CensusEasy
RANKING · 2024 ACS · 500 SHOWN OF 2,917

Most segregated, US counties

US counties ranked by the CensusEasy Segregation Score, the White vs non-White index of dissimilarity across census tracts (2024 ACS). Higher means residents are more sorted into separate neighborhoods. Apache County, Arizona leads at 83. 2,917 counties qualify in total. The top 25 average 65, against an all-counties median of 24.

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SAME RANKING BYMetros
RELATEDLargest foreign-born populationMost residents with a disabilityLargest veteran populationMost uninsured peopleLargest senior populationMost unmarried people
YEAR20202024
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RANKPLACESTATEPOPSEGREGATION SCOREVS 2020
01Apache County, AZAZ64,44583+0%
02Lyman County, SDSD3,69480−9%
03Blaine County, MTMT6,86073−5%
04Franklin, VAVA8,47873+23%
05San Juan County, UTUT14,54271+1%
06Navajo County, AZAZ109,94670−0%
07Colfax County, NENE10,93468+5%
08Noble County, OHOH14,27667+2%
09Gilmer County, WVWV7,08565+599%
10Presidio County, TXTX5,43365+7%
11Bronx County, NYNY1,406,33262−1%
12Alexander County, ILIL4,57062+16%
13Rosebud County, MTMT8,25362−12%
14Benson County, NDND5,75962−10%
15Franklin County, NYNY46,50062+12%
16Starr County, TXTX66,31961+15%
17Dawson County, NENE24,45261−2%
18Wayne County, MIMI1,769,03861−6%
19Glacier County, MTMT13,46361+16%
20Essex County, NJNJ896,37960−3%
21Shelby County, TNTN910,22660−1%
22Passaic County, NJNJ531,62459−1%
23Butler County, KYKY12,52059+23%
24Preston County, WVWV34,00458−16%
25Leflore County, MSMS25,68658+6%
26Lee County, VAVA21,64258−17%
27Orleans Parish, LALA362,15457−6%
28Allamakee County, IAIA14,23857−3%
29DeKalb County, GAGA774,39457−7%
31Baltimore, MDMD569,99757−5%
32Jefferson County, ALAL665,74256−4%
33Milwaukee County, WIWI924,21656−5%
34McKinley County, NMNM68,11956−5%
35Ouachita Parish, LALA158,54256−9%
36Monterey County, CACA433,72956+2%
37Hinds County, MSMS211,88855−0%
38Philadelphia County, PAPA1,574,28155−7%
39Maverick County, TXTX58,82355+33%
40Buchanan County, VAVA18,49255+75%
41Plymouth County, MAMA546,82955−8%
42Cuyahoga County, OHOH1,232,92554−3%
43Union County, NJNJ601,86354+0%
44Jefferson County, ARAR62,98754−0%
45Fulton County, GAGA1,098,79154−5%
46Berks County, PAPA440,07254−1%
47McDowell County, WVWV16,87854+10%
48Hampden County, MAMA464,33854−1%
49La Paz County, AZAZ16,71154−9%
50Etowah County, ALAL103,88654−5%
51McCreary County, KYKY17,12453+10%
52Swain County, NCNC14,02453−8%
53Mahoning County, OHOH224,70653−4%
54Bethel Census Area, AKAK18,39153−1%
55Los Angeles County, CACA9,694,93453−3%
56Erie County, NYNY946,74153−7%
57Santa Cruz County, AZAZ50,02053−9%
58Queens County, NYNY2,358,18253+0%
59North Slope, AKAK10,58252−22%
60Richmond, VAVA237,25752−8%
61Kings County, NYNY2,653,96352−5%
62Ferry County, WAWA7,51752+7%
63Sawyer County, WIWI18,84652−6%
64Cook County, ILIL5,194,62552−4%
65Mountrail County, NDND9,39552−12%
66Lake County, ININ504,61252−6%
67Grant Parish, LALA22,07552−8%
68Red River Parish, LALA7,16552+11%
69Gila County, AZAZ53,80152−8%
70Delaware County, PAPA580,93751−6%
71District of Columbia, DCDC693,64551−8%
72Liberty County, FLFL8,03551+6%
73Vermilion County, ILIL71,25951+2%
74Bolivar County, MSMS28,26251+8%
75Essex County, MAMA826,65351−7%
76Jefferson County, TXTX254,32151−2%
77East Baton Rouge Parish, LALA456,18051−2%
78Clay County, KYKY19,46551−24%
79Caddo Parish, LALA224,22650−6%
80St. Louis County, MOMO990,91150−6%
81Madison Parish, LALA8,84450+22%
82Lincoln County, WVWV19,17750+162%
83Fairfield County, OHOH169,75250+6%
84Genesee County, MIMI401,09350−8%
85Coosa County, ALAL10,16150+5%
86Oneida County, NYNY226,39249−6%
87Montgomery County, NYNY50,04649+11%
88Dallas County, ALAL35,14049−8%
89St. Louis, MOMO278,14449−9%
90Lincoln County, MSMS35,01249+1%
91Harris County, TXTX5,045,02649−5%
92Saguache County, COCO6,73249−5%
93Union County, PAPA42,31349−4%
94Kane County, ILIL525,75749−8%
95Vilas County, WIWI23,76148−6%
96New York County, NYNY1,664,86248−6%
97Big Horn County, MTMT12,75248+11%
98Northwest Arctic, AKAK7,09548+58%
99Mississippi County, ARAR37,82848−4%
101Madera County, CACA167,92748+3%
102Saginaw County, MIMI187,68848−9%
103Evangeline Parish, LALA31,98048−2%
104Yazoo County, MSMS22,94748+7%
105Camden County, NJNJ535,79948−3%
106Montgomery County, NCNC26,40348−2%
107Wayne County, MSMS19,80748−2%
108Morehouse Parish, LALA23,70548−4%
109Union Parish, LALA20,56148+26%
110De Soto Parish, LALA27,38148−9%
111Nassau County, NYNY1,398,93948−0%
112Trempealeau County, WIWI31,17147+4%
113Robertson County, TNTN80,17547−2%
114Franklin County, ALAL32,44947−6%
115Edgecombe County, NCNC49,12147+9%
116Dallas County, TXTX2,661,39747+3%
117Emporia, VAVA5,44747−13%
118Martin County, KYKY10,69747−29%
119Georgetown County, SCSC65,91247+4%
120Mecklenburg County, NCNC1,233,38347−5%
121Kern County, CACA927,06847−4%
122Macon County, ALAL18,13247−12%
123Mason County, TXTX3,99047+96%
124Collier County, FLFL417,13147−8%
125Hamilton County, OHOH838,41847−8%
126Montgomery County, ALAL225,89147−6%
127Monroe County, MSMS33,31847−16%
128Providence County, RIRI678,17947−9%
129Miami-Dade County, FLFL2,802,02947−1%
130Sullivan County, MOMO5,73847+3%
131Sevier County, ARAR15,75847+18%
132Leslie County, KYKY9,62747+64%
133Calcasieu Parish, LALA208,46647−12%
134Pointe Coupee Parish, LALA19,52047+12%
135Rapides Parish, LALA125,87747−8%
136Randolph County, ILIL29,92147−22%
137Kandiyohi County, MNMN44,72046−4%
138Dewey County, SDSD5,41946+22%
139Dallam County, TXTX7,50846+58%
140Rio Grande County, COCO11,08746+84%
141San Augustine County, TXTX7,72246−0%
142Huntingdon County, PAPA43,00146−13%
143Lehigh County, PAPA384,38346−9%
144Monroe County, NYNY750,50646−6%
145Morgan County, ALAL126,48346+1%
146Suffolk County, MAMA791,89146−5%
147Valley County, MTMT7,38546+72%
148Roanoke, VAVA99,11146+4%
149Mitchell County, GAGA20,46746+10%
150Hill County, MTMT16,16746−13%
151Greene County, MSMS13,70746−10%
152Potter County, TXTX114,45346+2%
153Baltimore County, MDMD847,65046−6%
154Val Verde County, TXTX47,83546−12%
155Assumption Parish, LALA19,72046−7%
157Forrest County, MSMS79,03446−12%
158Mobile County, ALAL411,65846−6%
159Roberts County, SDSD10,25546+20%
160Richland Parish, LALA19,58246+4%
161Cross County, ARAR16,18646+1%
162Glynn County, GAGA87,59946−4%
163Morrow County, OROR12,60246+39%
164Dimmit County, TXTX8,02446+976%
165Prince George's County, MDMD970,37445−5%
166Yuma County, AZAZ224,44945−7%
167Dubois County, ININ44,01645−21%
168Buena Vista County, IAIA20,44945−6%
169Muskegon County, MIMI177,90145−15%
170Adams County, WAWA21,48845+5%
171Putnam County, GAGA23,72245−7%
172Douglas County, ILIL19,88045−2%
173Westchester County, NYNY1,015,74345−2%
174Pulaski County, ARAR404,61145+2%
175Cass County, MNMN31,43045−10%
176Luzerne County, PAPA332,12645−7%
177Alcorn County, MSMS34,56945+7%
178Benton County, MSMS7,50245−7%
179Jackson County, SDSD2,66645−31%
180Sumter County, FLFL157,77245−11%
181Pearl River County, MSMS59,36345+8%
182Rockland County, NYNY357,39744+1%
183Charleston County, SCSC436,20044−2%
184Lawrence County, KYKY15,76544−4%
185Santa Cruz County, CACA258,85244−6%
186Morgan County, KYKY14,41544+25%
187Montgomery County, OHOH539,59844−8%
188Mercer County, NJNJ399,28944−5%
189San Miguel County, COCO7,75344+39%
190Brown County, ILIL6,40144+12%
191Carroll County, ILIL15,41944+152%
192Dauphin County, PAPA293,35144−4%
193Palm Beach County, FLFL1,575,72644−0%
194Hidalgo County, TXTX921,54944−4%
195Jackson County, MOMO732,99444−8%
196Yakima County, WAWA259,18544−8%
197Greene County, GAGA21,36744+2%
199Seminole County, GAGA9,16244+4%
200Miller County, ARAR42,35744−15%
201Rolette County, NDND11,68844−9%
202Lee County, FLFL875,60744−2%
203Moody County, SDSD6,63244−12%
204Jefferson Parish, LALA431,39844−0%
205Cibola County, NMNM26,80744+25%
206Onondaga County, NYNY466,58444−12%
207Raleigh County, WVWV71,77544+29%
208Madison County, MSMS116,29844−10%
209Tuscaloosa County, ALAL241,36844−11%
210Lucas County, OHOH423,34744−1%
211Beauregard Parish, LALA36,67343−5%
212Tallahatchie County, MSMS10,87743+21%
213Davidson County, NCNC180,18243−4%
214Caldwell Parish, LALA9,34443+11%
215Sullivan County, ININ20,83143+6%
216Dixie County, FLFL18,03843−8%
217Owsley County, KYKY3,93243+127%
218Lincoln County, ARAR12,76443−9%
219Acadia Parish, LALA57,03243−14%
220Summit County, OHOH538,37643−4%
221Bibb County, GAGA157,55643−9%
222Washington County, MSMS40,44643−9%
223Perry County, ALAL7,42543+39%
224Washington County, ALAL14,82243+22%
225Mississippi County, MOMO12,00343−2%
226Trumbull County, OHOH198,97243−7%
227Ventura County, CACA830,85143−6%
228Stone County, MSMS19,65443+63%
229Irwin County, GAGA9,02043−9%
230Davidson County, TNTN745,90443+1%
231Berrien County, MIMI152,44443−10%
232Muscogee County, GAGA202,17143−9%
233Stearns County, MNMN164,11043+10%
234Lake County, ILIL719,33943−3%
235Beltrami County, MNMN47,05543−13%
236Erie County, OHOH73,29643+0%
237Cass County, ININ37,83642+3%
238Wilson County, NCNC81,15042+4%
240Crawford County, IAIA16,23742−16%
241Dakota County, NENE21,68742+53%
242Crittenden County, ARAR46,21042−5%
243Guilford County, NCNC562,23442−9%
244Orange County, CACA3,149,50742−1%
245Jones County, MSMS66,49642−11%
246Cumberland County, NJNJ157,14842−2%
247Kent County, MIMI675,23242−6%
248Salem County, NJNJ66,28042−14%
249Vernon Parish, LALA45,09142−4%
250Pondera County, MTMT6,07242−35%
251Wyoming County, NYNY39,74142−9%
252West Feliciana Parish, LALA15,13442−12%
253Richland County, SCSC434,95642−4%
254Garza County, TXTX4,51042−19%
255Cameron County, TXTX433,94642−0%
256Black Hawk County, IAIA131,53242−4%
257Erie County, PAPA265,83242−7%
258Atlantic County, NJNJ278,65742−10%
259Portsmouth, VAVA96,77742−9%
260Lauderdale County, MSMS70,31742−13%
261Lowndes County, GAGA122,86742−6%
262Schenectady County, NYNY162,58142−8%
263Santa Barbara County, CACA442,06542−3%
264Cherokee County, SCSC58,27542−9%
265McCormick County, SCSC10,21542+15%
266Peoria County, ILIL178,55342−7%
267Morgan County, TNTN22,16042−27%
268Lincoln Parish, LALA48,36042−6%
269Kankakee County, ILIL105,52542−3%
270Marshall County, IAIA39,89042+12%
271Marion County, GAGA7,67642−18%
272McLennan County, TXTX272,02041−1%
273Sebastian County, ARAR130,64141−9%
274Forsyth County, NCNC401,71841−6%
275St. James Parish, LALA18,93841+10%
276Richland County, OHOH124,89341−15%
277Benton County, MNMN41,74441−11%
278Macon County, ILIL99,30041−2%
279St. Francis County, ARAR21,80041+17%
280Lowndes County, MSMS57,34641+2%
281Fulton County, ILIL32,90141−15%
282Jasper County, TXTX33,07541−15%
283Jackson County, ININ47,37041+8%
284Iberia Parish, LALA66,84641+6%
285Floyd County, GAGA101,37841−17%
286Norfolk, VAVA231,01341−1%
287Denver County, COCO740,61341−10%
288Greene County, PAPA33,88541−15%
289Dougherty County, GAGA82,61641−9%
290Bibb County, ALAL22,26241−14%
291Charles Mix County, SDSD9,30341+10%
292Wyandotte County, KSKS170,59741−4%
293Lee County, ARAR8,02941+10%
294Prentiss County, MSMS25,28441+6%
295Oakland County, MIMI1,288,33741−10%
296Leake County, MSMS21,66241−4%
297Charles County, MDMD176,59341+5%
298Cass County, ILIL12,46341−25%
299Daviess County, ININ34,20941−20%
300Jefferson County, OHOH63,59741−12%
301Franklin Parish, LALA19,00241+11%
302Perry County, KYKY26,55541+16%
303Hamilton County, TNTN390,83341−8%
304Allegheny County, PAPA1,225,03541−9%
305Maricopa County, AZAZ4,689,55841−6%
306Licking County, OHOH185,56440+13%
307Douglas County, NENE606,46040−8%
308Smith County, TXTX252,54940+1%
309Richmond County, NYNY501,29040−3%
310Lenoir County, NCNC55,83740+3%
311Coos County, NHNH31,34340−8%
312Jackson County, MIMI159,55240−6%
313Will County, ILIL712,25340−7%
314Hall County, GAGA226,56840−15%
315St. Clair County, ILIL250,70840−16%
316Calhoun County, ALAL115,83440+3%
317Whitfield County, GAGA106,21240+12%
318Twiggs County, GAGA7,59740−6%
320Clinton County, ININ33,32240+13%
321Webb County, TXTX281,22440+13%
322Mercer County, PAPA107,86040−13%
323Forest County, PAPA6,61440−14%
324Bamberg County, SCSC12,79640−10%
325Adams County, MSMS30,06140−16%
326Jackson County, MSMS147,66640−14%
327Santa Fe County, NMNM156,90740−2%
328Gratiot County, MIMI41,19040+9%
329Bayfield County, WIWI16,78740−20%
330Broward County, FLFL2,013,31740−0%
331Lorain County, OHOH323,21940−9%
332Fresno County, CACA1,035,45640+0%
333Concordia Parish, LALA17,83640+36%
334Clark County, OHOH135,34040−11%
335Turner County, GAGA8,98340+4%
336Franklin County, OHOH1,361,53640−8%
337Marion County, ININ992,19640−8%
338Lauderdale County, TNTN24,61740+12%
339Allen County, ININ402,32940−10%
340Chicot County, ARAR9,10740−5%
341Worcester County, MAMA888,50240−4%
342Fulton County, ININ20,09140+101%
343San Bernardino County, CACA2,224,09140+2%
344Ramsey County, MNMN541,62339−9%
345Androscoggin County, MEME116,48739+32%
346Ascension Parish, LALA135,10539+10%
347Somerset County, MDMD24,97339+5%
348Boone County, WVWV20,25139−5%
349Copiah County, MSMS27,49739+6%
350Stephenson County, ILIL43,22039−23%
351Henry County, ALAL18,39439+32%
352Alexandria, VAVA160,66239−2%
353Upson County, GAGA28,50039+16%
354Laurens County, GAGA51,04139+13%
355Titus County, TXTX31,56339+38%
356Lee County, MSMS83,73139+6%
357Racine County, WIWI198,91939−6%
358Cambria County, PAPA128,96839−18%
359Beaver County, PAPA166,03239−7%
360Lancaster County, PAPA563,15939−12%
361Neshoba County, MSMS28,73239−18%
362Otero County, NMNM70,36839+0%
363Chautauqua County, NYNY124,12639−2%
364Anne Arundel County, MDMD603,38039+2%
365Jefferson County, KYKY795,22239−8%
366McLean County, NDND9,74039−6%
367Calhoun County, TXTX19,59939+21%
368Knox County, KYKY29,53239+58%
369Contra Costa County, CACA1,170,07039−6%
370San Diego County, CACA3,282,24839−6%
371Honolulu County, HIHI988,70339−1%
372Hamilton County, FLFL14,18039+29%
373Chatham County, GAGA311,85539−7%
374San Juan County, NMNM120,34039−6%
375Montgomery County, ILIL28,07639−17%
377Howard County, ARAR12,30639+38%
378Tarrant County, TXTX2,248,46638−7%
379Alameda County, CACA1,636,63038−1%
380Houston County, ALAL110,31838−5%
381Rensselaer County, NYNY160,51038−18%
382Lebanon County, PAPA146,38038−14%
383Montgomery County, MDMD1,074,58238+2%
384Ste. Genevieve County, MOMO18,68938−3%
385Volusia County, FLFL606,57338−3%
386Lyon County, KSKS32,26638−9%
387McDonald County, MOMO23,99238+32%
388Imperial County, CACA181,41138−1%
389Richmond County, GAGA206,55938−14%
390St. Landry Parish, LALA80,76538−7%
391Calhoun County, MIMI133,40838−5%
392Stark County, OHOH373,77138−10%
393Marion County, OHOH65,11538−14%
394Lauderdale County, ALAL97,13538+0%
395Maui County, HIHI160,59238−4%
396Tyler County, TXTX20,44338−1%
397Cobb County, GAGA793,34538−0%
398Waller County, TXTX69,85838−18%
399Hudson County, NJNJ735,03338+2%
400Liberty County, TXTX121,36438+7%
402Tensas Parish, LALA3,70038−1%
403Sangamon County, ILIL194,17038−10%
404Covington County, ALAL37,94738+27%
405Winkler County, TXTX7,54038+39%
406Sacramento County, CACA1,618,46038+0%
407Henrico County, VAVA342,77538−5%
408Lafayette Parish, LALA257,94938+4%
409Coconino County, AZAZ144,36838−16%
410Johnson County, NENE5,21838−2%
411York County, PAPA473,19738−8%
412San Mateo County, CACA743,56838−6%
413Union County, ARAR36,92638−9%
414Gadsden County, FLFL44,29838+3%
415Somerset County, PAPA72,00438−13%
416Okanogan County, WAWA45,23038−2%
417Bullock County, ALAL9,78038−1%
418Coahoma County, MSMS19,84938−15%
419Lycoming County, PAPA112,58738+3%
420DeSoto County, FLFL37,07838+6%
421Cimarron County, OKOK2,05937+45%
422Northampton County, PAPA324,41137−6%
423Newberry County, SCSC39,56137+14%
424Grenada County, MSMS20,86837−13%
425Nueces County, TXTX352,99237+1%
426Dallas County, ARAR6,01137+10%
427Nobles County, MNMN22,33837−29%
428Niagara County, NYNY208,91237−12%
429Gulf County, FLFL15,94337+0%
430Decatur County, GAGA29,43237+33%
431Marshall County, OKOK16,25537+24%
432Crawford County, GAGA12,20637−17%
433Tama County, IAIA16,79637−14%
434Pima County, AZAZ1,074,68537−8%
435Durham County, NCNC347,24037−5%
436Alamance County, NCNC186,17737−3%
437McPherson County, KSKS30,06437+52%
438Harrison County, TXTX71,95637−12%
439Gibson County, ININ33,09137+18%
440Nicholas County, WVWV23,84837+10%
441Winnebago County, ILIL283,67437−10%
442Hennepin County, MNMN1,284,78437−8%
443Warren County, NCNC18,89837+6%
444Chemung County, NYNY80,41537+24%
445Middlesex County, NJNJ883,33537+0%
446Oglala Lakota County, SDSD13,33837+416%
447Indiana County, PAPA82,87837−14%
449Independence County, ARAR38,78537−3%
450Madison County, ALAL433,51637−6%
451San Joaquin County, CACA823,81537+5%
452Vermilion Parish, LALA57,67137−17%
453O'Brien County, IAIA14,22037+241%
454Dixon County, NENE5,60237+27%
455Orange County, FLFL1,528,00237−2%
456Gaines County, TXTX23,95637−3%
457Crawford County, ILIL18,64837−38%
458Williamsburg County, SCSC29,66237+3%
459Eaton County, MIMI109,58137−14%
460Warren County, MSMS41,75937+22%
461Noble County, ININ47,93737−13%
462Beaufort County, SCSC204,43337−11%
463Mower County, MNMN40,97137−1%
464Stokes County, NCNC46,12637+35%
465Brunswick County, NCNC174,70236−7%
466Lapeer County, MIMI89,51636+8%
467Peach County, GAGA29,87736−11%
468Randolph County, ININ24,43836+19%
469Leon County, FLFL299,04836−1%
470Lawrence County, PAPA83,91136−24%
471Doña Ana County, NMNM229,09136−2%
472White County, ININ25,16436+18%
473Bedford County, TNTN55,27336−12%
474Carlton County, MNMN36,71136−20%
475Washington Parish, LALA44,93736+18%
476Ottawa County, MIMI308,45936−10%
477Grayson County, VAVA15,23036+57%
478Murray County, GAGA41,60736+39%
479Vinton County, OHOH12,64536+62%
480Wise County, VAVA34,82436−8%
481Bleckley County, GAGA12,86636+27%
482Graham County, AZAZ40,15736−2%
483Riverside County, CACA2,544,91636+1%
484Osceola County, FLFL481,71836−7%
485Wayne County, WVWV37,30936+10%
486Indian River County, FLFL172,79936−10%
487Clarke County, IAIA9,57436−11%
488Barnstable County, MAMA233,53936+16%
489Santa Clara County, CACA1,914,39136−5%
490Allegany County, MDMD66,84836−30%
491Champaign County, ILIL209,97236−0%
492Suffolk County, NYNY1,546,09036−6%
493Alamosa County, COCO16,68836+20%
494Webster Parish, LALA34,94836−4%
495Putnam County, ININ37,87636−18%
496Burlington County, NJNJ481,43936−11%
497Haywood County, TNTN17,04236+9%
498Dorchester County, MDMD33,62836−5%
499Elliott County, KYKY7,26536−20%
500Le Sueur County, MNMN29,45336−7%
SHOWING 1–500 OF 2,917
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Download CSV (full list, 2,917 rows)How this score is calculated

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES

Frequently asked

Which county has the highest segregation score?

Apache County, Arizona ranks #1 with 83 (2024 American Community Survey).

What are the top 5 counties by segregation score?

Apache County, Arizona, Lyman County, South Dakota, Blaine County, Montana, Franklin, Virginia, San Juan County, Utah.

How many counties are in this ranking?

2,917 counties qualify after filtering for population minimums and data availability. The ranking covers 2024 ACS 5-year data.

How is segregation score measured?

CensusEasy Segregation Score (0 to 100): the index of dissimilarity between White and all other residents measured across the census tracts within a county or metro. It reads as the share of residents who would have to move neighborhoods for every tract to match the area's overall racial split. Available for counties and metros, 2020 and 2024. Source: US Census Bureau, American Community Survey 5-year estimates (2024).