PlainCities

Census tracts · St. Clair County

Census tracts in St. Clair County, Illinois

St. Clair County is divided into 68 census tracts. Among the tracts with a reliable estimate, median household income runs from $21,942 in Tract 5045.01 to $179,261 in Tract 5043.53 (ACS 2020-2024 5-year estimates).

Every census tract in St. Clair County

Sort by any column. A tract's number repeats across counties; the GEOID under each name is unique. A ring marks an estimate whose coefficient of variation is over 40%.

Census tracts of St. Clair County, ACS 2020-2024 5-year estimates
Tract 500417163500400East St. Louis1,0461,368±489$24,008not published$78742.4%
Tract 500517163500500East St. Louis1,4641,582±582$50,556$55,600$93716.4%
Tract 500917163500900East St. Louis2,4852,891±997not published$44,000not published47.1%
Tract 501117163501100East St. Louis1,2161,203±393$43,298$56,700not published5.3%
Tract 501217163501200East St. Louis2,6262,405±621$72,815not published$1,15723.9%
Tract 501317163501300East St. Louis (96%)2,5683,082±972$54,250$66,800$1,11640.5%
Tract 501417163501400East St. Louis2,1671,584±504$35,833$59,100$97424.5%
Tract 5015.0117163501501Belleville (39%)1,5801,365±243$80,990$118,100$1,2507.8%
Tract 5015.0217163501502Belleville (51%)2,6132,659±515$84,107$123,500$1,1999.7%
Tract 5016.0217163501602Belleville (97%)4,9804,679±732$53,280$129,700$94421.2%
Tract 5016.0417163501604Belleville (94%)4,3233,848±561$46,686$105,000$92619.2%
Tract 5016.0517163501605Belleville (74%)2,5352,779±570$73,639$158,800$9997.0%
Tract 5016.0617163501606Belleville (84%)3,6053,603±624$61,509$83,300$1,06923.7%
Tract 5016.0717163501607Belleville (34%)2,3322,279±416$57,900$124,400$94116.2%
Tract 501717163501700Belleville (99%)3,1853,658±466$49,159$95,500$91116.2%
Tract 5018.0117163501801Belleville (95%)3,0453,069±749$70,743$130,800$1,0449.7%
Tract 5018.0217163501802Belleville2,4812,103±348$42,303$124,500$93919.3%
Tract 501917163501900Belleville3,2693,265±503$75,580$157,200$76912.1%
Tract 502117163502100Fairmont City (79%)2,2462,492±473$48,147$71,200$1,08433.7%
Tract 502217163502200Washington Park1,171937±447$31,797$38,500not published40.8%
Tract 502317163502300–5,2055,310±1,131$33,251$55,600$81437.1%
Tract 5024.0117163502401Washington Park832377±202$43,553$25,000not published20.2%
Tract 5024.0417163502404Caseyville (28%)3,7024,045±578$60,090$93,800$1,27919.9%
Tract 502517163502500–1,004665±196$29,276$58,500$70331.6%
Tract 5026.0217163502602–4,8095,112±1,168$45,625$53,600$1,13931.4%
Tract 5026.0317163502603–2,9152,537±832$31,668$48,500$95420.8%
Tract 502717163502700–975750±381$57,563$62,000not published24.8%
Tract 502817163502800–2,1552,327±784$25,981$55,600$57256.7%
Tract 502917163502900–1,6341,407±368$40,469$59,700$1,07923.1%
Tract 5031.0117163503101Dupo (21%)2,5252,672±289$112,740$208,300$1,1411.0%
Tract 5031.0217163503102Dupo (53%)4,6534,219±279$61,450$108,000$9189.2%
Tract 5032.0217163503202Belleville (28%)5,4615,200±486$62,917$207,400$91013.7%
Tract 5032.0317163503203Millstadt (49%)6,7566,616±28$91,144$251,600$1,0417.0%
Tract 5032.1117163503211Belleville (20%)4,1464,241±435$67,648$163,000$1,10018.8%
Tract 5033.0117163503301Swansea (99%)3,5883,227±440$59,167$123,800$1,03513.2%
Tract 5033.0417163503304Belleville (59%)6,7596,619±738$66,053$179,500$1,20213.4%
Tract 5033.2217163503322Swansea (51%)7,5557,106±828$91,765$239,500$1,1479.0%
Tract 5033.2317163503323Swansea (59%)6,3997,170±1,141$145,729$316,800$1,4633.3%
Tract 5033.2417163503324Shiloh (70%)6,1095,787±632$89,479$261,400$1,1355.3%
Tract 5033.3217163503332Belleville (57%)5,1095,174±765$42,941$149,300$94718.4%
Tract 5033.3417163503334Shiloh (20%)6,1536,103±713$81,237$199,500$1,35318.6%
Tract 5034.0417163503404O'Fallon (27%)7,9718,854±945$161,276$336,900$2,1221.1%
Tract 5034.1117163503411Caseyville (80%)3,4193,194±395$45,957$94,000$1,15117.4%
Tract 5034.1217163503412Collinsville (30%)6,0825,412±491$80,083$203,400$8845.8%
Tract 5034.1317163503413Fairview Heights (99%)5,6835,500±541$82,938$179,100$9355.1%
Tract 5034.1417163503414O'Fallon (81%)5,9695,570±607$77,733$240,000$1,5527.0%
Tract 5034.1517163503415Fairview Heights (63%)3,0792,712±394$72,182$160,300$1,2445.2%
Tract 5034.1617163503416Fairview Heights (92%)3,7674,031±754$65,147$154,800$1,31720.8%
Tract 503817163503800Scott AFB (94%)1,2801,258±255$168,700not published$1,9443.0%
Tract 5039.0317163503903Belleville (19%)3,8534,092±468$162,841$352,400not published2.7%
Tract 5039.0517163503905Freeburg (86%)2,9962,920±320$92,344$237,600$1,1745.9%
Tract 5039.0617163503906Smithton (30%)5,2955,211±312$107,321$248,000$9365.3%
Tract 5039.0717163503907Shiloh (86%)5,4444,983±364$89,189$267,600$1,3085.7%
Tract 5039.0817163503908Shiloh (22%)6,4296,774±522$106,129$271,600$1,5734.7%
Tract 5040.0117163504001New Athens (34%)5,1845,240±437$93,958$266,600$1,0684.8%
Tract 5040.0217163504002Marissa (24%)5,5115,136±394$78,235$167,200$7079.0%
Tract 5043.5117163504351O'Fallon (91%)3,5293,293±370$134,650$289,900not published11.2%
Tract 5043.5217163504352O'Fallon (85%)4,2034,055±444$79,112$193,800$1,1958.4%
Tract 5043.5317163504353O'Fallon (64%)4,3624,286±413$179,261$357,300$2,3130.2%
Tract 5043.5417163504354O'Fallon (88%)6,3216,755±544$74,348$187,700$1,22510.2%
Tract 5043.5517163504355O'Fallon (70%)5,3005,193±455$143,333$361,100$9633.0%
Tract 5043.5617163504356Mascoutah (92%)4,5194,699±416$115,577$231,600$1,41111.8%
Tract 5043.5717163504357Mascoutah (68%)4,4084,370±400$84,593$219,000$1,3527.1%
Tract 5043.5817163504358Lebanon (33%)3,8833,677±560$81,856$265,000$94911.6%
Tract 5043.5917163504359Lebanon (51%)4,1374,338±415$90,329$207,100$1,17110.1%
Tract 5045.0117163504501East St. Louis (87%)2,3292,233±692$21,942not published$83131.2%
Tract 5045.0217163504502East St. Louis (55%)1,3011,088±191$16,487$36,800$43350.3%
Tract 504617163504600East St. Louis1,7651,305±362$26,857$48,600$80948.2%

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); place = the place holding most of the tract's 2020 census blocks · Check it at data.census.gov

How these figures are made: methodology and release checks · reading a margin of error · every state · corrections