Ranking of US Counties By Population in 2016

Updated on July 26, 2024.

Based on the US Census Vintage data estimates, in 2016, the Population for the United States was 323.07M. Among all US counties, Los Angeles County had the highest population (10.10M), followed by Cook County (5.22M), and Harris County (4.62M).

On the other hand, Kalawao County had the lowest population (88) followed by Loving County (117), and King County (289).

The chart below shows the top 10 counties with high population, 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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Ranking of US Counties By Population in 2016
Los Angeles, CA
Cook, IL
Harris, TX
Maricopa, AZ
San Diego, CA
Orange, CA
Miami-Dade, FL
Kings, NY
Dallas, TX
Riverside, CA
Ranking of US Counties By Population in 2016
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Rank County Population
1 Los Angeles County, CA 10094865
2 Cook County, IL 5223386
3 Harris County, TX 4622836
4 Maricopa County, AZ 4258019
5 San Diego County, CA 3305462
6 Orange County, CA 3164277
7 Miami-Dade County, FL 2689890
8 Kings County, NY 2608146
9 Dallas County, TX 2591488
10 Riverside County, CA 2378282
11 Queens County, NY 2306249
12 King County, WA 2167863
13 Clark County, NV 2140240
14 San Bernardino County, CA 2130726
15 Tarrant County, TX 2023942
16 Santa Clara County, CA 1928144
17 Bexar County, TX 1927409
18 Broward County, FL 1913780
19 Wayne County, MI 1760835
20 Alameda County, CA 1650765
21 New York County, NY 1636721
22 Middlesex County, MA 1595581
23 Philadelphia County, PA 1576604
24 Sacramento County, CA 1511401
25 Suffolk County, NY 1486699
26 Palm Beach County, FL 1451469
27 Bronx County, NY 1443678
28 Hillsborough County, FL 1398093
29 Nassau County, NY 1356067
30 Orange County, FL 1327775
31 Franklin County, OH 1275212
32 Cuyahoga County, OH 1254324
33 Oakland County, MI 1251563
34 Hennepin County, MN 1236183
35 Allegheny County, PA 1226893
36 Travis County, TX 1206283
37 Fairfax County, VA 1144957
38 Contra Costa County, CA 1137259
39 Salt Lake County, UT 1120751
40 Mecklenburg County, NC 1058056
41 Wake County, NC 1048933
42 Montgomery County, MD 1039327
43 Fulton County, GA 1023816
44 Pima County, AZ 1017083
45 St. Louis County, MO 998393
46 Honolulu County, HI 993044
47 Fresno County, CA 976231
48 Westchester County, NY 970461
49 Pinellas County, FL 960527
50 Milwaukee County, WI 955121
51 Marion County, IN 946050
52 Fairfield County, CT 945096
53 Collin County, TX 944313
54 Shelby County, TN 936716
55 DuPage County, IL 931408
56 Bergen County, NJ 928381
57 Duval County, FL 927038
58 Erie County, NY 918992
59 Prince George's County, MD 909262
60 Gwinnett County, GA 905291
61 Hartford County, CT 894282
62 Kern County, CA 881094
63 San Francisco County, CA 871343
64 Macomb County, MI 868329
65 Pierce County, WA 864004
66 New Haven County, CT 858159
67 Hidalgo County, TX 847759
68 Ventura County, CA 846921
69 El Paso County, TX 834112
70 Baltimore County, MD 828941
71 Middlesex County, NJ 825298
72 Worcester County, MA 820447
73 Montgomery County, PA 820106
74 Hamilton County, OH 811766
75 Denton County, TX 807566
76 Multnomah County, OR 803630
77 Essex County, NJ 793073
78 Suffolk County, MA 793020
79 Snohomish County, WA 787886
80 Oklahoma County, OK 784684
81 Essex County, MA 780222
82 San Mateo County, CA 767928
83 Jefferson County, KY 767770
84 Cobb County, GA 748767
85 DeKalb County, GA 747299
86 Fort Bend County, TX 744489
87 Monroe County, NY 744150
88 San Joaquin County, CA 732662
89 Lee County, FL 723467
90 Lake County, IL 704401
91 Norfolk County, MA 697452
92 Denver County, CO 696273
93 Jackson County, MO 692812
94 El Paso County, CO 688671
95 Will County, IL 688330
96 Davidson County, TN 686420
97 Bernalillo County, NM 677883
98 Hudson County, NJ 668673
99 Polk County, FL 666271
100 Jefferson County, AL 660507
101 Tulsa County, OK 646328
102 Kent County, MI 644219
103 Arapahoe County, CO 639605
104 Providence County, RI 635384
105 Bucks County, PA 626369
106 Monmouth County, NJ 623055
107 Baltimore city, MD 616542
108 Ocean County, NJ 591142
109 Utah County, UT 591107
110 Johnson County, KS 586601
111 Washington County, OR 585358
112 Brevard County, FL 577380
113 Jefferson County, CO 571823
114 Anne Arundel County, MD 567434
115 Delaware County, PA 563860
116 Bristol County, MA 558413
117 Douglas County, NE 555880
118 New Castle County, DE 555582
119 Montgomery County, TX 555338
120 Union County, NJ 552814
121 Ramsey County, MN 541635
122 Summit County, OH 541226
123 Stanislaus County, CA 538986
124 Lancaster County, PA 538303
125 Montgomery County, OH 532274
126 Dane County, WI 531775
127 Kane County, IL 530540
128 Volusia County, FL 529100
129 Williamson County, TX 528207
130 Guilford County, NC 524520
131 Chester County, PA 516768
132 Sedgwick County, KS 513324
133 Plymouth County, MA 512535
134 Pasco County, FL 510319
135 Camden County, NJ 507119
136 Passaic County, NJ 504001
137 Sonoma County, CA 502445
138 Greenville County, SC 499595
139 Adams County, CO 497735
140 Spokane County, WA 497163
141 Morris County, NJ 493831
142 Lake County, IN 486381
143 Polk County, IA 474593
144 Richmond County, NY 474160
145 Hampden County, MA 467874
146 Clark County, WA 465911
147 Onondaga County, NY 464139
148 Tulare County, CA 458991
149 Prince William County, VA 456805
150 Knox County, TN 456410
151 Seminole County, FL 456266
152 Virginia Beach city, VA 451510
153 Washoe County, NV 449990
154 Burlington County, NJ 447092
155 East Baton Rouge Parish, LA 447020
156 Ada County, ID 444929
157 Santa Barbara County, CA 444112
158 York County, PA 444012
159 Solano County, CA 438834
160 Jefferson Parish, LA 436865
161 Monterey County, CA 433436
162 Lucas County, OH 433113
163 Cameron County, TX 420894
164 Dakota County, MN 417783
165 Pinal County, AZ 417312
166 Berks County, PA 415911
167 Mobile County, AL 415169
168 Sarasota County, FL 413395
169 Hillsborough County, NH 411591
170 Richland County, SC 409569
171 Genesee County, MI 409054
172 Clackamas County, OR 407055
173 Waukesha County, WI 398664
174 Charleston County, SC 397433
175 Pulaski County, AR 394322
176 Orleans Parish, LA 392265
177 St. Charles County, MO 390724
178 Loudoun County, VA 385750
179 Placer County, CA 379046
180 Butler County, OH 378527
181 Orange County, NY 377894
182 Manatee County, FL 375538
183 Stark County, OH 373553
184 Forsyth County, NC 371437
185 Allen County, IN 369526
186 Lane County, OR 369201
187 Mercer County, NJ 367929
188 Washtenaw County, MI 366960
189 Collier County, FL 365894
190 Lehigh County, PA 362357
191 Nueces County, TX 361753
192 Hamilton County, TN 358165
193 Madison County, AL 356985
194 Westmoreland County, PA 354763
195 Brazoria County, TX 353361
196 Marion County, FL 347958
197 Anoka County, MN 346813
198 Bell County, TX 341477
199 Davis County, UT 341255
200 Larimer County, CO 339394