Census tract rankings · Colorado

Most populous census tracts in Colorado

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 Colorado, ranked among all tracts in the state.

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Rank	Tract	County	population
#1	Tract 83.89	Denver, CO	15,865
#2	Tract 83.88	Denver, CO	15,340
#3	Tract 85.38	Adams, CO	15,073
#4	Tract 140.13	Douglas, CO	14,580
#5	Tract 21.01	Weld, CO	14,529
#6	Tract 51.22	El Paso, CO	13,622
#7	Tract 144.10	Douglas, CO	13,618
#8	Tract 22.08	Weld, CO	13,451
#9	Tract 71.05	El Paso, CO	11,966
#10	Tract 76.03	El Paso, CO	11,890
#11	Tract 605.01	Jefferson, CO	11,152
#12	Tract 46.03	El Paso, CO	10,951
#13	Tract 75.02	El Paso, CO	10,943
#14	Tract 85.40	Adams, CO	10,799
#15	Tract 140.08	Douglas, CO	10,778
#16	Tract 859	Arapahoe, CO	10,005
#17	Tract 83.90	Denver, CO	9,924
#18	Tract 39.12	El Paso, CO	9,903
#19	Tract 145.06	Douglas, CO	9,739
#20	Tract 128.01	Boulder, CO	9,476
#21	Tract 85.59	Adams, CO	9,257
#22	Tract 25.08	Larimer, CO	9,252
#23	Tract 25.05	Larimer, CO	9,225
#24	Tract 2	Eagle, CO	9,089
#25	Tract 27	Larimer, CO	9,078
#26	Tract 10.05	Weld, CO	9,062
#27	Tract 139.12	Douglas, CO	9,020
#28	Tract 85.24	Adams, CO	8,976
#29	Tract 19.13	Weld, CO	8,884
#30	Tract 17.14	Larimer, CO	8,882
#31	Tract 9612.04	Elbert, CO	8,783
#32	Tract 71.12	Arapahoe, CO	8,579
#33	Tract 98.37	Jefferson, CO	8,574
#34	Tract 71.13	Arapahoe, CO	8,556
#35	Tract 20.09	Weld, CO	8,505
#36	Tract 65.02	El Paso, CO	8,423
#37	Tract 20.19	Weld, CO	8,402
#38	Tract 85.50	Adams, CO	8,191
#39	Tract 16.05	Larimer, CO	8,190
#40	Tract 15.02	Mesa, CO	8,173
#41	Tract 33.05	El Paso, CO	8,154
#42	Tract 6	Larimer, CO	8,129
#43	Tract 140.16	Douglas, CO	8,128
#44	Tract 139.10	Douglas, CO	8,099
#45	Tract 85.33	Adams, CO	8,063
#46	Tract 117.24	Jefferson, CO	8,052
#47	Tract 83.54	Adams, CO	7,963
#48	Tract 73.01	El Paso, CO	7,858
#49	Tract 16.08	Larimer, CO	7,849
#50	Tract 45.15	El Paso, CO	7,821
#51	Tract 21.08	Weld, CO	7,821
#52	Tract 135.08	Boulder, CO	7,801
#53	Tract 821	Arapahoe, CO	7,797
#54	Tract 134.02	Boulder, CO	7,796
#55	Tract 140.11	Douglas, CO	7,763
#56	Tract 10.02	Mesa, CO	7,741
#57	Tract 601	Adams, CO	7,702
#58	Tract 25.02	Weld, CO	7,672
#59	Tract 9521	Garfield, CO	7,662
#60	Tract 71.06	El Paso, CO	7,653
#61	Tract 144.05	Douglas, CO	7,651
#62	Tract 7.03	Weld, CO	7,628
#63	Tract 41.11	Denver, CO	7,599
#64	Tract 13	Weld, CO	7,595
#65	Tract 9708	La Plata, CO	7,587
#66	Tract 85.26	Adams, CO	7,537
#67	Tract 130.03	Boulder, CO	7,530
#68	Tract 72.05	El Paso, CO	7,501
#69	Tract 17.07	Mesa, CO	7,496
#70	Tract 146.03	Douglas, CO	7,469
#71	Tract 41.08	Denver, CO	7,446
#72	Tract 26.02	Larimer, CO	7,445
#73	Tract 831	Arapahoe, CO	7,443
#74	Tract 124.01	Boulder, CO	7,424
#75	Tract 71.10	Arapahoe, CO	7,394
#76	Tract 834	Arapahoe, CO	7,372
#77	Tract 822	Arapahoe, CO	7,350
#78	Tract 139.09	Douglas, CO	7,334
#79	Tract 85.65	Adams, CO	7,285
#80	Tract 93.18	Adams, CO	7,233
#81	Tract 59	El Paso, CO	7,233
#82	Tract 15	Weld, CO	7,232
#83	Tract 141.30	Douglas, CO	7,209
#84	Tract 5.03	Larimer, CO	7,172
#85	Tract 9519.02	Garfield, CO	7,165
#86	Tract 139.11	Douglas, CO	7,153
#87	Tract 93.16	Adams, CO	7,145
#88	Tract 46.02	Denver, CO	7,135
#89	Tract 102.09	Jefferson, CO	7,130
#90	Tract 83.12	Denver, CO	7,111
#91	Tract 91.04	Adams, CO	7,108
#92	Tract 85.05	Adams, CO	7,106
#93	Tract 132.11	Boulder, CO	7,101
#94	Tract 51.15	El Paso, CO	7,098
#95	Tract 103.08	Jefferson, CO	7,081
#96	Tract 141.41	Douglas, CO	7,070
#97	Tract 128.02	Boulder, CO	7,068
#98	Tract 156	Denver, CO	7,065
#99	Tract 15.04	Mesa, CO	7,055
#100	Tract 123	Boulder, CO	7,025