| Country | Number of speakers | Margin of Error | Speak English less than "Very Well" | Margin of Error |
| United States | 155 | 105 | (B) | - |
| State | Number of speakers | Margin of Error | Speak English less than "Very Well" | Margin of Error |
| California | 155 | 105 | (B) | - |
| County | Number of speakers | Margin of Error | Speak English less than "Very Well" | Margin of Error |
| San Joaquin County [CA] | 50 | 73 | (B) | - |
| Contra Costa County [CA] | (D) | (D) | (B) | - |
| Sacramento County [CA] | (D) | (D) | (B) | - |
| Ventura County [CA] | (D) | (D) | (B) | - |
| City / Metropolitan area / CBSA | Number of speakers | Margin of Error | Speak English less than "Very Well" | Margin of Error |
| Stockton-Lodi [CA] | 50 | 73 | (B) | - |
| Oxnard-Thousand Oaks-Ventura [CA] | (D) | (D) | (B) | - |
| Sacramento-Roseville-Arden-Arcade [CA] | (D) | (D) | (B) | - |
| San Francisco-Oakland-Hayward [CA] | (D) | (D) | (B) | - |