2025 Compare Cities People:
Alton, IL vs San Francisco, CA

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Highlights
- San Francisco is 0% more densely populated than Alton.
- People are 13.5% more likely to be married in San Francisco.
- The Median Age is 0.6 years older in San Francisco.
 Alton, ILSan Francisco, CAUnited States
 Population  Unlock865,933329,725,481
 Female Population52.2%  Unlock50.5%
 Male Population47.8%  Unlock49.5%
 Median Age  Unlock38.738.4
 space3
 Population - 201027,901  Unlock309,327,143
 Population - 2000  Unlock776,733285,036,114
 Population - 199032,905  Unlock251,960,433
 Pop. 2000 to Now  Unlock11.6%15.6%
 Pop. 1990 to Now-20.8%  Unlock30.8%
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 Population Density  Unlock18,478.093.4
 Land Area15.5  Unlock3,531,905.4
 Water Area  Unlock185.0264,836.8
 space
 Est. Total Population By Age
 Alton, ILSan Francisco, CAUnited States
 Age 0 to 45.5%  Unlock5.9%
 Age 5 to 9  Unlock3.5%6.1%
 Age 10 to 147.2%  Unlock6.6%
 Age 15 to 17  Unlock2.0%3.9%
 Age 18 to 203.5%  Unlock4.0%
 Age 21 to 24  Unlock4.5%5.2%
 Age 25 to 3414.5%  Unlock13.8%
 Age 35 to 44  Unlock16.1%12.9%
 Age 45 to 5411.7%  Unlock12.6%
 Age 55 to 59  Unlock6.0%6.7%
 Age 60 to 647.3%  Unlock6.3%
 Age 65 to 74  Unlock9.1%9.6%
 Age 75 to 844.4%  Unlock4.5%
 Age 85 and over  Unlock2.5%1.9%
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 Race
 Alton, ILSan Francisco, CAUnited States
 White67.1%  Unlock59.4%
 Black  Unlock4.9%12.2%
 Asian0.6%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.6%0.4%
 Two or More Races5.0%  Unlock3.2%
 Hispanic  Unlock15.4%18.4%
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 Marriage & Family
 Alton, ILSan Francisco, CAUnited States
 Married Population36.6%  Unlock49.8%
     Currently Married  Unlock40.1%48.0%
 Married but Separated2.8%  Unlock1.8%
 Single Population  Unlock58.5%50.2%
 Never Married37.6%  Unlock33.8%
 Divorced  Unlock8.0%10.8%
 Widowed8.7%  Unlock5.6%
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 Household Size  Unlock2.342.60
 Households11,097  Unlock124,010,992
 Family Households  Unlock170,46580,755,759
     Married couple, w/children23.2%  Unlock30.5%
     Married couple, no children  Unlock47.0%42.9%
 Non Family Households5,244  Unlock43,255,233
     Single householder, w/children  Unlock10.0%15.8%
     Single householder, no children13.3%  Unlock10.8%
Reviews for Alton    7 Reviews

My wife, daughter, and I moved here from Phoenix Metro March 2022 and have been very happy with our move. The people have been great, having four seasons is great, and  More

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Over 2 years ago

Not sure why such low reviews. I moved here from St. Louis. Crime in Alton is NOTHING compared to that. Maybe 1 or 2 homicides a year and those are generally people  More

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Over 10 years ago

Unfortunately, Alton has become a run down, poverty stricken area. Jobs are very limited and do not pay well. Unless you plan on commuting to St. Louis for work, you  More

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Reviews for San Francisco    149 Reviews

from a single guy's perspective. let's start this review from 2017. I moved here to be near to my sister who also relocated, and also to attend Cal State East Bay in  More

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I've lived in San Francisco for ten years. I thought I would write a balanced review for people looking to move here. My family is from places like Boise, Atlanta,  More

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I've lived in San Francisco for ten years. I thought I would write a balanced review for people looking to move here. My family is from places like Boise, Atlanta,  More

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