RANKING · 2010 CENSUS · 500 SHOWN OF 3,123

Largest American population, US counties · 2010

US counties ranked by the number of residents who are American ancestry, from the 2010 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. Los Angeles County, California leads at 207,551. 3,123 counties qualify in total. Florida carries 7 of the top 25 entries. The median across all 3,123 is 2,512.

American ancestry: full group profile →

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SAME RANKING BYCities States Metros

RELATEDHighest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share Largest Iraqi population

YEAR2010 2020 2024

RANKPLACESTATEPOPAMERICAN POPULATIONVS –

USUnited States6.2% of US population308,745,53819,094,109–

01Los Angeles County, CACA9,694,934207,551–

02Maricopa County, AZAZ4,689,558193,245–

03Harris County, TXTX5,045,026152,784–

04Tarrant County, TXTX2,248,466134,306–

05Dallas County, TXTX2,661,397107,588–

06Orange County, CACA3,149,50784,492–

07Wake County, NCNC1,257,23582,720–

08Miami-Dade County, FLFL2,802,02982,042–

09Cook County, ILIL5,194,62581,737–

10Broward County, FLFL2,013,31780,928–

11Kings County, NYNY2,653,96378,858–

12Jefferson County, KYKY795,22278,422–

13San Diego County, CACA3,282,24876,031–

14Hillsborough County, FLFL1,574,11572,527–

15Polk County, FLFL874,79068,453–

16Lee County, FLFL875,60767,223–

17Orange County, FLFL1,528,00265,845–

18Jackson County, MOMO732,99465,089–

19Davidson County, TNTN745,90462,695–

20Bexar County, TXTX2,160,08861,965–

21Shelby County, TNTN910,22660,267–

22Jefferson County, ALAL665,74260,075–

23Pinellas County, FLFL948,56359,856–

24Marion County, ININ992,19658,784–

25Cobb County, GAGA793,34558,563–

26Collin County, TXTX1,297,17958,009–

27Palm Beach County, FLFL1,575,72657,847–

28Franklin County, OHOH1,361,53657,318–

29Duval County, FLFL1,062,96357,251–

30Greenville County, SCSC583,12556,684–

31Knox County, TNTN511,45355,874–

32Hamilton County, TNTN390,83354,940–

33New York County, NYNY1,664,86254,694–

34Butler County, OHOH400,12853,925–

35King County, WAWA2,344,93953,861–

36Riverside County, CACA2,544,91653,424–

37San Bernardino County, CACA2,224,09153,059–

38Hamilton County, OHOH838,41852,671–

39Montgomery County, OHOH539,59852,457–

40St. Louis County, MOMO990,91151,323–

41Clark County, NVNV2,407,22651,161–

42Wayne County, MIMI1,769,03849,458–

43Tulsa County, OKOK698,78248,841–

44Fulton County, GAGA1,098,79148,087–

45Salt Lake County, UTUT1,220,91647,940–

46Virginia Beach, VAVA453,73747,698–

47Oakland County, MIMI1,288,33747,656–

48Oklahoma County, OKOK822,12547,389–

49Mobile County, ALAL411,65845,999–

50Queens County, NYNY2,358,18245,604–

51Rutherford County, TNTN386,35245,271–

52Brevard County, FLFL663,98245,074–

53Gwinnett County, GAGA1,018,09945,017–

54Mecklenburg County, NCNC1,233,38343,953–

55Middlesex County, MAMA1,669,97943,317–

56Nassau County, NYNY1,398,93942,503–

57Greene County, MOMO309,28641,776–

58Madison County, ALAL433,51641,691–

59Westchester County, NYNY1,015,74341,120–

60Sullivan County, TNTN163,75940,343–

61Baltimore County, MDMD847,65040,266–

62Horry County, SCSC427,55139,456–

63Lancaster County, PAPA563,15938,840–

64Spartanburg County, SCSC380,85737,738–

65Allen County, ININ402,32937,575–

66Allegheny County, PAPA1,225,03537,299–

67Travis County, TXTX1,389,67037,080–

68Fairfax County, VAVA1,167,87336,835–

69Weber County, UTUT278,17436,510–

70Washington County, TNTN141,19935,953–

71Cuyahoga County, OHOH1,232,92535,629–

72Fayette County, KYKY329,75135,561–

73East Baton Rouge Parish, LALA456,18035,463–

74Lexington County, SCSC317,58835,404–

75Trumbull County, OHOH198,97235,115–

76Lake County, FLFL456,06834,937–

77Canyon County, IDID275,12334,389–

78York County, PAPA473,19734,355–

79Macomb County, MIMI886,22134,352–

80Montgomery County, TXTX781,19434,185–

81Volusia County, FLFL606,57333,703–

82Denton County, TXTX1,069,34633,689–

83Ventura County, CACA830,85133,594–

84Charleston County, SCSC436,20033,568–

85Chesterfield County, VAVA397,14833,009–

86Ada County, IDID546,14132,827–

87Raleigh County, WVWV71,77532,791–

88Pierce County, WAWA946,28832,751–

89Vanderburgh County, ININ181,99532,701–

90Sacramento County, CACA1,618,46032,678–

91Guilford County, NCNC562,23432,345–

92Aiken County, SCSC181,51532,327–

93Buncombe County, NCNC277,41731,776–

94Suffolk County, NYNY1,546,09031,772–

95Sedgwick County, KSKS538,43330,600–

96Johnson County, KSKS636,90630,392–

97Arapahoe County, COCO673,82030,095–

98Rapides Parish, LALA125,87730,047–

99Chesapeake, VAVA255,33230,037–

100Monmouth County, NJNJ651,03529,907–

101New Hanover County, NCNC245,95929,771–

102Multnomah County, OROR795,39129,647–

103Hall County, GAGA226,56829,375–

104Anderson County, SCSC219,93029,203–

105Stark County, OHOH373,77128,916–

106Union County, NCNC267,67428,569–

107Montgomery County, PAPA877,64328,494–

108Pasco County, FLFL674,51628,492–

109El Paso County, COCO757,04028,294–

110Okaloosa County, FLFL221,81028,089–

111Pulaski County, ARAR404,61128,062–

112Lake County, ILIL719,33927,837–

113Winnebago County, ILIL283,67427,680–

114Baltimore, MDMD569,99727,486–

115Montgomery County, MDMD1,074,58227,268–

116Pima County, AZAZ1,074,68527,260–

117Coweta County, GAGA160,24027,020–

118El Paso County, TXTX877,85826,966–

119Saratoga County, NYNY241,34326,948–

120Baldwin County, ALAL267,76126,816–

121Daviess County, KYKY104,89826,731–

122Essex County, MAMA826,65326,642–

123Richland County, SCSC434,95626,531–

124Forsyth County, NCNC401,71826,383–

125Wilkes County, NCNC66,23325,895–

126Kanawha County, WVWV172,38125,861–

127Sevier County, TNTN101,34225,733–

128Norfolk, VAVA231,01325,600–

129Escambia County, FLFL333,83425,516–

130Henderson County, TXTX88,59525,349–

131Ocean County, NJNJ673,74625,187–

132Greene County, OHOH174,32225,183–

133Carroll County, GAGA131,03625,173–

134Worcester County, MAMA888,50225,128–

135Santa Clara County, CACA1,914,39125,124–

136Snohomish County, WAWA870,65625,066–

137Putnam County, TNTN86,61224,887–

138Barnstable County, MAMA233,53924,782–

139Johnston County, NCNC256,44824,682–

140Summit County, OHOH538,37624,520–

141Citrus County, FLFL171,66624,494–

142Rowan County, NCNC155,09624,405–

143Gaston County, NCNC246,55824,321–

144Bucks County, PAPA647,82824,263–

145Contra Costa County, CACA1,170,07024,136–

146Warren County, OHOH257,18124,038–

147Rockingham County, VAVA89,31623,759–

148Henrico County, VAVA342,77523,752–

149DeKalb County, GAGA774,39423,713–

150Montgomery County, ALAL225,89123,710–

151Utah County, UTUT759,85923,546–

152Forsyth County, GAGA282,80523,540–

153Wichita County, TXTX129,55523,494–

154Adams County, COCO554,66823,458–

155Clermont County, OHOH216,97723,411–

156Genesee County, MIMI401,09323,305–

157Middlesex County, NJNJ883,33523,270–

158St. Charles County, MOMO426,49923,266–

159Erie County, NYNY946,74123,171–

160Orange County, NYNY417,66923,068–

161Anne Arundel County, MDMD603,38023,066–

162Champaign County, ILIL209,97222,670–

163Sumner County, TNTN215,53822,574–

164Kern County, CACA927,06822,284–

165St. Clair County, ALAL98,20622,271–

166Hennepin County, MNMN1,284,78422,271–

167Cherokee County, GAGA299,27322,128–

168Chester County, PAPA557,11622,106–

169Fort Bend County, TXTX975,19122,095–

170Marion County, FLFL442,66021,845–

171Essex County, NJNJ896,37921,663–

172Vigo County, ININ106,51221,645–

173St. Johns County, FLFL346,32821,621–

174Jefferson County, COCO580,45121,134–

175Davidson County, NCNC180,18220,912–

176Bergen County, NJNJ977,02620,896–

177Tazewell County, ILIL130,04920,860–

178Sarasota County, FLFL479,95820,825–

179Henry County, GAGA264,92220,799–

180Philadelphia County, PAPA1,574,28120,637–

181Shelby County, ALAL238,55220,611–

182Brazoria County, TXTX419,08020,577–

183Catawba County, NCNC170,17220,562–

184Norfolk County, MAMA739,74920,549–

185Hawkins County, TNTN59,55920,526–

186Spokane County, WAWA558,34420,513–

187Cleveland County, OKOK303,97320,436–

188Monroe County, NYNY750,50620,394–

189Clay County, MOMO265,03220,292–

190Hamilton County, ININ387,03620,130–

191Madison County, ILIL263,11020,063–

192Alameda County, CACA1,636,63020,054–

193DuPage County, ILIL934,29819,903–

194Charlotte County, FLFL217,21219,895–

195Randolph County, NCNC149,51619,879–

196Davis County, UTUT381,22719,867–

197Bay County, FLFL204,47919,778–

198Kent County, MIMI675,23219,778–

199Wilson County, TNTN175,03319,762–

200Pulaski County, KYKY67,38419,746–

201York County, SCSC306,88719,706–

202Seminole County, FLFL491,88419,659–

203Burke County, NCNC88,65519,631–

204Montgomery County, TNTN249,93519,593–

205Ingham County, MIMI289,70919,551–

206Dorchester County, SCSC178,39719,352–

207Denver County, COCO740,61319,324–

208Clark County, OHOH135,34019,231–

209Washoe County, NVNV509,38619,205–

210Tuscaloosa County, ALAL241,36819,078–

211McLennan County, TXTX272,02019,026–

212Kenton County, KYKY175,77918,981–

213Polk County, IAIA516,54618,978–

214Pickens County, SCSC139,19818,970–

215McLean County, ILIL171,41918,928–

216Cleveland County, NCNC103,32518,906–

217Berks County, PAPA440,07218,889–

218Campbell County, TNTN40,29018,861–

219Bullitt County, KYKY86,45418,799–

220Macon County, ILIL99,30018,788–

221Williamson County, TXTX752,82718,753–

222Talladega County, ALAL81,60318,681–

223Osceola County, FLFL481,71818,672–

224Houston County, ALAL110,31818,641–

225Surry County, NCNC72,28718,639–

226Sangamon County, ILIL194,17018,588–

227Laurel County, KYKY63,74618,571–

228Passaic County, NJNJ531,62418,560–

229DeSoto County, MSMS197,91818,558–

230Manatee County, FLFL468,20018,531–

231Lorain County, OHOH323,21918,528–

232St. Tammany Parish, LALA279,10818,513–

233Cabarrus County, NCNC249,72518,464–

234Augusta County, VAVA78,94018,431–

235Lane County, OROR381,58418,348–

236Blount County, TNTN143,82018,317–

237Ouachita Parish, LALA158,54218,274–

238Prince William County, VAVA502,96618,245–

239Lake County, ININ504,61218,230–

240Plymouth County, MAMA546,82918,214–

241Clackamas County, OROR426,28018,121–

242Iredell County, NCNC211,79818,052–

243Putnam County, FLFL77,73417,965–

244Cumberland County, NCNC338,47317,940–

245Rankin County, MSMS162,18117,938–

246Jackson County, MSMS147,66617,906–

247Stafford County, VAVA170,80317,869–

248Jefferson County, MOMO233,13217,854–

249Jefferson County, TNTN60,02417,673–

250Licking County, OHOH185,56417,654–

251Clark County, WAWA532,11917,636–

252Union County, NJNJ601,86317,621–

253Columbia County, GAGA169,18917,610–

254Benton County, ARAR332,55417,610–

255Berkeley County, SCSC274,66617,595–

256Walker County, GAGA70,25017,591–

257Lubbock County, TXTX328,90617,518–

258Houston County, GAGA178,21417,367–

259Vermilion County, ILIL71,25917,364–

260Lancaster County, SCSC114,29617,289–

261Prince George's County, MDMD970,37417,214–

262Christian County, MOMO96,72517,210–

263Jefferson Parish, LALA431,39817,194–

264Washington County, ARAR271,21317,155–

265Lucas County, OHOH423,34717,015–

266Bernalillo County, NMNM667,60117,014–

267Wood County, WVWV82,38516,964–

268Kootenai County, IDID191,86416,906–

269Kershaw County, SCSC73,16616,878–

270Gregg County, TXTX126,09516,878–

271Carter County, OKOK48,91016,840–

272Morgan County, ALAL126,48316,790–

273Hamblen County, TNTN68,84316,773–

274Washington County, OROR611,70816,747–

275Bossier Parish, LALA131,86716,746–

276Covington County, ALAL37,94716,727–

277Tipton County, TNTN62,28716,712–

278Stanislaus County, CACA557,71916,650–

279Roane County, TNTN57,39516,581–

280Madison County, ININ135,08816,493–

281Walton County, GAGA112,69616,469–

282Robertson County, TNTN80,17516,415–

283Nassau County, FLFL106,87916,333–

284Bronx County, NYNY1,406,33216,297–

285New Castle County, DEDE588,02616,262–

286Clay County, FLFL239,59316,202–

287Butte County, CACA209,21116,200–

288Douglas County, NENE606,46016,149–

289Smith County, TXTX252,54916,143–

290Williamson County, TNTN272,06116,100–

291Lauderdale County, ALAL97,13516,052–

292Murray County, GAGA41,60716,027–

293Madison County, KYKY101,69615,962–

294Harrison County, MSMS217,13615,898–

295Calhoun County, ALAL115,83415,896–

296Santa Rosa County, FLFL211,11515,877–

297Anderson County, TNTN82,06615,860–

298Walton County, FLFL93,28815,840–

299Richmond County, GAGA206,55915,797–

300Lafourche Parish, LALA95,50515,791–

301Somerset County, NJNJ356,48615,603–

302Paulding County, GAGA190,99615,583–

303Lafayette Parish, LALA257,94915,498–

304Wayne County, NCNC122,27815,495–

305Alamance County, NCNC186,17715,467–

306Leon County, FLFL299,04815,370–

307Hardin County, KYKY113,48215,351–

308Bell County, KYKY22,82915,309–

309Floyd County, KYKY34,40115,307–

310Maury County, TNTN118,13115,205–

311Caldwell County, NCNC81,10515,175–

312Wayne County, OHOH116,75815,164–

313Washtenaw County, MIMI370,21415,151–

314Jackson County, ALAL54,28115,097–

315Caddo Parish, LALA224,22615,082–

316Harford County, MDMD266,44615,014–

317Elkhart County, ININ208,77414,962–

318San Joaquin County, CACA823,81514,961–

319Fresno County, CACA1,035,45614,898–

320Jones County, MSMS66,49614,845–

321Franklin County, PAPA160,65214,803–

322Spalding County, GAGA70,77514,747–

323Hanover County, VAVA116,42314,732–

324Calcasieu Parish, LALA208,46614,724–

325Galveston County, TXTX372,20714,692–

326Etowah County, ALAL103,88614,673–

327Bedford County, TNTN55,27314,617–

328Marion County, OROR355,77714,581–

329Harrisonburg, VAVA50,83914,504–

330Collier County, FLFL417,13114,427–

331Frederick County, MDMD302,88314,421–

332Spotsylvania County, VAVA155,38814,389–

333Penobscot County, MEME157,96714,368–

334Yellowstone County, MTMT172,69214,363–

335Coffee County, TNTN62,41914,338–

336Cumberland County, PAPA277,27014,331–

337St. Lucie County, FLFL402,44914,325–

338Knox County, KYKY29,53214,225–

339Hillsborough County, NHNH433,41514,197–

340Westmoreland County, PAPA349,32414,148–

341Carroll County, MDMD176,67714,111–

342Pittsylvania County, VAVA59,49014,099–

343Onondaga County, NYNY466,58414,013–

344Will County, ILIL712,25314,005–

345Johnson County, ININ174,26213,982–

346Richmond County, NYNY501,29013,977–

347Clark County, ININ130,45113,939–

348Suffolk County, MAMA791,89113,931–

349Shasta County, CACA181,64813,920–

350Haywood County, NCNC63,36913,920–

351Terrebonne Parish, LALA104,16313,787–

352Roanoke County, VAVA97,15013,781–

353Loudoun County, VAVA449,74913,779–

354Barrow County, GAGA99,77313,665–

355Bradley County, TNTN115,46513,593–

356Rockland County, NYNY357,39713,566–

357Marshall County, ALAL103,53713,554–

358Bartow County, GAGA120,80013,505–

359Carter County, TNTN57,36113,422–

360Morris County, NJNJ524,25113,420–

361Jackson County, MIMI159,55213,406–

362Rockingham County, NCNC94,19513,396–

363Bristol County, MAMA593,64013,393–

364Milwaukee County, WIWI924,21613,378–

365Madison County, TNTN100,79013,375–

366Rutherford County, NCNC65,74513,277–

367Sonoma County, CACA486,44413,241–

368Saline County, ARAR133,28813,203–

369Benton County, WAWA221,72213,183–

370Hendricks County, ININ193,51013,161–

371Catoosa County, GAGA69,62813,125–

372Northampton County, PAPA324,41113,101–

373Bedford County, VAVA83,05913,041–

374Durham County, NCNC347,24013,032–

375Harrison County, WVWV64,22112,997–

376Newton County, GAGA125,58312,972–

377Warren County, KYKY149,37512,942–

378Douglas County, COCO399,39612,882–

379Burlington County, NJNJ481,43912,852–

380Faulkner County, ARAR133,97912,839–

381Limestone County, ALAL122,92812,793–

382Harnett County, NCNC150,13712,790–

383Pike County, KYKY54,72112,788–

384Howard County, MDMD339,18312,788–

385Dane County, WIWI590,37512,773–

386Camden County, NJNJ535,79912,771–

387Greene County, TNTN73,83112,763–

388Howard County, ININ83,90412,747–

389Floyd County, GAGA101,37812,697–

390Bowie County, TXTX92,69612,690–

391Bell County, TXTX402,24812,687–

392Clayton County, GAGA297,47112,646–

393Placer County, CACA442,08112,633–

394Livingston Parish, LALA155,03612,621–

395Pike County, MSMS38,71212,617–

396Ulster County, NYNY183,33012,589–

397Pitt County, NCNC182,93612,569–

398Campbell County, VAVA55,62912,562–

399Medina County, OHOH185,02512,543–

400Clearfield County, PAPA78,10012,533–

401Wilson County, NCNC81,15012,481–

402Delaware County, ININ113,10612,465–

403Johnson County, TXTX218,04812,461–

404Loudon County, TNTN63,76412,452–

405Jackson County, GAGA99,26512,451–

406Suffolk, VAVA104,69912,434–

407Fairfield County, OHOH169,75212,393–

408Washington County, MDMD157,73112,391–

409St. Clair County, ILIL250,70812,374–

410Greenwood County, SCSC70,37912,286–

411Cumberland County, TNTN66,30012,280–

412Cumberland County, MEME317,22212,213–

413Comanche County, OKOK122,15812,142–

414Delaware County, PAPA580,93712,133–

415Franklin County, VAVA55,52612,081–

416St. Joseph County, ININ272,86112,056–

417Whitfield County, GAGA106,21212,050–

418Greene County, ARAR47,41112,035–

419Kane County, ILIL525,75711,997–

420Hampden County, MAMA464,33811,983–

421Brunswick County, NCNC174,70211,907–

422Nueces County, TXTX352,99211,906–

423Ellis County, TXTX240,86711,904–

424Muscogee County, GAGA202,17111,893–

425Warren County, TNTN43,71711,893–

426Sussex County, DEDE277,14011,888–

427Columbus County, NCNC50,48711,853–

428Oldham County, KYKY70,98611,846–

429Chatham County, GAGA311,85511,817–

430Christian County, KYKY70,11511,811–

431Lincoln County, KYKY25,35311,800–

432Walker County, ALAL65,14011,775–

433Lee County, ALAL189,88111,774–

434Bibb County, GAGA157,55611,763–

435Douglas County, GAGA154,29311,669–

436Dauphin County, PAPA293,35111,654–

437Alachua County, FLFL290,02811,651–

438Garvin County, OKOK26,37711,613–

439Henderson County, NCNC122,37511,596–

440Shawnee County, KSKS178,60711,536–

441Lehigh County, PAPA384,38311,536–

442York County, MEME222,43411,507–

443Botetourt County, VAVA34,14411,499–

444Hernando County, FLFL221,70111,475–

445Larimer County, COCO377,29211,419–

446Thurston County, WAWA304,26111,414–

447Monroe County, TNTN49,73011,411–

448Florence County, SCSC138,50411,397–

449Midland County, TXTX187,85511,351–

450Henry County, VAVA49,24211,348–

451Anchorage, AKAK287,15511,326–

452Erie County, PAPA265,83211,324–

453Lawrence County, OHOH55,71011,307–

454Baldwin County, GAGA44,02911,279–

455Lincoln County, NCNC98,65411,238–

456Jessamine County, KYKY57,14711,237–

457McHenry County, ILIL317,75111,233–

458Roanoke, VAVA99,11111,233–

459White County, ARAR80,08511,229–

460McDowell County, NCNC45,19811,226–

461Tulare County, CACA485,14611,215–

462Parker County, TXTX184,76711,195–

463San Mateo County, CACA743,56811,173–

464Lonoke County, ARAR76,66411,172–

465Rockingham County, NHNH324,07711,162–

466Hinds County, MSMS211,88811,118–

467Hampton, VAVA137,31511,117–

468Elmore County, ALAL91,57711,097–

469Jefferson County, TXTX254,32111,085–

470St. Louis, MOMO278,14411,071–

471Highlands County, FLFL111,12211,025–

472Albemarle County, VAVA118,35611,021–

473Claiborne County, TNTN33,22910,998–

474St. Mary Parish, LALA46,55210,972–

475Yadkin County, NCNC38,32510,950–

476Mercer County, NJNJ399,28910,918–

477Nash County, NCNC99,36510,912–

478Weld County, COCO378,42610,890–

479Kalamazoo County, MIMI263,79510,889–

480Monroe County, ININ143,34510,838–

481Madison County, MSMS116,29810,834–

482Grayson County, TXTX153,61310,809–

483Anoka County, MNMN381,60510,779–

484Hancock County, MEME57,17110,752–

485Sebastian County, ARAR130,64110,746–

486Jackson County, OROR221,79510,719–

487Cullman County, ALAL94,00910,705–

488Chelan County, WAWA81,94110,676–

489Chattooga County, GAGA25,30010,673–

490Boone County, KYKY145,31610,673–

491Livingston County, MIMI197,31510,630–

492Haralson County, GAGA33,06610,613–

493Calhoun County, MIMI133,40810,604–

494Whitley County, KYKY37,29710,580–

495Canadian County, OKOK187,18910,564–

496Luzerne County, PAPA332,12610,544–

497Oconee County, SCSC83,77510,525–

498Jasper County, MOMO127,42810,522–

499Bryan County, OKOK51,36710,498–

500Moore County, NCNC110,61910,485–

SHOWING 1–500 OF 3,123

Download CSV (full list, 3,123 rows)

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS

Frequently asked

Which county has the highest american population?

Los Angeles County, California ranks #1 with 207,551 (2010 Decennial Census).

What are the top 5 counties by american population?

Los Angeles County, California, Maricopa County, Arizona, Harris County, Texas, Tarrant County, Texas, Dallas County, Texas.

How many counties are in this ranking?

3,123 counties qualify after filtering for population minimums and data availability. The ranking covers 2010 Decennial Census data.

How is american population measured?

Number of residents who are American ancestry (Ancestry, ACS detailed tables). Source: US Census Bureau, 2010 Decennial Census.