RANKING · 1990 CENSUS · 500 SHOWN OF 3,122

Largest by population, US counties · 1990

The most populous US counties as of the 1990 population estimates. Los Angeles County, California leads at 8,863,164. 3,122 counties qualify in total. California carries 7 of the top 25 entries.

All statesAll rankings

SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2025

RANKPLACESTATETOTAL POPULATIONVS –

USUnited States248,709,873–

01Los Angeles County, CACA8,863,164–

02Cook County, ILIL5,105,067–

03Harris County, TXTX2,818,199–

04San Diego County, CACA2,498,016–

05Orange County, CACA2,410,556–

06Kings County, NYNY2,300,664–

07Maricopa County, AZAZ2,122,101–

08Wayne County, MIMI2,111,687–

09Queens County, NYNY1,951,598–

10Dallas County, TXTX1,852,810–

11Philadelphia County, PAPA1,585,577–

12King County, WAWA1,507,319–

13Santa Clara County, CACA1,497,577–

14New York County, NYNY1,487,536–

15San Bernardino County, CACA1,418,380–

16Cuyahoga County, OHOH1,412,140–

17Middlesex County, MAMA1,398,468–

18Allegheny County, PAPA1,336,449–

19Suffolk County, NYNY1,321,864–

20Nassau County, NYNY1,287,348–

21Alameda County, CACA1,279,182–

22Broward County, FLFL1,255,488–

23Bronx County, NYNY1,203,789–

24Bexar County, TXTX1,185,394–

25Riverside County, CACA1,170,413–

26Tarrant County, TXTX1,170,103–

27Oakland County, MIMI1,083,592–

28Sacramento County, CACA1,041,219–

29Hennepin County, MNMN1,032,431–

30St. Louis County, MOMO993,529–

31Erie County, NYNY968,532–

32Franklin County, OHOH961,437–

33Milwaukee County, WIWI959,275–

34Westchester County, NYNY874,866–

35Hamilton County, OHOH866,228–

36Palm Beach County, FLFL863,518–

37Pinellas County, FLFL851,659–

38Honolulu County, HIHI836,231–

39Hillsborough County, FLFL834,054–

40Shelby County, TNTN826,330–

41Bergen County, NJNJ825,380–

42Fairfax County, VAVA818,584–

43Contra Costa County, CACA803,732–

44Marion County, ININ797,159–

45DuPage County, ILIL781,666–

46Essex County, NJNJ778,206–

47Montgomery County, MDMD757,027–

48Clark County, NVNV741,459–

49Baltimore, MDMD736,014–

50Prince George's County, MDMD729,268–

51Salt Lake County, UTUT725,956–

52San Francisco County, CACA723,959–

53Macomb County, MIMI717,400–

54Monroe County, NYNY713,968–

55Worcester County, MAMA709,705–

56Baltimore County, MDMD692,134–

57Montgomery County, PAPA678,111–

58Orange County, FLFL677,491–

59Duval County, FLFL672,971–

60Middlesex County, NJNJ671,780–

61Essex County, MAMA670,080–

62Ventura County, CACA669,016–

63Fresno County, CACA667,490–

64Pima County, AZAZ666,880–

65Jefferson County, KYKY664,937–

66Suffolk County, MAMA663,906–

67Jefferson County, ALAL651,525–

68San Mateo County, CACA649,623–

69Fulton County, GAGA648,951–

70Jackson County, MOMO633,232–

71Norfolk County, MAMA616,087–

72District of Columbia, DCDC606,900–

73Oklahoma County, OKOK599,611–

74Providence County, RIRI596,270–

75El Paso County, TXTX591,610–

76Pierce County, WAWA586,203–

77Multnomah County, OROR583,887–

78Travis County, TXTX576,407–

79Montgomery County, OHOH573,809–

80Monmouth County, NJNJ553,124–

81Hudson County, NJNJ553,099–

82Delaware County, PAPA547,651–

83DeKalb County, GAGA545,837–

84Kern County, CACA543,477–

85Bucks County, PAPA541,174–

86Lake County, ILIL516,418–

87Summit County, OHOH514,990–

88Mecklenburg County, NCNC511,433–

89Davidson County, TNTN510,784–

90Bristol County, MAMA506,325–

91Tulsa County, OKOK503,341–

92Camden County, NJNJ502,824–

93Kent County, MIMI500,631–

94Orleans Parish, LALA496,938–

95Union County, NJNJ493,819–

96Ramsey County, MNMN485,765–

97San Joaquin County, CACA480,628–

98Bernalillo County, NMNM480,577–

99Lake County, ININ475,594–

100Onondaga County, NYNY468,973–

101Denver County, COCO467,610–

102Snohomish County, WAWA465,642–

103Lucas County, OHOH462,361–

104Hampden County, MAMA456,310–

105Passaic County, NJNJ453,060–

106Jefferson Parish, LALA448,306–

107Cobb County, GAGA447,745–

108New Castle County, DEDE441,946–

109Jefferson County, COCO438,430–

110Plymouth County, MAMA435,276–

111Ocean County, NJNJ433,203–

112Genesee County, MIMI430,459–

113Anne Arundel County, MDMD427,239–

114Wake County, NCNC423,380–

115Lancaster County, PAPA422,822–

116Morris County, NJNJ421,353–

117Douglas County, NENE416,444–

118Polk County, FLFL405,382–

119Sedgwick County, KSKS403,662–

120Brevard County, FLFL398,978–

121El Paso County, COCO397,014–

122St. Louis, MOMO396,685–

123Burlington County, NJNJ395,066–

124Virginia Beach, VAVA393,069–

125Arapahoe County, COCO391,511–

126Sonoma County, CACA388,222–

127Hidalgo County, TXTX383,545–

128East Baton Rouge Parish, LALA380,105–

129Richmond County, NYNY378,977–

130Mobile County, ALAL378,643–

131Chester County, PAPA376,396–

132Volusia County, FLFL370,712–

133Stanislaus County, CACA370,522–

134Westmoreland County, PAPA370,321–

135Santa Barbara County, CACA369,608–

136Stark County, OHOH367,585–

137Dane County, WIWI367,085–

138Spokane County, WAWA361,364–

139Will County, ILIL357,313–

140Monterey County, CACA355,660–

141Johnson County, KSKS355,054–

142Gwinnett County, GAGA352,910–

143Pulaski County, ARAR349,660–

144Guilford County, NCNC347,420–

145Solano County, CACA340,421–

146York County, PAPA339,574–

147Berks County, PAPA336,523–

148Hillsborough County, NHNH336,073–

149Knox County, TNTN335,749–

150Lee County, FLFL335,113–

151Luzerne County, PAPA328,149–

152Polk County, IAIA327,140–

153Mercer County, NJNJ325,824–

154Greenville County, SCSC320,167–

155Kane County, ILIL317,471–

156Tulare County, CACA311,921–

157Washington County, OROR311,554–

158Orange County, NYNY307,647–

159Waukesha County, WIWI304,715–

160Allen County, ININ300,836–

161Charleston County, SCSC295,039–

162Albany County, NYNY292,594–

163Butler County, OHOH291,479–

164Nueces County, TXTX291,145–

165Lehigh County, PAPA291,130–

166Seminole County, FLFL287,529–

167Richland County, SCSC285,720–

168Hamilton County, TNTN285,536–

169Washtenaw County, MIMI282,937–

170Lane County, OROR282,912–

171Ingham County, MIMI281,912–

172Pasco County, FLFL281,131–

173Clackamas County, OROR278,850–

174Sarasota County, FLFL277,776–

175Erie County, PAPA275,572–

176Dakota County, MNMN275,227–

177Cumberland County, NCNC274,566–

178Denton County, TXTX273,525–

179Lorain County, OHOH271,126–

180Forsyth County, NCNC265,878–

181Rockland County, NYNY265,475–

182Adams County, COCO265,038–

183Mahoning County, OHOH264,806–

184Collin County, TXTX264,036–

185Utah County, UTUT263,590–

186St. Clair County, ILIL262,852–

187Escambia County, FLFL262,798–

188Norfolk, VAVA261,229–

189Cameron County, TXTX260,120–

190Dutchess County, NYNY259,462–

191Washoe County, NVNV254,667–

192Hinds County, MSMS254,441–

193Winnebago County, ILIL252,913–

194Oneida County, NYNY250,836–

195Madison County, ILIL249,238–

196Caddo Parish, LALA248,253–

197Northampton County, PAPA247,105–

198St. Joseph County, ININ247,052–

199Rockingham County, NHNH245,845–

200Anoka County, MNMN243,641–

201Cumberland County, MEME243,135–

202Somerset County, NJNJ240,279–

203Jefferson County, TXTX239,397–

204Madison County, ALAL238,912–

205Clark County, WAWA238,053–

206Dauphin County, PAPA237,813–

207Marin County, CACA230,096–

208Gloucester County, NJNJ230,082–

209Santa Cruz County, CACA229,734–

210Marion County, OROR228,483–

211Trumbull County, OHOH227,813–

212Spartanburg County, SCSC226,800–

213Anchorage, AKAK226,338–

214Fort Bend County, TXTX225,421–

215Fayette County, KYKY225,366–

216Boulder County, COCO225,339–

217Atlantic County, NJNJ224,327–

218Kalamazoo County, MIMI223,411–

219Lubbock County, TXTX222,636–

220Niagara County, NYNY220,756–

221Lackawanna County, PAPA219,039–

222Henrico County, VAVA217,881–

223Galveston County, TXTX217,399–

224San Luis Obispo County, CACA217,162–

225Chatham County, GAGA216,935–

226Prince William County, VAVA215,686–

227Lake County, OHOH215,499–

228Lancaster County, NENE213,641–

229St. Charles County, MOMO212,907–

230Broome County, NYNY212,160–

231Saginaw County, MIMI211,946–

232Manatee County, FLFL211,707–

233Chesterfield County, VAVA209,274–

234Montgomery County, ALAL209,085–

235Greene County, MOMO207,949–

236Kanawha County, WVWV207,619–

237Ada County, IDID205,775–

238Washington County, PAPA204,584–

239Richmond, VAVA203,056–

240St. Louis County, MNMN198,213–

241Cumberland County, PAPA195,257–

242Marion County, FLFL194,833–

243Brown County, WIWI194,594–

244Leon County, FLFL192,493–

245Brazoria County, TXTX191,707–

246Bell County, TXTX191,088–

247Kitsap County, WAWA189,731–

248Richmond County, GAGA189,719–

249McLennan County, TXTX189,123–

250Yakima County, WAWA188,823–

251Davis County, UTUT187,941–

252Ottawa County, MIMI187,768–

253Howard County, MDMD187,328–

254Barnstable County, MAMA186,605–

255Larimer County, COCO186,136–

256Beaver County, PAPA186,093–

257McHenry County, ILIL183,241–

258Peoria County, ILIL182,827–

259Montgomery County, TXTX182,201–

260Harford County, MDMD182,132–

261Butte County, CACA182,120–

262Clayton County, GAGA182,052–

263Durham County, NCNC181,835–

264Alachua County, FLFL181,596–

265Saratoga County, NYNY181,276–

266Muscogee County, GAGA179,278–

267Merced County, CACA178,403–

268Sangamon County, ILIL178,386–

269Gaston County, NCNC175,093–

270Racine County, WIWI175,034–

271Buncombe County, NCNC174,821–

272Cleveland County, OKOK174,253–

273Champaign County, ILIL173,025–

274Placer County, CACA172,796–

275Jefferson County, MOMO171,380–

276Arlington County, VAVA170,936–

277Newport News, VAVA170,045–

278Linn County, IAIA168,767–

279Calcasieu Parish, LALA168,134–

280Lexington County, SCSC167,611–

281Harrison County, MSMS165,365–

282Ulster County, NYNY165,304–

283Vanderburgh County, ININ165,058–

284Lafayette Parish, LALA164,762–

285York County, MEME164,587–

286Cambria County, PAPA163,029–

287Wyandotte County, KSKS161,993–

288Berrien County, MIMI161,378–

289Thurston County, WAWA161,238–

290Kent County, RIRI161,135–

291Shawnee County, KSKS160,976–

292Muskegon County, MIMI158,983–

293Weber County, UTUT158,330–

294Elkhart County, ININ156,198–

295Rensselaer County, NYNY154,429–

296Clay County, MOMO153,411–

297Schuylkill County, PAPA152,585–

298Lake County, FLFL152,104–

299Collier County, FLFL152,099–

300Butler County, PAPA152,013–

301Chesapeake, VAVA151,976–

302Smith County, TXTX151,309–

303Scott County, IAIA150,979–

304Tuscaloosa County, ALAL150,522–

305Frederick County, MDMD150,208–

306Clermont County, OHOH150,187–

307St. Lucie County, FLFL150,171–

308Bibb County, GAGA149,967–

309Onslow County, NCNC149,838–

310Jackson County, MIMI149,756–

311Schenectady County, NYNY149,285–

312Rock Island County, ILIL148,723–

313Clark County, OHOH147,548–

314Shasta County, CACA147,036–

315Penobscot County, MEME146,601–

316Hampshire County, MAMA146,568–

317Jackson County, OROR146,389–

318Washington County, MNMN145,896–

319St. Clair County, MIMI145,607–

320Fayette County, PAPA145,351–

321Anderson County, SCSC145,196–

322St. Tammany Parish, LALA144,508–

323Horry County, SCSC144,053–

324Okaloosa County, FLFL143,776–

325Sullivan County, TNTN143,596–

326Portage County, OHOH142,585–

327Ouachita Parish, LALA142,191–

328Kenton County, KYKY142,031–

329Chautauqua County, NYNY141,895–

330Yolo County, CACA141,092–

331Outagamie County, WIWI140,510–

332Winnebago County, WIWI140,320–

333Williamson County, TXTX139,551–

334Rock County, WIWI139,510–

335Berkshire County, MAMA139,352–

336Cumberland County, NJNJ138,053–

337Greene County, OHOH136,731–

338Calhoun County, MIMI135,982–

339Doña Ana County, NMNM135,510–

340Hampton, VAVA133,793–

341Monroe County, MIMI133,600–

342Webb County, TXTX133,239–

343Weld County, COCO131,821–

344Chittenden County, VTVT131,761–

345Rapides Parish, LALA131,556–

346York County, SCSC131,497–

347Sussex County, NJNJ130,943–

348Madison County, ININ130,669–

349Tippecanoe County, ININ130,598–

350Blair County, PAPA130,542–

351McLean County, ILIL129,180–

352Porter County, ININ128,932–

353Berkeley County, SCSC128,776–

354Licking County, OHOH128,300–

355Kenosha County, WIWI128,181–

356Whatcom County, WAWA127,780–

357Bay County, FLFL126,994–

358Davidson County, NCNC126,677–

359Richland County, OHOH126,137–

360El Dorado County, CACA125,995–

361Minnehaha County, SDSD123,809–

362Black Hawk County, IAIA123,798–

363Centre County, PAPA123,786–

364Tazewell County, ILIL123,692–

365Carroll County, MDMD123,372–

366Pueblo County, COCO123,051–

367Wichita County, TXTX122,378–

368Medina County, OHOH122,354–

369Brazos County, TXTX121,862–

370Oswego County, NYNY121,771–

371Washington County, MDMD121,393–

372Franklin County, PAPA121,082–

373Mercer County, PAPA121,003–

374Aiken County, SCSC120,940–

375Hawaii County, HIHI120,317–

376New Hanover County, NCNC120,284–

377Merrimack County, NHNH120,005–

378Delaware County, ININ119,659–

379Taylor County, TXTX119,655–

380Humboldt County, CACA119,118–

381Ector County, TXTX118,934–

382Stearns County, MNMN118,791–

383Lycoming County, PAPA118,710–

384Rutherford County, TNTN118,570–

385Catawba County, NCNC118,412–

386Macon County, ILIL117,206–

387Pinal County, AZAZ116,379–

388Calhoun County, ALAL116,034–

389Kennebec County, MEME115,904–

390Livingston County, MIMI115,645–

391Marathon County, WIWI115,400–

392Jackson County, MSMS115,243–

393Florence County, SCSC114,344–

394Warren County, OHOH113,909–

395Lebanon County, PAPA113,744–

396Yellowstone County, MTMT113,419–

397Washington County, ARAR113,409–

398Wood County, OHOH113,269–

399Sussex County, DEDE113,229–

400Benton County, WAWA112,560–

401Boone County, MOMO112,379–

402St. Lawrence County, NYNY111,974–

403Bay County, MIMI111,723–

404Comanche County, OKOK111,486–

405Alexandria, VAVA111,183–

406Kent County, DEDE110,993–

407Charlotte County, FLFL110,975–

408Jefferson County, NYNY110,943–

409Napa County, CACA110,765–

410Rowan County, NCNC110,605–

411Washington County, RIRI110,006–

412Allen County, OHOH109,755–

413Imperial County, CACA109,303–

414Monroe County, ININ108,978–

415Hamilton County, ININ108,936–

416Columbiana County, OHOH108,276–

417Alamance County, NCNC108,213–

418Pitt County, NCNC107,924–

419Hunterdon County, NJNJ107,776–

420Osceola County, FLFL107,728–

421Yavapai County, AZAZ107,714–

422LaPorte County, ININ107,066–

423LaSalle County, ILIL106,913–

424Yuma County, AZAZ106,895–

425Midland County, TXTX106,611–

426Randolph County, NCNC106,546–

427Olmsted County, MNMN106,470–

428Vigo County, ININ106,107–

429Clay County, FLFL105,986–

430Androscoggin County, MEME105,259–

431Robeson County, NCNC105,179–

432Gregg County, TXTX104,948–

433Wayne County, NCNC104,666–

434Strafford County, NHNH104,233–

435Portsmouth, VAVA103,907–

436Sheboygan County, WIWI103,877–

437Fairfield County, OHOH103,461–

438Sumner County, TNTN103,281–

439Cass County, NDND102,874–

440Sumter County, SCSC102,637–

441Sarpy County, NENE102,583–

442Kings County, CACA101,469–

443Wayne County, OHOH101,461–

444Charles County, MDMD101,154–

445Hernando County, FLFL101,115–

446Martin County, FLFL100,900–

447Montgomery County, TNTN100,498–

448Maui County, HIHI100,374–

449Morgan County, ALAL100,043–

450Etowah County, ALAL99,840–

451Ashtabula County, OHOH99,821–

452Sebastian County, ARAR99,590–

453Shelby County, ALAL99,358–

454Steuben County, NYNY99,088–

455Cabarrus County, NCNC98,935–

456Santa Fe County, NMNM98,928–

457Tom Green County, TXTX98,458–

458Baldwin County, ALAL98,280–

459Woodbury County, IAIA98,276–

460La Crosse County, WIWI97,904–

461Potter County, TXTX97,874–

462Cochise County, AZAZ97,624–

463Benton County, ARAR97,499–

464Johnson County, TXTX97,165–

465Terrebonne Parish, LALA96,982–

466Cabell County, WVWV96,827–

467Northumberland County, PAPA96,771–

468Coconino County, AZAZ96,591–

469Roanoke, VAVA96,397–

470Dougherty County, GAGA96,311–

471Kankakee County, ILIL96,255–

472Lawrence County, PAPA96,246–

473Johnson County, IAIA96,119–

474Monroe County, PAPA95,709–

475Hall County, GAGA95,428–

476Washington County, WIWI95,328–

477Chemung County, NYNY95,195–

478Ontario County, NYNY95,101–

479Cape May County, NJNJ95,089–

480Grayson County, TXTX95,021–

481Douglas County, OROR94,649–

482Tompkins County, NYNY94,097–

483Pickens County, SCSC93,894–

484Orange County, NCNC93,851–

485Citrus County, FLFL93,515–

486Mohave County, AZAZ93,497–

487Miami County, OHOH93,182–

488Mesa County, COCO93,145–

489Iredell County, NCNC92,931–

490Eaton County, MIMI92,879–

491Washington County, TNTN92,315–

492Warren County, NJNJ91,607–

493San Juan County, NMNM91,605–

494Lenawee County, MIMI91,476–

495Linn County, OROR91,227–

496Allegan County, MIMI90,509–

497Jasper County, MOMO90,465–

498Indian River County, FLFL90,208–

499Cherokee County, GAGA90,204–

500Fond du Lac County, WIWI90,083–

SHOWING 1–500 OF 3,122

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS

Frequently asked

Which county has the highest total population?

Los Angeles County, California ranks #1 with 8,863,164 (1990 Decennial Census).

What are the top 5 counties by total population?

Los Angeles County, California, Cook County, Illinois, Harris County, Texas, San Diego County, California, Orange County, California.

How many counties are in this ranking?

3,122 counties qualify after filtering for population minimums and data availability. The ranking covers 1990 Decennial Census data.

How is total population measured?

Total resident population. Source: US Census Bureau, 1990 Decennial Census.