2025 Compare Cities People:
Mason City, IA vs St. Joseph, MO

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Highlights
- St. Joseph is 0% more densely populated than Mason City.
- People are 16.0% less likely to be married in St. Joseph.
- The Median Age is 4.8 years younger in St. Joseph.
 Mason City, IASt. Joseph, MOUnited States
 Population  Unlock73,138329,725,481
 Female Population51.2%  Unlock50.5%
 Male Population48.8%  Unlock49.5%
 Median Age  Unlock37.738.4
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 Population - 201028,042  Unlock309,327,143
 Population - 2000  Unlock73,990285,036,114
 Population - 199029,040  Unlock251,960,433
 Pop. 2000 to Now  Unlock0.1%15.6%
 Pop. 1990 to Now-8.1%  Unlock30.8%
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 Population Density  Unlock1,661.193.4
 Land Area27.8  Unlock3,531,905.4
 Water Area  Unlock0.8264,836.8
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 Est. Total Population By Age
 Mason City, IASt. Joseph, MOUnited States
 Age 0 to 45.3%  Unlock5.9%
 Age 5 to 9  Unlock6.5%6.1%
 Age 10 to 147.1%  Unlock6.6%
 Age 15 to 17  Unlock3.5%3.9%
 Age 18 to 203.8%  Unlock4.0%
 Age 21 to 24  Unlock5.8%5.2%
 Age 25 to 3412.8%  Unlock13.8%
 Age 35 to 44  Unlock12.8%12.9%
 Age 45 to 5411.8%  Unlock12.6%
 Age 55 to 59  Unlock6.6%6.7%
 Age 60 to 648.2%  Unlock6.3%
 Age 65 to 74  Unlock9.2%9.6%
 Age 75 to 845.9%  Unlock4.5%
 Age 85 and over  Unlock2.0%1.9%
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 Race
 Mason City, IASt. Joseph, MOUnited States
 White87.5%  Unlock59.4%
 Black  Unlock5.9%12.2%
 Asian0.8%  Unlock5.6%
 Native American  Unlock0.3%0.6%
 Hawaiian, Pacific Islander0.3%  Unlock0.2%
 Other  Unlock0.0%0.4%
 Two or More Races2.2%  Unlock3.2%
 Hispanic  Unlock7.5%18.4%
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 Marriage & Family
 Mason City, IASt. Joseph, MOUnited States
 Married Population51.9%  Unlock49.8%
     Currently Married  Unlock42.0%48.0%
 Married but Separated1.2%  Unlock1.8%
 Single Population  Unlock56.4%50.2%
 Never Married29.1%  Unlock33.8%
 Divorced  Unlock17.3%10.8%
 Widowed7.0%  Unlock5.6%
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 Household Size  Unlock2.432.60
 Households12,744  Unlock124,010,992
 Family Households  Unlock16,68880,755,759
     Married couple, w/children23.6%  Unlock30.5%
     Married couple, no children  Unlock41.5%42.9%
 Non Family Households5,480  Unlock43,255,233
     Single householder, w/children  Unlock22.3%15.8%
     Single householder, no children8.4%  Unlock10.8%
Reviews for Mason City    8 Reviews

I am from the area originally and have lived several places. I recently moved back from Arizona. I moved back to help with my elderly parents. If I did not have  More

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Over 13 years ago

Where to begin?? Murder,arson,abductions,beastialty,gang killings,meth labs,pantie thiefs. High utility bills, no jobs, corrupt police, evil judges, minus 40 below wind  More

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Over 14 years ago

Unless you have a tie to Mason City, such as family, don't even consider this desolate town. The population is declining rapidly for a reason. You are on an island,  More

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Reviews for St. Joseph    6 Reviews

I've lived here all my life and gradually the crime rate has worsened over time. From violence to drugs to theft to property damage. The school district is horrible as  More

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Over 16 years ago

St. Joseph, MO is nestled along the mighty Missouri river on the far western side of the state. It has rolling hills and the river banks are gorgeous in fall and spring.  More

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For years now St. Joseph has given alot of lip service to exploiting its historic and architectural assets to enhance the economy and quality of life here. But we  More

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