84321, UT Demographics

Population 51,900 · Census ACS 2020–24

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84321, UT map of median age by neighborhood
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Population and households in ZIP 84321

Household size in ZIP 84321

Household size, people per household
PeriodZIP 84321UtahU.S.
2006–103.103.212.68
2010–143.173.282.73
2015–193.103.252.71
2020–243.033.112.65
Change−0.07−0.09−0.03
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Households in ZIP 84321 are large by national standards, averaging 3.03 people against 2.65 for the U.S. That usually means more families with children at home. Even so, the typical household here is smaller than in Utah overall, where it has 3.11 people. Household size has edged down from 3.10 in 2006–10, as it has nationally.

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 84321

Median age, years
PeriodZIP 84321UtahU.S.
2006–1026.129.937.7
2010–1425.830.838.6
2015–1925.832.039.6
2020–2426.433.140.1
Change+0.3+3.2+2.3
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With a median age of just 26.4, ZIP 84321 is far younger than the country as a whole (40.1), a population that tilts toward young adults in their twenties. Only six of the 106 Utah ZIP codes with 5,000+ people are younger.

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 84321

Single-parent households, % of households
PeriodZIP 84321UtahU.S.
2006–107.6%9.1%12.3%
2010–147.4%9.6%12.3%
2015–198.6%9.3%11.6%
2020–248.0%8.9%11.6%
Change+0.4 pts−0.2 pts−0.6 pts
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Single parents head only 8.0% of households in ZIP 84321, well below the national share of 11.6%. The picture is much the same across Utah.

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 84321

Renters in ZIP 84321

Renters, % of occupied homes
PeriodZIP 84321UtahU.S.
2006–1049.7%28.8%33.3%
2010–1447.1%30.3%35.6%
2015–1949.2%29.8%36.0%
2020–2449.7%29.8%34.8%
Change+0.0 pts+0.9 pts+1.5 pts
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Renting is far more common in ZIP 84321 than nationally: 49.7% of households rent their homes, against 34.8%. Among homeowners, 38.4% have no mortgage at all, about the same as nationally. Renting is most common in the north and least common in the south.

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 84321

Vacant homes, % of all homes
PeriodZIP 84321UtahU.S.
2006–107.2%8.7%11.4%
2010–147.4%8.3%11.4%
2015–198.2%8.0%11.1%
2020–246.7%7.3%9.6%
Change−0.5 pts−1.4 pts−1.8 pts
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Fewer homes sit empty in ZIP 84321 than nationally: 6.7%, against 9.6% for the U.S. The picture is much the same across Utah.

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 84321

Age of homes, median year built
PeriodZIP 84321UtahU.S.
2006–10197919841974
2010–14198019851975
2015–19198219871977
2020–24198719911980
Change+9+8+6
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Homes in ZIP 84321 are newer than the national norm: the median home was built in 1987, versus 1980 across the U.S. Even so, homes here are older than in Utah overall, where the median home dates to 1991. The median year built has moved up from 1979 in 2006–10, a sign of steady new building. Newer construction is concentrated in the southwest, while the north 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 ZIP 84321

Rent, per month
PeriodZIP 84321UtahU.S.
2006–10$699$971$965
2010–14$740$1,064$1,040
2015–19$875$1,222$1,213
2020–24$1,340$1,701$1,571
Change+$641+$729+$606
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A typical rental in ZIP 84321 costs $1,340 a month with utilities, below the national median of $1,571. Rent has climbed $641 a month since 2006–10, up 92%, faster than rents rose nationally. The typical renter here spends 31.4% of household income on rent, just over the 30% mark often used to define affordable rent. Rents run highest in the east and lowest in the north.

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 84321

Bachelor's degrees in ZIP 84321

Bachelor's degrees, % of adults 25+
PeriodZIP 84321UtahU.S.
2006–1038.0%29.7%28.4%
2010–1435.9%31.2%29.6%
2015–1941.3%34.3%32.1%
2020–2443.7%38.3%35.6%
Change+5.7 pts+8.6 pts+7.2 pts
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College degrees are more common in ZIP 84321 than nationally: 43.7% of adults 25 and older have a bachelor's or higher, against 35.6%. The share with a degree has risen 5.7 points since 2006–10, mirroring the country. College graduates are most concentrated in the northeast and least in the west.

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 84321

High school graduates, % of adults 25+
PeriodZIP 84321UtahU.S.
2006–1091.4%91.1%84.9%
2010–1491.0%91.5%86.1%
2015–1992.7%92.6%87.7%
2020–2494.3%93.5%89.3%
Change+2.8 pts+2.4 pts+4.3 pts
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High school completion is high in ZIP 84321: 94.3% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%. That is in line with the rest of Utah. Since 2006–10, the share with a diploma has risen 2.8 points, mirroring the country.

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 84321

Unemployment, % of the labor force
PeriodZIP 84321UtahU.S.
2006–105.6%5.8%8.1%
2010–147.3%6.8%9.4%
2015–192.5%3.6%5.6%
2020–243.0%3.5%5.4%
Change−2.6 pts−2.3 pts−2.7 pts
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The job market in ZIP 84321 has been strong: just 3.0% of the labor force was out of work and looking, well below the national rate of 5.4%. Since 2006–10, unemployment has fallen 2.6 points, in line with the national trend. 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 84321 compared with nearby ZIP codes

ZIP codeHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
ZIP 843213.0326.48.0%49.7%6.7%1987$1,34043.7%94.3%3.0%
ZIP 843323.1931.83.8%17.4%3.0%1995$1,31852.1%98.0%1.3%
ZIP 843412.8929.16.7%57.4%5.7%1995$1,39847.2%93.7%2.3%
ZIP 843263.0645.51.7%5.1%1.9%1993$88144.5%97.3%4.4%
ZIP 843183.2035.92.8%12.8%2.2%1993$1,39649.2%96.9%3.3%
ZIP 843193.2429.55.3%16.7%2.9%1992$1,34636.5%92.8%2.9%
ZIP 843393.4331.54.4%9.4%1.2%1995$1,07740.0%96.4%1.6%
ZIP 843353.5229.06.2%19.2%2.1%1998$1,32141.9%94.5%2.8%
ZIP 843253.4635.90.7%8.5%1.1%1995$85353.4%98.2%0.6%
ZIP 843043.2436.92.4%11.8%8.1%1990$1,58637.6%88.9%1.7%
ZIP 843273.2436.92.4%11.8%8.1%1990$1,58637.6%88.9%1.7%

All figures 2020–24.

Zip codes with similar populations: 02149, MA · 98661, WA · 98225, WA · 98105, WA · 98042, WA · 97223, OR · 97123, OR · 97007, OR · 97006, OR · 96707, HI

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 84321. 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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