2025 Compare Cities People:
Sioux Falls, SD vs Rock Springs, WY

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Highlights
- Rock Springs is 0% more densely populated than Sioux Falls.
- People are 0.0% less likely to be married in Rock Springs.
- The Median Age is 0.2 years older in Rock Springs.
 Sioux Falls, SDRock Springs, WYUnited States
 Population  Unlock23,505329,725,481
 Female Population49.8%  Unlock50.5%
 Male Population50.2%  Unlock49.5%
 Median Age  Unlock34.738.4
 space3
 Population - 2010154,538  Unlock309,327,143
 Population - 2000  Unlock18,708285,036,114
 Population - 1990100,814  Unlock251,960,433
 Pop. 2000 to Now  Unlock22.6%15.6%
 Pop. 1990 to Now86.3%  Unlock30.8%
 space4
 Population Density  Unlock1,213.193.4
 Land Area77.5  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
 space
 Est. Total Population By Age
 Sioux Falls, SDRock Springs, WYUnited States
 Age 0 to 47.4%  Unlock5.9%
 Age 5 to 9  Unlock9.0%6.1%
 Age 10 to 146.6%  Unlock6.6%
 Age 15 to 17  Unlock3.7%3.9%
 Age 18 to 203.6%  Unlock4.0%
 Age 21 to 24  Unlock6.1%5.2%
 Age 25 to 3416.1%  Unlock13.8%
 Age 35 to 44  Unlock15.1%12.9%
 Age 45 to 5411.2%  Unlock12.6%
 Age 55 to 59  Unlock6.1%6.7%
 Age 60 to 645.4%  Unlock6.3%
 Age 65 to 74  Unlock7.9%9.6%
 Age 75 to 843.2%  Unlock4.5%
 Age 85 and over  Unlock1.2%1.9%
 space1
 Race
 Sioux Falls, SDRock Springs, WYUnited States
 White79.9%  Unlock59.4%
 Black  Unlock2.0%12.2%
 Asian2.4%  Unlock5.6%
 Native American  Unlock0.9%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.7%0.4%
 Two or More Races3.7%  Unlock3.2%
 Hispanic  Unlock15.2%18.4%
 space2
 Marriage & Family
 Sioux Falls, SDRock Springs, WYUnited States
 Married Population49.8%  Unlock49.8%
     Currently Married  Unlock47.8%48.0%
 Married but Separated1.2%  Unlock1.8%
 Single Population  Unlock50.2%50.2%
 Never Married34.5%  Unlock33.8%
 Divorced  Unlock13.9%10.8%
 Widowed4.3%  Unlock5.6%
 space5
 Household Size  Unlock2.712.60
 Households77,326  Unlock124,010,992
 Family Households  Unlock5,31280,755,759
     Married couple, w/children34.6%  Unlock30.5%
     Married couple, no children  Unlock36.2%42.9%
 Non Family Households31,176  Unlock43,255,233
     Single householder, w/children  Unlock14.9%15.8%
     Single householder, no children6.8%  Unlock10.8%
Reviews for Sioux Falls    56 Reviews

I've lived in Sioux Falls for 2 years. I've found it to be a good place to live. The city is not too big, and has an thriving economy. Traffic is not bad, but as the  More

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Sioux Falls isn’t as bad as people make it out to be. I’ve lived here for 2 years and my experience has been pleasant. Sioux Falls is a decent sized city, not too big or  More

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Over 4 years ago

Lived on both sides of the city (it's split up by east side and west side by the locals and they're kinda in competition with each other). I've been here for 3 years and  More

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Reviews for Rock Springs    3 Reviews

Rock Springs will grow on you. It is a big city (about 20,000) by Wyoming standards. There are a few chain stores and a small mall. Wal-Mart is the main place to shop  More

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Over 17 years ago

i once lived in rock for about a year and then transfered to oregon. i'm ready to go back.the town is like any it has good and bad.im going back because it grew on me  More

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Over 18 years ago

I have heard lots of rumors about Rock Springs. I know that many people say it is a rough town. Since I am looking at possibly teaching there, I would like to know what  More

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