2025 Compare Cities People:
Belleville, IL vs Fairfield, CA

Change Cities
Highlights
- Fairfield is 0% more densely populated than Belleville.
- People are 27.2% more likely to be married in Fairfield.
- The Median Age is 2.4 years younger in Fairfield.
 Belleville, ILFairfield, CAUnited States
 Population  Unlock118,932329,725,481
 Female Population52.3%  Unlock50.5%
 Male Population47.8%  Unlock49.5%
 Median Age  Unlock35.238.4
 space3
 Population - 201044,230  Unlock309,327,143
 Population - 2000  Unlock96,178285,036,114
 Population - 199042,785  Unlock251,960,433
 Pop. 2000 to Now  Unlock22.3%15.6%
 Pop. 1990 to Now-5.3%  Unlock30.8%
 space4
 Population Density  Unlock2,899.593.4
 Land Area23.2  Unlock3,531,905.4
 Water Area  Unlock0.3264,836.8
 space
 Est. Total Population By Age
 Belleville, ILFairfield, CAUnited States
 Age 0 to 46.5%  Unlock5.9%
 Age 5 to 9  Unlock6.2%6.1%
 Age 10 to 147.4%  Unlock6.6%
 Age 15 to 17  Unlock4.1%3.9%
 Age 18 to 202.9%  Unlock4.0%
 Age 21 to 24  Unlock5.4%5.2%
 Age 25 to 3413.5%  Unlock13.8%
 Age 35 to 44  Unlock13.7%12.9%
 Age 45 to 5413.0%  Unlock12.6%
 Age 55 to 59  Unlock5.7%6.7%
 Age 60 to 647.0%  Unlock6.3%
 Age 65 to 74  Unlock7.8%9.6%
 Age 75 to 843.0%  Unlock4.5%
 Age 85 and over  Unlock1.5%1.9%
 space1
 Race
 Belleville, ILFairfield, CAUnited States
 White58.4%  Unlock59.4%
 Black  Unlock15.6%12.2%
 Asian0.5%  Unlock5.6%
 Native American  Unlock0.5%0.6%
 Hawaiian, Pacific Islander0.1%  Unlock0.2%
 Other  Unlock0.4%0.4%
 Two or More Races6.0%  Unlock3.2%
 Hispanic  Unlock29.3%18.4%
 space2
 Marriage & Family
 Belleville, ILFairfield, CAUnited States
 Married Population40.5%  Unlock49.8%
     Currently Married  Unlock49.2%48.0%
 Married but Separated2.4%  Unlock1.8%
 Single Population  Unlock48.5%50.2%
 Never Married40.7%  Unlock33.8%
 Divorced  Unlock8.6%10.8%
 Widowed5.7%  Unlock5.6%
 space5
 Household Size  Unlock3.162.60
 Households17,589  Unlock124,010,992
 Family Households  Unlock28,03780,755,759
     Married couple, w/children26.2%  Unlock30.5%
     Married couple, no children  Unlock37.1%42.9%
 Non Family Households8,000  Unlock43,255,233
     Single householder, w/children  Unlock17.8%15.8%
     Single householder, no children10.1%  Unlock10.8%
Reviews for Belleville    6 Reviews

Over 10 years ago

Nice place to live. St Louis is right across the river and there is easy access either by car or by the metro  More

   |    Reply

Over 12 years ago

My husband and I are in our late 40s and looking for the perfect spot to move to. We are retired military and presently live about 20 minutes from St. Louis. We  More

   |    Reply

Property value got lower because of politics , not, the economy. And realtors are panicing people who want to sell into selling cheaper so realtors can make a quick buck  More

   |    Reply

Start Your Review of Belleville

Reviews for Fairfield    10 Reviews

Over 5 years ago

I've lived here for 4 years. On the up side, housing is affordable. The downside, there is nothing to do here. The city lacks community events and an a nice downtown. We  More

   |    Reply

Over 10 years ago

I am finding out the cost of living here in Fairfield is way too high for my retirement. I am looking for a place where the cost of living is in line with my retirement  More

   |    Reply

Over 14 years ago

good  More

   |    Reply

Start Your Review of Fairfield


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.