Any county not listed for this state is $37 unless otherwise indicated.
 
1870 Census 
Idaho Territory - $97

1880 Census 
Idaho - $97 for the Entire Territory

1910 Census
Idaho - $37 each county except for the following:
        $57 each for the counties of Ada, Bannock, Kootenai, 
                 Latah, Twin Falls, Shoshone

1920 Census 
Idaho - $37 each county except for the following:
        $27 each for the counties of: Adam, Boise, Butte, Camas, 
                 Custer, Gooding, Jerome, Lewis, Lincoln, Minidoka, 
                 Payette, Teton, Valley