U.S. English Foundation Research

 

Many Languages, One America: Most Linguistically Diverse Counties

 

Rank Region Languages
1 Los Angeles County, Calif. 135
2 King County, Wash. 118
3 (tie) Maricopa County, Ariz. 110
3 (tie) San Diego County, Calif. 110
5 Cook County, Ill. 109
6 Queens County, N.Y. 105
7 Santa Clara County, Calif. 104
8 Alameda County, Calif. 101
9 Orange County, Calif. 100
10 Harris County, Texas 97
11 (tie) Kings County, N.Y. 96
11 (tie) New York County, N.Y. 96
11 (tie) Montgomery County, Md. 96
15 Dallas County, Texas 94
14 San Francisco County, Calif. 94
16 Fairfax County, Va. 92
17 Sacramento County, Calif. 91
18 Hennepin County, Minn. 90
19 Multnomah County, Ore. 89
20 Wayne County, Mich. 88
21 (tie) Riverside County, Calif. 86
21 (tie) Middlesex County, Mass. 86
23 (tie) San Bernardino County, Calif. 85
23 (tie) Tarrant County, Texas 85
25 (tie) Middlesex County, N.J. 84
25 (tie) Broward County, Fla. 84
25 (tie) Clark County, Nev. 84
25 (tie) Philadelphia County, Pa. 84
25 (tie) Suffolk County, Mass. 84
30 San Mateo County, Calif. 83
31 (tie) Contra Costa County, Calif. 82
31 (tie) Honolulu County, Hawaii 82
33 Franklin County, Ohio 81
34 Bergen County, N.J. 80
35 (tie) Cuyahoga County, Ohio 79
35 (tie) Salt Lake County, Utah 79
35 (tie) Westchester County, N.Y. 79
35 (tie) Miami-Dade County, Fla. 79
35 (tie) District of Columbia, D.C. 79
40 Nassau County, N.Y. 78
41 (tie) DuPage County, Ill. 77
41 (tie) Oakland County, Mich. 77
41 (tie) Bronx County, N.Y. 77
41 (tie) Pierce County, Wash 77
45 (tie) Baltimore County, Md. 76
45 (tie) Allegheny County, Pa. 76
47 (tie) Snohomish County, Wash. 75
47 (tie) Ventura County, Calif. 75
47 (tie) Prince George’s County, Md. 75
47 (tie) Essex County, N.J. 75
47 (tie) Suffolk County, N.Y. 75