2025 Compare Cities People:
Johnston, IA vs Sioux City, IA

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Highlights
- Sioux City is 0% more densely populated than Johnston.
- People are 22.4% less likely to be married in Sioux City.
- The Median Age is 2.9 years younger in Sioux City.
 Johnston, IASioux City, IAUnited States
 Population  Unlock85,081329,725,481
 Female Population50.8%  Unlock50.5%
 Male Population49.2%  Unlock49.5%
 Median Age  Unlock34.838.4
 space3
 Population - 201017,388  Unlock309,327,143
 Population - 2000  Unlock85,013285,036,114
 Population - 19904,702  Unlock251,960,433
 Pop. 2000 to Now  Unlock-2.7%15.6%
 Pop. 1990 to Now391.1%  Unlock30.8%
 space4
 Population Density  Unlock1,455.793.4
 Land Area16.8  Unlock3,531,905.4
 Water Area  Unlock1.2264,836.8
 space
 Est. Total Population By Age
 Johnston, IASioux City, IAUnited States
 Age 0 to 47.1%  Unlock5.9%
 Age 5 to 9  Unlock7.5%6.1%
 Age 10 to 148.1%  Unlock6.6%
 Age 15 to 17  Unlock4.4%3.9%
 Age 18 to 201.7%  Unlock4.0%
 Age 21 to 24  Unlock5.7%5.2%
 Age 25 to 3412.1%  Unlock13.8%
 Age 35 to 44  Unlock12.4%12.9%
 Age 45 to 5414.1%  Unlock12.6%
 Age 55 to 59  Unlock6.0%6.7%
 Age 60 to 644.3%  Unlock6.3%
 Age 65 to 74  Unlock8.4%9.6%
 Age 75 to 843.9%  Unlock4.5%
 Age 85 and over  Unlock1.6%1.9%
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 Race
 Johnston, IASioux City, IAUnited States
 White78.3%  Unlock59.4%
 Black  Unlock4.5%12.2%
 Asian6.5%  Unlock5.6%
 Native American  Unlock1.8%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.2%0.4%
 Two or More Races2.1%  Unlock3.2%
 Hispanic  Unlock20.9%18.4%
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 Marriage & Family
 Johnston, IASioux City, IAUnited States
 Married Population60.7%  Unlock49.8%
     Currently Married  Unlock45.1%48.0%
 Married but Separated1.2%  Unlock1.8%
 Single Population  Unlock52.9%50.2%
 Never Married25.1%  Unlock33.8%
 Divorced  Unlock12.0%10.8%
 Widowed4.9%  Unlock5.6%
 space5
 Household Size  Unlock2.572.60
 Households9,256  Unlock124,010,992
 Family Households  Unlock20,17580,755,759
     Married couple, w/children37.4%  Unlock30.5%
     Married couple, no children  Unlock36.9%42.9%
 Non Family Households2,958  Unlock43,255,233
     Single householder, w/children  Unlock24.0%15.8%
     Single householder, no children2.1%  Unlock10.8%
Reviews for Johnston    2 Reviews

Over 6 years ago

Strong National Guard presence and very family-friendly. The library is the best one that I've ever visited. We moved here for the Army two years ago and will be leaving  More

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Over 16 years ago

Everyone here is rich. Really, really,  More

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Reviews for Sioux City    12 Reviews

Over 7 years ago

I’ve been here only 4 months and I’m still shocked at how people behave. Not friendly, rude. Can’t tell you how many businesses I’ve been in to where the reception staff  More

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Climate in winter ranges from 10-15 degrees to 85+ in the summer 7% sale tax population @75,000, economy ok  More

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Over 14 years ago

Sioux City is an amazing place. Low crime rate, Great Schools, Great People, Most People are friendly and Polite. Just an overall great place to live!!!!!!!!!!!   More

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