| Country | Number of speakers | Margin of Error | Speak English less than "Very Well" | Margin of Error |
| United States | 20 | 22 | (B) | - |
| State | Number of speakers | Margin of Error | Speak English less than "Very Well" | Margin of Error |
| Massachusetts | (D) | (D) | (B) | - |
| Michigan | (D) | (D) | (B) | - |
| Pennsylvania | (D) | (D) | (B) | - |
| County | Number of speakers | Margin of Error | Speak English less than "Very Well" | Margin of Error |
| Middlesex County [MA] | (D) | (D) | (B) | - |
| Montgomery County [PA] | (D) | (D) | (B) | - |
| City / Metropolitan area / CBSA | Number of speakers | Margin of Error | Speak English less than "Very Well" | Margin of Error |
| Boston-Cambridge-Newton [MA-NH] | (D) | (D) | (B) | - |
| Philadelphia-Camden-Wilmington [PA-NJ-DE-MD] | (D) | (D) | (B) | - |