Columbia city, Illinois demographics
Population: 11,090
Median age: 39.3
Median household income: 102,107
Columbia is a city in Monroe County and St. Clair County, Illinois, United States.
Demographics, population, home values, social and economic characteristics of Columbia city, IL.
Population
| 2021 | 11,090 |
| 2020 | 10,692 |
| 2019 | 10,752 |
| 2018 | 10,503 |
| 2017 | 10,188 |
| 2016 | 10,193 |
| 2015 | 10,029 |
| 2014 | 9,889 |
| 2013 | 9,786 |
| 2012 | 9,687 |
| 2011 | 9,588 |
| 2010 | 9,469 |
| 2009 | 9,129 |
Census data for Columbia city, Illinois
Demographic and housing estimates in Columbia city, Illinois
| Total population | 11,090 |
| Male | 5,549 |
| Female | 5,541 |
| Total population | 11,090 |
| Under 5 years | 996 |
| 5 to 9 years | 648 |
| 10 to 14 years | 924 |
| 15 to 19 years | 523 |
| 20 to 24 years | 219 |
| 25 to 34 years | 1,455 |
| 35 to 44 years | 1,491 |
| 45 to 54 years | 1,598 |
| 55 to 59 years | 896 |
| 60 to 64 years | 705 |
| 65 to 74 years | 828 |
| 75 to 84 years | 536 |
| 85 years and over | 271 |
| Median age (years) | 39.3 |
| Under 18 years | 2,865 |
| 16 years and over | 8,427 |
| 18 years and over | 8,225 |
| 21 years and over | 7,957 |
| 62 years and over | 1,912 |
| 65 years and over | 1,635 |
| Total population | 11,090 |
| One race | 10,963 |
| White | 10,684 |
| Black or African American | 6 |
| American Indian and Alaska Native | 0 |
| Asian | 112 |
| Native Hawaiian and Other Pacific Islander | 0 |
| Some other race | 161 |
| Two or more races | 127 |
| Citizen, VOTING AGE 18 and over population | 8,186 |
| Male Citizen, VOTING AGE 18 and over population | 3,963 |
| Female Citizen, VOTING AGE 18 and over population | 4,223 |
Social characteristics in Columbia city, Illinois
| Total households | 4,239 |
| Family households (families) | 2,601 |
| Married-couple family | 205 |
| Male householder, no wife present, family | 448 |
| Female householder, no husband present, family | 347 |
| Nonfamily households | 985 |
| Average household size | 1,132 |
| Average family size | 2.60 |
Economic characteristics in Columbia city, Illinois
| Total households | 4,239 |
| Less than $10,000 | 137 |
| $10,000 to $14,999 | 26 |
| $15,000 to $24,999 | 252 |
| $25,000 to $34,999 | 134 |
| $35,000 to $49,999 | 342 |
| $50,000 to $74,999 | 576 |
| $75,000 to $99,999 | 623 |
| $100,000 to $149,999 | 826 |
| $150,000 to $199,999 | 666 |
| $200,000 or more | 657 |
| Median household income (dollars) | 102,107 |
Housing characteristics in Columbia city, Illinois
| Total housing units | 4,527 |
| Occupied housing units | 4,239 |
| Vacant housing units | 288 |
| Total housing units | 4,527 |
| 1-unit, detached | 3,681 |
| 1-unit, attached | 203 |
| 2 units | 112 |
| 3 or 4 units | 58 |
| 5 to 9 units | 293 |
| 10 to 19 units | 50 |
| 20 or more units | 81 |
| Mobile home | 49 |
| Boat, RV, van, etc. | 0 |
| Total housing units | 4,527 |
| Built 2014 or later | 0 |
| Built 2010 to 2013 | 548 |
| Built 2000 to 2009 | 951 |
| Built 1990 to 1999 | 750 |
| Built 1980 to 1989 | 634 |
| Built 1970 to 1979 | 313 |
| Built 1960 to 1969 | 477 |
| Built 1950 to 1959 | 373 |
| Built 1940 to 1949 | 133 |
| Built 1939 or earlier | 348 |
| Total housing units | 4,527 |
| 1 room | 18 |
| 2 rooms | 51 |
| 3 rooms | 134 |
| 4 rooms | 693 |
| 5 rooms | 570 |
| 6 rooms | 815 |
| 7 rooms | 581 |
| 8 rooms | 782 |
| 9 rooms or more | 883 |
| Median rooms | 6.5 |
| Total housing units | 4,527 |
| No bedroom | 18 |
| 1 bedroom | 138 |
| 2 bedrooms | 1,212 |
| 3 bedrooms | 1,953 |
| 4 bedrooms | 1,005 |
| 5 or more bedrooms | 201 |
| Occupied housing units | 4,239 |
| Owner-occupied | 3,506 |
| Renter-occupied | 733 |
| Average household size of owner-occupied unit | 2.75 |
| Average household size of renter-occupied unit | 1.87 |
| Occupied housing units | 4,239 |
| Moved in 2017 or later | 406 |
| Moved in 2015 to 2016 | 1,125 |
| Moved in 2010 to 2014 | 854 |
| Moved in 2000 to 2009 | 1,003 |
| Moved in 1990 to 1999 | 419 |
| Moved in 1989 and earlier | 432 |
| Owner-occupied units | 3,506 |
| Less than $50,000 | 45 |
| $50,000 to $99,999 | 48 |
| $100,000 to $149,999 | 544 |
| $150,000 to $199,999 | 612 |
| $200,000 to $299,999 | 1,068 |
| $300,000 to $499,999 | 906 |
| $500,000 to $999,999 | 257 |
| $1,000,000 or more | 26 |
| Median (dollars) | 238,800 |
| Owner-occupied units | 3,506 |
| Housing units with a mortgage | 2,154 |
| Housing units without a mortgage | 1,352 |
| Occupied units paying rent | 726 |
| Less than $500 | 30 |
| $500 to $999 | 434 |
| $1,000 to $1,499 | 251 |
| $1,500 to $1,999 | 11 |
| $2,000 to $2,499 | 0 |
| $2,500 to $2,999 | 0 |
| $3,000 or more | 0 |
| Median (dollars) | 948 |
| No rent paid | 7 |
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