RANKING · 2024 ACS · 500 SHOWN OF 2,624

Largest Swiss population, US counties

US counties ranked by the number of residents who are Swiss ancestry, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. Lancaster County, Pennsylvania leads at 18,479. 2,624 counties qualify in total. California carries 5 of the top 25 entries. The median across all 2,624 is 73. Biggest climber in the top 100 since 2020: Hamilton County, IN, up 59 places to #71.

Swiss Americans: full group profile →

All statesAll rankings

SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPSWISS POPULATIONVS 2010

USUnited States0.3% of US population334,922,499849,422–

01Lancaster County, PAPA563,15918,479−2%

02Los Angeles County, CACA9,694,93412,086−24%

03Maricopa County, AZAZ4,689,55811,211−2%

04▲2King County, WAWA2,344,9399,655−9%

05Dane County, WIWI590,3759,110−13%

06▲2Utah County, UTUT759,8598,217+8%

07▼3Salt Lake County, UTUT1,220,9168,215−24%

08▼1San Diego County, CACA3,282,2488,184−15%

09Cook County, ILIL5,194,6257,451−12%

10Elkhart County, ININ208,7746,205−6%

11▲2Wayne County, OHOH116,7586,130−15%

12▲4Sacramento County, CACA1,618,4605,424+10%

13▲1Clark County, NVNV2,407,2265,297+2%

14▲5Hennepin County, MNMN1,284,7845,276−8%

15▼4Orange County, CACA3,149,5075,264−35%

16▼4Green County, WIWI37,2275,022−35%

17▲11Holmes County, OHOH44,9704,786−1%

18▼3Santa Clara County, CACA1,914,3914,688−32%

19▼2Multnomah County, OROR795,3914,508−20%

20▲2Davis County, UTUT381,2274,499+5%

21Harris County, TXTX5,045,0264,444−16%

22▼2Franklin County, OHOH1,361,5363,969−22%

23▲6Allen County, ININ402,3293,922+8%

24▼6Stark County, OHOH373,7713,894−44%

25▲2Washington County, UTUT213,6703,882+71%

26▼3Alameda County, CACA1,636,6303,755−13%

27▲35Chester County, PAPA557,1163,642+32%

28▲6New York County, NYNY1,664,8623,633−27%

29▲1Allegheny County, PAPA1,225,0353,593−18%

30▲10Travis County, TXTX1,389,6703,583+51%

31▲24Middlesex County, MAMA1,669,9793,495+5%

32▼7Washington County, OROR611,7083,479−23%

33Pierce County, WAWA946,2883,392−30%

34▲2Clackamas County, OROR426,2803,367−9%

35▲17Adams County, ININ36,6503,357−30%

36▲1Tuscarawas County, OHOH92,3733,331−15%

37▼5Waukesha County, WIWI417,2103,301−5%

38▲19Denver County, COCO740,6133,085+2%

39▲33Rock County, WIWI166,4723,070−3%

40▲16Johnson County, KSKS636,9063,065−17%

41▲27Pima County, AZAZ1,074,6853,042−14%

42▼11Berks County, PAPA440,0723,013−1%

43▼4Fairfax County, VAVA1,167,8732,972−30%

44▼2Riverside County, CACA2,544,9162,971−26%

45▼19St. Louis County, MOMO990,9112,940−49%

46▼22Sonoma County, CACA486,4442,936−32%

47▲11Ada County, IDID546,1412,929+13%

48▼13Contra Costa County, CACA1,170,0702,865−30%

49▲18Bexar County, TXTX2,160,0882,854+68%

50▲31Palm Beach County, FLFL1,575,7262,757+9%

51▼13Montgomery County, PAPA877,6432,711−26%

52▼6Dallas County, TXTX2,661,3972,672−18%

53San Francisco County, CACA826,0792,629−19%

54▲19Hamilton County, OHOH838,4182,608−1%

55▼14Cuyahoga County, OHOH1,232,9252,604−28%

56▼13Cache County, UTUT145,0002,601+5%

57▲12Lebanon County, PAPA146,3802,550−3%

58▼11Snohomish County, WAWA870,6562,518−33%

59▲21Spokane County, WAWA558,3442,508−1%

60▼9Summit County, OHOH538,3762,495−20%

61▲9LaGrange County, ININ41,3052,470−41%

62▲33Sarasota County, FLFL479,9582,468−2%

63Capitol Planning Region, CTCT994,1152,437–

64▲7DuPage County, ILIL934,2982,426−26%

65Jefferson County, COCO580,4512,388−24%

66▼2Milwaukee County, WIWI924,2162,378−36%

67▲8Kings County, NYNY2,653,9632,370+59%

68▲14Rockingham County, VAVA89,3162,369+58%

69▲37Washoe County, NVNV509,3862,348+8%

70▼11Wake County, NCNC1,257,2352,340+4%

71▲59Hamilton County, ININ387,0362,330+55%

72▲4Franklin County, PAPA160,6522,322+16%

73▼7Jefferson County, KYKY795,2222,307−36%

74▼30Marion County, ININ992,1962,300−12%

75▼14Ramsey County, MNMN541,6232,292−3%

76▼28Marion County, OROR355,7772,284−30%

77Clark County, WAWA532,1192,246−21%

78▲14Marin County, CACA253,6942,212−13%

79▲8Larimer County, COCO377,2922,175−7%

80▼26York County, PAPA473,1972,154−22%

81▼21San Mateo County, CACA743,5682,139−28%

82▼37Bucks County, PAPA647,8282,1260%

83▲5Philadelphia County, PAPA1,574,2812,112+12%

84▼6Lane County, OROR381,5842,101+10%

85▼35Tarrant County, TXTX2,248,4662,092−36%

86▼7Montgomery County, MDMD1,074,5822,085−29%

87▲16Placer County, CACA442,0812,069+1%

88▲26Monterey County, CACA433,7292,047−33%

89▲35Miami-Dade County, FLFL2,802,0292,046+20%

90▲4Ventura County, CACA830,8512,042−16%

91▼17Pinellas County, FLFL948,5632,036−34%

92▲5Broward County, FLFL2,013,3172,018−22%

93▼3Lee County, FLFL875,6071,999+1%

94▲28Collin County, TXTX1,297,1791,989+34%

95▼46San Bernardino County, CACA2,224,0911,981−38%

96▲19Weber County, UTUT278,1741,973+5%

97▼6Arapahoe County, COCO673,8201,954−25%

98▼12Suffolk County, NYNY1,546,0901,953−47%

99▼14El Paso County, COCO757,0401,913−17%

100▼17Santa Barbara County, CACA442,0651,906−22%

101▲27Williamson County, TXTX752,8271,901+40%

102Western Connecticut Planning Region, CTCT640,4821,881–

103▼1Hillsborough County, FLFL1,574,1151,879−1%

104▼5Bergen County, NJNJ977,0261,877−39%

105▼42Oakland County, MIMI1,288,3371,874−39%

106▲1District of Columbia, DCDC693,6451,829+6%

107▼14Stanislaus County, CACA557,7191,810−35%

108▲5Mecklenburg County, NCNC1,233,3831,785−19%

109▲45Wells County, ININ28,8831,775+24%

110▼14Orange County, FLFL1,528,0021,726−16%

111▼13Morris County, NJNJ524,2511,715−13%

112▲26Onondaga County, NYNY466,5841,688−2%

113▼24San Luis Obispo County, CACA282,3671,607−41%

114▲11Dakota County, MNMN457,7101,587+2%

115▼31Kent County, MIMI675,2321,579−24%

116▼12Cumberland County, PAPA277,2701,577−25%

117▲15Douglas County, COCO399,3961,575−13%

118▲9Allen County, OHOH100,8811,567−9%

119▼10Douglas County, NENE606,4601,562−7%

120▼20Jackson County, MOMO732,9941,539−14%

121▲14Westchester County, NYNY1,015,7431,537−25%

122▼2Dauphin County, PAPA293,3511,523+3%

123▼2Boulder County, COCO328,5601,520−20%

124▲9Madison County, ILIL263,1101,520−13%

125▲58Richland County, OHOH124,8931,515−8%

126▲14Sedgwick County, KSKS538,4331,506−12%

127▲35Clark County, WIWI35,0521,505+14%

128▼5Denton County, TXTX1,069,3461,480−13%

129▼11Fulton County, GAGA1,098,7911,462+22%

130▲30Montgomery County, TXTX781,1941,448+62%

131Montgomery County, OHOH539,5981,445−26%

132▼16Lucas County, OHOH423,3471,443−39%

133▲36Suffolk County, MAMA791,8911,432−1%

134▼23Medina County, OHOH185,0251,418−16%

135▲45Bernalillo County, NMNM667,6011,414−9%

136▲76Woodford County, ILIL38,1111,390+14%

137▲48Loudoun County, VAVA449,7491,375+71%

138▼12Fresno County, CACA1,035,4561,360−39%

139▲55Kosciusko County, ININ80,8921,341−4%

140▼32Duval County, FLFL1,062,9631,337−3%

141▼36Davidson County, TNTN745,9041,335+3%

142▼30Lake County, ILIL719,3391,319−43%

143▼7Kane County, ILIL525,7571,305−32%

144▲13St. Charles County, MOMO426,4991,297−26%

145▲25Norfolk County, MAMA739,7491,293−17%

146▼4Wayne County, MIMI1,769,0381,276−32%

147▲25Yates County, NYNY24,5471,270+77%

148▲87Whatcom County, WAWA236,3921,268+15%

149▼6Winnebago County, ILIL283,6741,266−31%

150▼49San Joaquin County, CACA823,8151,245−54%

151▲60El Dorado County, CACA192,3231,242−22%

152▲9Delaware County, PAPA580,9371,231−5%

153▲10Monroe County, NYNY750,5061,224−40%

154▼13Geauga County, OHOH95,6761,224−18%

155▲4Washington County, MNMN286,8951,223−33%

156▼39Oklahoma County, OKOK822,1251,221−37%

157▲27St. Joseph County, MIMI60,9681,219+73%

158▼10Knox County, TNTN511,4531,218−25%

159▲9Lake County, FLFL456,0681,212+19%

160▲65Yavapai County, AZAZ252,5521,209−2%

161▼6Pinal County, AZAZ539,3801,202+21%

162▼6Santa Cruz County, CACA258,8521,193−28%

163▲78Olmsted County, MNMN166,7311,189+30%

164▼30Polk County, IAIA516,5461,187−8%

165▼1Washtenaw County, MIMI370,2141,163−16%

166▼56Delaware County, OHOH242,0321,163+61%

167▼22Kitsap County, WAWA283,3741,159−11%

168▲31Centre County, PAPA157,3931,153+14%

169▼40Erie County, NYNY946,7411,148−14%

170▲90Jackson County, OROR221,7951,137+34%

171▼52Cobb County, GAGA793,3451,128−25%

172▲2Kern County, CACA927,0681,126−22%

173▼7Lancaster County, NENE334,0491,119−1%

174▼25Anne Arundel County, MDMD603,3801,111−22%

175▲59Daviess County, ININ34,2091,108+209%

176▲17Adams County, COCO554,6681,104−36%

177▲1Brevard County, FLFL663,9821,098−11%

178▲108Somerset County, PAPA72,0041,096+30%

179▲17Collier County, FLFL417,1311,089−25%

180▲6Honolulu County, HIHI988,7031,086−31%

181▼6Lafayette County, WIWI17,4781,081−31%

182▲93Shelby County, TNTN910,2261,076+4%

183▲20Sauk County, WIWI66,6521,076+1%

184▲14Pasco County, FLFL674,5161,075−3%

185▼48Baltimore County, MDMD847,6501,075−20%

186▲19Linn County, IAIA232,0281,070−27%

187Tulsa County, OKOK698,7821,060−25%

188▲14Greenville County, SCSC583,1251,058+9%

189▲44Ingham County, MIMI289,7091,056+31%

190▲47Bannock County, IDID91,5911,054+11%

191▲322Defiance County, OHOH38,2921,045+252%

192▲39Yolo County, CACA224,4101,041−8%

193▲29Essex County, MAMA826,6531,040−23%

194▲46Washington County, MDMD157,7311,034+9%

195▲84Lorain County, OHOH323,2191,030−14%

196▼5Marathon County, WIWI139,4321,030−16%

197▼26Deschutes County, OROR213,0721,027−16%

198▲73Weld County, COCO378,4261,025−2%

199▼32Harrisonburg, VAVA50,8391,016+2%

200▼42Thurston County, WAWA304,2611,016−41%

201▼54Bonneville County, IDID135,7711,015−5%

202▲129Canyon County, IDID275,1231,011+14%

203▲117Baltimore, MDMD569,997997+51%

204▼31Tazewell County, ILIL130,049997−25%

205▼8Erie County, PAPA265,832992+28%

206▲10Anoka County, MNMN381,605971−14%

207▲31Hamilton County, TNTN390,833962−2%

208▼2Stephenson County, ILIL43,220959−31%

209▲75Brown County, WIWI275,803955+25%

210▲5Worcester County, MAMA888,502951−3%

211▲50Lexington County, SCSC317,588944+39%

212▼68Johnson County, IAIA160,044928+9%

213▲140Union County, PAPA42,313927−13%

214▲14Manatee County, FLFL468,200906−39%

215▲83Charleston County, SCSC436,200902+13%

216▼70St. Joseph County, ININ272,861901−40%

217▲87Guilford County, NCNC562,234899+40%

218▼30Winnebago County, WIWI174,218898−21%

219▼2St. Louis, MOMO278,144895+18%

220South Central Connecticut Planning Region, CTCT578,741890–

221▲3Mahoning County, OHOH224,706889−16%

222▲105Fort Bend County, TXTX975,191888+35%

223▼71DeKalb County, GAGA774,394883+1%

224▼20Washington County, WIWI139,238875−31%

225▲2Northampton County, PAPA324,411862−34%

226▼7Dutchess County, NYNY300,708860−30%

227▲86Jefferson County, ALAL665,742857+19%

228▲87Snyder County, PAPA39,655854+2%

229▼78Peoria County, ILIL178,553854−46%

230▼54Oneida County, NYNY226,392851−47%

231▲166Washington County, IAIA22,667851+59%

232▼51Volusia County, FLFL606,573849−38%

233▼51Queens County, NYNY2,358,182848−33%

234▲77Cumberland County, MEME317,222843+2%

235▼45Ocean County, NJNJ673,746843−43%

236▼27Tippecanoe County, ININ190,456839−23%

237▼23Forsyth County, NCNC401,718836+63%

238▼61McHenry County, ILIL317,751833−9%

239▲14Rockland County, NYNY357,397826+209%

240▲36Portage County, OHOH163,404825−24%

241▼91Nassau County, NYNY1,398,939825−64%

242▼89Monmouth County, NJNJ651,035823−42%

243▼42Benton County, OROR97,728821−18%

244▲209Hawaii County, HIHI210,043815+47%

245▲38Columbiana County, OHOH99,377813−44%

246▼26Arlington County, VAVA243,931811+3%

247▼17Humboldt County, CACA131,647807−37%

248▼48Seminole County, FLFL491,884806−8%

249▲14Somerset County, NJNJ356,486802+5%

250▲58Branch County, MIMI45,993800+221%

251▲8Solano County, CACA455,376798−43%

252▼1Blair County, PAPA119,541791+40%

253▲38Montgomery County, NYNY50,046788+816%

254▲28Marion County, FLFL442,660784+26%

255▲54Benton County, ARAR332,554775+35%

256▲104Prince William County, VAVA502,966772−8%

257▼9Virginia Beach, VAVA453,737771−29%

258▼32Fulton County, OHOH41,853767−3%

259▲100Williamson County, TNTN272,061767−3%

260▼95Butte County, CACA209,211766−52%

261▼66Wood County, OHOH134,176765−22%

262▼19Gallatin County, MTMT128,740764+11%

263▼17Eau Claire County, WIWI109,033760−18%

264▲119Douglas County, KSKS120,920757−7%

265▲25Richmond, VAVA237,257757+52%

266▲175Coshocton County, OHOH37,188754+78%

267▼60Frederick County, MDMD302,883744−15%

268▼60New Castle County, DEDE588,026740−42%

269▼1Iowa County, WIWI23,951736−37%

270▲62Sangamon County, ILIL194,170732+24%

271▼48Gwinnett County, GAGA1,018,099731−21%

272▼27Pulaski County, ARAR404,611726+16%

273Trumbull County, OHOH198,972724−20%

274▼30Jefferson County, WIWI86,505721−7%

275▼3Jefferson County, IDID35,297719+162%

276▲230Ozaukee County, WIWI94,346718+6%

277▲132Monroe County, ININ143,345715+8%

278▲16Napa County, CACA132,949712−21%

279▼17Steuben County, NYNY91,855711+124%

280▲36Yamhill County, OROR110,024711−18%

281▼102Boone County, MOMO191,746705−27%

282▼40La Crosse County, WIWI121,339704−37%

283▲212Madison County, ALAL433,516702+96%

284▲78Box Elder County, UTUT65,320702+21%

285▲32Schuylkill County, PAPA145,085696−16%

286▼39Macomb County, MIMI886,221695−37%

287▲49Lewis County, WAWA88,062695−1%

288▲36Grant County, WIWI52,446695−23%

289▲177Camden County, NJNJ535,799692+20%

290▲38Lycoming County, PAPA112,587690+77%

291▼34Fairfield County, OHOH169,752684+1%

292▼3Rockingham County, NHNH324,077679+36%

293▼154Anchorage, AKAK287,155673−49%

294▼16Walworth County, WIWI106,127664−19%

295▼63Butler County, OHOH400,128661−37%

296▲172Hudson County, NJNJ735,033657+35%

297▲333Durham County, NCNC347,240656+54%

298▲8Perry County, PAPA46,806653+148%

299▼25Sussex County, DEDE277,140652+8%

300▲25Webster County, MOMO43,054647+32%

301▲50Iron County, UTUT67,141640−4%

302▼89Lehigh County, PAPA384,383640−54%

303▼54Middlesex County, NJNJ883,335639−22%

304▲43Santa Fe County, NMNM156,907635−5%

305▲37Lake County, OHOH232,217633+19%

306▲161Johnson County, ININ174,262633+8%

307▼20Clay County, MOMO265,032626−35%

308▼8Benton County, WAWA221,722626+7%

309▲43Burlington County, NJNJ481,439624−41%

310▼3Reno County, KSKS61,539624+9%

311▲30Jefferson County, MOMO233,132623−45%

312▼13Mesa County, COCO162,845623+48%

313▼63McLean County, ILIL171,419623−48%

314▲227Sullivan County, NYNY80,586622+45%

315▼97Linn County, OROR132,843620−49%

316▼61Shasta County, CACA181,648616−34%

317▲4St. Johns County, FLFL346,328615−18%

318▲257Barron County, WIWI46,484614+5%

319▼27Fayette County, KYKY329,751613−13%

320▼68Crawford County, PAPA81,792612−21%

321▲134Chittenden County, VTVT169,115610−10%

322▼130Dodge County, WIWI89,097610−36%

323▲20Lubbock County, TXTX328,906606+65%

324▼66Warren County, OHOH257,181605−9%

325▲207Prince George's County, MDMD970,374603−12%

326▼60Hancock County, OHOH75,034601−37%

327▲125Miami County, OHOH112,634601+18%

328▲38Westmoreland County, PAPA349,324600−30%

329▼90Columbia County, WIWI58,132597−33%

330▲171Kootenai County, IDID191,864594−22%

331▲76St. Clair County, ILIL250,708592−31%

332▲213Garrett County, MDMD28,370591+30%

333▼69Greene County, OHOH174,322587−1%

334▲57Augusta County, VAVA78,940587+153%

335▼81Dubuque County, IAIA99,381587−33%

336▼33Union County, NCNC267,674585+65%

337▲44Sumter County, FLFL157,772582+80%

338▼102Will County, ILIL712,253581−61%

339▲111Ontario County, NYNY113,130580+56%

340▲25York County, SCSC306,887580−2%

341▲30Wood County, WIWI74,060579−52%

342▲59Hillsborough County, NHNH433,415577−29%

343▲148Ashtabula County, OHOH96,713577+18%

344▼155Polk County, FLFL874,790576−51%

345▲114Tulare County, CACA485,146575−17%

346▲8Champaign County, ILIL209,972575−39%

347▲126East Baton Rouge Parish, LALA456,180573+54%

348▼55Buncombe County, NCNC277,417570−38%

349▼128Skagit County, WAWA132,975570−27%

350▼81Racine County, WIWI198,919566−42%

351▼3Mohave County, AZAZ228,102565−49%

352▲37Wayne County, NYNY91,250564−35%

353▲135St. Louis County, MNMN200,518563+24%

354▲14Saratoga County, NYNY241,343561+27%

355▼53Licking County, OHOH185,564559−20%

356▲154Yakima County, WAWA259,185558+30%

357▲18Pueblo County, COCO169,277558+8%

358▼93Minnehaha County, SDSD212,691554+36%

359▲18Summit County, UTUT43,141554+150%

360▲66Porter County, ININ176,049551+24%

361▲69Ottawa County, MIMI308,459550−2%

362▲17Rutherford County, TNTN386,352549+48%

363▼40Bell County, TXTX402,248546+94%

364▲83New Hanover County, NCNC245,959543+65%

365▼136Morgan County, MOMO22,418542−1%

366▼110Black Hawk County, IAIA131,532540+12%

367▲200Chatham County, GAGA311,855537+52%

368▲259Albemarle County, VAVA118,356535+135%

369▼35Berrien County, MIMI152,444534+70%

370▼74Mifflin County, PAPA46,127532−23%

371▲33Leon County, FLFL299,048531+15%

372▲214Carroll County, OHOH26,475529+19%

373▲103Herkimer County, NYNY59,219529+75%

374▼93Chippewa County, WIWI67,614526+7%

375▲30Plymouth County, MAMA546,829524−42%

376Lower Connecticut River Valley Planning Region, CTCT177,311523–

377▲48Sarpy County, NENE208,303522−29%

378▼111Chesterfield County, VAVA397,148522−18%

379▲225Kenosha County, WIWI168,448522−6%

380▼83Lake County, ININ504,612519−31%

381▲554Labette County, KSKS19,685513+244%

382▲98Mercer County, PAPA107,860512+7%

383▼34Kalamazoo County, MIMI263,795510−25%

384▼66Shawnee County, KSKS178,607509−33%

385▲145Cowlitz County, WAWA114,885509+10%

386▲156Harford County, MDMD266,446508+33%

387▲161Saginaw County, MIMI187,688505+15%

388▲60Nevada County, CACA101,911501−50%

389▲17Clermont County, OHOH216,977501−11%

390▼46Scott County, IAIA175,259500−44%

391▼86Orange County, NYNY417,669498−45%

392▲217Bedford County, PAPA47,480498+10%

393▼53Greene County, MOMO309,286498−38%

394▼124Howard County, MDMD339,183498−31%

395▲143Juniata County, PAPA23,403498−19%

396▲85Cass County, NDND201,794496+87%

397▲308Nueces County, TXTX352,992496+130%

398▲39Lincoln County, WYWY21,180495−22%

399▲3Montgomery County, TNTN249,935494+164%

400▲120Eagle County, COCO54,291492+37%

401▲59Sherburne County, MNMN104,194491+37%

402▼114Butler County, PAPA200,169490−22%

403▼29Christian County, MOMO96,725489+260%

404▲221Hillsdale County, MIMI45,738488+131%

405▼125Richland County, SCSC434,956488−22%

406▼37Hendricks County, ININ193,510488+21%

407▲14Escambia County, FLFL333,834488+29%

408▼82Dallas County, IAIA118,457488+8%

409▲22Mercer County, NJNJ399,289485−16%

410▼125Passaic County, NJNJ531,624482−59%

411▼16Columbia County, OROR54,091482+11%

412▲26Story County, IAIA101,291482−22%

413▲84Howard County, IAIA9,415480+269%

414▼85Missoula County, MTMT123,513479−38%

415▲1,226Stark County, NDND34,013478+754%

416▼8Forsyth County, GAGA282,805476+61%

417▲57Washington County, PAPA210,802474−25%

418▲6Yellowstone County, MTMT172,692473−31%

419▼63Tillamook County, OROR27,384472−48%

420▲65Sheboygan County, WIWI118,047469+7%

421Northwest Hills Planning Region, CTCT114,690469–

422▲14Wasatch County, UTUT38,514467−37%

423▼5Livingston County, ILIL35,057466−34%

424▼25Marshall County, ININ46,599466−32%

425▼67Cherokee County, GAGA299,273465−38%

426▲31Scott County, MNMN159,017463+17%

427▼117Outagamie County, WIWI195,894461−33%

428▲182Huron County, OHOH58,250458+70%

429▼9Adams County, PAPA107,594458+10%

430▼38Merced County, CACA297,260456−41%

431▼68Orange County, NCNC152,498453−37%

432▲206Brazos County, TXTX249,088452+86%

433▼87Charlotte County, FLFL217,212451−24%

434▼70Putnam County, OHOH34,380450−28%

435Naugatuck Valley Planning Region, CTCT463,349449–

436▲41Hampshire County, MAMA164,065446−20%

437▲176Gaston County, NCNC246,558446+47%

438▲142Cascade County, MTMT85,0294450%

439▼127Livingston County, MIMI197,315443−25%

440▼102Madison County, IDID55,172443−48%

441▲105St. Lucie County, FLFL402,449442+3%

442▼81Indian River County, FLFL172,799441−2%

443▲150Polk County, OROR90,037440−47%

444▲64Knox County, OHOH64,002438−56%

445▲905Nassau County, FLFL106,879438+41%

446Southeastern Connecticut Planning Region, CTCT284,015437–

447▲302Douglas County, OROR111,951436+12%

448▲117Wright County, MNMN157,559434+114%

449▼64Walla Walla County, WAWA62,3614340%

450▼37Brazoria County, TXTX419,080433−23%

451▼116Twin Falls County, IDID97,539433+17%

452▲11Grand Traverse County, MIMI96,729433+35%

453▼43St. Mary's County, MDMD116,692432+24%

454▼87Galveston County, TXTX372,207432+60%

455▲308Clay County, FLFL239,593431+71%

456▲560Fairbanks North Star, AKAK93,972429−21%

457▼41Tompkins County, NYNY104,047429−23%

458▲44Seneca County, NYNY32,883427+15%

459▼15Morton County, NDND34,601427+250%

460▼103Albany County, NYNY321,225424−34%

461▲415Aiken County, SCSC181,515424+45%

462▼167Ashland County, OHOH52,523423−59%

463▼1Luzerne County, PAPA332,126422−24%

464▼92Moniteau County, MOMO15,428420−21%

465▼53Garfield County, COCO63,474418+138%

466▲270Grafton County, NHNH93,225414+28%

467▼6Providence County, RIRI678,179414+1%

468▲44Hays County, TXTX304,390414+88%

469▲40Canadian County, OKOK187,189413+28%

470▼97Genesee County, MIMI401,093404−32%

471▲131Spartanburg County, SCSC380,857401−51%

472▼26Parker County, TXTX184,767401+77%

473▲258Hardin County, KYKY113,482401+62%

474▲87Andrew County, MOMO18,241400+10%

475▼125Tooele County, UTUT87,461399−28%

476▼22Chesapeake, VAVA255,332399+17%

477▲326Franklin County, WAWA102,612399+145%

478▲81Schenectady County, NYNY162,581397−23%

479▲507Morgan County, UTUT13,383397+520%

480▲317Beaver County, PAPA166,032396+17%

481▼91Clark County, OHOH135,340393+11%

482▼47Pennington County, SDSD116,792392+43%

483▲38El Paso County, TXTX877,858392−16%

484▼98Alexandria, VAVA160,662390−32%

485▼166Alachua County, FLFL290,028390−34%

486▲19Iredell County, NCNC211,798388+9%

487▼53Broomfield County, COCO79,174386+66%

488▲405Santa Rosa County, FLFL211,115384+52%

489▼2Citrus County, FLFL171,666384−20%

490▼108Fond du Lac County, WIWI104,669384−30%

491▼63Boone County, ININ80,689382+110%

492▼22Chautauqua County, NYNY124,126381−29%

493▼35Cleveland County, OKOK303,973380−1%

494▲198Des Moines County, IAIA38,077379+95%

495▼73Essex County, NJNJ896,379378−65%

496▲18Comal County, TXTX209,166378−5%

497▼104Barnstable County, MAMA233,539377−23%

498▲688Doña Ana County, NMNM229,091374+38%

499▼88Horry County, SCSC427,551374−35%

500▼167St. Croix County, WIWI98,276374−37%

SHOWING 1–500 OF 2,624

1 2 3 4 5 6

Download CSV (full list, 2,624 rows)

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES

Frequently asked

Which county has the highest swiss population?

Lancaster County, Pennsylvania ranks #1 with 18,479 (2024 American Community Survey).

What are the top 5 counties by swiss population?

Lancaster County, Pennsylvania, Los Angeles County, California, Maricopa County, Arizona, King County, Washington, Dane County, Wisconsin.

How many counties are in this ranking?

2,624 counties qualify after filtering for population minimums and data availability. The ranking covers 2024 ACS 5-year data.

How is swiss population measured?

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