Ranking of US Counties By the Percentage of the Population that were Immigrants or Foreign-Born in 2021 (ACS-5Yrs)
Updated on September 27, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among all US counties, Miami-Dade, FL had the highest percentage of its population being immigrants or foreign-born (53.99%), followed by Queens, NY (46.97%), and Aleutians West, AK (45.31%).
The chart below shows the top 10 counties, and the table below shows the top 200 counties.
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Related Topics: US Census 2021 Topic List.
Data Source: US Census - ACS 5-Year Estimates.
Ranking of US Counties By the Percentage of the Population that were Immigrants or Foreign-Born in 2021
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| Rank | County | Perc. of County Population |
|---|---|---|
| 1 | Miami-Dade, FL | 53.99 |
| 2 | Queens, NY | 46.97 |
| 3 | Aleutians West, AK | 45.31 |
| 4 | Presidio, TX | 43.02 |
| 5 | Hudson, NJ | 42.93 |
| 6 | Hudspeth, TX | 42.60 |
| 7 | Santa Clara, CA | 39.94 |
| 8 | Manassas Park city, VA | 37.87 |
| 9 | Kings, NY | 35.30 |
| 10 | San Mateo, CA | 35.11 |
| 11 | Broward, FL | 34.82 |
| 12 | Colfax, NE | 34.55 |
| 13 | Bronx, NY | 34.20 |
| 14 | San Francisco, CA | 34.11 |
| 15 | Los Angeles, CA | 33.47 |
| 16 | Middlesex, NJ | 33.40 |
| 17 | Alameda, CA | 32.94 |
| 18 | Santa Cruz, AZ | 32.65 |
| 19 | Montgomery, MD | 32.24 |
| 20 | Passaic, NJ | 32.14 |
| 21 | Bergen, NJ | 30.88 |
| 22 | Union, NJ | 30.78 |
| 23 | Fairfax, VA | 30.65 |
| 24 | Imperial, CA | 29.93 |
| 25 | Suffolk, MA | 29.81 |
| 26 | Maverick, TX | 29.49 |
| 27 | Orange, CA | 29.45 |
| 28 | Fort Bend, TX | 29.26 |
| 29 | Fairfax city, VA | 29.07 |
| 30 | Monterey, CA | 29.04 |
| 31 | Seward, KS | 28.95 |
| 32 | Essex, NJ | 28.74 |
| 33 | Dallam, TX | 28.19 |
| 34 | New York, NY | 27.93 |
| 35 | Ochiltree, TX | 27.69 |
| 36 | Stewart, GA | 27.55 |
| 37 | Manassas city, VA | 27.44 |
| 38 | Gaines, TX | 27.00 |
| 39 | Colusa, CA | 26.69 |
| 40 | Starr, TX | 26.64 |
| 41 | Somerset, NJ | 26.54 |
| 42 | Garza, TX | 26.51 |
| 43 | Hendry, FL | 26.42 |
| 44 | Palm Beach, FL | 26.35 |
| 45 | Harris, TX | 26.17 |
| 46 | Hidalgo, TX | 26.09 |
| 47 | Merced, CA | 26.02 |
| 48 | Moore, TX | 25.95 |
| 49 | Gwinnett, GA | 25.84 |
| 50 | Collier, FL | 25.63 |
| 51 | Prince William, VA | 25.60 |
| 52 | Texas, OK | 25.59 |
| 53 | Alexandria city, VA | 25.58 |
| 54 | Yuma, AZ | 25.49 |
| 54 | Loudoun, VA | 25.49 |
| 55 | Kenedy, TX | 25.44 |
| 56 | Westchester, NY | 25.31 |
| 57 | Webb, TX | 25.18 |
| 58 | Contra Costa, CA | 24.96 |
| 59 | Aleutians East, AK | 24.70 |
| 60 | Dallas, TX | 24.54 |
| 61 | Richmond, NY | 24.24 |
| 62 | King, WA | 24.16 |
| 63 | Parmer, TX | 24.09 |
| 64 | Crane, TX | 24.00 |
| 65 | Adams, WA | 23.92 |
| 66 | Ford, KS | 23.89 |
| 67 | Clark, ID | 23.84 |
| 68 | Mercer, NJ | 23.63 |
| 69 | El Paso, TX | 23.59 |
| 70 | Prince George's, MD | 23.39 |
| 71 | San Joaquin, CA | 23.32 |
| 72 | Dakota, NE | 22.88 |
| 73 | Glasscock, TX | 22.85 |
| 74 | Osceola, FL | 22.77 |
| 75 | Cameron, TX | 22.76 |
| 76 | San Diego, CA | 22.73 |
| 77 | Arlington, VA | 22.49 |
| 78 | Santa Barbara, CA | 22.40 |
| 79 | Nassau, NY | 22.38 |
| 80 | Sherman, TX | 22.36 |
| 81 | Yolo, CA | 22.35 |
| 82 | Fairfield, CT | 22.33 |
| 83 | Orange, FL | 22.32 |
| 84 | Finney, KS | 22.26 |
| 85 | Franklin, WA | 22.24 |
| 86 | Val Verde, TX | 22.20 |
| 87 | Clark, NV | 22.02 |
| 88 | Haskell, KS | 21.98 |
| 89 | Dawson, NE | 21.96 |
| 90 | Bailey, TX | 21.91 |
| 91 | Middlesex, MA | 21.90 |
| 92 | Sutter, CA | 21.83 |
| 93 | Collin, TX | 21.81 |
| 94 | Tulare, CA | 21.67 |
| 95 | Riverside, CA | 21.54 |
| 96 | Napa, CA | 21.49 |
| 97 | Howard, MD | 21.39 |
| 98 | Ventura, CA | 21.11 |
| 98 | Zapata, TX | 21.11 |
| 99 | Sacramento, CA | 21.03 |
| 100 | Rockland, NY | 21.00 |
| 101 | Cook, IL | 20.93 |
| 102 | San Bernardino, CA | 20.66 |
| 103 | Nobles, MN | 20.61 |
| 104 | Buena Vista, IA | 20.59 |
| 105 | Grant, KS | 20.54 |
| 106 | Stanislaus, CA | 20.14 |
| 107 | Yoakum, TX | 20.01 |
| 108 | San Benito, CA | 19.98 |
| 109 | Madera, CA | 19.94 |
| 110 | Fresno, CA | 19.92 |
| 111 | Solano, CA | 19.72 |
| 112 | Kern, CA | 19.65 |
| 113 | DuPage, IL | 19.56 |
| 114 | Titus, TX | 19.53 |
| 115 | Morris, NJ | 19.50 |
| 116 | Honolulu, HI | 19.46 |
| 117 | Hansford, TX | 19.43 |
| 118 | Providence, RI | 19.40 |
| 119 | Norfolk, MA | 19.16 |
| 120 | Kings, CA | 19.12 |
| 120 | Monroe, FL | 19.12 |
| 120 | Forsyth, GA | 19.12 |
| 121 | Kodiak Island, AK | 18.86 |
| 122 | Yakima, WA | 18.68 |
| 123 | Lake, IL | 18.65 |
| 124 | Marin, CA | 18.50 |
| 125 | Whitfield, GA | 18.37 |
| 126 | Frio, TX | 18.27 |
| 127 | Hillsborough, FL | 18.26 |
| 128 | Reeves, TX | 18.03 |
| 129 | Essex, MA | 17.94 |
| 130 | Washington, OR | 17.93 |
| 131 | Morrow, OR | 17.86 |
| 132 | Maui, HI | 17.84 |
| 133 | Santa Cruz, CA | 17.83 |
| 134 | Castro, TX | 17.80 |
| 135 | Hamilton, KS | 17.65 |
| 136 | Jerome, ID | 17.62 |
| 137 | Lea, NM | 17.49 |
| 138 | Travis, TX | 17.42 |
| 139 | Snohomish, WA | 17.24 |
| 140 | Lee, FL | 17.13 |
| 141 | Kane, IL | 17.09 |
| 142 | Sevier, AR | 17.00 |
| 142 | Luna, NM | 17.00 |
| 143 | Crawford, IA | 16.93 |
| 144 | Mono, CA | 16.82 |
| 145 | Blaine, ID | 16.80 |
| 146 | St. Lucie, FL | 16.74 |
| 147 | Grant, WA | 16.62 |
| 148 | Petersburg, AK | 16.42 |
| 149 | Sonoma, CA | 16.33 |
| 149 | Cochran, TX | 16.33 |
| 150 | Deaf Smith, TX | 16.29 |
| 151 | Tarrant, TX | 16.26 |
| 152 | Lincoln, ID | 16.22 |
| 153 | DeKalb, GA | 16.20 |
| 153 | Wyandotte, KS | 16.20 |
| 153 | Hemphill, TX | 16.20 |
| 154 | Hall, GA | 16.13 |
| 155 | Kauai, HI | 16.06 |
| 156 | Glenn, CA | 16.05 |
| 157 | Doña Ana, NM | 15.98 |
| 158 | Andrews, TX | 15.96 |
| 159 | Mecklenburg, NC | 15.95 |
| 160 | Falls Church city, VA | 15.91 |
| 161 | Denton, TX | 15.89 |
| 162 | Atlantic, NJ | 15.87 |
| 163 | Cobb, GA | 15.81 |
| 164 | Harrisonburg city, VA | 15.80 |
| 165 | Ramsey, MN | 15.76 |
| 166 | Potter, TX | 15.64 |
| 167 | Hood River, OR | 15.63 |
| 168 | Ector, TX | 15.61 |
| 169 | Arapahoe, CO | 15.58 |
| 170 | Suffolk, NY | 15.49 |
| 171 | Winkler, TX | 15.48 |
| 172 | Douglas, WA | 15.43 |
| 173 | Hartford, CT | 15.41 |
| 174 | Eagle, CO | 15.34 |
| 175 | Saline, NE | 15.29 |
| 176 | Adams, CO | 15.04 |
| 177 | King, TX | 14.85 |
| 178 | Seminole, FL | 14.73 |
| 179 | Nantucket, MA | 14.60 |
| 180 | Maricopa, AZ | 14.49 |
| 181 | Hall, NE | 14.39 |
| 182 | Philadelphia, PA | 14.33 |
| 183 | Durham, NC | 14.31 |
| 184 | Reagan, TX | 14.30 |
| 185 | Garfield, CO | 14.29 |
| 186 | Denver, CO | 14.24 |
| 187 | Power, ID | 14.18 |
| 188 | Culberson, TX | 14.17 |
| 189 | Lipscomb, TX | 14.12 |
| 190 | Washoe, NV | 14.09 |
| 191 | Minidoka, ID | 14.08 |
| 192 | Putnam, NY | 13.86 |