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2025 Compare Cities People:
St. Louis, MO vs Marion, IL

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Highlights
- Marion is 0% more densely populated than St. Louis.
- People are 26.9% more likely to be married in Marion.
- The Median Age is 4.2 years older in Marion.
 St. Louis, MOMarion, ILUnited States
 Population  Unlock16,960329,725,481
 Female Population51.3%  Unlock50.5%
 Male Population48.7%  Unlock49.5%
 Median Age  Unlock40.538.4
 space3
 Population - 2010319,367  Unlock309,327,143
 Population - 2000  Unlock16,035285,036,114
 Population - 1990396,685  Unlock251,960,433
 Pop. 2000 to Now  Unlock8.6%15.6%
 Pop. 1990 to Now-25.0%  Unlock30.8%
 space4
 Population Density  Unlock1,029.493.4
 Land Area61.7  Unlock3,531,905.4
 Water Area  Unlock0.2264,836.8
 space
 Est. Total Population By Age
 St. Louis, MOMarion, ILUnited States
 Age 0 to 46.1%  Unlock5.9%
 Age 5 to 9  Unlock6.4%6.1%
 Age 10 to 145.3%  Unlock6.6%
 Age 15 to 17  Unlock3.3%3.9%
 Age 18 to 203.5%  Unlock4.0%
 Age 21 to 24  Unlock3.5%5.2%
 Age 25 to 3419.9%  Unlock13.8%
 Age 35 to 44  Unlock15.1%12.9%
 Age 45 to 5411.5%  Unlock12.6%
 Age 55 to 59  Unlock4.1%6.7%
 Age 60 to 646.8%  Unlock6.3%
 Age 65 to 74  Unlock13.9%9.6%
 Age 75 to 843.5%  Unlock4.5%
 Age 85 and over  Unlock2.5%1.9%
 space1
 Race
 St. Louis, MOMarion, ILUnited States
 White44.3%  Unlock59.4%
 Black  Unlock8.0%12.2%
 Asian3.4%  Unlock5.6%
 Native American  Unlock0.0%0.6%
 Hawaiian, Pacific Islander0.1%  Unlock0.2%
 Other  Unlock0.1%0.4%
 Two or More Races2.8%  Unlock3.2%
 Hispanic  Unlock1.7%18.4%
 space2
 Marriage & Family
 St. Louis, MOMarion, ILUnited States
 Married Population33.6%  Unlock49.8%
     Currently Married  Unlock41.5%48.0%
 Married but Separated2.9%  Unlock1.8%
 Single Population  Unlock57.3%50.2%
 Never Married48.8%  Unlock33.8%
 Divorced  Unlock16.1%10.8%
 Widowed5.2%  Unlock5.6%
 space5
 Household Size  Unlock2.072.60
 Households141,161  Unlock124,010,992
 Family Households  Unlock4,08380,755,759
     Married couple, w/children20.7%  Unlock30.5%
     Married couple, no children  Unlock46.4%42.9%
 Non Family Households78,602  Unlock43,255,233
     Single householder, w/children  Unlock23.0%15.8%
     Single householder, no children16.4%  Unlock10.8%
Voting
Reviews for St. Louis    113 Reviews
Darren · Northwoods, MO
As a life time resident, I have mixed feelings...
Over 1 years ago

I'm 65 and lived here my entire life. Growing up in St. Louis I've learned there is a like to like about it. Lots of first class Hospitals and Doctors, LOTS of great  More

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David · Larkspur, CO
St. Louis is a diamond in the rough...
Over 3 years ago

This is an outsider's perspective on St. Louis. Sometimes a fresh perspective looking in from the outside is helpful. I don't live there as of this writing (Dec 22) but  More

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Jeff · Overland, MO
Great friendly city
Over 3 years ago

I have travelled extensively and have lived in several other cities around the country. I chose to live in St. Louis city because it has many big city amenities with an  More

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Reviews for Marion    2 Reviews
Rosalyn · Ogden, UT
crime
Over 10 years ago

I moved from Marion, IL a short time ago and would like to explain what happened to me there. My house was shot by a BB gun several times and ruined some of the siding.  More

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josh · Marion, IL
marion growth ideas
Over 18 years ago

marion is a great place for young people to get going in thier lives. marion is also a great place to retire at. marion needs more young people spots and i think marion  More

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Learn More About St. Louis, Missouri
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