RANKING · 2020 CENSUS · 500 SHOWN OF 1,667

Largest Romanian population, US counties · 2020

US counties ranked by the number of residents who are Romanian ancestry, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. Cook County, Illinois leads at 21,874. 1,667 counties qualify in total. California carries 5 of the top 25 entries.

All statesAll rankings

SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPROMANIAN POPULATIONVS 2000

01Cook County, ILIL5,194,62521,874–

02Los Angeles County, CACA9,694,93415,728–

03Maricopa County, AZAZ4,689,55811,090–

04New York County, NYNY1,664,8629,484–

05Queens County, NYNY2,358,1829,324–

06King County, WAWA2,344,9399,056–

07Cuyahoga County, OHOH1,232,9258,144–

08Kings County, NYNY2,653,9637,905–

09Sacramento County, CACA1,618,4607,896–

10Orange County, CACA3,149,5077,096–

11Oakland County, MIMI1,288,3376,788–

12Palm Beach County, FLFL1,575,7266,422–

13Broward County, FLFL2,013,3176,138–

14Gwinnett County, GAGA1,018,0996,030–

15Nassau County, NYNY1,398,9395,757–

16Wayne County, MIMI1,769,0385,625–

17Clark County, NVNV2,407,2265,360–

18Macomb County, MIMI886,2215,151–

19Lake County, ILIL719,3393,874–

20San Diego County, CACA3,282,2483,804–

21Westchester County, NYNY1,015,7433,778–

22Harris County, TXTX5,045,0263,531–

23Multnomah County, OROR795,3913,484–

24Clark County, WAWA532,1193,330–

25Santa Clara County, CACA1,914,3913,307–

26Riverside County, CACA2,544,9163,225–

27Miami-Dade County, FLFL2,802,0293,176–

28Stark County, OHOH373,7713,082–

29Rockland County, NYNY357,3972,951–

30DuPage County, ILIL934,2982,943–

31Suffolk County, NYNY1,546,0902,816–

32Summit County, OHOH538,3762,682–

33Middlesex County, MAMA1,669,9792,679–

34Bergen County, NJNJ977,0262,673–

35Montgomery County, MDMD1,074,5822,566–

36Alameda County, CACA1,636,6302,474–

37Snohomish County, WAWA870,6562,411–

38San Bernardino County, CACA2,224,0912,405–

39Pinellas County, FLFL948,5632,385–

40Hennepin County, MNMN1,284,7842,356–

41Allegheny County, PAPA1,225,0352,340–

42Philadelphia County, PAPA1,574,2812,270–

43Montgomery County, PAPA877,6432,150–

44Clackamas County, OROR426,2802,067–

45Pierce County, WAWA946,2882,056–

46Collin County, TXTX1,297,1791,908–

47Washington County, OROR611,7081,880–

48Monmouth County, NJNJ651,0351,848–

49Travis County, TXTX1,389,6701,836–

50Washtenaw County, MIMI370,2141,833–

51Bexar County, TXTX2,160,0881,831–

52Mecklenburg County, NCNC1,233,3831,800–

53Ocean County, NJNJ673,7461,795–

54Orange County, FLFL1,528,0021,703–

55Collier County, FLFL417,1311,693–

56Fairfax County, VAVA1,167,8731,675–

57Franklin County, OHOH1,361,5361,674–

58Dallas County, TXTX2,661,3971,622–

59Lake County, ININ504,6121,619–

60Placer County, CACA442,0811,600–

61Contra Costa County, CACA1,170,0701,584–

62Mahoning County, OHOH224,7061,576–

63Norfolk County, MAMA739,7491,547–

64Middlesex County, NJNJ883,3351,542–

65Fulton County, GAGA1,098,7911,532–

66Marion County, ININ992,1961,497–

67St. Louis County, MOMO990,9111,491–

68Bucks County, PAPA647,8281,486–

69Tarrant County, TXTX2,248,4661,467–

70Orange County, NYNY417,6691,461–

71Wake County, NCNC1,257,2351,457–

72Berks County, PAPA440,0721,384–

73San Mateo County, CACA743,5681,334–

74Kane County, ILIL525,7571,320–

75San Francisco County, CACA826,0791,317–

76Will County, ILIL712,2531,291–

77District of Columbia, DCDC693,6451,282–

78Morris County, NJNJ524,2511,233–

79Trumbull County, OHOH198,9721,232–

80Spokane County, WAWA558,3441,218–

81Ventura County, CACA830,8511,206–

82Montgomery County, TXTX781,1941,190–

83Sumner County, TNTN215,5381,189–

84Essex County, NJNJ896,3791,142–

85Hillsborough County, FLFL1,574,1151,129–

86Richmond County, NYNY501,2901,080–

87Arapahoe County, COCO673,8201,066–

88Knox County, TNTN511,4531,062–

89Mercer County, NJNJ399,2891,051–

90Washoe County, NVNV509,3861,044–

91Baltimore County, MDMD847,6501,027–

92Jefferson County, COCO580,451998–

93Salt Lake County, UTUT1,220,916962–

94Lee County, FLFL875,607959–

95Suffolk County, MAMA791,891950–

96Hamilton County, OHOH838,418946–

97Polk County, FLFL874,790941–

98Fort Bend County, TXTX975,191940–

99Camden County, NJNJ535,799921–

100Lorain County, OHOH323,219915–

101Duval County, FLFL1,062,963904–

102Burlington County, NJNJ481,439904–

103Davidson County, TNTN745,904900–

104Greene County, MOMO309,286894–

105Denver County, COCO740,613892–

106Buncombe County, NCNC277,417857–

107Essex County, MAMA826,653856–

108Cobb County, GAGA793,345853–

109Sarasota County, FLFL479,958849–

110Pima County, AZAZ1,074,685843–

111Ada County, IDID546,141841–

112Hudson County, NJNJ735,033826–

113Erie County, NYNY946,741811–

114Volusia County, FLFL606,573799–

115Passaic County, NJNJ531,624791–

116Marin County, CACA253,694772–

117Livingston County, MIMI197,315759–

118Somerset County, NJNJ356,486751–

119Milwaukee County, WIWI924,216744–

120Prince William County, VAVA502,966737–

121Lancaster County, PAPA563,159729–

122Dane County, WIWI590,375726–

123Kent County, MIMI675,232719–

124Union County, NJNJ601,863716–

125Bronx County, NYNY1,406,332714–

126Delaware County, PAPA580,937709–

127Monroe County, MIMI156,004699–

128Ramsey County, MNMN541,623689–

129Sonoma County, CACA486,444677–

130Johnson County, KSKS636,906672–

131McHenry County, ILIL317,751671–

132DeKalb County, GAGA774,394665–

133Union County, NCNC267,674664–

134Medina County, OHOH185,025656–

135Luzerne County, PAPA332,126655–

136Arlington County, VAVA243,931651–

137Manatee County, FLFL468,200643–

138Chester County, PAPA557,116637–

139Pasco County, FLFL674,516635–

140Ulster County, NYNY183,330622–

141Hampden County, MAMA464,338621–

142Seminole County, FLFL491,884621–

143Marion County, OROR355,777619–

144Worcester County, MAMA888,502606–

145Hamilton County, ININ387,036589–

146Baltimore, MDMD569,997584–

147Boulder County, COCO328,560583–

148El Paso County, COCO757,040583–

149St. Clair County, MIMI160,486582–

150Kendall County, ILIL145,470581–

151Greenville County, SCSC583,125579–

152Henrico County, VAVA342,775575–

153Montgomery County, OHOH539,598570–

154Howard County, MDMD339,183570–

155Denton County, TXTX1,069,346563–

156Douglas County, COCO399,396559–

157Albany County, NYNY321,225558–

158Dakota County, MNMN457,710553–

159Erie County, PAPA265,832548–

160Lucas County, OHOH423,347542–

161Honolulu County, HIHI988,703542–

162Monroe County, NYNY750,506539–

163Douglas County, NENE606,460537–

164Pinal County, AZAZ539,380531–

165Dutchess County, NYNY300,708501–

166Prince George's County, MDMD970,374499–

167Allen County, ININ402,329494–

168St. Lucie County, FLFL402,449488–

169Osceola County, FLFL481,718486–

170Hillsborough County, NHNH433,415486–

171Williamson County, TXTX752,827485–

172Mercer County, PAPA107,860483–

173York County, PAPA473,197483–

174Charleston County, SCSC436,200480–

175Loudoun County, VAVA449,749477–

176El Dorado County, CACA192,323472–

177Ingham County, MIMI289,709468–

178Anne Arundel County, MDMD603,380467–

179Saratoga County, NYNY241,343466–

180Clinton County, MIMI80,432465–

181Providence County, RIRI678,179452–

182Galveston County, TXTX372,207450–

183Jackson County, OROR221,795447–

184Thurston County, WAWA304,261439–

185York County, SCSC306,887439–

186York County, MEME222,434437–

187Guilford County, NCNC562,234437–

188DeKalb County, ILIL101,835437–

189Santa Cruz County, CACA258,852425–

190Bernalillo County, NMNM667,601423–

191Pettis County, MOMO44,254421–

192Jefferson County, KYKY795,222419–

193Beaufort County, SCSC204,433418–

194Onondaga County, NYNY466,584417–

195Yolo County, CACA224,410416–

196Hamilton County, TNTN390,833410–

197Solano County, CACA455,376409–

198Larimer County, COCO377,292409–

199Northampton County, PAPA324,411407–

200Santa Barbara County, CACA442,065405–

201Tulsa County, OKOK698,782404–

202Butte County, CACA209,211403–

203Chittenden County, VTVT169,115401–

204Monterey County, CACA433,729400–

205Stafford County, VAVA170,803400–

206Genesee County, MIMI401,093399–

207Virginia Beach, VAVA453,737398–

208Tangipahoa Parish, LALA141,346398–

209Columbiana County, OHOH99,377398–

210Forsyth County, GAGA282,805395–

211Lane County, OROR381,584393–

212Chesterfield County, VAVA397,148391–

213Cleveland County, OKOK303,973390–

214Calcasieu Parish, LALA208,466389–

215Lake County, OHOH232,217389–

216Garland County, ARAR99,695389–

217Marion County, FLFL442,660388–

218Cowlitz County, WAWA114,885383–

219Westmoreland County, PAPA349,324382–

220Lawrence County, PAPA83,911381–

221San Joaquin County, CACA823,815379–

222Waukesha County, WIWI417,210378–

223St. Joseph County, ININ272,861372–

224New Castle County, DEDE588,026367–

225Benton County, WAWA221,722366–

226Kootenai County, IDID191,864363–

227Alachua County, FLFL290,028362–

228Stanislaus County, CACA557,719361–

229Clay County, FLFL239,593355–

230Brevard County, FLFL663,982351–

231Jackson County, MOMO732,994349–

232St. Louis, MOMO278,144347–

233Tompkins County, NYNY104,047347–

234Dorchester County, SCSC178,397347–

235St. Johns County, FLFL346,328346–

236Kenosha County, WIWI168,448346–

237Delaware County, OHOH242,032346–

238San Luis Obispo County, CACA282,367343–

239Anoka County, MNMN381,605342–

240St. Charles County, MOMO426,499334–

241Cumberland County, PAPA277,270333–

242Ottawa County, MIMI308,459332–

243Anchorage, AKAK287,155331–

244Beaver County, PAPA166,032327–

245Hernando County, FLFL221,701326–

246Kern County, CACA927,068321–

247Franklin County, MAMA70,698319–

248Orleans Parish, LALA362,154317–

249Porter County, ININ176,049314–

250Kalamazoo County, MIMI263,795313–

251Starke County, ININ23,425312–

252Cherokee County, GAGA299,273311–

253Sussex County, NJNJ148,063308–

254Mohave County, AZAZ228,102305–

255Rockingham County, NHNH324,077302–

256Utah County, UTUT759,859299–

257Rockwall County, TXTX140,738299–

258Sullivan County, NYNY80,586294–

259Okaloosa County, FLFL221,810291–

260Lexington County, SCSC317,588290–

261Adams County, COCO554,668288–

262Durham County, NCNC347,240287–

263Fayette County, GAGA125,156286–

264Sebastian County, ARAR130,641282–

265Charlotte County, FLFL217,212281–

266Escambia County, FLFL333,834281–

267Warren County, NJNJ112,953281–

268Hendricks County, ININ193,510281–

269Fairbanks North Star, AKAK93,972280–

270Weld County, COCO378,426279–

271Atlantic County, NJNJ278,657278–

272Spartanburg County, SCSC380,857278–

273St. Louis County, MNMN200,518276–

274Lake County, FLFL456,068276–

275Shelby County, TNTN910,226275–

276Lafayette Parish, LALA257,949274–

277Fresno County, CACA1,035,456272–

278Leon County, FLFL299,048269–

279New Hanover County, NCNC245,959269–

280Horry County, SCSC427,551269–

281Plymouth County, MAMA546,829268–

282Clermont County, OHOH216,977264–

283St. Tammany Parish, LALA279,108263–

284Maui County, HIHI160,592263–

285Chesapeake, VAVA255,332263–

286Polk County, MOMO33,604262–

287Oklahoma County, OKOK822,125262–

288Tippecanoe County, ININ190,456262–

289Bristol County, MAMA593,640261–

290Frederick County, MDMD302,883258–

291Butler County, OHOH400,128255–

292Anderson County, SCSC219,930255–

293Lehigh County, PAPA384,383254–

294Deschutes County, OROR213,072251–

295Lowndes County, MSMS57,346249–

296Hampshire County, MAMA164,065247–

297Lancaster County, NENE334,049245–

298Cumberland County, NCNC338,473244–

299Burleigh County, NDND103,251239–

300Jefferson Parish, LALA431,398238–

301Gloucester County, NJNJ312,638237–

302Clatsop County, OROR40,926235–

303Kent County, RIRI173,495235–

304Onslow County, NCNC217,175234–

305Harford County, MDMD266,446234–

306Portage County, OHOH163,404233–

307Yavapai County, AZAZ252,552232–

308Jefferson County, ALAL665,742230–

309Effingham County, GAGA74,397230–

310Barrow County, GAGA99,773228–

311Walton County, GAGA112,696227–

312LaSalle County, ILIL107,773224–

313Madison County, ILIL263,110224–

314Iredell County, NCNC211,798223–

315Monroe County, ININ143,345222–

316Richland County, SCSC434,956220–

317Putnam County, NYNY99,028219–

318Canyon County, IDID275,123219–

319Winnebago County, ILIL283,674219–

320Newton County, ININ14,188219–

321Belmont County, OHOH64,434219–

322Comanche County, OKOK122,158219–

323Monroe County, PAPA167,179219–

324Barnstable County, MAMA233,539217–

325Martin County, FLFL166,272217–

326Williamson County, TNTN272,061216–

327Berkshire County, MAMA128,224215–

328Clark County, ININ130,451213–

329Cumberland County, MEME317,222208–

330Washington County, NYNY59,353205–

331Alexandria, VAVA160,662203–

332Coconino County, AZAZ144,368203–

333McLennan County, TXTX272,020201–

334Kitsap County, WAWA283,374200–

335Cape May County, NJNJ93,390200–

336Washington County, MNMN286,895199–

337Davis County, UTUT381,227195–

338Monroe County, FLFL80,406192–

339Jefferson County, NYNY111,540192–

340Cabarrus County, NCNC249,725191–

341Santa Fe County, NMNM156,907191–

342Carver County, MNMN114,379189–

343Dauphin County, PAPA293,351189–

344Jefferson County, MOMO233,132188–

345Sussex County, DEDE277,140188–

346Orange County, NCNC152,498187–

347Mendocino County, CACA88,122186–

348Olmsted County, MNMN166,731184–

349Indian River County, FLFL172,799183–

350Weber County, UTUT278,174181–

351Geauga County, OHOH95,676181–

352Chatham County, NCNC85,111178–

353St. Clair County, ILIL250,708178–

354Yuba County, CACA88,691177–

355Oconee County, SCSC83,775177–

356Albemarle County, VAVA118,356177–

357Saginaw County, MIMI187,688177–

358Lapeer County, MIMI89,516177–

359Sumter County, SCSC105,067175–

360Washington County, MDMD157,731175–

361Grand Traverse County, MIMI96,729174–

362Morgan County, ALAL126,483173–

363Tuscarawas County, OHOH92,373173–

364Hidalgo County, TXTX921,549172–

365Washington County, RIRI129,795172–

366Ozaukee County, WIWI94,346171–

367Kerr County, TXTX54,037169–

368Lenawee County, MIMI97,779169–

369Lee County, GAGA34,179168–

370Otsego County, NYNY60,589168–

371Jackson County, MIMI159,552168–

372Fayette County, KYKY329,751168–

373Boone County, MOMO191,746167–

374Lewis and Clark County, MTMT75,331167–

375Napa County, CACA132,949166–

376Berkeley County, WVWV139,522166–

377Floyd County, GAGA101,378166–

378Chatham County, GAGA311,855165–

379Delaware County, ININ113,106165–

380Tulare County, CACA485,146164–

381Madison County, ALAL433,516164–

382Polk County, IAIA516,546164–

383Belknap County, NHNH65,147163–

384Williams County, NDND41,767163–

385Harnett County, NCNC150,137162–

386Nevada County, CACA101,911161–

387Limestone County, ALAL122,928160–

388Sedgwick County, KSKS538,433160–

389Madera County, CACA167,927159–

390St. Lawrence County, NYNY105,488158–

391Hanover County, VAVA116,423158–

392Carroll County, MDMD176,677156–

393Sarpy County, NENE208,303155–

394East Baton Rouge Parish, LALA456,180155–

395Richland County, OHOH124,893155–

396Boyd County, KYKY47,751155–

397Vanderburgh County, ININ181,995154–

398Oneida County, NYNY226,392153–

399Blount County, TNTN143,820151–

400Columbia County, GAGA169,189150–

401Elkhart County, ININ208,774149–

402Howard County, ININ83,904149–

403Peoria County, ILIL178,553148–

404Newport News, VAVA183,230147–

405Franklin County, WAWA102,612145–

406Steuben County, NYNY91,855145–

407Cullman County, ALAL94,009144–

408Franklin County, MOMO108,090142–

409Jasper County, MOMO127,428141–

410Benton County, OROR97,728141–

411Moore County, NCNC110,619141–

412Washington County, PAPA210,802141–

413Tuolumne County, CACA53,160140–

414Rensselaer County, NYNY160,510140–

415Newport County, RIRI83,051139–

416Yuma County, AZAZ224,449139–

417Merrimack County, NHNH158,078136–

418Muscogee County, GAGA202,171135–

419Bay County, FLFL204,479134–

420Cass County, NDND201,794134–

421Freestone County, TXTX20,811133–

422Norfolk, VAVA231,013133–

423Vigo County, ININ106,512132–

424Niagara County, NYNY208,912132–

425McLean County, ILIL171,419132–

426Wood County, WIWI74,060131–

427Sheboygan County, WIWI118,047129–

428Shasta County, CACA181,648129–

429Dallas County, IAIA118,457129–

430Fredericksburg, VAVA30,393128–

431Schenectady County, NYNY162,581128–

432Lackawanna County, PAPA216,502128–

433Hawaii County, HIHI210,043127–

434Fulton County, OHOH41,853126–

435Shelby County, ALAL238,552125–

436Summit County, COCO31,517125–

437Muskegon County, MIMI177,901125–

438Warren County, OHOH257,181125–

439Walworth County, WIWI106,127124–

440Brown County, WIWI275,803122–

441Washington County, ARAR271,213120–

442Butler County, PAPA200,169119–

443Lynchburg, VAVA81,347118–

444Doña Ana County, NMNM229,091118–

445Whatcom County, WAWA236,392116–

446Monongalia County, WVWV107,991116–

447Flathead County, MTMT115,429116–

448Cass County, MOMO115,859115–

449Bannock County, IDID91,591114–

450Champaign County, ILIL209,972114–

451Carroll County, OHOH26,475114–

452Rice County, MNMN69,939113–

453Gilmer County, GAGA33,894113–

454Missoula County, MTMT123,513113–

455Iosco County, MIMI25,266113–

456Manassas, VAVA44,332112–

457Kosciusko County, ININ80,892112–

458Clarke County, GAGA129,921112–

459Klickitat County, WAWA24,331112–

460LaPorte County, ININ111,294111–

461Ontario County, NYNY113,130111–

462Anderson County, TNTN82,066111–

463Henderson County, NCNC122,375110–

464Berrien County, MIMI152,444110–

465Centre County, PAPA157,393110–

466Gila County, AZAZ53,801110–

467Forsyth County, NCNC401,718109–

468Grayson County, TXTX153,613109–

469Montgomery County, TNTN249,935108–

470Randolph County, NCNC149,516108–

471Essex County, NYNY36,438107–

472Broome County, NYNY195,736106–

473Parker County, TXTX184,767106–

474Sumter County, FLFL157,772105–

475Warren County, IAIA57,331105–

476Eaton County, MIMI109,581105–

477Cheboygan County, MIMI25,793105–

478Pulaski County, ARAR404,611103–

479Washington County, TNTN141,199103–

480Floyd County, IAIA14,901103–

481Twin Falls County, IDID97,539103–

482Pike County, PAPA62,808103–

483Walton County, FLFL93,288101–

484Bonneville County, IDID135,771100–

485Isabella County, MIMI64,691100–

486Leavenworth County, KSKS84,590100–

487St. Clair County, ALAL98,20699–

488Williamsburg, VAVA15,86199–

489Racine County, WIWI198,91999–

490Pitt County, NCNC182,93699–

491Richmond, VAVA237,25799–

492Pueblo County, COCO169,27799–

493Jefferson County, PAPA43,25597–

494Howell County, MOMO40,79896–

495Mesa County, COCO162,84596–

496Outagamie County, WIWI195,89496–

497Silver Bow County, MTMT36,11896–

498Licking County, OHOH185,56496–

499Jefferson County, WVWV63,10295–

500Teton County, WYWY23,33395–

SHOWING 1–500 OF 1,667

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

Frequently asked

Which county has the highest romanian population?

Cook County, Illinois ranks #1 with 21,874 (2020 American Community Survey).

What are the top 5 counties by romanian population?

Cook County, Illinois, Los Angeles County, California, Maricopa County, Arizona, New York County, New York, Queens County, New York.

How many counties are in this ranking?

1,667 counties qualify after filtering for population minimums and data availability. The ranking covers 2020 ACS 5-year data.

How is romanian population measured?

Number of residents who are Romanian ancestry (Ancestry, ACS detailed tables). Source: US Census Bureau, American Community Survey 5-year estimates (2020).