| intercensal estimates | ||||||||||||
| Time Series of California Intercensal Population Estimates by County: April 1, 1990 to April 1, 2000 | ||||||||||||
| County | April 1, 1990 Population Estimates Base | July 1, 1990 Estimate | July 1, 1991 Estimate | July 1, 1992 Estimate | July 1, 1993 Estimate | July 1, 1994 Estimate | July 1, 1995 Estimate | July 1, 1996 Estimate | July 1, 1997 Estimate | July 1, 1998 Estimate | July 1, 1999 Estimate | April 1, 2000 Census |
| 29811427 | 29959515 | 30470736 | 30974659 | 31274928 | 31484435 | 31696582 | 32018834 | 32486010 | 32987675 | 33499204 | 33871648 | |
| Alameda | 1304347 | 1306166 | 1318543 | 1332208 | 1339189 | 1341707 | 1346548 | 1359099 | 1380383 | 1405903 | 1427114 | 1443741 |
| Alpine | 1113 | 1106 | 1162 | 1154 | 1196 | 1199 | 1246 | 1262 | 1239 | 1223 | 1205 | 1208 |
| Amador | 30039 | 30302 | 31741 | 32289 | 32803 | 33210 | 33549 | 33841 | 34107 | 34116 | 34903 | 35100 |
| Butte | 182120 | 183652 | 187678 | 190409 | 192831 | 194648 | 196083 | 196327 | 197994 | 199993 | 201282 | 203171 |
| Calaveras | 31998 | 32542 | 34023 | 35233 | 35943 | 37073 | 37700 | 38441 | 39098 | 39581 | 40000 | 40554 |
| Colusa | 16275 | 16335 | 16572 | 16834 | 16997 | 17252 | 17584 | 17909 | 18262 | 18419 | 18620 | 18804 |
| Contra Costa | 803731 | 809317 | 823183 | 839768 | 852532 | 861979 | 872075 | 884227 | 903049 | 921663 | 936983 | 948816 |
| Del Norte | 23460 | 23986 | 27012 | 27306 | 27942 | 28105 | 27802 | 27981 | 28340 | 28187 | 27624 | 27507 |
| El Dorado | 125995 | 127952 | 132724 | 136014 | 139646 | 142088 | 144574 | 146863 | 149589 | 152308 | 154381 | 156299 |
| Fresno | 667479 | 672302 | 691569 | 710263 | 726859 | 739835 | 749534 | 761409 | 771391 | 778615 | 789405 | 799407 |
| Glenn | 24798 | 24919 | 25181 | 25510 | 25663 | 25796 | 26040 | 26170 | 26270 | 26185 | 26332 | 26453 |
| Humboldt | 119118 | 119746 | 121375 | 123032 | 124147 | 123990 | 125927 | 126162 | 127086 | 127087 | 126676 | 126518 |
| Imperial | 109303 | 110839 | 117143 | 123823 | 132758 | 134315 | 136986 | 137987 | 138624 | 139615 | 141056 | 142361 |
| Inyo | 18281 | 18272 | 18312 | 18372 | 18337 | 18431 | 18395 | 18311 | 18241 | 18036 | 17968 | 17945 |
| Kern | 544981 | 549535 | 569346 | 589897 | 599843 | 614707 | 620201 | 626719 | 634695 | 643016 | 655428 | 661645 |
| Kings | 101469 | 101885 | 104334 | 107414 | 109161 | 111565 | 113840 | 115411 | 116769 | 121457 | 126402 | 129461 |
| Lake | 50631 | 51149 | 53036 | 54358 | 55492 | 56097 | 56265 | 56331 | 56275 | 56695 | 57214 | 58309 |
| Lassen | 27598 | 27666 | 28001 | 28603 | 28774 | 28544 | 28825 | 31874 | 34123 | 34030 | 33838 | 33828 |
| Los Angeles | 8863052 | 8878157 | 8948125 | 9055424 | 9100159 | 9096608 | 9089015 | 9127042 | 9206538 | 9313589 | 9437290 | 9519338 |
| Madera | 88090 | 89125 | 94973 | 99536 | 104039 | 107396 | 109300 | 113143 | 116442 | 119143 | 121883 | 123109 |
| Marin | 230096 | 230522 | 233443 | 235820 | 238040 | 239032 | 239195 | 238705 | 241797 | 244706 | 246269 | 247289 |
| Mariposa | 14302 | 14446 | 15061 | 15565 | 15901 | 16171 | 16427 | 16784 | 16640 | 17053 | 16966 | 17130 |
| Mendocino | 80345 | 80859 | 81729 | 81978 | 82126 | 82427 | 83277 | 83887 | 84370 | 85062 | 85665 | 86265 |
| Merced | 178403 | 179953 | 186091 | 189489 | 193137 | 197798 | 195291 | 194819 | 198312 | 202264 | 206734 | 210554 |
| Modoc | 9678 | 9677 | 9779 | 9859 | 9700 | 9835 | 9761 | 9864 | 9861 | 9611 | 9509 | 9449 |
| Mono | 9956 | 10126 | 10044 | 10372 | 10917 | 11447 | 11649 | 11766 | 11998 | 12110 | 12589 | 12853 |
| Monterey | 355660 | 357535 | 364805 | 371860 | 371002 | 352363 | 355486 | 362215 | 376794 | 387889 | 396267 | 401762 |
| Napa | 110765 | 111284 | 112233 | 114322 | 114972 | 116077 | 116697 | 117996 | 119808 | 121583 | 123026 | 124279 |
| Nevada | 78510 | 79172 | 81288 | 82920 | 83887 | 85185 | 86523 | 87861 | 89137 | 90170 | 90899 | 92033 |
| Orange | 2410668 | 2418986 | 2452691 | 2497014 | 2532639 | 2566599 | 2603678 | 2643996 | 2709277 | 2773187 | 2815933 | 2846289 |
| Placer | 172796 | 175477 | 181611 | 187268 | 192655 | 199290 | 207071 | 214726 | 222168 | 231179 | 240928 | 248399 |
| Plumas | 19739 | 19826 | 20167 | 20736 | 20931 | 20786 | 20823 | 20780 | 20853 | 20831 | 20921 | 20824 |
| Riverside | 1170413 | 1193156 | 1246326 | 1286364 | 1315090 | 1346651 | 1373034 | 1393732 | 1423934 | 1461916 | 1507912 | 1545387 |
| Sacramento | 1066789 | 1075819 | 1107559 | 1121523 | 1127608 | 1130094 | 1140825 | 1155635 | 1169855 | 1186617 | 1206659 | 1223499 |
| San Benito | 36697 | 36835 | 37329 | 38321 | 39495 | 40786 | 42334 | 44169 | 46707 | 49071 | 51467 | 53234 |
| San Bernardino | 1418380 | 1437315 | 1492824 | 1534977 | 1549427 | 1558854 | 1576773 | 1596584 | 1618438 | 1646304 | 1681601 | 1709434 |
| San Diego | 2498016 | 2512365 | 2553122 | 2593126 | 2599776 | 2614685 | 2623697 | 2651549 | 2692600 | 2736720 | 2789593 | 2813833 |
| San Francisco | 723959 | 723496 | 729708 | 734861 | 740277 | 742316 | 746386 | 753934 | 762953 | 770262 | 774716 | 776733 |
| San Joaquin | 480628 | 484131 | 492694 | 500278 | 506385 | 512212 | 517923 | 524657 | 531908 | 540257 | 552424 | 563598 |
| San Luis Obispo | 217162 | 218276 | 219895 | 221848 | 223370 | 226228 | 229370 | 232976 | 236601 | 240020 | 243480 | 246681 |
| San Mateo | 649623 | 650174 | 655493 | 662931 | 669581 | 674871 | 679690 | 687243 | 697512 | 702651 | 704538 | 707161 |
| Santa Barbara | 369608 | 370565 | 374910 | 378003 | 380064 | 384226 | 384582 | 386108 | 391290 | 394738 | 396906 | 399347 |
| Santa Clara | 1497577 | 1498307 | 1513118 | 1531886 | 1549185 | 1561366 | 1580245 | 1608695 | 1637414 | 1658960 | 1671498 | 1682585 |
| Santa Cruz | 229734 | 229616 | 229935 | 232912 | 235386 | 237714 | 239324 | 241168 | 245344 | 250889 | 253667 | 255602 |
| Shasta | 147036 | 148606 | 153746 | 156800 | 157735 | 158621 | 159198 | 159737 | 160761 | 162034 | 161987 | 163256 |
| Sierra | 3318 | 3323 | 3336 | 3322 | 3395 | 3396 | 3466 | 3498 | 3488 | 3515 | 3480 | 3555 |
| Siskiyou | 43531 | 43743 | 44035 | 44298 | 44150 | 44405 | 44760 | 44707 | 45030 | 44848 | 44424 | 44301 |
| Solano | 339469 | 343463 | 354104 | 359919 | 364251 | 366072 | 365395 | 367608 | 371881 | 378657 | 387657 | 394542 |
| Sonoma | 388222 | 390495 | 397937 | 405151 | 410687 | 416152 | 422286 | 428399 | 437141 | 445901 | 453421 | 458614 |
| Stanislaus | 370522 | 375312 | 386163 | 394725 | 401805 | 406274 | 410337 | 415159 | 421264 | 428754 | 438609 | 446997 |
| Sutter | 64409 | 64854 | 67153 | 69118 | 70675 | 72641 | 74253 | 75255 | 76314 | 76923 | 78216 | 78930 |
| Tehama | 49625 | 49913 | 51205 | 52189 | 52690 | 53670 | 54689 | 54943 | 55049 | 55394 | 55517 | 56039 |
| Trinity | 13063 | 13052 | 13097 | 13216 | 13268 | 13552 | 13525 | 13485 | 13278 | 13171 | 13050 | 13022 |
| Tulare | 311932 | 314062 | 323705 | 331956 | 339253 | 345668 | 348127 | 350732 | 354946 | 359854 | 364708 | 368021 |
| Tuolumne | 48456 | 48845 | 50037 | 50806 | 51774 | 52068 | 51812 | 52474 | 52678 | 53098 | 53857 | 54501 |
| Ventura | 669016 | 670117 | 675706 | 684143 | 689943 | 698509 | 703486 | 710215 | 721107 | 730779 | 743357 | 753197 |
| Yolo | 141212 | 142214 | 145100 | 146568 | 148165 | 149972 | 152628 | 155359 | 158876 | 161743 | 165269 | 168660 |
| Yuba | 58234 | 58645 | 59524 | 60768 | 61275 | 61877 | 61070 | 60905 | 60111 | 60093 | 59881 | 60219 |
| terms & definitions methodology | ||||||||||||
| Suggested Citation: Table CO-EST2001-12-06 - Time Series of California Intercensal Population Estimates by County: April 1, 1990 to April 1, 2000 Source: Population Division, U.S. Census Bureau Release Date: April 17, 2002 | ||||||||||||