Census tract rankings · Illinois

Most populous census tracts in Illinois

Where the most people live inside a single tract. The Census Bureau aims for 4,000 residents per tract but splits and merges aren't always synchronized with growth. Filtered to Illinois, ranked among all tracts in the state.

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Rank	Tract	County	population
#401	Tract 6608	Cook, IL	5,876
#402	Tract 8413.07	DuPage, IL	5,876
#403	Tract 8443.06	DuPage, IL	5,875
#404	Tract 8205.02	Cook, IL	5,873
#405	Tract 8465.04	DuPage, IL	5,873
#406	Tract 104.01	Jersey, IL	5,873
#407	Tract 3106	Cook, IL	5,872
#408	Tract 7702.01	Cook, IL	5,871
#409	Tract 8713.12	McHenry, IL	5,867
#410	Tract 8233.02	Cook, IL	5,865
#411	Tract 502	Cook, IL	5,862
#412	Tract 8408.02	DuPage, IL	5,859
#413	Tract 8240.03	Cook, IL	5,858
#414	Tract 6609	Cook, IL	5,855
#415	Tract 317	Cook, IL	5,851
#416	Tract 1001	Cook, IL	5,850
#417	Tract 1404	Cook, IL	5,850
#418	Tract 39.03	Winnebago, IL	5,849
#419	Tract 8442.01	DuPage, IL	5,846
#420	Tract 36.03	Sangamon, IL	5,846
#421	Tract 8702	McHenry, IL	5,845
#422	Tract 8451	DuPage, IL	5,841
#423	Tract 3907	Cook, IL	5,837
#424	Tract 7708	Cook, IL	5,836
#425	Tract 8241.22	Cook, IL	5,830
#426	Tract 228	Rock Island, IL	5,830
#427	Tract 223	Tazewell, IL	5,830
#428	Tract 9507	Fayette, IL	5,828
#429	Tract 4	Grundy, IL	5,827
#430	Tract 5807	Cook, IL	5,822
#431	Tract 8236.02	Cook, IL	5,815
#432	Tract 8265	Cook, IL	5,811
#433	Tract 8179	Cook, IL	5,807
#434	Tract 8209.02	Cook, IL	5,803
#435	Tract 5703	Cook, IL	5,801
#436	Tract 8120	Cook, IL	5,798
#437	Tract 9626	LaSalle, IL	5,793
#438	Tract 4302	Cook, IL	5,792
#439	Tract 302	Cook, IL	5,791
#440	Tract 5033.24	St. Clair, IL	5,787
#441	Tract 1902	Cook, IL	5,766
#442	Tract 2521.02	Cook, IL	5,766
#443	Tract 8712.02	McHenry, IL	5,757
#444	Tract 7302.01	Cook, IL	5,755
#445	Tract 8213	Cook, IL	5,753
#446	Tract 1906.02	Cook, IL	5,745
#447	Tract 8105.02	Cook, IL	5,740
#448	Tract 8024.02	Cook, IL	5,739
#449	Tract 209	Rock Island, IL	5,735
#450	Tract 2504	Cook, IL	5,733
#451	Tract 8704.02	McHenry, IL	5,731
#452	Tract 34	Sangamon, IL	5,729
#453	Tract 1903	Cook, IL	5,728
#454	Tract 8549	Kane, IL	5,720
#455	Tract 8612.01	Lake, IL	5,717
#456	Tract 8402.02	DuPage, IL	5,716
#457	Tract 13.01	Champaign, IL	5,715
#458	Tract 8447.02	DuPage, IL	5,711
#459	Tract 106.04	Boone, IL	5,710
#460	Tract 8292	Cook, IL	5,709
#461	Tract 8613.01	Lake, IL	5,707
#462	Tract 8713.05	McHenry, IL	5,706
#463	Tract 813	Cook, IL	5,704
#464	Tract 9005	Clinton, IL	5,701
#465	Tract 301	Henry, IL	5,699
#466	Tract 8046.09	Cook, IL	5,697
#467	Tract 8072	Cook, IL	5,697
#468	Tract 2414	Cook, IL	5,693
#469	Tract 8030.13	Cook, IL	5,690
#470	Tract 8241.26	Cook, IL	5,690
#471	Tract 8803.05	Will, IL	5,690
#472	Tract 5	Coles, IL	5,688
#473	Tract 8109	Cook, IL	5,688
#474	Tract 8026.08	Cook, IL	5,687
#475	Tract 8240.05	Cook, IL	5,679
#476	Tract 8465.11	DuPage, IL	5,679
#477	Tract 8087.02	Cook, IL	5,671
#478	Tract 8615.06	Lake, IL	5,666
#479	Tract 8118	Cook, IL	5,660
#480	Tract 8801.09	Will, IL	5,660
#481	Tract 217.01	Tazewell, IL	5,655
#482	Tract 8465.17	DuPage, IL	5,653
#483	Tract 6605	Cook, IL	5,650
#484	Tract 8711.12	McHenry, IL	5,644
#485	Tract 2520	Cook, IL	5,643
#486	Tract 8415.01	DuPage, IL	5,636
#487	Tract 8169	Cook, IL	5,630
#488	Tract 8610.10	Lake, IL	5,628
#489	Tract 38.10	Winnebago, IL	5,621
#490	Tract 8060.01	Cook, IL	5,616
#491	Tract 8529.03	Kane, IL	5,608
#492	Tract 8016.05	Cook, IL	5,607
#493	Tract 8197	Cook, IL	5,607
#494	Tract 217.02	Tazewell, IL	5,607
#495	Tract 8023	Cook, IL	5,606
#496	Tract 8901.08	Kendall, IL	5,602
#497	Tract 36.04	Sangamon, IL	5,599
#498	Tract 9608	Livingston, IL	5,598
#499	Tract 8145	Cook, IL	5,597
#500	Tract 8714.02	McHenry, IL	5,596