RANKING · 2024 ACS · 500 SHOWN OF 1,075

Largest Iranian population, US counties

US counties ranked by the number of residents who are Iranian ancestry, from the 2023 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 86,430. 1,075 counties qualify in total. California carries 11 of the top 25 entries.

All statesAll rankings

SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPIRANIAN POPULATIONVS 2000

01Los Angeles County, CACA9,694,93486,430–

02Orange County, CACA3,149,50739,737–

03Santa Clara County, CACA1,914,39120,620–

04San Diego County, CACA3,282,24817,138–

05Harris County, TXTX5,045,02612,375–

06Fairfax County, VAVA1,167,87310,943–

07King County, WAWA2,344,93910,136–

08Montgomery County, MDMD1,074,5829,054–

09Contra Costa County, CACA1,170,0708,957–

10Nassau County, NYNY1,398,9398,424–

11Alameda County, CACA1,636,6307,886–

12Cook County, ILIL5,194,6257,763–

13Collin County, TXTX1,297,1797,086–

14Maricopa County, AZAZ4,689,5586,769–

15Sacramento County, CACA1,618,4605,794–

16New York County, NYNY1,664,8625,468–

17Clark County, NVNV2,407,2265,289–

18San Mateo County, CACA743,5685,061–

19Middlesex County, MAMA1,669,9795,027–

20Ventura County, CACA830,8515,003–

21Riverside County, CACA2,544,9164,533–

22Loudoun County, VAVA449,7494,492–

23Fulton County, GAGA1,098,7914,048–

24San Francisco County, CACA826,0793,905–

25Kings County, NYNY2,653,9633,838–

26Dallas County, TXTX2,661,3973,738–

27District of Columbia, DCDC693,6453,059–

28Tarrant County, TXTX2,248,4662,989–

29Travis County, TXTX1,389,6702,870–

30Queens County, NYNY2,358,1822,866–

31Fort Bend County, TXTX975,1912,849–

32San Bernardino County, CACA2,224,0912,764–

33Salt Lake County, UTUT1,220,9162,748–

34Denton County, TXTX1,069,3462,480–

35Washington County, OROR611,7082,469–

36Snohomish County, WAWA870,6562,361–

37Bexar County, TXTX2,160,0882,349–

38Miami-Dade County, FLFL2,802,0292,323–

39Marin County, CACA253,6942,247–

40Palm Beach County, FLFL1,575,7262,171–

41Orange County, FLFL1,528,0022,113–

42Cobb County, GAGA793,3452,113–

43Oakland County, MIMI1,288,3372,018–

44Wake County, NCNC1,257,2351,943–

45Suffolk County, MAMA791,8911,942–

46Bergen County, NJNJ977,0261,924–

47Howard County, MDMD339,1831,831–

48Placer County, CACA442,0811,822–

49Baltimore County, MDMD847,6501,815–

50Hennepin County, MNMN1,284,7841,809–

51Oklahoma County, OKOK822,1251,784–

52Westchester County, NYNY1,015,7431,722–

53Multnomah County, OROR795,3911,672–

54Hillsborough County, FLFL1,574,1151,659–

55Franklin County, OHOH1,361,5361,579–

56DuPage County, ILIL934,2981,569–

57Norfolk County, MAMA739,7491,563–

58Santa Barbara County, CACA442,0651,497–

59Denver County, COCO740,6131,457–

60Mecklenburg County, NCNC1,233,3831,394–

61San Joaquin County, CACA823,8151,383–

62Arlington County, VAVA243,9311,371–

63Gwinnett County, GAGA1,018,0991,342–

64Pima County, AZAZ1,074,6851,292–

65Broward County, FLFL2,013,3171,272–

66Capitol Planning Region, CTCT994,1151,243–

67Suffolk County, NYNY1,546,0901,219–

68Anne Arundel County, MDMD603,3801,141–

69Western Connecticut Planning Region, CTCT640,4821,095–

70Arapahoe County, COCO673,8201,094–

71Hudson County, NJNJ735,0331,063–

72Fresno County, CACA1,035,4561,056–

73Washtenaw County, MIMI370,2141,055–

74Worcester County, MAMA888,5021,043–

75Lake County, ILIL719,3391,034–

76Stanislaus County, CACA557,7191,027–

77Williamson County, TXTX752,8271,022–

78Davidson County, TNTN745,9041,017–

79Johnson County, KSKS636,9061,011–

80Forsyth County, GAGA282,805993–

81Galveston County, TXTX372,207987–

82Philadelphia County, PAPA1,574,281982–

83Washoe County, NVNV509,386961–

84Allegheny County, PAPA1,225,035955–

85Fayette County, KYKY329,751939–

86DeKalb County, GAGA774,394934–

87Delaware County, PAPA580,937917–

88St. Louis County, MOMO990,911914–

89Bernalillo County, NMNM667,601903–

90Cuyahoga County, OHOH1,232,925895–

91Essex County, NJNJ896,379893–

92Montgomery County, PAPA877,643875–

93Sonoma County, CACA486,444872–

94Pinellas County, FLFL948,563868–

95Santa Cruz County, CACA258,852864–

96Knox County, TNTN511,453859–

97Middlesex County, NJNJ883,335843–

98Montgomery County, TXTX781,194841–

99Douglas County, COCO399,396839–

100Prince George's County, MDMD970,374815–

101Seminole County, FLFL491,884814–

102Yolo County, CACA224,410803–

103Alachua County, FLFL290,028797–

104Douglas County, NENE606,460787–

105Clackamas County, OROR426,280778–

106Prince William County, VAVA502,966769–

107Marion County, ININ992,196758–

108Essex County, MAMA826,653758–

109Duval County, FLFL1,062,963753–

110Jefferson County, KYKY795,222752–

111Baltimore, MDMD569,997752–

112Pierce County, WAWA946,288740–

113Clark County, WAWA532,119730–

114Somerset County, NJNJ356,486708–

115Tulsa County, OKOK698,782705–

116Dane County, WIWI590,375699–

117Wayne County, MIMI1,769,038698–

118Chester County, PAPA557,116698–

119Frederick County, MDMD302,883689–

120Boulder County, COCO328,560685–

121Richmond County, NYNY501,290673–

122Cleveland County, OKOK303,973668–

123El Paso County, COCO757,040667–

124Ingham County, MIMI289,709641–

125Orange County, NCNC152,498627–

126El Dorado County, CACA192,323615–

127Monterey County, CACA433,729593–

128Milwaukee County, WIWI924,216584–

129St. Charles County, MOMO426,499579–

130Honolulu County, HIHI988,703576–

131South Central Connecticut Planning Region, CTCT578,741575–

132Dakota County, MNMN457,710559–

133Chesterfield County, VAVA397,148545–

134Morris County, NJNJ524,251540–

135Summit County, OHOH538,376540–

136Richland County, SCSC434,956538–

137Jefferson County, COCO580,451533–

138Hampshire County, MAMA164,065516–

139Virginia Beach, VAVA453,737516–

140Champaign County, ILIL209,972508–

141Guilford County, NCNC562,234503–

142Albany County, NYNY321,225500–

143Pinal County, AZAZ539,380499–

144Solano County, CACA455,376492–

145Stafford County, VAVA170,803488–

146Henrico County, VAVA342,775484–

147Jefferson County, ALAL665,742481–

148San Luis Obispo County, CACA282,367478–

149East Baton Rouge Parish, LALA456,180476–

150Monroe County, NYNY750,506475–

151Ramsey County, MNMN541,623469–

152Ada County, IDID546,141465–

153Hillsborough County, NHNH433,415465–

154Sedgwick County, KSKS538,433460–

155Catawba County, NCNC170,172456–

156El Paso County, TXTX877,858449–

157Greenville County, SCSC583,125440–

158Sarasota County, FLFL479,958439–

159Lane County, OROR381,584429–

160Bucks County, PAPA647,828424–

161Williamson County, TNTN272,061423–

162Alexandria, VAVA160,662423–

163St. Louis, MOMO278,144421–

164Kern County, CACA927,068417–

165Polk County, FLFL874,790409–

166Jackson County, MOMO732,994404–

167Kane County, ILIL525,757396–

168Cherokee County, GAGA299,273395–

169Monroe County, ININ143,345393–

170Monmouth County, NJNJ651,035391–

171Union County, NJNJ601,863391–

172Lee County, FLFL875,607388–

173Mercer County, NJNJ399,289388–

174Montgomery County, VAVA98,434386–

175Passaic County, NJNJ531,624379–

176Orleans Parish, LALA362,154378–

177Leon County, FLFL299,048377–

178Hawaii County, HIHI210,043377–

179Tulare County, CACA485,146374–

180Erie County, NYNY946,741374–

181Volusia County, FLFL606,573368–

182Rockdale County, GAGA98,416362–

183Jefferson Parish, LALA431,398362–

184Larimer County, COCO377,292356–

185Providence County, RIRI678,179349–

186Sumner County, TNTN215,538349–

187New Castle County, DEDE588,026347–

188Will County, ILIL712,253345–

189Madison County, ALAL433,516338–

190Boone County, MOMO191,746332–

191Ascension Parish, LALA135,105331–

192Shelby County, TNTN910,226331–

193Portage County, OHOH163,404324–

194Bowie County, TXTX92,696323–

195Harford County, MDMD266,446319–

196Tippecanoe County, ININ190,456318–

197Story County, IAIA101,291318–

198Centre County, PAPA157,393309–

199Orange County, NYNY417,669306–

200Montgomery County, OHOH539,598304–

201Adams County, COCO554,668303–

202Utah County, UTUT759,859301–

203Rockwall County, TXTX140,738300–

204Chittenden County, VTVT169,115296–

205Merced County, CACA297,260293–

206Randall County, TXTX152,351293–

207Tuscaloosa County, ALAL241,368292–

208Hamilton County, TNTN390,833292–

209Charlotte County, FLFL217,212290–

210Onondaga County, NYNY466,584289–

211Richmond, VAVA237,257288–

212Butler County, OHOH400,128287–

213Delaware County, OHOH242,032278–

214Brazos County, TXTX249,088276–

215Durham County, NCNC347,240272–

216Hamilton County, OHOH838,418271–

217Olmsted County, MNMN166,731264–

218Pasco County, FLFL674,516262–

219Brevard County, FLFL663,982259–

220Pulaski County, ARAR404,611256–

221Warren County, OHOH257,181256–

222Garfield County, COCO63,474253–

223Spokane County, WAWA558,344253–

224Johnson County, IAIA160,044249–

225Spartanburg County, SCSC380,857245–

226Whatcom County, WAWA236,392241–

227Lucas County, OHOH423,347239–

228Napa County, CACA132,949236–

229Lexington County, SCSC317,588233–

230Hampden County, MAMA464,338232–

231Macomb County, MIMI886,221232–

232Gloucester County, NJNJ312,638232–

233Deschutes County, OROR213,072231–

234Shasta County, CACA181,648228–

235Atlantic County, NJNJ278,657228–

236Clarke County, GAGA129,921225–

237Anchorage, AKAK287,155220–

238Santa Fe County, NMNM156,907220–

239Rockland County, NYNY357,397219–

240Forsyth County, NCNC401,718215–

241Douglas County, KSKS120,920214–

242Ellis County, TXTX240,867214–

243Cumberland County, MEME317,222213–

244Ocean County, NJNJ673,746213–

245Lancaster County, PAPA563,159213–

246Washington County, MNMN286,895212–

247Lancaster County, NENE334,049211–

248Charleston County, SCSC436,200211–

249Payne County, OKOK83,889209–

250Davis County, UTUT381,227208–

251Spotsylvania County, VAVA155,388205–

252Bronx County, NYNY1,406,332204–

253Washington County, ARAR271,213203–

254Chatham County, GAGA311,855198–

255Hays County, TXTX304,390197–

256Monroe County, FLFL80,406196–

257Outagamie County, WIWI195,894194–

258Kalamazoo County, MIMI263,795191–

259Taylor County, KYKY26,763184–

260Osceola County, FLFL481,718182–

261Marion County, OROR355,777180–

262Brazoria County, TXTX419,080180–

263Rensselaer County, NYNY160,510178–

264Dutchess County, NYNY300,708176–

265Hampton, VAVA137,315176–

266Iredell County, NCNC211,798175–

267Doña Ana County, NMNM229,091174–

268Waukesha County, WIWI417,210171–

269Lubbock County, TXTX328,906170–

270Manatee County, FLFL468,200169–

271Vigo County, ININ106,512168–

272Camden County, NJNJ535,799167–

273Falls Church, VAVA15,159167–

274Thurston County, WAWA304,261167–

275Butte County, CACA209,211166–

276Saginaw County, MIMI187,688166–

277Hamilton County, ININ387,036163–

278Weld County, COCO378,426162–

279Norfolk, VAVA231,013161–

280Greater Bridgeport Planning Region, CTCT337,697159–

281Beaufort County, SCSC204,433159–

282Johnson County, TXTX218,048159–

283Kootenai County, IDID191,864157–

284Northampton County, PAPA324,411157–

285Lehigh County, PAPA384,383156–

286Broome County, NYNY195,736155–

287Lincoln Parish, LALA48,360153–

288Fredericksburg, VAVA30,393153–

289Naugatuck Valley Planning Region, CTCT463,349152–

290Sumter County, SCSC105,067151–

291Broomfield County, COCO79,174150–

292Saratoga County, NYNY241,343150–

293Niagara County, NYNY208,912149–

294Lorain County, OHOH323,219149–

295Peoria County, ILIL178,553147–

296Maui County, HIHI160,592146–

297Charlottesville, VAVA44,388146–

298Bristol County, MAMA593,640145–

299Wood County, OHOH134,176143–

300Harrison County, MSMS217,136140–

301York County, PAPA473,197140–

302Collier County, FLFL417,131139–

303Whitman County, WAWA48,512138–

304Madera County, CACA167,927137–

305Shelby County, ALAL238,552136–

306Boone County, ININ80,689135–

307York County, VAVA71,374135–

308Jackson County, OROR221,795130–

309Smith County, TXTX252,549129–

310Hidalgo County, TXTX921,549127–

311St. Tammany Parish, LALA279,108126–

312San Jacinto County, TXTX29,488126–

313Coconino County, AZAZ144,368125–

314Fairfax, VAVA26,772122–

315Grand Forks County, NDND74,501121–

316Parker County, TXTX184,767120–

317Jefferson Davis Parish, LALA31,471118–

318Jackson County, MSMS147,666118–

319Greene County, OHOH174,322118–

320Jackson County, ILIL52,501117–

321York County, MEME222,434117–

322Skagit County, WAWA132,975117–

323Washington County, PAPA210,802116–

324Monongalia County, WVWV107,991113–

325Guadalupe County, TXTX201,111112–

326Paulding County, GAGA190,996110–

327Stearns County, MNMN164,110110–

328Wilson County, TNTN175,033110–

329Ozaukee County, WIWI94,346108–

330St. Lawrence County, NYNY105,488107–

331Cochise County, AZAZ126,332106–

332Anoka County, MNMN381,605105–

333Stark County, OHOH373,771105–

334Roanoke County, VAVA97,150105–

335Linn County, OROR132,843104–

336Humboldt County, CACA131,647103–

337Fauquier County, VAVA76,503103–

338Kanawha County, WVWV172,381103–

339Yavapai County, AZAZ252,552102–

340Kent County, MIMI675,232102–

341Albemarle County, VAVA118,356102–

342Kitsap County, WAWA283,374102–

343Penobscot County, MEME157,967101–

344Rutherford County, TNTN386,352100–

345Austin County, TXTX33,625100–

346St. Joseph County, ININ272,86199–

347Riley County, KSKS72,59899–

348Christian County, KYKY70,11598–

349Mohave County, AZAZ228,10297–

350Black Hawk County, IAIA131,53297–

351New Hanover County, NCNC245,95997–

352Comal County, TXTX209,16697–

353Indian River County, FLFL172,79996–

354St. Johns County, FLFL346,32896–

355Greene County, MOMO309,28695–

356Lackawanna County, PAPA216,50295–

357Cape May County, NJNJ93,39090–

358Oneida County, NYNY226,39289–

359Brunswick County, NCNC174,70289–

360Union County, NCNC267,67489–

361Berkeley County, SCSC274,66689–

362Polk County, IAIA516,54688–

363Boone County, KYKY145,31688–

364Kent County, RIRI173,49588–

365Chesapeake, VAVA255,33288–

366Kenton County, KYKY175,77987–

367Cole County, MOMO77,90886–

368Cache County, UTUT145,00085–

369Newport News, VAVA183,23085–

370Glynn County, GAGA87,59984–

371Winn Parish, LALA14,96184–

372Bristol County, RIRI50,00184–

373Lee County, ALAL189,88183–

374Coles County, ILIL46,60783–

375Genesee County, MIMI401,09383–

376Houghton County, MIMI37,84283–

377Cumberland County, PAPA277,27083–

378Talladega County, ALAL81,60382–

379Weber County, UTUT278,17482–

380Escambia County, FLFL333,83480–

381Anderson County, SCSC219,93080–

382Bastrop County, TXTX118,90880–

383Madison County, ILIL263,11079–

384Linn County, IAIA232,02879–

385Elkhart County, ININ208,77478–

386Scott County, MNMN159,01778–

387Scott County, IAIA175,25977–

388Schenectady County, NYNY162,58177–

389Benton County, OROR97,72877–

390Waller County, TXTX69,85877–

391Harrison County, ININ40,43776–

392Franklin County, KYKY52,64976–

393Oldham County, KYKY70,98676–

394Buncombe County, NCNC277,41776–

395Robeson County, NCNC119,94176–

396Dauphin County, PAPA293,35176–

397Henderson County, TXTX88,59576–

398Nassau County, FLFL106,87975–

399Bibb County, GAGA157,55675–

400Richmond County, GAGA206,55975–

401Pitt County, NCNC182,93675–

402Delaware County, OKOK41,91075–

403Hall County, GAGA226,56874–

404Pike County, KYKY54,72174–

405Oktibbeha County, MSMS51,89674–

406Berrien County, MIMI152,44473–

407Allen County, ININ402,32972–

408Ouachita Parish, LALA158,54272–

409Franklin County, ILIL36,91671–

410Cascade County, MTMT85,02971–

411Tompkins County, NYNY104,04770–

412Lake County, OHOH232,21770–

413Aiken County, SCSC181,51570–

414Henderson County, TNTN28,51870–

415Fremont County, WYWY39,46470–

416Hunterdon County, NJNJ131,78169–

417Jefferson County, NYNY111,54069–

418Platte County, MOMO114,40068–

419Oswego County, NYNY118,56968–

420Lewis County, WAWA88,06268–

421Nevada County, CACA101,91167–

422Powhatan County, VAVA32,59167–

423Lafayette Parish, LALA257,94966–

424Cumberland County, NCNC338,47366–

425Muskogee County, OKOK66,70866–

426Clark County, ININ130,45165–

427Wicomico County, MDMD106,89965–

428Cass County, NDND201,79465–

429Jasper County, TXTX33,07565–

430Mobile County, ALAL411,65864–

431Erie County, PAPA265,83264–

432Benton County, ARAR332,55463–

433Ravalli County, MTMT48,58263–

434Cabarrus County, NCNC249,72563–

435Fairfield County, OHOH169,75263–

436Racine County, WIWI198,91963–

437Lower Connecticut River Valley Planning Region, CTCT177,31162–

438Columbia County, FLFL74,09462–

439Cecil County, MDMD107,13162–

440Washington County, MDMD157,73162–

441Livingston County, MIMI197,31562–

442Pickens County, SCSC139,19861–

443Harrisonburg, VAVA50,83961–

444Carroll County, NHNH52,78460–

445Rockingham County, NHNH324,07760–

446Lake County, CACA67,77259–

447Lassen County, CACA28,11759–

448Okaloosa County, FLFL221,81059–

449Bannock County, IDID91,59159–

450Dallas County, IAIA118,45759–

451Kenosha County, WIWI168,44859–

452Sangamon County, ILIL194,17058–

453Cape Girardeau County, MOMO83,99958–

454Ulster County, NYNY183,33058–

455Pitkin County, COCO16,62557–

456Citrus County, FLFL171,66657–

457Geauga County, OHOH95,67657–

458Carroll County, MDMD176,67756–

459Carlton County, MNMN36,71156–

460Yancey County, NCNC19,08456–

461Horry County, SCSC427,55156–

462San Patricio County, TXTX72,05356–

463Flagler County, FLFL140,36055–

464Rockingham County, VAVA89,31655–

465Seminole County, OKOK23,44154–

466Williamsburg, VAVA15,86154–

467Vanderburgh County, ININ181,99553–

468Berkshire County, MAMA128,22453–

469Polk County, OROR90,03753–

470Washington County, RIRI129,79553–

471Mason County, WAWA71,16553–

472Navajo County, AZAZ109,94652–

473Bryan County, GAGA52,06252–

474Floyd County, ININ82,15352–

475Charles County, MDMD176,59352–

476Clinton County, MIMI80,43252–

477Strafford County, NHNH135,04352–

478Alamance County, NCNC186,17752–

479Southeastern Connecticut Planning Region, CTCT284,01551–

480Eagle County, COCO54,29150–

481Gunnison County, COCO17,43950–

482Gallatin County, MTMT128,74050–

483Harnett County, NCNC150,13750–

484Johnston County, NCNC256,44850–

485Cambria County, PAPA128,96850–

486Yuba County, CACA88,69149–

487Sarpy County, NENE208,30349–

488Lampasas County, TXTX23,65749–

489Nueces County, TXTX352,99249–

490Wichita County, TXTX129,55549–

491Effingham County, GAGA74,39748–

492Whiteside County, ILIL54,12148–

493Howard County, ININ83,90448–

494Sullivan County, NYNY80,58648–

495Ashland County, OHOH52,52348–

496Columbia County, PAPA66,19348–

497Cameron County, TXTX433,94648–

498Grant County, ININ66,52447–

499Clay County, MOMO265,03247–

500Putnam County, NYNY99,02847–

SHOWING 1–500 OF 1,075

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES

Frequently asked

Which county has the highest iranian population?

Los Angeles County, California ranks #1 with 86,430 (2024 American Community Survey).

What are the top 5 counties by iranian population?

Los Angeles County, California, Orange County, California, Santa Clara County, California, San Diego County, California, Harris County, Texas.

How many counties are in this ranking?

1,075 counties qualify after filtering for population minimums and data availability. The ranking covers 2024 ACS 5-year data.

How is iranian population measured?

Number of residents who are Iranian ancestry (Ancestry, ACS detailed tables). Source: US Census Bureau, American Community Survey 5-year estimates (2024).