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US counties

All 3,144 counties and county-equivalents, from the most populous down. Population is the July 2024 estimate; change is measured against the April 2020 base.

3,144 counties
#CountyStatePopulationChange since 2020Unemployment rate
1Los Angeles CountyCalifornia9,757,179-2.6 %5.7 %
2Cook CountyIllinois5,182,617-1.8 %4.8 %
3Harris CountyTexas5,009,3025.9 %4.5 %
4Maricopa CountyArizona4,673,0965.6 %3.8 %
5San Diego CountyCalifornia3,298,7990.0 %4.6 %
6Orange CountyCalifornia3,170,435-0.5 %4.1 %
7Miami-Dade CountyFlorida2,838,4615.1 %2.7 %
8Dallas CountyTexas2,656,0281.7 %4.1 %
9Kings CountyNew York2,617,631-4.3 %5.4 %
10Riverside CountyCalifornia2,529,9334.5 %5.6 %
11Clark CountyNevada2,398,8715.8 %5.6 %
12King CountyWashington2,340,2113.1 %4.5 %
13Queens CountyNew York2,316,841-3.7 %4.7 %
14Tarrant CountyTexas2,230,7085.7 %3.9 %
15San Bernardino CountyCalifornia2,214,2811.5 %5.4 %
16Bexar CountyTexas2,127,7375.9 %4.0 %
17Broward CountyFlorida2,037,4724.8 %3.7 %
18Santa Clara CountyCalifornia1,926,325-0.5 %4.3 %
19Wayne CountyMichigan1,771,063-1.3 %6.0 %
20Middlesex CountyMassachusetts1,668,9562.3 %4.1 %
21New York CountyNew York1,660,664-2.0 %4.7 %
22Alameda CountyCalifornia1,649,060-2.0 %4.7 %
23Sacramento CountyCalifornia1,611,2311.7 %5.0 %
24Palm Beach CountyFlorida1,582,0556.0 %3.9 %
25Hillsborough CountyFlorida1,581,4268.3 %4.0 %
26Philadelphia CountyPennsylvania1,573,916-1.9 %5.3 %
27Suffolk CountyNew York1,535,9090.7 %3.5 %
28Orange CountyFlorida1,533,6467.3 %3.8 %
29Nassau CountyNew York1,392,438-0.2 %3.3 %
30Bronx CountyNew York1,384,724-6.0 %7.0 %
31Travis CountyTexas1,363,7675.7 %3.4 %
32Franklin CountyOhio1,356,3032.5 %4.4 %
33Oakland CountyMichigan1,296,8881.8 %3.9 %
34Hennepin CountyMinnesota1,273,334-0.6 %3.6 %
35Collin CountyTexas1,254,65817.7 %3.9 %
36Cuyahoga CountyOhio1,240,594-1.9 %4.1 %
37Wake CountyNorth Carolina1,232,4449.1 %3.2 %
38Allegheny CountyPennsylvania1,231,814-1.5 %4.0 %
39Salt Lake CountyUtah1,216,2742.6 %3.6 %
40Mecklenburg CountyNorth Carolina1,206,2858.1 %3.9 %
41Contra Costa CountyCalifornia1,172,6070.6 %4.8 %
42Fairfax CountyVirginia1,160,9250.9 %3.2 %
43Fulton CountyGeorgia1,090,3542.2 %3.5 %
44Montgomery CountyMaryland1,082,2731.9 %3.7 %
45Pima CountyArizona1,080,1493.5 %4.3 %
46Duval CountyFlorida1,055,1596.0 %4.1 %
47Denton CountyTexas1,045,12015.3 %3.8 %
48Fresno CountyCalifornia1,024,1251.5 %8.5 %
49Westchester CountyNew York1,006,4470.2 %3.4 %
50Gwinnett CountyGeorgia1,003,8694.9 %3.2 %
51Honolulu CountyHawaii998,747-1.7 %2.3 %
52St. Louis CountyMissouri992,929-1.2 %4.1 %
53Capitol Planning RegionConnecticut991,5081.4 %4.1 %
54Marion CountyIndiana981,6280.5 %3.7 %
55Bergen CountyNew Jersey978,6412.4 %4.3 %
56Prince George's CountyMaryland966,629-0.1 %4.4 %
57Pinellas CountyFlorida965,8700.7 %3.7 %
58Fort Bend CountyTexas958,43416.5 %4.3 %
59Erie CountyNew York950,602-0.4 %4.0 %
60Pierce CountyWashington941,1702.2 %5.0 %