Ranking of US Counties By Net International Migration in 2021
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2021, the Net International Migration for the United States was 376.00K. Among all US counties, Miami-Dade County had the highest net international migration (15.11K), followed by Harris County (13.92K), and Los Angeles County (12.11K).
On the other hand, Onslow County had the lowest net international migration (-173) followed by Montgomery County (-51), and Kootenai County (-37).
The chart below shows the top 10 counties with high net international migration, and the table below shows the ranking of the top 200 US counties.
You can see similar ranking information for related topics. You can also see links at the bottom of the page for the ranking of counties for each state.
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Related Topics: US Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage).
See this for other years:
Ranking of US Counties By Net International Migration in 2021
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| Rank | County | Net Intl. Migration |
|---|---|---|
| 1 | Miami-Dade County, FL | 15108 |
| 2 | Harris County, TX | 13919 |
| 3 | Los Angeles County, CA | 12107 |
| 4 | King County, WA | 8662 |
| 5 | Broward County, FL | 6714 |
| 6 | Santa Clara County, CA | 6704 |
| 7 | Dallas County, TX | 6681 |
| 8 | Cook County, IL | 6597 |
| 9 | Queens County, NY | 6388 |
| 10 | Maricopa County, AZ | 5515 |
| 11 | Orange County, FL | 5211 |
| 12 | Middlesex County, MA | 5206 |
| 13 | Kings County, NY | 5078 |
| 14 | Fairfax County, VA | 4263 |
| 15 | Alameda County, CA | 4235 |
| 16 | Bronx County, NY | 4168 |
| 17 | New York County, NY | 3978 |
| 18 | Orange County, CA | 3837 |
| 19 | Palm Beach County, FL | 3772 |
| 20 | Suffolk County, MA | 3508 |
| 21 | Hillsborough County, FL | 3313 |
| 22 | Mecklenburg County, NC | 3155 |
| 23 | Clark County, NV | 3074 |
| 24 | Tarrant County, TX | 2986 |
| 25 | Hudson County, NJ | 2980 |
| 26 | Montgomery County, MD | 2914 |
| 27 | Franklin County, OH | 2879 |
| 28 | Collin County, TX | 2863 |
| 29 | San Diego County, CA | 2717 |
| 30 | Philadelphia County, PA | 2689 |
| 31 | Travis County, TX | 2598 |
| 32 | Prince George's County, MD | 2557 |
| 33 | Fort Bend County, TX | 2476 |
| 34 | Sacramento County, CA | 2427 |
| 35 | Essex County, NJ | 2218 |
| 36 | San Francisco County, CA | 2040 |
| 37 | Essex County, MA | 2016 |
| 38 | Oakland County, MI | 2000 |
| 39 | Middlesex County, NJ | 1981 |
| 40 | Wake County, NC | 1959 |
| 41 | Gwinnett County, GA | 1907 |
| 42 | Fulton County, GA | 1886 |
| 43 | Marion County, IN | 1835 |
| 44 | Hennepin County, MN | 1793 |
| 45 | Bexar County, TX | 1773 |
| 46 | DeKalb County, GA | 1754 |
| 47 | San Mateo County, CA | 1715 |
| 48 | Contra Costa County, CA | 1676 |
| 49 | Norfolk County, MA | 1633 |
| 50 | Osceola County, FL | 1608 |
| 51 | Worcester County, MA | 1542 |
| 52 | Snohomish County, WA | 1491 |
| 53 | Wayne County, MI | 1468 |
| 54 | Westchester County, NY | 1411 |
| 55 | Prince William County, VA | 1384 |
| 56 | Honolulu County, HI | 1373 |
| 57 | Bergen County, NJ | 1358 |
| 58 | Duval County, FL | 1349 |
| 59 | Denton County, TX | 1298 |
| 60 | Union County, NJ | 1286 |
| 61 | Cobb County, GA | 1256 |
| 62 | DuPage County, IL | 1254 |
| 63 | Salt Lake County, UT | 1230 |
| 64 | Cuyahoga County, OH | 1210 |
| 65 | Lee County, FL | 1199 |
| 66 | Suffolk County, NY | 1179 |
| 67 | Pima County, AZ | 1164 |
| 68 | Allegheny County, PA | 1124 |
| 69 | Baltimore County, MD | 1109 |
| 70 | Hamilton County, OH | 1089 |
| 71 | Nassau County, NY | 1079 |
| 72 | Davidson County, TN | 1050 |
| 73 | St. Louis County, MO | 1043 |
| 74 | Passaic County, NJ | 1035 |
| 75 | Loudoun County, VA | 999 |
| 76 | Milwaukee County, WI | 988 |
| 77 | Arapahoe County, CO | 969 |
| 78 | Arlington County, VA | 958 |
| 79 | Ramsey County, MN | 954 |
| 80 | Washington County, OR | 928 |
| 81 | Bernalillo County, NM | 921 |
| 82 | Providence County, RI | 909 |
| 83 | Dane County, WI | 908 |
| 84 | Durham County, NC | 902 |
| 85 | Jefferson Parish, LA | 893 |
| 86 | Greenville County, SC | 891 |
| 87 | Collier County, FL | 890 |
| 88 | Erie County, NY | 879 |
| 89 | Pierce County, WA | 867 |
| 90 | Hillsborough County, NH | 850 |
| 91 | Polk County, FL | 826 |
| 92 | Mercer County, NJ | 817 |
| 93 | Polk County, IA | 814 |
| 94 | Henrico County, VA | 798 |
| 95 | Pinellas County, FL | 796 |
| 95 | Jefferson County, KY | 796 |
| 96 | Seminole County, FL | 774 |
| 97 | Monroe County, NY | 759 |
| 97 | Montgomery County, TX | 759 |
| 98 | Williamson County, TX | 754 |
| 99 | Guilford County, NC | 749 |
| 99 | Alexandria city, VA | 749 |
| 100 | Bristol County, MA | 723 |
| 101 | Lehigh County, PA | 718 |
| 102 | Champaign County, IL | 708 |
| 103 | Denver County, CO | 703 |
| 104 | New Castle County, DE | 695 |
| 105 | Multnomah County, OR | 691 |
| 106 | San Joaquin County, CA | 677 |
| 107 | Montgomery County, PA | 676 |
| 108 | Morris County, NJ | 670 |
| 109 | Tippecanoe County, IN | 650 |
| 110 | Tulsa County, OK | 647 |
| 111 | Delaware County, PA | 646 |
| 112 | Riverside County, CA | 643 |
| 113 | Baltimore city, MD | 642 |
| 114 | Jackson County, MO | 639 |
| 115 | Washtenaw County, MI | 636 |
| 116 | Douglas County, NE | 632 |
| 117 | East Baton Rouge Parish, LA | 620 |
| 118 | Oklahoma County, OK | 616 |
| 119 | San Bernardino County, CA | 605 |
| 120 | Macomb County, MI | 592 |
| 121 | Hidalgo County, TX | 590 |
| 122 | Hamilton County, IN | 580 |
| 123 | Hampden County, MA | 578 |
| 124 | Somerset County, NJ | 567 |
| 125 | Kent County, MI | 566 |
| 126 | Plymouth County, MA | 564 |
| 127 | Fresno County, CA | 560 |
| 128 | Johnson County, IA | 551 |
| 129 | Anchorage Borough, AK | 526 |
| 130 | Cumberland County, ME | 521 |
| 131 | Montgomery County, OH | 516 |
| 132 | Lake County, IL | 515 |
| 133 | Yolo County, CA | 512 |
| 134 | Onondaga County, NY | 507 |
| 135 | Shelby County, TN | 500 |
| 136 | Johnson County, KS | 496 |
| 137 | Utah County, UT | 492 |
| 138 | Richmond city, VA | 482 |
| 139 | Adams County, CO | 480 |
| 140 | Albany County, NY | 479 |
| 141 | Butler County, OH | 473 |
| 142 | Charleston County, SC | 471 |
| 143 | Richland County, SC | 468 |
| 144 | Washoe County, NV | 465 |
| 145 | Minnehaha County, SD | 462 |
| 146 | St. Louis city, MO | 458 |
| 147 | Clark County, WA | 448 |
| 148 | Yuma County, AZ | 446 |
| 149 | Manatee County, FL | 445 |
| 150 | Santa Barbara County, CA | 439 |
| 150 | Camden County, NJ | 439 |
| 151 | Berks County, PA | 438 |
| 152 | Summit County, OH | 433 |
| 153 | Alachua County, FL | 429 |
| 154 | Lancaster County, PA | 423 |
| 155 | Ingham County, MI | 415 |
| 156 | Chester County, PA | 411 |
| 157 | Howard County, MD | 410 |
| 158 | Anne Arundel County, MD | 403 |
| 159 | Pasco County, FL | 399 |
| 160 | Sedgwick County, KS | 398 |
| 161 | Volusia County, FL | 396 |
| 161 | Rockland County, NY | 396 |
| 162 | Virginia Beach city, VA | 395 |
| 162 | Yakima County, WA | 395 |
| 163 | Marin County, CA | 388 |
| 164 | Richmond County, NY | 385 |
| 165 | Brazos County, TX | 384 |
| 166 | El Paso County, TX | 377 |
| 167 | Brevard County, FL | 374 |
| 168 | Dakota County, MN | 373 |
| 168 | Bucks County, PA | 373 |
| 169 | Will County, IL | 371 |
| 169 | Luzerne County, PA | 371 |
| 170 | Anoka County, MN | 361 |
| 171 | Forsyth County, GA | 359 |
| 172 | Chesterfield County, VA | 357 |
| 173 | Linn County, IA | 355 |
| 174 | Monroe County, IN | 350 |
| 175 | Lancaster County, NE | 348 |
| 176 | Stearns County, MN | 343 |
| 177 | Lubbock County, TX | 342 |
| 178 | Pinal County, AZ | 340 |
| 178 | Lake County, FL | 340 |
| 179 | Allen County, IN | 339 |
| 179 | Fayette County, KY | 339 |
| 180 | Boulder County, CO | 334 |
| 181 | Wyandotte County, KS | 333 |
| 182 | Ector County, TX | 331 |
| 183 | Benton County, AR | 329 |
| 184 | Hawaii County, HI | 327 |
| 184 | Boone County, MO | 327 |
| 185 | Norfolk city, VA | 324 |
| 186 | Stanislaus County, CA | 321 |
| 187 | Kern County, CA | 320 |
| 188 | Orleans Parish, LA | 319 |
| 188 | Webb County, TX | 319 |
Ranking of Counties By Net International Migration in 2021 for each US State
Use the following links to see the ranking of counties by net international migration for each of the following US states.
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