Ranking of US Counties By Net Migration in 2018

Updated on July 29, 2024.

Based on the US Census Vintage data estimates, in 2018, the Net Migration for the United States was 719.87K. Among all US counties, Maricopa County had the highest net migration (56.15K), followed by Clark County (35.62K), and Collin County (26.79K).

On the other hand, Los Angeles County had the lowest net migration (-79.96K) followed by Cook County (-50.94K), and Kings County (-37.26K).

The chart below shows the top 10 counties with high net 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.

See this for other years:
Ranking of US Counties By Net Migration in 2018
Maricopa, AZ
56.15K
Clark, NV
35.62K
Collin, TX
26.79K
Polk, FL
20.45K
Hillsborough, FL
19.94K
Riverside, CA
18.30K
Orange, FL
17.40K
Denton, TX
17.37K
Williamson, TX
16.93K
Montgomery, TX
15.32K
Ranking of US Counties By Net Migration in 2018
Rank
County
Net Migration
1 Maricopa County, AZ 56,154
2 Clark County, NV 35,623
3 Collin County, TX 26,793
4 Polk County, FL 20,454
5 Hillsborough County, FL 19,937
6 Riverside County, CA 18,296
7 Orange County, FL 17,401
8 Denton County, TX 17,374
9 Williamson County, TX 16,928
10 Montgomery County, TX 15,316
11 Fort Bend County, TX 14,889
12 Pasco County, FL 14,785
13 Lee County, FL 14,546
14 Pinal County, AZ 13,704
15 Wake County, NC 12,716
16 Lake County, FL 12,366
17 Palm Beach County, FL 12,304
18 Osceola County, FL 12,071
19 Horry County, SC 11,918
20 King County, WA 11,815
21 Bexar County, TX 11,584
22 Volusia County, FL 10,929
23 Tarrant County, TX 10,709
24 Ada County, ID 10,476
25 St. Johns County, FL 9,786
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