| Letter | Population | County | % Correct |
|---|---|---|---|
| L | 9,829,544 | Los Angeles | 100%
|
| S | 3,286,069 | San Diego | 100%
|
| O | 3,167,809 | Orange | 89%
|
| R | 2,458,395 | Riverside | 89%
|
| S | 1,588,921 | Sacramento | 86%
|
| S | 815,201 | San Francisco | 86%
|
| S | 2,194,710 | San Bernardino | 82%
|
| A | 1,648,556 | Alameda | 79%
|
| F | 1,013,581 | Fresno | 75%
|
| V | 839,784 | Ventura | 75%
|
| K | 917,673 | Kern | 71%
|
| M | 260,206 | Marin | 71%
|
| S | 737,888 | San Mateo | 71%
|
| S | 1,885,508 | Santa Clara | 71%
|
| C | 1,161,413 | Contra Costa | 68%
|
| H | 136,310 | Humboldt | 68%
|
| I | 179,851 | Imperial | 68%
|
| M | 286,461 | Merced | 68%
|
| N | 136,207 | Napa | 68%
|
| S | 446,475 | Santa Barbara | 68%
|
| Y | 216,986 | Yolo | 68%
|
| L | 68,766 | Lake | 64%
|
| M | 437,325 | Monterey | 64%
|
| S | 789,410 | San Joaquin | 64%
|
| T | 477,054 | Tulare | 64%
|
| E | 193,221 | El Dorado | 61%
|
| I | 18,970 | Inyo | 61%
|
| N | 103,487 | Nevada | 61%
|
| P | 412,300 | Placer | 61%
|
| S | 283,159 | San Luis Obispo | 61%
|
| C | 46,221 | Calaveras | 57%
|
| D | 28,100 | Del Norte | 57%
|
| K | 153,443 | Kings | 57%
|
| S | 182,139 | Shasta | 57%
|
| S | 485,887 | Sonoma | 57%
|
| S | 552,999 | Stanislaus | 57%
|
| T | 16,060 | Trinity | 57%
|
| B | 208,309 | Butte | 54%
|
| M | 8,661 | Modoc | 54%
|
| M | 13,247 | Mono | 54%
|
| S | 267,792 | Santa Cruz | 54%
|
| Y | 83,421 | Yuba | 54%
|
| A | 1,235 | Alpine | 50%
|
| L | 33,159 | Lassen | 50%
|
| M | 17,147 | Mariposa | 50%
|
| M | 91,305 | Mendocino | 50%
|
| P | 19,915 | Plumas | 50%
|
| S | 66,677 | San Benito | 50%
|
| S | 451,716 | Solano | 50%
|
| T | 55,810 | Tuolumne | 50%
|
| A | 41,259 | Amador | 46%
|
| G | 28,805 | Glenn | 46%
|
| M | 159,410 | Madera | 46%
|
| S | 3,283 | Sierra | 43%
|
| S | 44,118 | Siskiyou | 43%
|
| T | 65,498 | Tehama | 43%
|
| S | 99,063 | Sutter | 39%
|
| C | 21,917 | Colusa | 36%
|