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 |
|---|---|---|---|
| #301 | Tract 301.04 | Riverside, CA | 7,610 |
| #302 | Tract 105.01 | Monterey, CA | 7,608 |
| #303 | Tract 420.07 | Riverside, CA | 7,605 |
| #304 | Tract 4415.03 | Alameda, CA | 7,604 |
| #305 | Tract 1513.11 | Sonoma, CA | 7,596 |
| #306 | Tract 30.03 | Stanislaus, CA | 7,594 |
| #307 | Tract 7030.02 | Los Angeles, CA | 7,589 |
| #308 | Tract 762.01 | Orange, CA | 7,589 |
| #309 | Tract 4419.24 | Alameda, CA | 7,588 |
| #310 | Tract 167.04 | San Diego, CA | 7,583 |
| #311 | Tract 33.02 | San Bernardino, CA | 7,576 |
| #312 | Tract 754.04 | Orange, CA | 7,573 |
| #313 | Tract 22.06 | San Bernardino, CA | 7,570 |
| #314 | Tract 4412 | Alameda, CA | 7,569 |
| #315 | Tract 20.35 | San Bernardino, CA | 7,562 |
| #316 | Tract 15 | Stanislaus, CA | 7,561 |
| #317 | Tract 19.08 | San Bernardino, CA | 7,556 |
| #318 | Tract 4504 | Alameda, CA | 7,551 |
| #319 | Tract 5.05 | Merced, CA | 7,551 |
| #320 | Tract 872 | Orange, CA | 7,547 |
| #321 | Tract 118.03 | Imperial, CA | 7,542 |
| #322 | Tract 3142 | Contra Costa, CA | 7,539 |
| #323 | Tract 9200.42 | Los Angeles, CA | 7,539 |
| #324 | Tract 116.01 | Orange, CA | 7,537 |
| #325 | Tract 78 | San Bernardino, CA | 7,528 |
| #326 | Tract 3342 | Contra Costa, CA | 7,522 |
| #327 | Tract 524.17 | Orange, CA | 7,519 |
| #328 | Tract 87.15 | San Bernardino, CA | 7,518 |
| #329 | Tract 99.11 | San Bernardino, CA | 7,510 |
| #330 | Tract 4443.04 | Alameda, CA | 7,508 |
| #331 | Tract 9005.01 | Los Angeles, CA | 7,504 |
| #332 | Tract 6010 | San Mateo, CA | 7,500 |
| #333 | Tract 3015.02 | Los Angeles, CA | 7,498 |
| #334 | Tract 457.03 | Riverside, CA | 7,495 |
| #335 | Tract 452.17 | Riverside, CA | 7,490 |
| #336 | Tract 106.06 | Monterey, CA | 7,487 |
| #337 | Tract 3050 | Contra Costa, CA | 7,484 |
| #338 | Tract 20.37 | San Bernardino, CA | 7,481 |
| #339 | Tract 105 | Imperial, CA | 7,478 |
| #340 | Tract 501.01 | Sutter, CA | 7,470 |
| #341 | Tract 4088 | Alameda, CA | 7,461 |
| #342 | Tract 746.02 | Orange, CA | 7,460 |
| #343 | Tract 91.09 | San Bernardino, CA | 7,459 |
| #344 | Tract 524.32 | Orange, CA | 7,454 |
| #345 | Tract 481 | Riverside, CA | 7,452 |
| #346 | Tract 197.01 | San Diego, CA | 7,452 |
| #347 | Tract 106.03 | Monterey, CA | 7,450 |
| #348 | Tract 48.02 | Kern, CA | 7,449 |
| #349 | Tract 75.01 | Sacramento, CA | 7,444 |
| #350 | Tract 4.05 | Kings, CA | 7,435 |
| #351 | Tract 525.24 | Orange, CA | 7,434 |
| #352 | Tract 7.01 | Ventura, CA | 7,432 |
| #353 | Tract 169.01 | San Diego, CA | 7,427 |
| #354 | Tract 6001 | Los Angeles, CA | 7,423 |
| #355 | Tract 419.10 | Riverside, CA | 7,421 |
| #356 | Tract 5422 | Los Angeles, CA | 7,418 |
| #357 | Tract 438.02 | Riverside, CA | 7,412 |
| #358 | Tract 38.14 | Kern, CA | 7,410 |
| #359 | Tract 5048.05 | Santa Clara, CA | 7,409 |
| #360 | Tract 122.01 | San Bernardino, CA | 7,408 |
| #361 | Tract 134.14 | San Diego, CA | 7,406 |
| #362 | Tract 28.02 | Santa Barbara, CA | 7,405 |
| #363 | Tract 62.02 | Kern, CA | 7,404 |
| #364 | Tract 314.01 | Riverside, CA | 7,403 |
| #365 | Tract 441.03 | Riverside, CA | 7,401 |
| #366 | Tract 121.01 | San Bernardino, CA | 7,399 |
| #367 | Tract 10.11 | Tulare, CA | 7,396 |
| #368 | Tract 6008 | San Mateo, CA | 7,393 |
| #369 | Tract 3008 | Los Angeles, CA | 7,387 |
| #370 | Tract 17 | Merced, CA | 7,387 |
| #371 | Tract 885.01 | Orange, CA | 7,385 |
| #372 | Tract 406.20 | Riverside, CA | 7,383 |
| #373 | Tract 4371.01 | Alameda, CA | 7,371 |
| #374 | Tract 418.08 | Riverside, CA | 7,365 |
| #375 | Tract 117 | San Diego, CA | 7,364 |
| #376 | Tract 741.06 | Orange, CA | 7,356 |
| #377 | Tract 4422 | Alameda, CA | 7,355 |
| #378 | Tract 109.03 | San Luis Obispo, CA | 7,350 |
| #379 | Tract 35.01 | Stanislaus, CA | 7,342 |
| #380 | Tract 4.01 | Tulare, CA | 7,341 |
| #381 | Tract 432.65 | Riverside, CA | 7,339 |
| #382 | Tract 6024 | San Mateo, CA | 7,339 |
| #383 | Tract 3020.07 | Contra Costa, CA | 7,337 |
| #384 | Tract 1.09 | San Bernardino, CA | 7,334 |
| #385 | Tract 5707.01 | Los Angeles, CA | 7,323 |
| #386 | Tract 4311 | Los Angeles, CA | 7,322 |
| #387 | Tract 1031 | Marin, CA | 7,321 |
| #388 | Tract 5042 | Los Angeles, CA | 7,320 |
| #389 | Tract 4381 | Alameda, CA | 7,317 |
| #390 | Tract 42.01 | San Bernardino, CA | 7,316 |
| #391 | Tract 746.01 | Orange, CA | 7,312 |
| #392 | Tract 993.05 | Orange, CA | 7,311 |
| #393 | Tract 747.01 | Orange, CA | 7,304 |
| #394 | Tract 96.10 | Sacramento, CA | 7,304 |
| #395 | Tract 44 | Ventura, CA | 7,304 |
| #396 | Tract 307.11 | El Dorado, CA | 7,302 |
| #397 | Tract 79.03 | Fresno, CA | 7,301 |
| #398 | Tract 70.11 | Sacramento, CA | 7,301 |
| #399 | Tract 308 | Riverside, CA | 7,297 |
| #400 | Tract 3020.05 | Contra Costa, CA | 7,292 |
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