.1%
Wind River3.3736.828.4%26.1%22.4%1981$61612.5%86.7%22.9%
Fort Washakie3.4233.429.3%33.2%19.2%1982$58512.8%87.3%21.2%

All figures 2020–24.

Cities with similar populations: Gerald, OH · Cherry Creek, NY · Concord, AR · Cragford, AL · Tsegi, AZ · Trimont, MN · Toccopola, MS · Ellwood, CA · Etna, ME · Fajardo, PR

About these numbers

Every figure on this page is a BestNeighborhood calculation from the Census Bureau's American Community Survey (ACS), built up from the Census block groups that make up Boulder. Each ACS 5-year release pools five years of responses; this page shows the last 15 releases, 2006–10 through 2020–24. Neighboring releases share four of their five years, so they move gradually and small changes between them are within the survey's margin of error; in small places the lines can jump from one release to the next for the same reason. The maps show the same measures for each neighborhood, ranked against the whole country.

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