Blackfoot, ID Demographics

Population 24,479 · Census ACS 2020–24

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Blackfoot, ID map of median age by neighborhood
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Population and households in Blackfoot

Household size in Blackfoot

Household size, people per household
PeriodBlackfootIdahoU.S.
2006–102.992.722.68
2010–143.002.782.73
2015–192.972.762.71
2020–243.052.792.65
Change+0.05+0.07−0.03
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Blackfoot is a place of big households: 3.05 people per home on average, compared with 2.65 nationally. Numbers like that usually point to plenty of families with kids. Since 2006–10, household size has crept up from 2.99, even as the national average fell.

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 Blackfoot

Median age, years
PeriodBlackfootIdahoU.S.
2006–1033.035.537.7
2010–1432.636.638.6
2015–1934.637.639.6
2020–2435.738.240.1
Change+2.7+2.7+2.3
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Blackfoot is young: half of its residents are under 35.7, compared with a national median of 40.1. The population tilts toward young families with children. Since 2006–10, the median age has climbed from 33.0, as it has nationally.

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 Blackfoot

Single-parent households, % of households
PeriodBlackfootIdahoU.S.
2006–1010.8%10.0%12.3%
2010–1410.9%10.2%12.3%
2015–1913.1%9.3%11.6%
2020–2410.3%9.3%11.6%
Change−0.5 pts−0.7 pts−0.6 pts
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Single-parent households are a bit less common in Blackfoot than nationally: 10.3%, against 11.6%. Even so, single parents are more common here than in Idaho as a whole (9.3%).

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 Blackfoot

Renters in Blackfoot

Renters, % of occupied homes
PeriodBlackfootIdahoU.S.
2006–1021.6%29.0%33.3%
2010–1429.4%30.8%35.6%
2015–1926.2%30.0%36.0%
2020–2421.5%27.9%34.8%
Change−0.2 pts−1.1 pts+1.5 pts
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Only 21.5% of households in Blackfoot rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. Among homeowners, 38.6% have no mortgage at all, about the same as nationally. Renting is most common in the center and least common in the west.

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 Blackfoot

Vacant homes, % of all homes
PeriodBlackfootIdahoU.S.
2006–1010.5%10.4%11.4%
2010–148.5%11.0%11.4%
2015–1910.4%10.5%11.1%
2020–249.2%9.3%9.6%
Change−1.3 pts−1.1 pts−1.8 pts
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Vacancy in Blackfoot is close to the national rate: 9.2% of homes are empty, against 9.6%. Since 2006–10, vacancy has edged down 1.3 points, as it has nationally.

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 Blackfoot

Age of homes, median year built
PeriodBlackfootIdahoU.S.
2006–10197119821974
2010–14197319841975
2015–19197719861977
2020–24198119891980
Change+10+7+6
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Homes in Blackfoot are about the same age as the nation's housing: the median home was built in 1981, versus 1980 nationally. Homes here are older than in Idaho overall, where the median home dates to 1989. The median year built has moved up from 1971 in 2006–10, a sign of steady new building. Newer construction is concentrated in the northeast, while the south has the oldest housing.

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 Blackfoot

Rent, per month
PeriodBlackfootIdahoU.S.
2006–10$615$766$965
2010–14$673$820$1,040
2015–19$668$941$1,213
2020–24$924$1,407$1,571
Change+$309+$641+$606
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The median renter in Blackfoot pays $924 a month for rent and utilities, well below the national median of $1,571. Rents are up $309 a month from 2006–10, a 50% rise, a slower climb than the nation's. Rent takes 27.0% of the typical renter's income, just under the 30% mark often used to define affordable rent. The priciest rents are in the north; the most affordable are in the center.

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 Blackfoot

Bachelor's degrees in Blackfoot

Bachelor's degrees, % of adults 25+
PeriodBlackfootIdahoU.S.
2006–1016.2%25.0%28.4%
2010–1419.9%25.9%29.6%
2015–1923.3%27.8%32.1%
2020–2422.3%31.7%35.6%
Change+6.0 pts+6.6 pts+7.2 pts
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Fewer adults in Blackfoot have a four-year degree than in the country as a whole: 22.3%, against 35.6% nationally. The share with a degree is up 6.0 points from 2006–10, mirroring the country. College graduates are most concentrated in the east and least in the northwest.

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 Blackfoot

High school graduates, % of adults 25+
PeriodBlackfootIdahoU.S.
2006–1085.1%88.7%84.9%
2010–1485.9%89.3%86.1%
2015–1989.5%90.8%87.7%
2020–2490.0%92.1%89.3%
Change+4.9 pts+3.4 pts+4.3 pts
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About as many adults in Blackfoot have finished high school as nationally: 90.0%, against 89.3%. The rate is lower than in Idaho as a whole (92.1%). The share with a diploma has risen 4.9 points since 2006–10, in line with the national trend.

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 Blackfoot

Unemployment, % of the labor force
PeriodBlackfootIdahoU.S.
2006–104.9%7.0%8.1%
2010–146.3%8.1%9.4%
2015–194.8%4.4%5.6%
2020–246.7%3.8%5.4%
Change+1.8 pts−3.2 pts−2.7 pts
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Unemployment runs high in Blackfoot: 6.7% of the labor force was out of work and looking, against 5.4% nationally. Only three of the 51 Idaho cities with 5,000+ people have higher unemployment. Unemployment is up 1.8 points from 2006–10, even as the national rate fell.

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).

Blackfoot compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Blackfoot3.0535.710.3%21.5%9.2%1981$92422.3%90.0%6.7%
Groveland3.5033.816.3%19.7%10.2%1990$93818.6%89.9%6.4%
Rose3.2234.515.9%16.6%9.0%1999$1,03627.1%97.2%5.7%
Thomas3.2935.29.8%13.0%10.9%1982$89728.7%91.6%2.0%
Wapello3.2535.917.4%11.5%10.1%1995$84719.4%94.8%2.6%
Kimball3.3532.97.6%3.0%7.9%1993$84324.8%93.0%1.3%
Rockford3.0234.011.9%20.7%12.7%1979$1,03223.6%94.2%1.0%
Firth3.0435.36.6%13.8%10.0%1983$85520.0%90.5%5.0%
Gibson3.0635.818.3%15.3%13.5%1979$61014.5%83.5%13.0%
Pingree3.0038.412.5%24.1%17.5%1977$88921.1%95.1%0.5%
Basalt2.8537.07.0%18.6%11.1%1978$89316.7%89.4%7.2%

All figures 2020–24.

Cities with similar populations: Munster, IN · Hormigueros, PR · Huntington, IN · Inverness, FL · Marion, IL · Medford, NJ · Miami Springs, FL · Millington, TN · Minneola, FL · Mocksville, NC

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 Blackfoot. 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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