Census tract · St. Clair County
Census Tract 5033.23, St. Clair County, Illinois
Census Tract 5033.23, GEOID 17163503323, in St. Clair County, Illinois, mostly within St. Clair Township (97% of its census blocks). 7,170 residents in the ACS 2020-2024 5-year estimates (±1,141); the 2020 Census counted 6,399.
Residents, 2020-2024
7,170
±1,141 (90% margin)
2020 Census count: 6,399
Median household income
$145,729
±$14,046 (90% margin)
St. Clair County: $73,854
Median home value
$316,800
±$37,650 (90% margin)
St. Clair County: $180,300
Median gross rent
$1,463
±$188 (90% margin)
St. Clair County: $1,090
Where is Census Tract 5033.23?
Census Tract 5033.23 is one of 68 census tracts in St. Clair County, Illinois. It covers 4.62 square miles of land, 1,386 residents per square mile in 2020. Its GEOID, 17163503323, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| St. Clair Township | 97% |
| Swansea | 59% |
| Shiloh | 11% |
| Belleville | 3% |
| Fairview Heights | 1% |
7 census tracts border Census Tract 5033.23: Tract 5018.01 ($70,743), Tract 5033.01 ($59,167), Tract 5033.22 ($91,765), Tract 5033.24 ($89,479), Tract 5033.34 ($81,237), Tract 5034.13 ($82,938) and Tract 5034.14 ($77,733). The figure in brackets is each tract's median household income.
Whether a tract counts as low- or moderate-income for bank lending (the Community Reinvestment Act) is set by the FFIEC against its metro area's family income: look it up in the FFIEC census geocoder.
Source: 2024 Gazetteer and 2020 block assignment files, U.S. Census Bureau · Census reference files
How many people live in Census Tract 5033.23?
The 2020-2024 American Community Survey puts Census Tract 5033.23's population at 7,170 (±1,141) in 2,582 households; the 2020 Census counted 6,399 residents and 2,813 housing units.
| Measure | Tract 5033.23 | St. Clair Township |
|---|---|---|
| Total population | 7,170 ±1,141 | 35,601 |
| Households | 2,582 ±359 | 14,902 |
| Average household size | 2.76 ±0.26 | 2.37 |
| Housing units | 2,742 ±351 | 15,795 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 Census P.L. 94-171 · Check it at data.census.gov
Who lives in Census Tract 5033.23?
The median resident of Census Tract 5033.23 is 45.6 years old; 23.8% are under 18 and 18.2% are 65 or older. The largest group is non-Hispanic white residents at 71.2%, then non-Hispanic Black residents at 14.3%. 4.2% of residents were born outside the United States.
| Measure | Tract 5033.23 | St. Clair Township |
|---|---|---|
| Median age | 45.6 ±6.4 | 42.4 |
| Under 18 years | 23.8% ±6.9 pts | 20.4% |
| 65 years and over | 18.2% ±3.4 pts | 18.6% |
| Hispanic or Latino (any race) | 1.2% ±1.3 pts | 1.6% |
| White alone, not Hispanic | 71.2% ±9.1 pts | 64.8% |
| Black or African American alone, not Hispanic | 14.3% ±6.5 pts | 23.0% |
| Asian alone, not Hispanic | 2.5% ±1.9 pts | 3.1% |
| American Indian and Alaska Native alone, not Hispanic | 0.0% ±0.5 pts | 0.3% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±0.5 pts | 0.0% |
| Two or more races, not Hispanic | 10.4% ±7.0 pts | 5.5% |
| Some other race alone, not Hispanic | 0.4% ±0.7 pts | 1.6% |
| Born outside the United States | 4.2% ±2.2 pts | 4.1% |
| Speak a language other than English at home (age 5+) | 4.4% ±2.5 pts | 5.2% |
| Civilian veterans (age 18+) | 12.7% ±4.3 pts | 11.5% |
| With a disability | 9.0% ±2.8 pts | 15.2% |
| No health insurance coverage | 5.8% ±3.7 pts | 5.4% |
| High school graduate or higher (age 25+) | 95.3% ±2.7 pts | 94.6% |
| Bachelor's degree or higher (age 25+) | 41.8% ±7.9 pts | 35.8% |
| Graduate or professional degree (age 25+) | 18.6% ±5.5 pts | 15.6% |
| Lived in the same house a year earlier | 95.1% ±3.2 pts | 88.5% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Census Tract 5033.23 earn?
Half of the 2,582 households in Census Tract 5033.23 earn less than $145,729 a year (±$14,046), against $73,854 across St. Clair County: 5th highest of the county's 64 tracts with a reliable estimate.
| Measure | Tract 5033.23 | St. Clair Township |
|---|---|---|
| Median household income | $145,729 ±$14,046 | $80,309 |
| Mean household income | $166,487 ±$21,621 | $101,289 |
| Per capita income | $60,716 ±$5,832 | $42,898 |
| People below the poverty line | 3.3% ±2.5 pts | 11.7% |
| Children under 18 below the poverty line | 2.7% ±3.7 pts | 14.7% |
| Households receiving SNAP | 5.5% ±3.0 pts | 11.5% |
| Households with a computer | 96.8% ±2.3 pts | 94.8% |
| Households with a broadband subscription | 96.1% ±2.5 pts | 92.8% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Census Tract 5033.23?
Owners occupy 77.7% of Census Tract 5033.23's occupied homes and renters 22.3%. The median owner-occupied home is valued at $316,800 by its owner (±$37,650). The median renter pays $1,463 a month including utilities.
| Measure | Tract 5033.23 | St. Clair Township |
|---|---|---|
| Median home value (owner-occupied) | $316,800 ±$37,650 | $202,000 |
| Median gross rent | $1,463 ±$188 | $1,120 |
| Renters paying 35% or more of income on rent | 20.6% ±13.6 pts | 31.1% |
| Median monthly owner costs, with a mortgage | $2,586 ±$465 | $1,663 |
| Owner-occupied homes | 77.7% ±7.0 pts | 70.2% |
| Renter-occupied homes | 22.3% ±7.0 pts | 29.8% |
| Housing units | 2,742 ±351 | 15,795 |
| Single-family detached homes | 68.2% ±6.5 pts | 67.6% |
| Mobile homes | 9.3% ±4.4 pts | 7.1% |
| Built 2020 or later | 0.0% ±1.4 pts | 0.3% |
| Built 2010 to 2019 | 10.4% ±4.7 pts | 6.7% |
| Built 1939 or earlier | 1.3% ±1.4 pts | 3.9% |
| Households with no vehicle | 3.6% ±3.3 pts | 5.4% |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How do people in Census Tract 5033.23 get to work?
84.5% of Census Tract 5033.23's workers drive alone and 10.1% work from home. The average trip to work takes 24.4 minutes. The unemployment rate in 2020-2024 averaged 6.7%.
| Measure | Tract 5033.23 | St. Clair Township |
|---|---|---|
| In the labor force (age 16+) | 71.5% ±5.3 pts | 64.4% |
| Unemployment rate | 6.7% ±4.0 pts | 4.8% |
| Drove alone to work | 84.5% ±5.8 pts | 75.3% |
| Carpooled | 3.6% ±2.1 pts | 7.8% |
| Public transportation | 0.4% ±0.7 pts | 2.1% |
| Walked | 0.8% ±1.0 pts | 1.2% |
| Worked from home | 10.1% ±5.8 pts | 12.5% |
| Mean travel time to work | 24.4 min ±4.2 | 23.4 min |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
How does Census Tract 5033.23 compare with the other tracts in St. Clair County?
Among St. Clair County's tracts with a reliable estimate, Census Tract 5033.23 ranks as shown below (1 = highest).
| Measure | In St. Clair County |
|---|---|
| Population | 2nd of 68 |
| Residents per square mile | 31st of 68 |
| Median household income | 5th of 64 |
| Per capita income | 3rd of 67 |
| Median home value | 5th of 61 |
| Median gross rent | 6th of 60 |
| Bachelor's degree or higher | 12th of 59 |
| Median age | 16th of 66 |
| Owner-occupied share | 26th of 67 |
The tracts next to it on St. Clair County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 5038 | 2nd | $168,700±$17,494 |
| Tract 5039.03 | 3rd | $162,841±$26,380 · within the margin of this tract |
| Tract 5034.04 | 4th | $161,276±$22,528 · within the margin of this tract |
| Tract 5033.23 | 5th | $145,729±$14,046 |
| Tract 5043.55 | 6th | $143,333±$24,517 · within the margin of this tract |
| Tract 5043.51 | 7th | $134,650±$24,652 · within the margin of this tract |
| Tract 5043.56 | 8th | $115,577±$21,855 |
"Within the margin": the two incomes differ by less than their combined 90% margins, so the survey cannot say which is higher and the ranks between them are not firm.
Source: PlainCities ranks computed from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · How ranks are computed
How reliable are the figures for Census Tract 5033.23?
3 of the 18 figures for Census Tract 5033.23 on this page carry a coefficient of variation over 40% and are marked with a ring: they come from a small sample, so read them as rough.
A census tract's figures rest on a few hundred sampled households over five years, so its margins are wider than a city's. Two tracts differ only when the gap between them is larger than their combined 90% margin (the square root of the sum of the two squared margins). How to read a margin of error.
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026): margins of error as published · Check it at data.census.gov
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections