Any county not listed for this state is $37 unless otherwise indicated.
 
1850 Census
California - $37 each county except for the following:
             $57 each for the counties of  Butte, Calaveras
             $97 for the county of El Dorado

1860 Census
California -  $9 for the county of: Stanislaus
             $17 for the county of:
                      Napa, Sutter, Tehama 
             $37 each county except for the following:
             $57 each for the counties of Alameda, Amador, Del Norte,
                      El Dorado, Nevada, Placer, Plumas, Tulare,
                      Tuolumne, Yolo, Yuma
             $97 each for the counties of Butte, Sacramento
             $37 each district in the city of San Francisco

1870 Census
California - $27 for the county of: Stanislaus 
             $37 each county except for the following: 
             $57 each for the counties of Alpine, Amador, Butte, 
                      Calaveras, Napa, Nevada, Plumas, Sacramento,
                      San Bernardino, San Diego    
             $97 each for the counties of Alameda, Placer, San Joaquin,
                      Santa Clara, Solano, Sonoma  
   City of San Francisco - $57 each for wards 1, 2, 3, 5, 6, 7, 9, 10
                           $97 each for wards 4, 8, 11, 12

1880 Census
California - $37 each county except as follows:
             $27 for the county of: Stanislaus, Yuba
             $57 each for the counties of Sacramento, San Benito, 
                      Santa Barbara, Santa Clara 
            $197 each for the counties of  Alameda, Los Angeles
                 OR  $22 each Enumeration District (EDs) 
   City of San Francisco - $37 each for wards 1, 2, 3, 4, 5, 6, 7
                           $57 each for wards 8, 9
                           $97 each for wards 10, 11, 12

1900 Census
California - $27 for the county of Stanislaus
             $37 each county except as follows: 
             $57 each for the counties of:
                      San Benito, San Bernardino, Siskiyou, Solano, Sonoma 
             $97 each for the counties of San Joaquin, Santa Barbara,
                      Santa Clara, Santa Cruz 
            $197 each for the counties of Riverside, Sacramento, San Diego 
            $297 for the county of Alameda,  
        The counties of Los Angeles (including the city) & San 
        Francisco (including the City) are not available at this time
        (contact host through "Comments" for way to reduce this cost 
        significantly)

1910 Census
California - $37 each county except for the following:
             $57 each for the counties of:
                       Butte, Contra Costa, Kings, Marin, Mendocino, Stanislaus 
             $97 each for the counties of:
                       San Bernardino, Santa Barbara, Santa Clara, Santa Cruz, 
                       Sonoma, Tulare
            $197 each for the counties of Fresno, Riverside, Sacramento, San Diego, 
                       San Joaquin
      The following counties are not available at this time: Alameda,
      Los Angeles (including the city), San Francisco (including 
      the City)                              
   (use "Comments" to contact us for way to reduce cost of 
   populous counties)

1920 Census
California - $37 each for the counties of: 
                       Alpine, Amador, El Dorado, Calaveras, Colusa, Del Norte, 
                       Inyo, Kings, Mariposa, Lake, Lassen, Madera, Mendocino, 
                       Merced, Mono, Modoc, Nevada, Plumas, Shasta, San Benito, 
                       San Luis Obispo, Sierra, Siskiyou, Sutter, Tehama, Trinity, 
                       Tuolumne, Yuba, Yolo 
             $57 each for the counties of: 
                       Glenn, Butte, Humboldt, Imperial, Marin, Monterey, Napa, 
                       Orange, San Mateo, Santa Barbara, Santa Cruz, Solano, Sonoma, 
                       Stanislaus, Tulare, Ventura
            $97 each for the counties of: Contra Costa, Riverside  
           $197 each for the counties of: Kern, Sacramento, San Bernadino, San Joaquin,
                       Santa Clara 
           $237 each for the counties of: Fresno, San Diego 
    Not currently available - County of Los Angeles & the City
           County of Alameda & City of Oakland 
           County of San Francisco & the City
   (use "Comments" to get info on reducing cost of populous areas)