57018, SD Demographics

Population 1,458 · Census ACS 2020–24

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57018, SD map of median age by neighborhood
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Population and households in ZIP 57018

Household size in ZIP 57018

Household size, people per household
PeriodZIP 57018South DakotaU.S.
2006–102.722.512.68
2010–142.592.512.73
2015–192.702.502.71
2020–242.642.482.65
Change−0.08−0.03−0.03
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Households in ZIP 57018 average 2.64 people, about the same as the country as a whole (2.65). The typical household here is bigger than in South Dakota as a whole, where it has 2.48 people.

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 ZIP 57018

Median age, years
PeriodZIP 57018South DakotaU.S.
2006–1033.037.937.7
2010–1438.338.338.6
2015–1937.338.839.6
2020–2440.538.940.1
Change+7.5+1.0+2.3
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Half of the people in ZIP 57018 are younger than 40.5 and half are older, close to the national median of 40.1. The population here is older than in South Dakota as a whole, where the median age is 38.9. Since 2006–10, the median age has climbed from 33.0, but in a place this small, survey estimates can swing a lot from one release to the next.

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 ZIP 57018

Single-parent households, % of households
PeriodZIP 57018South DakotaU.S.
2006–1011.0%10.8%12.3%
2010–1414.9%11.1%12.3%
2015–1911.8%10.9%11.6%
2020–2412.3%10.7%11.6%
Change+1.2 pts−0.1 pts−0.6 pts
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Single parents head about one in eight households in ZIP 57018 (12.3%), close to the national share of 11.6%. Single parents are more common here than in South Dakota as a whole (10.7%).

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 ZIP 57018

Renters in ZIP 57018

Renters, % of occupied homes
PeriodZIP 57018South DakotaU.S.
2006–1014.3%31.1%33.3%
2010–1414.7%32.0%35.6%
2015–1914.1%32.0%36.0%
2020–2423.0%31.4%34.8%
Change+8.7 pts+0.3 pts+1.5 pts
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Only 23.0% of households in ZIP 57018 rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. Among homeowners, 44.7% 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 ZIP 57018

Vacant homes, % of all homes
PeriodZIP 57018South DakotaU.S.
2006–107.3%11.3%11.4%
2010–149.8%10.7%11.4%
2015–195.0%11.6%11.1%
2020–249.0%10.3%9.6%
Change+1.7 pts−1.1 pts−1.8 pts
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Vacancy in ZIP 57018 is close to the national rate: 9.0% of homes are empty, against 9.6%.

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 ZIP 57018

Age of homes, median year built
PeriodZIP 57018South DakotaU.S.
2006–10196619721974
2010–14195619741975
2015–19196319771977
2020–24197319811980
Change+7+9+6
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Housing in ZIP 57018 leans older: the median home dates to 1973, against 1980 nationally.

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 ZIP 57018

Rent, per month
PeriodZIP 57018South DakotaU.S.
2006–10$676$631$965
2010–14$706$692$1,040
2015–19$744$798$1,213
2020–24$1,076$1,000$1,571
Change+$400+$369+$606
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A typical rental in ZIP 57018 costs $1,076 a month with utilities, well below the national median of $1,571. Still, rents here are higher than in South Dakota as a whole ($1,000). Rent takes 25.6% of the typical renter's income, comfortably under 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 ZIP 57018

Bachelor's degrees in ZIP 57018

Bachelor's degrees, % of adults 25+
PeriodZIP 57018South DakotaU.S.
2006–1019.9%26.8%28.4%
2010–1418.5%27.8%29.6%
2015–1927.3%29.4%32.1%
2020–2426.2%32.5%35.6%
Change+6.3 pts+5.6 pts+7.2 pts
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College degrees are less common in ZIP 57018 than nationally: 26.2% of adults 25 and older have a bachelor's or higher, against 35.6%.

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 ZIP 57018

High school graduates, % of adults 25+
PeriodZIP 57018South DakotaU.S.
2006–1092.8%89.9%84.9%
2010–1493.2%91.0%86.1%
2015–1990.9%91.8%87.7%
2020–2496.0%93.1%89.3%
Change+3.2 pts+3.2 pts+4.3 pts
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High school completion is high in ZIP 57018: 96.0% 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 ZIP 57018

Unemployment, % of the labor force
PeriodZIP 57018South DakotaU.S.
2006–100.5%4.9%8.1%
2010–140.8%4.9%9.4%
2015–192.7%3.6%5.6%
2020–242.7%3.1%5.4%
Change+2.2 pts−1.7 pts−2.7 pts
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The job market in ZIP 57018 has been strong: just 2.7% of the labor force was out of work and looking, well below the national rate of 5.4%. South Dakota as a whole looks much the same. 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).

ZIP 57018 compared with nearby ZIP codes

ZIP codeHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
ZIP 570182.6440.512.3%23.0%9.0%1973$1,07626.2%96.0%2.7%
ZIP 570413.0037.57.1%18.4%7.4%1991$1,83541.3%93.3%3.7%
ZIP 570033.0235.36.8%15.4%2.2%1995$1,27126.6%95.9%2.5%
ZIP 570202.5242.21.3%13.2%2.0%1992$1,18439.4%93.1%1.3%
ZIP 570222.5540.17.8%16.2%5.5%1984$98937.6%96.1%0.8%
ZIP 570352.7835.615.0%6.1%1.7%1983$81630.8%98.6%0.4%
ZIP 570332.7239.510.8%15.9%2.4%1989$98033.6%97.5%1.5%
ZIP 570482.7436.07.8%21.2%8.8%1985$96431.4%95.8%1.4%
ZIP 570552.8834.06.6%7.6%2.5%1996$1,07328.4%94.3%2.4%
ZIP 570302.3346.85.1%23.8%5.2%1980$79130.8%95.2%3.0%
ZIP 570582.3343.25.0%24.3%13.6%1973$99528.4%92.7%1.4%

All figures 2020–24.

Zip codes with similar populations: 72466, AR · 25831, WV · 27305, NC · 27927, NC · 28637, NC · 35585, AL · 42049, KY · 47234, IN · 53046, WI · 55954, MN

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 ZIP 57018. 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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