The California Planners' Book of Lists 2000
| County | County Seat | Population | Area Sq. Miles | No. of Planners | Land Use | Circulation | Housing | Open Space | Conservation | Safety | Noise |
| Alameda | Oakland | 1400000 | 737.5 | 21 | 1994 | 1994 | 1990 | 1973 | 1976 | 1982 | 1975 |
| Alpine | Markleville | 1200 | 726 | 1 | 1999 | 1999 | 1999 | 1999 | 1999 | 1999 | 1982 |
| Amador | Jackson | 33700 | 568 | 2 | 1991 | 1998 | 1992 | 1991 | 1991 | 1974 | 1988 |
| Butte | Oroville | 201000 | 1670 | 8 | 1979 | 1971 | 1981 | 1973 | 1971 | 1977 | 1977 |
| Calaveras | San Andreas | 38000 | 1000 | 3 | 1996 | 1996 | 1996 | 1996 | 1996 | 1996 | 1996 |
| Colusa | Colusa | 19250 | 1153 | 2 | 1989 | 1989 | 1993 | 1989 | 1989 | 1989 | 1989 |
| Contra Costa | Martinez | 900700 | 805 | 31 | 1996 | 1991 | 1996 | 1991 | 1991 | 1991 | 1991 |
| Del Norte | Crescent City | 28096 | 1068 | 4 | 1988 | 1976 | 1992 | 1984 | 1984 | 1976 | 1976 |
| El Dorado | Placerville | 150824 | 1713 | 12 | 1996 | 1996 | 1996 | 1996 | 1996 | 1996 | 1996 |
| Fresno | Fresno | 850000 | 5963.2 | 20 | 1998 | 1993 | 1991 | 1979 | 1994 | 1987 | 1975 |
| Glenn | Willows | 26500 | 1317 | 5 | 1993 | 1993 | 1993 | 1993 | 1993 | 1993 | 1993 |
| Humboldt | Eureka | 125000 | 3500 | 13 | 1984 | 1984 | 1992 | 1984 | 1984 | 1984 | 1984 |
| Imperial | Imperial | 140000 | 5200 | 7 | 1996 | 1996 | 1996 | 1996 | 1996 | 1996 | 1996 |
| Inyo | Independence | 18240 | 10140 | 6 | 1984 | 1996 | 1992 | 1981 | 1981 | 1982 | 1979 |
| Kern | Bakersfield | 639798 | 8073 | 17 | 1982 | 1992 | 1992 | 1982 | 1982 | 1990 | 1990 |
| Kings | Hanford | 128323 | 1402 | 5 | 1998 | 1994 | 1992 | 1996 | 1996 | 1994 | 1994 |
| Lake | Lakeport | 55300 | 1317 | 6 | 1981 | 1981 | 1996 | 1981 | 1981 | 1981 | 1981 |
| Lassen | Susanville | 34150 | 4557 | 6 | 1999 | 1999 | 1999 | 1999 | 1999 | 1999 | 1999 |
| Los Angeles | Los Angeles | 9757500 | 2656 | 79 | 1980 | 1980 | 1992 | 1980 | 1980 | 1990 | 1974 |
| Madera | Madera | 115846 | 2147 | 12 | 1995 | 1995 | 1993 | 1995 | 1995 | 1995 | 1995 |
| Marin | San Rafael | 230096 | 521 | 22 | 1994 | 1994 | 1994 | 1994 | 1994 | 1994 | 1994 |
| Mariposa | Mariposa | 17100 | 1495 | 5 | 1998 | 1981 | 1995 | 1981 | 1981 | 1981 | 1981 |
| Mendocino | Ukiah | 87100 | 3510 | 12 | 1981 | 1981 | 1993 | 1981 | 1981 | 1981 | 1981 |
| Merced | Merced | 206887 | 2008 | 9 | 1997 | 1997 | 1992 | 1990 | 1990 | 1990 | 1990 |
| Modoc | Alturus | 10200 | 4092 | 2 | 1989 | 1989 | 1993 | 1989 | 1989 | 1989 | 1988 |
| Mono | Bridgeport | 11000 | 3000 | 6 | 1998 | 1998 | 1993 | 1993 | 1993 | 1993 | 1993 |
| Monterey | Salinas | 371498 | 2127 | 27 | 1982 | 1982 | 1992 | 1992 | 1982 | 1982 | 1982 |
| Napa | Napa | 124588 | 801.6 | 13 | 1999 | 1983 | 1992 | 1998 | 1998 | 1983 | 1983 |
| Nevada | Nevada City | 90000 | 937 | 6 | 1995 | 1995 | 1995 | 1995 | 1995 | 1995 | 1995 |
| Orange | Santa Ana | 2659316 | 798 | 45 | 1984 | 1984 | 1984 | 1984 | 1984 | 1984 | 1984 |
| Placer | Auburn | 230000 | 1506 | 24 | 1994 | 1994 | 1992 | 1994 | 1994 | 1994 | 1994 |
| Plumas | Quincy | 22318 | 2618 | 4 | 1999 | 1987 | 1993 | 1986 | 1986 | 1986 | 1986 |
| Riverside | Riverside | 1379956 | 7310 | 15 | 1984 | 1984 | 1984 | 1984 | 1984 | 1984 | 1984 |
| Sacramento | Sacramento | 1160000 | 994 | 61 | 1993 | 1993 | 1994 | 1993 | 1993 | 1993 | 1993 |
| San Benito | Holister | 47873 | 1389.1 | 4 | 1998 | 1990 | 1994 | 1995 | 1995 | 1980 | 1984 |
| San Bernardino | San Bernardino | 1654000 | 20062 | 12 | 1989 | 1989 | 1994 | 1989 | 1989 | 1989 | 1989 |
| San Diego | San Diego | 2800000 | 3598.4 | 30 | 1995 | 1994 | 1999 | 1995 | 1993 | 1975 | 1980 |
| San Francisco | San Francisco | 740000 | 49 | 65 | 1996 | 1996 | 1996 | 1996 | 1996 | 1996 | 1996 |
| San Joaquin | Stockton | 554400 | 1440 | 8 | 1992 | 1992 | 1992 | 1992 | 1992 | 1992 | 1999 |
| San Luis Obispo | San Luis Obispo | 241598 | 3316 | 38 | 1980 | 1979 | 1993 | 1998 | 1974 | 1977 | 1992 |
| San Mateo | Redwood | 722762 | 450 | 16 | 1986 | 1986 | 1992 | 1986 | 1986 | 1986 | 1986 |
| Santa Barbara | Santa Barbara | 409000 | 2774 | 77 | 1997 | 1995 | 1995 | 1991 | 1994 | 1991 | 1986 |
| Santa Clara | Santa Clara | 1750000 | 1300 | 13 | 1994 | 1994 | 1994 | 1994 | 1994 | 1994 | 1994 |
| Santa Cruz | Santa Cruz | 230000 | 441 | 18 | 1994 | 1994 | 1994 | 1994 | 1994 | 1994 | 1994 |
| Shasta County | Redding | 165438 | 3850 | 6 | 1998 | 1998 | 1993 | 1998 | 1998 | 1998 | 1998 |
| Sierra | Downieville | 3300 | 959 | 3 | 1996 | 1996 | 1996 | 1996 | 1996 | 1996 | 1996 |
| Siskiyou | Yreka | 44335 | 6300 | 5 | 1980 | 1987 | 1992 | 1972 | 1973 | 1975 | 1978 |
| Solano | Fairfield | 375448 | 768 | 7 | 1999 | 1999 | 1992 | 1996 | 1996 | 1977 | 1977 |
| Sonoma | Santa Rosa | 443669 | 1500 | 17 | 1989 | 1989 | 1996 | 1989 | 1989 | 1989 | 1989 |
| Stanislaus | Modesto | 432990 | 1521 | 8 | 1994 | 1994 | 1996 | 1994 | 1994 | 1994 | 1994 |
| Sutter | Yuba City | 76700 | 607 | 5 | 1998 | 1996 | 1996 | 1996 | 1996 | 1996 | 1996 |
| Tehama | Red Bluff | 56000 | 2976 | 3 | 1983 | 1987 | 1996 | 1983 | 1983 | 1987 | 1972 |
| Trinity | Weaverville | 13180 | 3222 | 5 | 1988 | 1996 | 1992 | 1973 | 1973 | 1974 | 1974 |
| Tulare | Visalia | 363305 | 4863 | 25 | 1981 | 1984 | 1992 | 1972 | 1972 | 1975 | 1988 |
| Tuolumne | Sonora | 53000 | 2300 | 7 | 1996 | 1996 | 1996 | 1996 | 1996 | 1996 | 1996 |
| Ventura | Ventura | 742008 | 1873 | 39 | !998 | 1994 | 1992 | 1998 | 1994 | 1988 | 1994 |
| Yolo | Woodland | 154482 | 1035 | 4 | 1983 | 1983 | 1991 | 1983 | 1983 | 1983 | 1983 |
| Yuba | Marysville | 60400 | 640 | 3 | 1996 | 1996 | 1991 | 1996 | 1996 | 1980 | 1976 |