County Maps US

US counties by population

Every county and county-equivalent in the United States, ranked by population and sortable on any column. This is the complete dataset rather than a top hundred.

Counties with a figure
3,144
every county is covered
Median
26,225
half are above, half below
Mean
108,710
pulled above the median by the largest counties
Top ten share
12.2%
of the national total, held by ten counties

Source: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026. Retrieved 30 August 2026.

Download all 3,144 rows as CSVOr read the curated version: Most Populous Counties in the US and Least Populous Counties in the US and Fastest Growing US Counties and Fastest Shrinking US Counties.

Ranks 1 to 500

US counties by population, ranks 1 to 500 of 3144. Sortable within this page.
RankCountyStatePopulation
1Los Angeles CountyCalifornia9,694,934
2Cook CountyIllinois5,194,625
3Harris CountyTexas5,045,026
4Maricopa CountyArizona4,689,558
5San Diego CountyCalifornia3,282,248
6Orange CountyCalifornia3,149,507
7Miami-Dade CountyFlorida2,802,029
8Dallas CountyTexas2,661,397
9Kings CountyNew York2,653,963
10Riverside CountyCalifornia2,544,916
11Clark CountyNevada2,407,226
12Queens CountyNew York2,358,182
13King CountyWashington2,344,939
14Tarrant CountyTexas2,248,466
15San Bernardino CountyCalifornia2,224,091
16Bexar CountyTexas2,160,088
17Broward CountyFlorida2,013,317
18Santa Clara CountyCalifornia1,914,391
19Wayne CountyMichigan1,769,038
20Middlesex CountyMassachusetts1,669,979
21New York CountyNew York1,664,862
22Alameda CountyCalifornia1,636,630
23Sacramento CountyCalifornia1,618,460
24Palm Beach CountyFlorida1,575,726
25Philadelphia CountyPennsylvania1,574,281
26Hillsborough CountyFlorida1,574,115
27Suffolk CountyNew York1,546,090
28Orange CountyFlorida1,528,002
29Bronx CountyNew York1,406,332
30Nassau CountyNew York1,398,939
31Travis CountyTexas1,389,670
32Franklin CountyOhio1,361,536
33Collin CountyTexas1,297,179
34Oakland CountyMichigan1,288,337
35Hennepin CountyMinnesota1,284,784
36Wake CountyNorth Carolina1,257,235
37Mecklenburg CountyNorth Carolina1,233,383
38Cuyahoga CountyOhio1,232,925
39Allegheny CountyPennsylvania1,225,035
40Salt Lake CountyUtah1,220,916
41Contra Costa CountyCalifornia1,170,070
42Fairfax CountyVirginia1,167,873
43Fulton CountyGeorgia1,098,791
44Pima CountyArizona1,074,685
45Montgomery CountyMaryland1,074,582
46Denton CountyTexas1,069,346
47Duval CountyFlorida1,062,963
48Fresno CountyCalifornia1,035,456
49Gwinnett CountyGeorgia1,018,099
50Westchester CountyNew York1,015,743
51Capitol Planning RegionConnecticut994,115
52Marion CountyIndiana992,196
53St. Louis CountyMissouri990,911
54Honolulu CountyHawaii988,703
55Bergen CountyNew Jersey977,026
56Fort Bend CountyTexas975,191
57Prince George's CountyMaryland970,374
58Pinellas CountyFlorida948,563
59Erie CountyNew York946,741
60Pierce CountyWashington946,288
61DuPage CountyIllinois934,298
62Kern CountyCalifornia927,068
63Milwaukee CountyWisconsin924,216
64Hidalgo CountyTexas921,549
65Shelby CountyTennessee910,226
66Essex CountyNew Jersey896,379
67Worcester CountyMassachusetts888,502
68Macomb CountyMichigan886,221
69Middlesex CountyNew Jersey883,335
70El Paso CountyTexas877,858
71Montgomery CountyPennsylvania877,643
72Lee CountyFlorida875,607
73Polk CountyFlorida874,790
74Snohomish CountyWashington870,656
75Baltimore CountyMaryland847,650
76Hamilton CountyOhio838,418
77Ventura CountyCalifornia830,851
78Essex CountyMassachusetts826,653
79San Francisco CountyCalifornia826,079
80San Joaquin CountyCalifornia823,815
81Oklahoma CountyOklahoma822,125
82Multnomah CountyOregon795,391
83Jefferson CountyKentucky795,222
84Cobb CountyGeorgia793,345
85Suffolk CountyMassachusetts791,891
86Montgomery CountyTexas781,194
87DeKalb CountyGeorgia774,394
88Utah CountyUtah759,859
89El Paso CountyColorado757,040
90Williamson CountyTexas752,827
91Monroe CountyNew York750,506
92Davidson CountyTennessee745,904
93San Mateo CountyCalifornia743,568
94Denver CountyColorado740,613
95Norfolk CountyMassachusetts739,749
96Hudson CountyNew Jersey735,033
97Jackson CountyMissouri732,994
98Lake CountyIllinois719,339
99Will CountyIllinois712,253
100Tulsa CountyOklahoma698,782
101District of ColumbiaDistrict of Columbia693,645
102Providence CountyRhode Island678,179
103Kent CountyMichigan675,232
104Pasco CountyFlorida674,516
105Arapahoe CountyColorado673,820
106Ocean CountyNew Jersey673,746
107Bernalillo CountyNew Mexico667,601
108Jefferson CountyAlabama665,742
109Brevard CountyFlorida663,982
110Monmouth CountyNew Jersey651,035
111Bucks CountyPennsylvania647,828
112Western Connecticut Planning RegionConnecticut640,482
113Johnson CountyKansas636,906
114Washington CountyOregon611,708
115Volusia CountyFlorida606,573
116Douglas CountyNebraska606,460
117Anne Arundel CountyMaryland603,380
118Union CountyNew Jersey601,863
119Bristol CountyMassachusetts593,640
120Dane CountyWisconsin590,375
121New Castle CountyDelaware588,026
122Greenville CountySouth Carolina583,125
123Delaware CountyPennsylvania580,937
124Jefferson CountyColorado580,451
125South Central Connecticut Planning RegionConnecticut578,741
126Baltimore cityMaryland569,997
127Lancaster CountyPennsylvania563,159
128Guilford CountyNorth Carolina562,234
129Spokane CountyWashington558,344
130Stanislaus CountyCalifornia557,719
131Chester CountyPennsylvania557,116
132Adams CountyColorado554,668
133Plymouth CountyMassachusetts546,829
134Ada CountyIdaho546,141
135Ramsey CountyMinnesota541,623
136Montgomery CountyOhio539,598
137Pinal CountyArizona539,380
138Sedgwick CountyKansas538,433
139Summit CountyOhio538,376
140Camden CountyNew Jersey535,799
141Clark CountyWashington532,119
142Passaic CountyNew Jersey531,624
143Kane CountyIllinois525,757
144Morris CountyNew Jersey524,251
145Polk CountyIowa516,546
146Knox CountyTennessee511,453
147Washoe CountyNevada509,386
148Lake CountyIndiana504,612
149Prince William CountyVirginia502,966
150Richmond CountyNew York501,290
151Seminole CountyFlorida491,884
152Sonoma CountyCalifornia486,444
153Tulare CountyCalifornia485,146
154Osceola CountyFlorida481,718
155Burlington CountyNew Jersey481,439
156Sarasota CountyFlorida479,958
157York CountyPennsylvania473,197
158Manatee CountyFlorida468,200
159Onondaga CountyNew York466,584
160Hampden CountyMassachusetts464,338
161Naugatuck Valley Planning RegionConnecticut463,349
162Dakota CountyMinnesota457,710
163East Baton Rouge ParishLouisiana456,180
164Lake CountyFlorida456,068
165Solano CountyCalifornia455,376
166Virginia Beach cityVirginia453,737
167Loudoun CountyVirginia449,749
168Marion CountyFlorida442,660
169Placer CountyCalifornia442,081
170Santa Barbara CountyCalifornia442,065
171Berks CountyPennsylvania440,072
172Charleston CountySouth Carolina436,200
173Richland CountySouth Carolina434,956
174Cameron CountyTexas433,946
175Monterey CountyCalifornia433,729
176Madison CountyAlabama433,516
177Hillsborough CountyNew Hampshire433,415
178Jefferson ParishLouisiana431,398
179Horry CountySouth Carolina427,551
180St. Charles CountyMissouri426,499
181Clackamas CountyOregon426,280
182Lucas CountyOhio423,347
183Brazoria CountyTexas419,080
184Orange CountyNew York417,669
185Waukesha CountyWisconsin417,210
186Collier CountyFlorida417,131
187Mobile CountyAlabama411,658
188Pulaski CountyArkansas404,611
189St. Lucie CountyFlorida402,449
190Allen CountyIndiana402,329
191Bell CountyTexas402,248
192Forsyth CountyNorth Carolina401,718
193Genesee CountyMichigan401,093
194Butler CountyOhio400,128
195Douglas CountyColorado399,396
196Mercer CountyNew Jersey399,289
197Chesterfield CountyVirginia397,148
198Hamilton CountyTennessee390,833
199Hamilton CountyIndiana387,036
200Rutherford CountyTennessee386,352
201Lehigh CountyPennsylvania384,383
202Anoka CountyMinnesota381,605
203Lane CountyOregon381,584
204Davis CountyUtah381,227
205Spartanburg CountySouth Carolina380,857
206Weld CountyColorado378,426
207Larimer CountyColorado377,292
208Stark CountyOhio373,771
209Galveston CountyTexas372,207
210Washtenaw CountyMichigan370,214
211Orleans ParishLouisiana362,154
212Rockland CountyNew York357,397
213Somerset CountyNew Jersey356,486
214Marion CountyOregon355,777
215Nueces CountyTexas352,992
216Westmoreland CountyPennsylvania349,324
217Durham CountyNorth Carolina347,240
218St. Johns CountyFlorida346,328
219Henrico CountyVirginia342,775
220Howard CountyMaryland339,183
221Cumberland CountyNorth Carolina338,473
222Greater Bridgeport Planning RegionConnecticut337,697
223Lancaster CountyNebraska334,049
224Escambia CountyFlorida333,834
225Benton CountyArkansas332,554
226Luzerne CountyPennsylvania332,126
227Fayette CountyKentucky329,751
228Lubbock CountyTexas328,906
229Boulder CountyColorado328,560
230Northampton CountyPennsylvania324,411
231Rockingham CountyNew Hampshire324,077
232Lorain CountyOhio323,219
233Albany CountyNew York321,225
234McHenry CountyIllinois317,751
235Lexington CountySouth Carolina317,588
236Cumberland CountyMaine317,222
237Gloucester CountyNew Jersey312,638
238Chatham CountyGeorgia311,855
239Greene CountyMissouri309,286
240Ottawa CountyMichigan308,459
241York CountySouth Carolina306,887
242Hays CountyTexas304,390
243Thurston CountyWashington304,261
244Cleveland CountyOklahoma303,973
245Frederick CountyMaryland302,883
246Dutchess CountyNew York300,708
247Cherokee CountyGeorgia299,273
248Leon CountyFlorida299,048
249Clayton CountyGeorgia297,471
250Merced CountyCalifornia297,260
251Dauphin CountyPennsylvania293,351
252Alachua CountyFlorida290,028
253Ingham CountyMichigan289,709
254Anchorage MunicipalityAlaska287,155
255Washington CountyMinnesota286,895
256Southeastern Connecticut Planning RegionConnecticut284,015
257Winnebago CountyIllinois283,674
258Kitsap CountyWashington283,374
259Forsyth CountyGeorgia282,805
260San Luis Obispo CountyCalifornia282,367
261Webb CountyTexas281,224
262St. Tammany ParishLouisiana279,108
263Atlantic CountyNew Jersey278,657
264Weber CountyUtah278,174
265St. Louis cityMissouri278,144
266Buncombe CountyNorth Carolina277,417
267Cumberland CountyPennsylvania277,270
268Sussex CountyDelaware277,140
269Brown CountyWisconsin275,803
270Canyon CountyIdaho275,123
271Berkeley CountySouth Carolina274,666
272St. Joseph CountyIndiana272,861
273Williamson CountyTennessee272,061
274McLennan CountyTexas272,020
275Washington CountyArkansas271,213
276Baldwin CountyAlabama267,761
277Union CountyNorth Carolina267,674
278Harford CountyMaryland266,446
279Erie CountyPennsylvania265,832
280Clay CountyMissouri265,032
281Henry CountyGeorgia264,922
282Kalamazoo CountyMichigan263,795
283Madison CountyIllinois263,110
284Yakima CountyWashington259,185
285Santa Cruz CountyCalifornia258,852
286Lafayette ParishLouisiana257,949
287Warren CountyOhio257,181
288Johnston CountyNorth Carolina256,448
289Chesapeake cityVirginia255,332
290Jefferson CountyTexas254,321
291Marin CountyCalifornia253,694
292Yavapai CountyArizona252,552
293Smith CountyTexas252,549
294St. Clair CountyIllinois250,708
295Montgomery CountyTennessee249,935
296Cabarrus CountyNorth Carolina249,725
297Brazos CountyTexas249,088
298Gaston CountyNorth Carolina246,558
299New Hanover CountyNorth Carolina245,959
300Arlington CountyVirginia243,931
301Delaware CountyOhio242,032
302Tuscaloosa CountyAlabama241,368
303Saratoga CountyNew York241,343
304Ellis CountyTexas240,867
305Clay CountyFlorida239,593
306Shelby CountyAlabama238,552
307Richmond cityVirginia237,257
308Whatcom CountyWashington236,392
309Barnstable CountyMassachusetts233,539
310Jefferson CountyMissouri233,132
311Lake CountyOhio232,217
312Linn CountyIowa232,028
313Norfolk cityVirginia231,013
314Doña Ana CountyNew Mexico229,091
315Mohave CountyArizona228,102
316Hall CountyGeorgia226,568
317Oneida CountyNew York226,392
318Montgomery CountyAlabama225,891
319Mahoning CountyOhio224,706
320Yuma CountyArizona224,449
321Yolo CountyCalifornia224,410
322Caddo ParishLouisiana224,226
323York CountyMaine222,434
324Okaloosa CountyFlorida221,810
325Jackson CountyOregon221,795
326Benton CountyWashington221,722
327Hernando CountyFlorida221,701
328Anderson CountySouth Carolina219,930
329Johnson CountyTexas218,048
330Charlotte CountyFlorida217,212
331Onslow CountyNorth Carolina217,175
332Harrison CountyMississippi217,136
333Clermont CountyOhio216,977
334Lackawanna CountyPennsylvania216,502
335Sumner CountyTennessee215,538
336Washington CountyUtah213,670
337Deschutes CountyOregon213,072
338Minnehaha CountySouth Dakota212,691
339Hinds CountyMississippi211,888
340Iredell CountyNorth Carolina211,798
341Santa Rosa CountyFlorida211,115
342Washington CountyPennsylvania210,802
343Hawaii CountyHawaii210,043
344Champaign CountyIllinois209,972
345Kaufman CountyTexas209,235
346Butte CountyCalifornia209,211
347Comal CountyTexas209,166
348Niagara CountyNew York208,912
349Elkhart CountyIndiana208,774
350Calcasieu ParishLouisiana208,466
351Sarpy CountyNebraska208,303
352Richmond CountyGeorgia206,559
353Bay CountyFlorida204,479
354Beaufort CountySouth Carolina204,433
355Muscogee CountyGeorgia202,171
356Cass CountyNorth Dakota201,794
357Guadalupe CountyTexas201,111
358St. Louis CountyMinnesota200,518
359Butler CountyPennsylvania200,169
360Trumbull CountyOhio198,972
361Racine CountyWisconsin198,919
362DeSoto CountyMississippi197,918
363Livingston CountyMichigan197,315
364Outagamie CountyWisconsin195,894
365Broome CountyNew York195,736
366Kent CountyDelaware194,786
367Sangamon CountyIllinois194,170
368Hendricks CountyIndiana193,510
369El Dorado CountyCalifornia192,323
370Kootenai CountyIdaho191,864
371Boone CountyMissouri191,746
372Paulding CountyGeorgia190,996
373Tippecanoe CountyIndiana190,456
374Lee CountyAlabama189,881
375Midland CountyTexas187,855
376Saginaw CountyMichigan187,688
377Canadian CountyOklahoma187,189
378Alamance CountyNorth Carolina186,177
379Licking CountyOhio185,564
380Medina CountyOhio185,025
381Parker CountyTexas184,767
382Ulster CountyNew York183,330
383Newport News cityVirginia183,230
384Pitt CountyNorth Carolina182,936
385Vanderburgh CountyIndiana181,995
386Shasta CountyCalifornia181,648
387Aiken CountySouth Carolina181,515
388Imperial CountyCalifornia181,411
389Davidson CountyNorth Carolina180,182
390Shawnee CountyKansas178,607
391Peoria CountyIllinois178,553
392Dorchester CountySouth Carolina178,397
393Houston CountyGeorgia178,214
394Muskegon CountyMichigan177,901
395Lower Connecticut River Valley Planning RegionConnecticut177,311
396Carroll CountyMaryland176,677
397Charles CountyMaryland176,593
398Porter CountyIndiana176,049
399Kenton CountyKentucky175,779
400Scott CountyIowa175,259
401Wilson CountyTennessee175,033
402Brunswick CountyNorth Carolina174,702
403Greene CountyOhio174,322
404Johnson CountyIndiana174,262
405Winnebago CountyWisconsin174,218
406Ector CountyTexas173,801
407Kent CountyRhode Island173,495
408Indian River CountyFlorida172,799
409Yellowstone CountyMontana172,692
410Kanawha CountyWest Virginia172,381
411Citrus CountyFlorida171,666
412McLean CountyIllinois171,419
413Stafford CountyVirginia170,803
414Wyandotte CountyKansas170,597
415Catawba CountyNorth Carolina170,172
416Fairfield CountyOhio169,752
417Pueblo CountyColorado169,277
418Columbia CountyGeorgia169,189
419Chittenden CountyVermont169,115
420Kenosha CountyWisconsin168,448
421Madera CountyCalifornia167,927
422Monroe CountyPennsylvania167,179
423Olmsted CountyMinnesota166,731
424Rock CountyWisconsin166,472
425Martin CountyFlorida166,272
426Beaver CountyPennsylvania166,032
427Stearns CountyMinnesota164,110
428Hampshire CountyMassachusetts164,065
429Sullivan CountyTennessee163,759
430Portage CountyOhio163,404
431Mesa CountyColorado162,845
432Schenectady CountyNew York162,581
433Rankin CountyMississippi162,181
434Alexandria cityVirginia160,662
435Franklin CountyPennsylvania160,652
436Maui CountyHawaii160,592
437Rensselaer CountyNew York160,510
438St. Clair CountyMichigan160,486
439Coweta CountyGeorgia160,240
440Johnson CountyIowa160,044
441Sandoval CountyNew Mexico159,565
442Jackson CountyMichigan159,552
443Scott CountyMinnesota159,017
444Ouachita ParishLouisiana158,542
445Merrimack CountyNew Hampshire158,078
446Penobscot CountyMaine157,967
447Sumter CountyFlorida157,772
448Washington CountyMaryland157,731
449Wright CountyMinnesota157,559
450Bibb CountyGeorgia157,556
451Centre CountyPennsylvania157,393
452Cumberland CountyNew Jersey157,148
453Santa Fe CountyNew Mexico156,907
454Monroe CountyMichigan156,004
455Spotsylvania CountyVirginia155,388
456Rowan CountyNorth Carolina155,096
457Livingston ParishLouisiana155,036
458Kings CountyCalifornia154,327
459Douglas CountyGeorgia154,293
460Grayson CountyTexas153,613
461Orange CountyNorth Carolina152,498
462Berrien CountyMichigan152,444
463Randall CountyTexas152,351
464Harnett CountyNorth Carolina150,137
465Taylor CountyTexas150,077
466Randolph CountyNorth Carolina149,516
467Warren CountyKentucky149,375
468Sussex CountyNew Jersey148,063
469Jackson CountyMississippi147,666
470Lebanon CountyPennsylvania146,380
471Kendall CountyIllinois145,470
472Boone CountyKentucky145,316
473Schuylkill CountyPennsylvania145,085
474Cache CountyUtah145,000
475Coconino CountyArizona144,368
476Blount CountyTennessee143,820
477Monroe CountyIndiana143,345
478Rock Island CountyIllinois141,869
479Tangipahoa ParishLouisiana141,346
480Washington CountyTennessee141,199
481Rockwall CountyTexas140,738
482Flagler CountyFlorida140,360
483Berkeley CountyWest Virginia139,522
484Marathon CountyWisconsin139,432
485Washington CountyWisconsin139,238
486Pickens CountySouth Carolina139,198
487Florence CountySouth Carolina138,504
488Hampton cityVirginia137,315
489Bonneville CountyIdaho135,771
490Clark CountyOhio135,340
491Ascension ParishLouisiana135,105
492Madison CountyIndiana135,088
493Strafford CountyNew Hampshire135,043
494Wood CountyOhio134,176
495Faulkner CountyArkansas133,979
496Calhoun CountyMichigan133,408
497Saline CountyArkansas133,288
498Skagit CountyWashington132,975
499Napa CountyCalifornia132,949
500Linn CountyOregon132,843

Other complete tables

Rebuilt from source data 30 August 2026. How these figures are produced.