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
#101	Tract 1.03	Grundy, IL	7,337
#102	Tract 9.02	Champaign, IL	7,330
#103	Tract 8411	Cook, IL	7,324
#104	Tract 54.01	McLean, IL	7,324
#105	Tract 8501.05	Kane, IL	7,322
#106	Tract 8811.08	Will, IL	7,293
#107	Tract 609	Cook, IL	7,283
#108	Tract 8801.22	Will, IL	7,269
#109	Tract 2	Grundy, IL	7,267
#110	Tract 8803.14	Will, IL	7,258
#111	Tract 8316	Cook, IL	7,240
#112	Tract 8025.03	Cook, IL	7,232
#113	Tract 8041.06	Cook, IL	7,231
#114	Tract 8051.05	Cook, IL	7,216
#115	Tract 8016.06	Cook, IL	7,212
#116	Tract 8501.06	Kane, IL	7,212
#117	Tract 8903.01	Kendall, IL	7,206
#118	Tract 402.02	Cook, IL	7,198
#119	Tract 8048.05	Cook, IL	7,198
#120	Tract 8044.03	Cook, IL	7,194
#121	Tract 9612	Ogle, IL	7,187
#122	Tract 8111	Cook, IL	7,184
#123	Tract 1503	Cook, IL	7,180
#124	Tract 8640.01	Lake, IL	7,170
#125	Tract 5033.23	St. Clair, IL	7,170
#126	Tract 8803.22	Will, IL	7,152
#127	Tract 8811.05	Will, IL	7,141
#128	Tract 8507.10	Kane, IL	7,116
#129	Tract 5033.22	St. Clair, IL	7,106
#130	Tract 8528.06	Kane, IL	7,095
#131	Tract 25	Macon, IL	7,094
#132	Tract 41.01	Peoria, IL	7,088
#133	Tract 402.01	Cook, IL	7,083
#134	Tract 7608.03	Cook, IL	7,061
#135	Tract 8645.11	Lake, IL	7,060
#136	Tract 6611	Cook, IL	7,052
#137	Tract 8046.06	Cook, IL	7,047
#138	Tract 1801	Cook, IL	7,040
#139	Tract 8026.05	Cook, IL	7,035
#140	Tract 8712.01	McHenry, IL	7,035
#141	Tract 8616.03	Lake, IL	7,033
#142	Tract 8041.02	Cook, IL	7,027
#143	Tract 1203	Cook, IL	7,025
#144	Tract 8641.10	Lake, IL	6,996
#145	Tract 38.05	Winnebago, IL	6,985
#146	Tract 7002	Cook, IL	6,981
#147	Tract 8712.06	McHenry, IL	6,979
#148	Tract 8027.01	Cook, IL	6,972
#149	Tract 9623	LaSalle, IL	6,970
#150	Tract 8255.03	Cook, IL	6,957
#151	Tract 4030.02	Madison, IL	6,955
#152	Tract 8207	Cook, IL	6,952
#153	Tract 8527	Kane, IL	6,935
#154	Tract 32.03	Sangamon, IL	6,930
#155	Tract 7005.01	Cook, IL	6,924
#156	Tract 9003	Clinton, IL	6,920
#157	Tract 9513	Bond, IL	6,909
#158	Tract 2819	Cook, IL	6,907
#159	Tract 6504	Cook, IL	6,907
#160	Tract 8	Champaign, IL	6,906
#161	Tract 7703	Cook, IL	6,900
#162	Tract 8241.05	Cook, IL	6,878
#163	Tract 8832.12	Will, IL	6,876
#164	Tract 4314	Cook, IL	6,850
#165	Tract 8508	Kane, IL	6,841
#166	Tract 8149	Cook, IL	6,824
#167	Tract 8604	Lake, IL	6,820
#168	Tract 632	Cook, IL	6,806
#169	Tract 9006.02	Clinton, IL	6,799
#170	Tract 8660	Lake, IL	6,796
#171	Tract 8906.02	Kendall, IL	6,788
#172	Tract 8519.04	Kane, IL	6,783
#173	Tract 6502	Cook, IL	6,782
#174	Tract 8421	Cook, IL	6,780
#175	Tract 104	Boone, IL	6,778
#176	Tract 8046.07	Cook, IL	6,774
#177	Tract 5039.08	St. Clair, IL	6,774
#178	Tract 38.01	Winnebago, IL	6,767
#179	Tract 8311	Cook, IL	6,760
#180	Tract 5043.54	St. Clair, IL	6,755
#181	Tract 8619.02	Lake, IL	6,743
#182	Tract 12.01	Champaign, IL	6,742
#183	Tract 8514	Kane, IL	6,729
#184	Tract 8803.23	Will, IL	6,723
#185	Tract 8901.04	Kendall, IL	6,708
#186	Tract 3.01	Champaign, IL	6,701
#187	Tract 8414.01	DuPage, IL	6,695
#188	Tract 105	Kankakee, IL	6,691
#189	Tract 814.02	Cook, IL	6,687
#190	Tract 8048.10	Cook, IL	6,681
#191	Tract 8618.03	Lake, IL	6,679
#192	Tract 8706.05	McHenry, IL	6,678
#193	Tract 8462.02	DuPage, IL	6,677
#194	Tract 2507	Cook, IL	6,676
#195	Tract 107.02	Kankakee, IL	6,675
#196	Tract 8148	Cook, IL	6,671
#197	Tract 4037.01	Madison, IL	6,670
#198	Tract 8710.04	McHenry, IL	6,669
#199	Tract 8801.05	Will, IL	6,665
#200	Tract 9546	Piatt, IL	6,661