RANKING · 2025 ESTIMATES · 500 SHOWN OF 3,144

Most sparsely populated, US counties

US counties with the fewest residents per square mile (2025). Yukon-Koyukuk Census Area, Alaska leads at 0. 3,144 counties qualify in total. Alaska carries 12 of the top 25 entries. The median across all 3,144 is 45. Biggest climber in the top 100 since 2020: Crockett County, TX, up 17 places to #69.

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SAME RANKING BYCities States Metros

RELATEDLargest by population Fastest growing Fastest shrinking Most population gained Most population lost Most densely populated

YEAR1990 2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION DENSITYVS 2000

01Yukon-Koyukuk Census Area, AKAK5,0280−23%

02Lake and Peninsula, AKAK1,3570−26%

03▲1Loving County, TXTX520−22%

04▼1Yakutat, AKAK6720−17%

05Copper River Census Area, AKAK2,6660–

06North Slope, AKAK10,5820+43%

07Denali, AKAK1,6160−15%

08▲1Northwest Arctic, AKAK7,0950−2%

09▼1Esmeralda County, NVNV7290−25%

10▲4King County, TXTX1920−46%

11▼1Kenedy County, TXTX3190−23%

12Dillingham Census Area, AKAK4,4830−9%

13▼2Garfield County, MTMT1,1480−10%

14▲2Harding County, NMNM6170−24%

15▼2Southeast Fairbanks Census Area, AKAK7,2700+18%

16▲1Terrell County, TXTX7020−35%

17▼2Petroleum County, MTMT5480+11%

18Hoonah-Angoon Census Area, AKAK2,2710–

19Lincoln County, NVNV4,3200+4%

20Carter County, MTMT1,3830+2%

21Nome Census Area, AKAK9,8300+7%

22▲3McPherson County, NENE3690−31%

23Clark County, IDID7830−23%

24▼2Eureka County, NVNV1,8670+13%

25▼1Bethel Census Area, AKAK18,3910+15%

26▲1Kusilvak Census Area, AKAK7,9320–

27▲4McMullen County, TXTX5440−36%

28▼2Aleutians East, AKAK3,4790+29%

29▼1Harding County, SDSD1,3310−2%

30▲4Slope County, NDND6281−18%

31▼2Powder River County, MTMT1,7811−4%

32▼2Catron County, NMNM3,8271+8%

33▲3Arthur County, NENE3961−11%

34▼2Sioux County, NENE1,1881−19%

35▼2Culberson County, TXTX2,2671−24%

36▲6Borden County, TXTX5671−22%

37Prairie County, MTMT1,1121−7%

38▼3Blaine County, NENE4581−21%

39Edwards County, TXTX1,3701−37%

40▼2McCone County, MTMT1,7201−13%

41▲2Hinsdale County, COCO7531−5%

42▲4Chugach Census Area, AKAK6,5531–

43▲1De Baca County, NMNM1,6471−26%

44▼3Golden Valley County, MTMT8441−19%

45▲3Grant County, NENE5611−25%

46▼1Harney County, OROR7,3801−3%

47Treasure County, MTMT7281−15%

48▲6Kent County, TXTX6741−22%

49▲7Jackson County, COCO1,2111−23%

50▼10Hudspeth County, TXTX3,4331+3%

51▲7Jeff Davis County, TXTX1,7111−22%

52▲1Wrangell, AKAK2,0071–

53▼3Kiowa County, COCO1,4121−13%

54▼3Phillips County, MTMT4,2031−9%

55Wheeler County, OROR1,4721−5%

56▲3Haines, AKAK2,0681−14%

57▲7Niobrara County, WYWY2,3411−3%

58▼9Meagher County, MTMT2,1371+11%

59▲4Thomas County, NENE6391−12%

60▲1Banner County, NENE6861−16%

61▼9Billings County, NDND1,0711+21%

62Cherry County, NENE5,5611−10%

63▼3Roberts County, TXTX8671−2%

64▲1Jones County, SDSD9131−23%

65▼8Custer County, IDID4,6361+7%

66▲2Hooker County, NENE6861−12%

67Cheyenne County, COCO1,7131−23%

68▲7White Pine County, NVNV8,6611−6%

69▲17Crockett County, TXTX2,7691−32%

70▼1Perkins County, SDSD2,8531−15%

71▲7Wibaux County, MTMT8851−17%

72▲4Haakon County, SDSD1,8021−18%

73▲6Union County, NMNM3,8441−8%

74▼1Lake County, OROR8,1871+10%

75▲6Loup County, NENE5701−20%

76▼10Garfield County, UTUT5,2561+11%

77▼6Keya Paha County, NENE7921−19%

78▼8Mineral County, COCO9101+10%

79▼5Wayne County, UTUT2,5871+3%

80Motley County, TXTX1,0431−27%

81▲3Garden County, NENE1,8041−21%

82▲3Pershing County, NVNV6,4211−4%

83▼6Lander County, NVNV5,8721+1%

84▼1Prince of Wales-Hyder Census Area, AKAK5,7771–

85▲12Cimarron County, OKOK2,0591−35%

86▲2Daniels County, MTMT1,6121−20%

87▲7Hidalgo County, NMNM3,9291−34%

88▲4Hayes County, NENE8211−23%

89▼7Judith Basin County, MTMT2,1621−7%

90▼1Petersburg, AKAK3,3941–

91▲8Logan County, NENE6691−14%

92▲1Mineral County, NVNV4,4071−13%

93▼3Oldham County, TXTX1,7831−18%

94▼3Aleutians West Census Area, AKAK5,2401−4%

95Ziebach County, SDSD2,3891−5%

96▼24Camas County, IDID1,3161+33%

97▼10Butte County, IDID2,7831−4%

98Rock County, NENE1,2591−28%

99▼3Glasscock County, TXTX1,1281−20%

100▲3Stonewall County, TXTX1,1861−30%

101▲4Baca County, COCO3,3471−26%

102▲4Grant County, NDND2,2061−22%

103▼3Sheridan County, NDND1,2961−24%

104▼3Daggett County, UTUT9341+1%

105▲11Cottle County, TXTX1,2241−36%

106▼2Liberty County, MTMT1,9571−9%

107▼5Wheeler County, NENE7891−11%

108▲2Hyde County, SDSD1,1911−29%

109▼1Irion County, TXTX1,4631−17%

110▲13Presidio County, TXTX5,4331−26%

111▲15Alpine County, CACA1,0431−14%

112▲3Jackson County, SDSD2,6661−9%

113▼1Guadalupe County, NMNM4,3431−7%

114Sterling County, TXTX1,3491−3%

115▼8Sully County, SDSD1,4791−5%

116▼7Wheatland County, MTMT2,1001−7%

117▼4Chouteau County, MTMT5,8651−2%

118▲2Foard County, TXTX1,0441−36%

119▼2Valley County, MTMT7,3851−4%

120▲7Greeley County, KSKS1,1822−23%

121▼3Brewster County, TXTX9,4582+7%

122Corson County, SDSD3,7812−10%

123▲2Grant County, OROR7,0752−11%

124▲4Wallace County, KSKS1,4412−18%

125▲6Blaine County, MTMT6,8602−2%

126▼15Mellette County, SDSD2,1372+3%

127▲2Gilliam County, OROR1,9712+3%

128▼4Briscoe County, TXTX1,4742−18%

129▲1Rosebud County, MTMT8,2532−12%

130▼11Owyhee County, IDID12,6612+19%

131▲3Divide County, NDND2,1102−8%

132▼11Throckmorton County, TXTX1,5542−16%

133▲7Dundy County, NENE1,5682−32%

134▲11Schleicher County, TXTX2,2452−24%

135▲1Bristol Bay, AKAK8472−33%

136▲1Kidder County, NDND2,3932−13%

137▲5Carbon County, WYWY14,0132−10%

138▲6Inyo County, CACA18,1582+1%

139Humboldt County, NVNV17,2672+7%

140▼7Golden Valley County, NDND1,8082−6%

141▼9Beaverhead County, MTMT10,0432+9%

142▲5Fallon County, MTMT2,9592+4%

143▼5Sublette County, WYWY8,9292+51%

144▲11Kodiak Island, AKAK12,3872−11%

145▼10Lemhi County, IDID8,4742+9%

146▼3San Juan County, UTUT14,5422+1%

147▲1Logan County, NDND1,8592−19%

148▲8Dickens County, TXTX1,6922−39%

149▼3Campbell County, SDSD1,3772−23%

150▲1Washington County, COCO4,7322−4%

151▲8Hodgeman County, KSKS1,6192−22%

152▲6Burke County, NDND2,1322−5%

153▲12Clark County, KSKS1,9002−21%

154▲13Sheridan County, NENE4,8092−22%

155▲13Towner County, NDND2,0402−29%

156▼7Piute County, UTUT1,5092+5%

157▲7Dunn County, NDND4,0582+13%

158▲4Armstrong County, TXTX1,8432−14%

159▼2Sweet Grass County, MTMT3,7622+4%

160▲9Sheridan County, MTMT3,4362−16%

161▲9McPherson County, SDSD2,3472−19%

162▼12Millard County, UTUT14,0572+13%

163▼2Rio Blanco County, COCO6,6832+12%

164▲2Stanley County, SDSD3,0182+9%

165▼24San Juan County, COCO8132+46%

166▲12Lane County, KSKS1,5082−30%

167▲6Mora County, NMNM4,0512−22%

168▼14Idaho County, IDID17,8742+15%

169▼17Granite County, MTMT3,6582+29%

170▲1Comanche County, KSKS1,6732−15%

171▼11Saguache County, COCO6,7322+14%

172▲4Emmons County, NDND3,2152−26%

173▲9Modoc County, CACA8,4262−11%

174▼11Johnson County, WYWY8,9082+26%

175▼22Kane County, UTUT8,5972+42%

176▼2Menard County, TXTX1,9562−17%

177Hand County, SDSD3,1212−17%

178▲2Lincoln County, COCO5,6452−7%

179Hettinger County, NDND2,4922−8%

180▲9Sutton County, TXTX3,2032−21%

181▼9Faulk County, SDSD2,1782−18%

182▲2Lyman County, SDSD3,6942−5%

183▲9Rawlins County, KSKS2,4312−18%

184▼3Emery County, UTUT10,1772−6%

185▲3Hot Springs County, WYWY4,6002−6%

186▲1Kinney County, TXTX3,1282−7%

187▼4Adams County, NDND2,2752−12%

188▼13Dolores County, COCO2,4662+34%

189▲2Brown County, NENE2,8262−20%

190▲5Cavalier County, NDND3,4972−28%

191▼5Dewey County, SDSD5,4192−9%

192▲13Bowman County, NDND2,7622−15%

193▲3Socorro County, NMNM15,8382−12%

194▼4Wallowa County, OROR7,5952+5%

195▲2Ness County, KSKS2,6172−24%

196▲6Gove County, KSKS2,6312−14%

197▲7Logan County, KSKS2,6612−13%

198▼13Sherman County, OROR2,0512+6%

199▲1Hamilton County, KSKS2,5003−6%

200▲8McIntosh County, NDND2,4513−28%

201▲13Upton County, TXTX3,1313−8%

202▼3Steele County, NDND1,7973−20%

203▲24Skagway, AKAK1,1043–

204▲7Big Horn County, MTMT12,7523+1%

205▼2Cheyenne County, KSKS2,6043−18%

206▼12Rich County, UTUT2,6873+37%

207▲2Oliver County, NDND1,8983−8%

208▲7Graham County, KSKS2,3713−20%

209▲1Renville County, NDND2,3313−11%

210▲2Grand County, UTUT9,7903+15%

211▲9Beaver County, OKOK4,8823−17%

212▲18Reagan County, TXTX3,1663−5%

213▲18Collingsworth County, TXTX2,4873−22%

214▲2Sheridan County, KSKS2,4273−14%

215▼8Toole County, MTMT5,2113−1%

216▼10Frontier County, NENE2,6553−14%

217▼4Fergus County, MTMT11,8253−1%

218▲1Sierra County, NMNM11,3953−14%

219▲6McHenry County, NDND5,1303−14%

220▼22Crook County, WYWY7,8523+33%

221▲7Potter County, SDSD2,3773−12%

222▼1Moffat County, COCO13,12230%

223▲6Ketchikan Gateway, AKAK13,5493−4%

224▲2Bennett County, SDSD3,3073−7%

225▼32Madison County, MTMT10,0263+46%

226▲10Wichita County, KSKS2,0313−20%

227▼10Beaver County, UTUT7,3013+22%

228▼4Weston County, WYWY6,8403+3%

229▲9Roger Mills County, OKOK3,2593−5%

230▼12Teton County, MTMT6,4963+1%

231▲2Sitka, AKAK8,3193−6%

232Lake of the Woods County, MNMN3,7703−17%

233▲1Hamilton County, NYNY5,0063−7%

234▲8Stanton County, KSKS1,9863−17%

235▲5Ellis County, OKOK3,6133−11%

236▲10Wells County, NDND3,7293−27%

237▲2Quay County, NMNM8,4543−17%

238▼37Musselshell County, MTMT5,5823+24%

239▼16Costilla County, COCO3,67930%

240▲11Garfield County, NENE1,7103−10%

241▼4Sherman County, TXTX2,7813−13%

242▼1Las Animas County, COCO14,3913−5%

243Nelson County, NDND2,9633−20%

244Decatur County, KSKS2,7163−22%

245▲3Harper County, OKOK3,1723−11%

246▲6Pecos County, TXTX14,5603−13%

247▲15Issaquena County, MSMS1,2633−44%

248▼13Powell County, MTMT7,15730%

249Trego County, KSKS2,7403−17%

250▲5Morrill County, NENE4,4043−19%

251▲3Hall County, TXTX2,7373−28%

252▲18Boyd County, NENE1,6743−31%

253▲6Jewell County, KSKS2,8303−25%

254▼4Jerauld County, SDSD1,6543−28%

255▼33Nye County, NVNV57,3363+76%

256▲7Griggs County, NDND2,2393−19%

257▲9Lipscomb County, TXTX2,9553−3%

258▼11Custer County, MTMT12,0343+3%

259▼14Elko County, NVNV54,8153+21%

260▲1Perkins County, NENE2,8493−11%

261▲7Colfax County, NMNM12,1843−14%

262▼2Converse County, WYWY13,8243+15%

263▲9Sierra County, CACA3,0983−13%

264▼11Malheur County, OROR32,2613+2%

265Kit Carson County, COCO7,0693−12%

266▲1Cochran County, TXTX2,5463−32%

267▲2Chase County, KSKS2,5723−15%

268▲14Sioux County, NDND3,6673−9%

269▲20Hartley County, TXTX4,9043−11%

270▲4Kiowa County, KSKS2,4323−26%

271▲21Morton County, KSKS2,4703−29%

272▲4Washakie County, WYWY7,5973−8%

273▼15Garfield County, WAWA2,4163+1%

274▲22Hemphill County, TXTX3,0833−8%

275▼11Ferry County, WAWA7,5173+4%

276▲3Donley County, TXTX3,2133−16%

277▲14Hitchcock County, NENE2,4673−21%

278▼5Shackelford County, TXTX3,1973−3%

279▼23Valley County, IDID12,8314+68%

280▼2Tripp County, SDSD5,7084−11%

281▼6Kimble County, TXTX4,4384−1%

282▲3Kimball County, NENE3,3914−17%

283▼3Edmunds County, SDSD4,0224−8%

284▲11Barber County, KSKS4,0834−23%

285▼2LaMoure County, NDND4,1354−12%

286▲12Dawson County, MTMT8,6924−4%

287▼16Concho County, TXTX3,6074−9%

288▲14Kittson County, MNMN4,0314−24%

289▲58Cameron Parish, LALA4,7184−53%

290▼33Adams County, IDID5,0134+44%

291▲18Osborne County, KSKS3,2854−26%

292▲2Eddy County, NDND2,3294−16%

293▼12Clearwater County, IDID9,1184+2%

294▼4La Paz County, AZAZ16,7114−15%

295▲12Koochiching County, MNMN11,5874−19%

296▼10Pondera County, MTMT6,0724−5%

297▼13Coke County, TXTX3,4124−12%

298▲13Knox County, TXTX3,1924−25%

299▲2Bottineau County, NDND6,2844−12%

300▲8Pierce County, NDND3,8384−18%

301▼4Bent County, COCO5,7164−5%

302▲1Greeley County, NENE2,1544−21%

303▲2Cook County, MNMN5,5224+7%

304Elk County, KSKS2,4584−25%

305▲22Buffalo County, SDSD1,8024−11%

306▼18Big Horn County, WYWY12,0244+5%

307▼20Kenai Peninsula, AKAK61,9514+25%

308▲4Real County, TXTX2,7454−10%

309▲17Gosper County, NENE1,8034−16%

310▲19Meade County, KSKS3,8524−17%

311▼5Aurora County, SDSD2,8014−8%

312▲8Sweetwater County, WYWY41,2674+10%

313▲12Rush County, KSKS2,8454−20%

314▲8Lincoln County, KSKS2,8614−20%

315▼5Gregory County, SDSD4,0374−16%

316▼2Smith County, KSKS3,5664−21%

317▼40Juab County, UTUT13,5674+65%

318▲1Miner County, SDSD2,2814−21%

319▼4Baylor County, TXTX3,4724−15%

320▲18Jim Hogg County, TXTX4,5554−14%

321▼22Keweenaw County, MIMI2,1864−5%

322▲8Grant County, OKOK4,0674−21%

323▲1Custer County, NENE10,5004−11%

324▲11Spink County, SDSD6,1554−17%

325▲23Sedgwick County, COCO2,2474−18%

326▲18Mono County, CACA12,5054−3%

327▼6Fisher County, TXTX3,6924−15%

328▲4Lincoln County, NMNM19,8444+2%

329▼16Caribou County, IDID7,2524−1%

330▲13Benson County, NDND5,7594−17%

331▼3Platte County, WYWY8,6344−2%

332▲14Chase County, NENE3,7184−9%

333Holt County, NENE10,0674−13%

334Yuma County, COCO9,8964+1%

335▼12Sanborn County, SDSD2,3884−11%

336▲16Dewey County, OKOK4,2074−11%

337▼20Clark County, SDSD4,0314−3%

338▼7Deuel County, NENE1,8624−11%

339▼39Oneida County, IDID5,0854+23%

340▲23Edwards County, KSKS2,6404−23%

341▼48Mineral County, MTMT5,1854+33%

342▼24Fall River County, SDSD7,46740%

343▼6Mason County, TXTX3,9904+7%

344▼3Fremont County, WYWY39,4644+10%

345▲10Sargent County, NDND3,7114−15%

346▲3Dickey County, NDND4,8954−15%

347▲15Harmon County, OKOK2,3274−29%

348▲11Roosevelt County, MTMT10,2424−4%

349▲2La Salle County, TXTX6,5174+11%

350▼14Piscataquis County, MEME17,4094+1%

351▼9Huerfano County, COCO7,0114−11%

352▼2Ontonagon County, MIMI5,8234−26%

353▲5Kearny County, KSKS3,8884−14%

354▼14Park County, WYWY31,1714+21%

355▲5Glacier County, MTMT13,4634+2%

356▼40Boise County, IDID8,5454+28%

357▲41Reeves County, TXTX12,1385−8%

358▲3McLean County, NDND9,7405+5%

359▼20Lincoln County, IDID5,6035+39%

360▲13Hardeman County, TXTX3,2925−30%

361▼5Columbia County, WAWA4,1415+2%

362▼17Matanuska-Susitna, AKAK118,6665+100%

363▼9Torrance County, NMNM16,1005−5%

364▼7Butte County, SDSD10,8565+19%

365▲4Franklin County, NENE2,7955−22%

366▲25Floyd County, TXTX4,8815−37%

367▲4Trinity County, CACA15,7205+21%

368▲4Marshall County, MNMN8,7985−13%

369▼4Dallam County, TXTX7,5085+21%

370▲68Garza County, TXTX4,5105−7%

371▲8Greenlee County, AZAZ9,3125+9%

372▲4Stafford County, KSKS4,0055−16%

373▲14Foster County, NDND3,2125−15%

374▼21Sanders County, MTMT14,0625+37%

375▲3Lake County, MNMN10,7465−3%

376▲6Greenwood County, KSKS5,8265−24%

377▼7San Saba County, TXTX5,7875−6%

378▲10Mountrail County, NDND9,3955+42%

379▲2Sherman County, NENE2,9245−12%

380▼16Lincoln County, WAWA11,9825+18%

381▼15Lincoln County, WYWY21,1805+45%

382▲1Chautauqua County, KSKS3,3215−24%

383▲13Rooks County, KSKS4,6465−18%

384▲9Wheeler County, TXTX4,7735−10%

385▼8Churchill County, NVNV25,8515+8%

386▲8Duval County, TXTX9,4025−28%

387▼20Stillwater County, MTMT9,4455+15%

388▼13Marshall County, SDSD4,4265−3%

389▼5Day County, SDSD5,4845−12%

390▲12Phillips County, KSKS4,7285−21%

391▼23Shoshone County, IDID14,1305+3%

392▲15Hansford County, TXTX4,9445−8%

393▼13Gunnison County, COCO17,4395+25%

394▲11Crosby County, TXTX4,8525−31%

395▲2Harlan County, NENE3,0005−21%

396▼6Baker County, OROR16,65850%

397▲14Traverse County, MNMN3,1305−24%

398▲2Sherman County, KSKS5,7635−15%

399▼4Richland County, MTMT11,3775+18%

400▼15McKenzie County, NDND15,1926+165%

401▲7San Miguel County, NMNM26,2606−13%

402▲1Hill County, MTMT16,1676−3%

403▼14Highland County, VAVA2,3186−9%

404▼30Carbon County, MTMT11,4666+20%

405▲7Dawes County, NENE7,8586−13%

406▼5Goshen County, WYWY12,6406+1%

407▲6Apache County, AZAZ64,4456−7%

408▼2Martin County, TXTX5,2846+11%

409▲8Crane County, TXTX4,5546+14%

410▲5Webster County, NENE3,3366−18%

411▲3Pawnee County, NENE2,5106−19%

412▼2Teton County, WYWY23,3336+28%

413▼4Conejos County, COCO7,5296−10%

414▲10Pembina County, NDND6,5686−23%

415▼16Power County, IDID8,2466+9%

416▲3Cibola County, NMNM26,8076+5%

417▲10Norton County, KSKS5,2886−11%

418▲12San Miguel County, COCO7,7536+18%

419▲17Dimmit County, TXTX8,0246−22%

420▼34Custer County, SDSD9,4316+30%

421▼1Haskell County, TXTX5,4996−10%

422▼4Mills County, TXTX4,5806−11%

423▲29Tensas Parish, LALA3,7006−44%

424▼32Lincoln County, MTMT22,3286+19%

425▲1Washington County, KSKS5,5336−15%

426▲38Lassen County, CACA28,1176−17%

427▼6Morrow County, OROR12,6026+15%

428▲14Haskell County, KSKS3,5996−16%

429Woodson County, KSKS3,1186−18%

430▼7Coleman County, TXTX7,9156−14%

431▲4Furnas County, NENE4,5246−15%

432Carson County, TXTX5,8056−11%

433▼5Kingsbury County, SDSD5,2846−9%

434▲6Oglala Lakota County, SDSD13,3386–

435▲13Todd County, SDSD8,8636−2%

436▲9Phillips County, COCO4,4206−1%

437▼15Duchesne County, UTUT20,8566+45%

438▼4Brule County, SDSD5,2786−2%

439Republic County, KSKS4,6406−20%

440▼15Park County, MTMT18,2146+16%

441▼4Gray County, KSKS5,6527−4%

442▲4Ransom County, NDND5,6177−5%

443▲1Alfalfa County, OKOK5,6497−7%

444▲3Woods County, OKOK8,4437−7%

445▼2Douglas County, SDSD2,8887−16%

446▲10Siskiyou County, CACA42,0137−5%

447▲3Harper County, KSKS5,3707−18%

448▲14Scott County, KSKS4,8157−6%

449▼18Lynn County, TXTX6,0177−8%

450▲3Rio Arriba County, NMNM39,8327−3%

451▼2Kalawao County, HIHI827−44%

452▲13Stevens County, KSKS4,9847−9%

453▲5Grant County, NMNM27,2527−12%

454▼13Bear Lake County, IDID6,7277+5%

455▲22Zavala County, TXTX9,0377−22%

456▲23Brooks County, TXTX6,5797−18%

457▼6Schoolcraft County, MIMI8,1877−8%

458▲3McCulloch County, TXTX7,4727−9%

459▼43Luce County, MIMI6,3397−10%

460▼6Deuel County, SDSD4,4087−2%

461▲7Barnes County, NDND10,5737−10%

462▼58Broadwater County, MTMT8,4937+94%

463▼4Nuckolls County, NENE4,1007−19%

464▼7Jefferson County, OKOK5,4317−20%

465▲75Sharkey County, MSMS3,0977−53%

466▲9Worth County, MOMO1,9147−20%

467▲6Thomas County, KSKS7,7257−6%

468▼8Valley County, NENE4,0947−12%

469▲12Crowley County, COCO5,6777+3%

470Prowers County, COCO11,8847−18%

471▼16Shannon County, MOMO7,2857−12%

472▲2Norman County, MNMN6,3367−15%

473▲16Plumas County, CACA18,5837−11%

474▲8Calhoun County, ARAR4,6327−19%

475▲5Walworth County, SDSD5,2177−13%

476Knox County, MOMO3,7287−15%

477▼6Antelope County, NENE6,3527−15%

478▲5Reynolds County, MOMO5,9927−10%

479▲5Russell County, KSKS6,5817−11%

480▼2Hyde County, NCNC4,5547−22%

481▲5Nance County, NENE3,2907−19%

482▲9Mercer County, MOMO3,4048−9%

483▲2Knox County, NENE8,3358−11%

484▲8Swisher County, TXTX6,7038−20%

485▼52Custer County, COCO5,5908+60%

486▲8Roosevelt County, NMNM18,6158+3%

487▼24Fremont County, IDID14,2088+20%

488▲7Keith County, NENE8,1008−9%

489▼22Skamania County, WAWA12,6698+28%

490▼3Morris County, KSKS5,3488−12%

491▲8Bath County, VAVA4,0768−19%

492▼20Lewis County, IDID3,7048−1%

493▼5Pushmataha County, OKOK10,8078−7%

494▼4Coconino County, AZAZ144,3688+24%

495▲8Tillman County, OKOK6,7808−27%

496▼3Boone County, NENE5,3558−14%

497▲10Major County, OKOK7,53680%

498▲12Walsh County, NDND10,1798−18%

499▲14Pawnee County, KSKS5,9918−17%

500▲1Hanson County, SDSD3,4568+10%

SHOWING 1–500 OF 3,144

Download CSV (full list, 3,144 rows)

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU POPULATION ESTIMATES

Frequently asked

Which county has the lowest population density?

Yukon-Koyukuk Census Area, Alaska ranks #1 with 0 (2025 Census Population Estimates).

What are the top 5 counties by population density?

Yukon-Koyukuk Census Area, Alaska, Lake and Peninsula, Alaska, Loving County, Texas, Yakutat, Alaska, Copper River Census Area, Alaska.

How many counties are in this ranking?

3,144 counties qualify after filtering for population minimums and data availability. The ranking covers 2025 Census population estimates.

How is population density measured?

Residents per square mile of land area. Source: US Census Bureau, Population Estimates Program (2025).