Census tract rankings · California

Most populous census tracts in California

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 California, ranked among all tracts in the state.

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Rank	Tract	County	population
#101	Tract 4372	Alameda, CA	8,968
#102	Tract 3032.02	Contra Costa, CA	8,956
#103	Tract 320.59	Orange, CA	8,955
#104	Tract 218.02	Orange, CA	8,939
#105	Tract 420.08	Riverside, CA	8,929
#106	Tract 507.01	Riverside, CA	8,910
#107	Tract 9200.43	Los Angeles, CA	8,892
#108	Tract 105.01	Yolo, CA	8,854
#109	Tract 5043.11	Santa Clara, CA	8,850
#110	Tract 3552.01	Contra Costa, CA	8,798
#111	Tract 406.11	Riverside, CA	8,780
#112	Tract 2529.04	Solano, CA	8,754
#113	Tract 506	Riverside, CA	8,699
#114	Tract 878.02	Orange, CA	8,659
#115	Tract 4507.01	Alameda, CA	8,654
#116	Tract 320.53	Orange, CA	8,654
#117	Tract 427.38	Riverside, CA	8,653
#118	Tract 754.03	Orange, CA	8,632
#119	Tract 869.01	Orange, CA	8,632
#120	Tract 626.39	Orange, CA	8,624
#121	Tract 432.04	Riverside, CA	8,622
#122	Tract 607.01	San Francisco, CA	8,602
#123	Tract 112.08	Yolo, CA	8,583
#124	Tract 9200.28	Los Angeles, CA	8,576
#125	Tract 14.13	Fresno, CA	8,550
#126	Tract 55.03	Fresno, CA	8,550
#127	Tract 5123.08	Santa Clara, CA	8,550
#128	Tract 3820	Contra Costa, CA	8,541
#129	Tract 38.11	Fresno, CA	8,535
#130	Tract 749.01	Orange, CA	8,535
#131	Tract 1105	Orange, CA	8,530
#132	Tract 4003.04	Los Angeles, CA	8,516
#133	Tract 740.04	Orange, CA	8,489
#134	Tract 9200.35	Los Angeles, CA	8,455
#135	Tract 36.02	Tulare, CA	8,454
#136	Tract 250	San Bernardino, CA	8,445
#137	Tract 4501.02	Alameda, CA	8,425
#138	Tract 1106.03	Orange, CA	8,421
#139	Tract 409.01	Riverside, CA	8,410
#140	Tract 112.03	Monterey, CA	8,393
#141	Tract 889.03	Orange, CA	8,366
#142	Tract 1.15	San Bernardino, CA	8,358
#143	Tract 505.04	Sutter, CA	8,357
#144	Tract 52.05	Ventura, CA	8,350
#145	Tract 760.01	Orange, CA	8,316
#146	Tract 74.27	Sacramento, CA	8,313
#147	Tract 5062.02	Santa Clara, CA	8,313
#148	Tract 2522.05	Solano, CA	8,310
#149	Tract 100.21	San Bernardino, CA	8,302
#150	Tract 2534.02	Solano, CA	8,302
#151	Tract 42.18	Fresno, CA	8,296
#152	Tract 112.02	Monterey, CA	8,293
#153	Tract 5001	Santa Clara, CA	8,285
#154	Tract 751	Orange, CA	8,275
#155	Tract 6050	San Mateo, CA	8,273
#156	Tract 5052.02	Santa Clara, CA	8,273
#157	Tract 231	Placer, CA	8,266
#158	Tract 3020.14	Contra Costa, CA	8,261
#159	Tract 42.11	Fresno, CA	8,256
#160	Tract 489.02	Riverside, CA	8,248
#161	Tract 1.21	San Bernardino, CA	8,244
#162	Tract 525.18	Orange, CA	8,242
#163	Tract 32.20	Kern, CA	8,240
#164	Tract 31.02	Fresno, CA	8,238
#165	Tract 3451.12	Contra Costa, CA	8,221
#166	Tract 427.42	Riverside, CA	8,217
#167	Tract 59.11	Fresno, CA	8,204
#168	Tract 4	Monterey, CA	8,202
#169	Tract 35.04	San Joaquin, CA	8,195
#170	Tract 14.11	Fresno, CA	8,191
#171	Tract 4017.07	Los Angeles, CA	8,178
#172	Tract 170.64	San Diego, CA	8,172
#173	Tract 5069	Santa Clara, CA	8,160
#174	Tract 1102.01	Orange, CA	8,159
#175	Tract 432.27	Riverside, CA	8,155
#176	Tract 51.22	San Joaquin, CA	8,151
#177	Tract 426.21	Riverside, CA	8,138
#178	Tract 5054.03	Santa Clara, CA	8,136
#179	Tract 5023.03	Los Angeles, CA	8,128
#180	Tract 876.02	Orange, CA	8,122
#181	Tract 5120.29	Santa Clara, CA	8,115
#182	Tract 871.03	Orange, CA	8,107
#183	Tract 36.01	Tulare, CA	8,097
#184	Tract 742	Orange, CA	8,088
#185	Tract 432.06	Riverside, CA	8,075
#186	Tract 524.38	Orange, CA	8,068
#187	Tract 41.08	San Joaquin, CA	8,063
#188	Tract 5084.01	Santa Clara, CA	8,061
#189	Tract 218.14	Orange, CA	8,058
#190	Tract 91.33	San Bernardino, CA	8,058
#191	Tract 10.08	Merced, CA	8,044
#192	Tract 200.30	San Diego, CA	8,033
#193	Tract 421.12	Orange, CA	8,031
#194	Tract 4065	Los Angeles, CA	8,016
#195	Tract 1.20	San Bernardino, CA	8,007
#196	Tract 420.09	Riverside, CA	8,006
#197	Tract 133.21	San Diego, CA	8,004
#198	Tract 8	Ventura, CA	7,999
#199	Tract 193.03	San Diego, CA	7,993
#200	Tract 3031.07	Contra Costa, CA	7,992