2025 Compare Cities People:
San Marcos, TX vs Peoria, IL

Change Cities
Highlights
- Peoria is 0% more densely populated than San Marcos.
- People are 49.6% more likely to be married in Peoria.
- The Median Age is 10.7 years older in Peoria.
 San Marcos, TXPeoria, ILUnited States
 Population  Unlock113,672329,725,481
 Female Population52.5%  Unlock50.5%
 Male Population47.5%  Unlock49.5%
 Median Age  Unlock35.638.4
 space3
 Population - 201045,258  Unlock309,327,143
 Population - 2000  Unlock112,936285,036,114
 Population - 199028,743  Unlock251,960,433
 Pop. 2000 to Now  Unlock-3.1%15.6%
 Pop. 1990 to Now130.8%  Unlock30.8%
 space4
 Population Density  Unlock2,356.893.4
 Land Area34.0  Unlock3,531,905.4
 Water Area  Unlock2.4264,836.8
 space
 Est. Total Population By Age
 San Marcos, TXPeoria, ILUnited States
 Age 0 to 43.7%  Unlock5.9%
 Age 5 to 9  Unlock7.5%6.1%
 Age 10 to 143.6%  Unlock6.6%
 Age 15 to 17  Unlock3.6%3.9%
 Age 18 to 2016.9%  Unlock4.0%
 Age 21 to 24  Unlock5.8%5.2%
 Age 25 to 3417.3%  Unlock13.8%
 Age 35 to 44  Unlock12.2%12.9%
 Age 45 to 546.6%  Unlock12.6%
 Age 55 to 59  Unlock5.6%6.7%
 Age 60 to 643.6%  Unlock6.3%
 Age 65 to 74  Unlock9.1%9.6%
 Age 75 to 841.9%  Unlock4.5%
 Age 85 and over  Unlock2.5%1.9%
 space1
 Race
 San Marcos, TXPeoria, ILUnited States
 White45.2%  Unlock59.4%
 Black  Unlock26.7%12.2%
 Asian2.5%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.3%0.4%
 Two or More Races3.1%  Unlock3.2%
 Hispanic  Unlock6.8%18.4%
 space2
 Marriage & Family
 San Marcos, TXPeoria, ILUnited States
 Married Population27.8%  Unlock49.8%
     Currently Married  Unlock40.4%48.0%
 Married but Separated1.6%  Unlock1.8%
 Single Population  Unlock58.4%50.2%
 Never Married61.2%  Unlock33.8%
 Divorced  Unlock11.5%10.8%
 Widowed2.8%  Unlock5.6%
 space5
 Household Size  Unlock2.302.60
 Households25,732  Unlock124,010,992
 Family Households  Unlock25,85580,755,759
     Married couple, w/children21.9%  Unlock30.5%
     Married couple, no children  Unlock38.7%42.9%
 Non Family Households14,680  Unlock43,255,233
     Single householder, w/children  Unlock22.3%15.8%
     Single householder, no children20.6%  Unlock10.8%
Reviews for San Marcos    6 Reviews

An area with so much potential and existing natural beauty.Sadly bad urban planning is clearly obvious.Looks like fun for tens of thousands of students.However for the  More

   |    Reply

Over 16 years ago

San Marcos has the most beautiful people and places that I have ever seen throughout my travels. I love this city so much that I decided to settle down here and start a  More

   |    Reply

Over 17 years ago

I spent several summers and a couple winters in San Marcos during my formidable years and really have to tell those interested about what a nice town it is. The best  More

   |    Reply

Start Your Review of San Marcos

Reviews for Peoria    20 Reviews

Over 4 years ago

In my opinion Peoria is a great city and for it’s size it has a lot of amenities a big city would have such as a ballpark, civic center, many educational options, great  More

   |    Reply

Crime is rampant and you can't even visit parks anymore without fear of some gang drive-by.  More

   |    Reply

I lived in Peoria for nearly three years for work and I miss it terribly. The Peoria metropolitan area is by far one of the most underrated in the country. I think what  More

   |    Reply

Start Your Review of Peoria


Premium Subscription
Includes Cost of Living compares for child care, utilities, transportation, health, taxes, housing for home owners vs renters, weather, insurance premiums and so much more.


The premier source for comprehensive city data for over 30 years.

© Best Places. All rights reserved.