RANKING · 2020 CENSUS · 500 SHOWN OF 887

Largest Swiss population, US metro areas · 2020

US metro areas ranked by the number of residents who are Swiss ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. New York-Newark-Jersey City, NY-NJ leads at 24,615. 887 metro areas qualify in total. California carries 4 of the top 25 entries.

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SAME RANKING BYCities Counties States

YEAR2010 2020 2024

RANKPLACESTATEPOPSWISS POPULATIONVS 2010

USUnited States0.3% of US population331,449,281908,570–

01New York, NYNY20,112,44824,615−21%

02Los Angeles, CACA12,844,44121,132−12%

03Madison, WIWI709,68518,914−6%

04Lancaster, PAPA563,15918,712−0%

05Chicago, ILIL9,434,12317,736−14%

06Seattle, WAWA4,161,88316,422−15%

07Portland, OROR2,542,28216,224−11%

08Philadelphia, PAPA6,329,11815,459+1%

09San Francisco, CACA4,630,04115,422−10%

10Minneapolis, MNMN3,790,29514,123−8%

11Washington, DCDC6,465,72413,334−15%

12Phoenix, AZAZ5,228,93812,313−1%

13Salt Lake City, UTUT1,308,37711,536+2%

14Denver, COCO3,092,03710,749−18%

15Dallas, TXTX8,477,15710,301−4%

16St. Louis, MOMO2,814,4219,817−27%

17Columbus, OHOH2,242,0289,457+8%

18Sacramento, CACA2,477,2749,032−7%

19San Diego, CACA3,282,2488,312−14%

20Provo, UTUT773,4268,144+5%

21Cleveland, OHOH2,165,7758,108−10%

22Atlanta, GAGA6,482,1828,063+10%

23Boston, MAMA5,034,2217,742−18%

24Milwaukee, WIWI1,575,0107,714−16%

25Houston, TXTX7,904,6277,603−3%

26Indianapolis, ININ2,205,6957,035+10%

27Elkhart, ININ208,7746,942+5%

28Kansas City, MOMO2,270,6826,815−18%

29Wooster, OHOH116,7586,656−8%

30Pittsburgh, PAPA2,421,9926,411−16%

31Cincinnati, OHOH2,312,8586,393+6%

32Ogden, UTUT672,7846,207−0%

33Riverside, CACA4,769,0076,199−14%

34San Jose, CACA1,984,4736,058−17%

35Detroit, MIMI4,390,9135,852−18%

36Las Vegas, NVNV2,407,2265,824+13%

37Miami, FLFL6,391,0725,796−15%

38Tampa, FLFL3,418,8955,541−14%

39Austin, TXTX2,620,9455,425+31%

40Fort Wayne, ININ466,2585,280−5%

41Baltimore, MDMD2,857,7815,117−0%

42Canton, OHOH400,2464,982−33%

43Orlando, FLFL2,957,6724,576+10%

44Louisville, KYKY1,402,5094,424−16%

45Charlotte, NCNC2,938,8304,347−3%

46Nashville, TNTN2,197,4164,217+26%

47Harrisburg, PAPA617,4274,130+7%

48Santa Rosa, CACA486,4444,106−5%

49San Antonio, TXTX2,813,1403,938+60%

50St. George, UTUT213,6703,795+67%

51Akron, OHOH701,7803,760−10%

52Peoria, ILIL363,5053,732−12%

53Reading, PAPA440,0723,664+21%

54Boise City, IDID864,2433,618−0%

55Toledo, OHOH599,3763,609−12%

56Harrisonburg, VAVA140,1553,508+40%

57Grand Rapids, MIMI1,183,6453,371+2%

58Salem, OROR445,8143,349−18%

59New Philadelphia, OHOH92,3733,330−15%

60Logan, UTUT160,8893,322+27%

61Raleigh, NCNC1,595,7203,186+31%

62Decatur, ININ36,6502,945−39%

63York, PAPA473,1972,902+6%

64North Port, FLFL948,1582,867−28%

65Rochester, NYNY1,056,1492,720−24%

66Dayton, OHOH826,5542,719−11%

67Oklahoma City, OKOK1,512,8132,703−7%

68Wichita, KSKS663,8092,678−7%

69Jacksonville, FLFL1,785,5002,669−1%

70Richmond, VAVA1,389,3382,641+8%

71Tucson, AZAZ1,074,6852,626−26%

72Omaha, NENE1,009,8362,621−17%

73Lebanon, PAPA146,3802,618−0%

74Allentown, PAPA887,6152,595−15%

75Spokane, WAWA608,0122,518−13%

76Colorado Springs, COCO781,7962,510+5%

77Janesville, WIWI166,4722,507−21%

78Chambersburg, PAPA160,6522,467+23%

79Des Moines, IAIA758,5392,448+17%

80Virginia Beach, VAVA1,797,2132,438−22%

81Eugene, OROR381,5842,378+25%

82Santa Maria, CACA442,0652,264−8%

83Springfield, MOMO500,6942,210+37%

84Idaho Falls, IDID173,8512,179+61%

85Fort Collins, COCO377,2922,142−8%

86San Luis Obispo, CACA282,3672,062−25%

87Cape Coral, FLFL875,6072,054+4%

88Reno, NVNV578,7342,009−17%

89Modesto, CACA557,7191,978−29%

90Oxnard, CACA830,8511,976−19%

91Columbia, SCSC879,9181,961+22%

92Iowa City, IAIA182,7111,898+37%

93Anchorage, AKAK405,8211,872+8%

94Stockton, CACA823,8151,858−31%

95Albany, NYNY915,8351,823−18%

96Knoxville, TNTN968,1371,816−27%

97Syracuse, NYNY652,2731,774−27%

98Buffalo, NYNY1,155,6531,731+10%

99Fresno, CACA1,203,3831,726−32%

100Youngstown, OHOH423,6781,715−13%

101Albuquerque, NMNM925,2791,713−12%

102Salinas, CACA433,7291,675−45%

103Kiryas Joel, NYNY718,3771,644−23%

104Greenville, SCSC1,014,1011,629−1%

105Eau Claire, WIWI176,6471,610+13%

106Boulder, COCO328,5601,607−15%

107Utica, NYNY285,6111,595−16%

108Tulsa, OKOK1,069,2731,583−25%

109Rockford, ILIL337,2421,567−26%

110Lima, OHOH100,8811,545−10%

111Cedar Rapids, IAIA279,2851,525−16%

112South Bend, ININ324,5381,518−16%

113Fayetteville, ARAR622,1771,493+40%

114Providence, RIRI1,708,1611,491−16%

115Bend, OROR266,3761,470−1%

116Little Rock, ARAR777,6071,461−4%

117Lansing, MIMI479,7221,449−1%

118Bremerton, WAWA283,3741,382+6%

119Rochester, MNMN231,1841,366−14%

120Lincoln, NENE352,0811,337+8%

121Santa Cruz, CACA258,8521,316−21%

122Deltona, FLFL746,9331,308−14%

123La Crosse, WIWI171,1821,282−26%

124Lacey, WAWA304,2611,281−26%

125Chattanooga, TNTN594,5301,267−11%

126Columbia, MOMO219,0621,265+4%

127Charleston, SCSC889,2631,257−9%

128Ann Arbor, MIMI370,2141,247−9%

129Chico, CACA209,2111,243−22%

130Winston-Salem, NCNC712,2061,231+11%

131Bakersfield, CACA927,0681,190−18%

132Palm Bay, FLFL663,9821,160−6%

133Portland, MEME577,6351,142−0%

134Mansfield, OHOH124,8931,131−31%

135Sturgis, MIMI60,9681,127+60%

136Lafayette, ININ228,4681,111−6%

137Scranton, PAPA574,4181,105−3%

138Sioux Falls, SDSD314,6381,102+92%

139Honolulu, HIHI988,7031,100−30%

140Oshkosh, WIWI174,2181,092−3%

141Lakeland, FLFL874,7901,087−8%

142Wausau, WIWI139,4321,082−12%

143Durham, NCNC625,4851,073−25%

144Beaver Dam, WIWI89,0971,073+12%

145Topeka, KSKS233,0521,070+3%

146Hagerstown, MDMD315,2801,070−3%

147Warsaw, ININ80,8921,064−24%

148Birmingham, ALAL1,197,7661,056−16%

149Naples, FLFL417,1311,051−28%

150Erie, PAPA265,8321,040+34%

151State College, PAPA157,3931,033+2%

152Corvallis, OROR97,7281,031+3%

153Davenport, IAIA380,4521,028−38%

154Baraboo, WIWI66,6521,028−4%

155Asheville, NCNC422,3451,020−8%

156Heber, UTUT81,6551,014+5%

157St. Joseph, MOMO119,1701,005−22%

158Freeport, ILIL43,2201,004−28%

159Lexington, KYKY535,1741,004−14%

160Green Bay, WIWI336,756995−15%

161Memphis, TNTN1,341,412971−30%

162Jefferson City, MOMO152,712963−17%

163Worcester, MAMA888,502956−2%

164Albany, OROR132,843944−22%

165Mount Vernon, WAWA132,975934+19%

166Appleton, WIWI249,876921−7%

167Prescott Valley, AZAZ252,552914−26%

168Kennewick, WAWA324,334911+22%

169Waterloo, IAIA169,189909+52%

170Eureka, CACA131,647898−30%

171Washington, ININ34,209883+146%

172Bellingham, WAWA236,392880−20%

173Pocatello, IDID91,591871−9%

174Greensboro, NCNC805,945861−3%

175Bozeman, MTMT128,740850+23%

176Watertown, WIWI86,505849+10%

177Bloomington, ILIL171,419836−30%

178Altoona, PAPA119,541834+48%

179Meadville, PAPA81,792834+7%

180Dubuque, IAIA99,381831−5%

181Redding, CACA181,648830−11%

182Augusta, GAGA641,231825+8%

183Vallejo, CACA455,376819−41%

184Medford, OROR221,795818−4%

185Corning, NYNY91,855817+158%

186Findlay, OHOH75,034812−15%

187Port St. Lucie, FLFL568,721808−12%

188Racine, WIWI198,919807−17%

189Gainesville, FLFL359,036806+16%

190New Orleans, LALA970,849803−26%

191Greeley, COCO378,426802−23%

192Killeen, TXTX511,497800+120%

193Seaford, DEDE277,140799+32%

194Whitewater, WIWI106,127783−5%

195Ocala, FLFL442,660765+23%

196Salem, OHOH99,377764−47%

197Somerset, PAPA72,004744−12%

198Amsterdam, NYNY50,046732+751%

199Twin Falls, IDID123,901724+37%

200Napa, CACA132,949723−20%

201Lewistown, PAPA46,127722+4%

202Ashland, OHOH52,523722−30%

203Grand Junction, COCO162,845720+71%

204Massena, NYNY105,488719+421%

205Rexburg, IDID69,380714−39%

206Wilmington, NCNC492,772713+7%

207Joplin, MOMO208,796713+160%

208Hutchinson, KSKS61,539709+24%

209Coldwater, MIMI45,993706+184%

210Roanoke, VAVA316,547698+39%

211Staunton, VAVA129,692696+61%

212Springfield, ILIL206,033694+9%

213Clarksville, TNTN349,001694+61%

214Grants Pass, OROR87,867692+19%

215Manhattan, KSKS136,122691+60%

216Evansville, ININ273,786690−5%

217Selinsgrove, PAPA39,655684−18%

218Traverse City, MIMI156,972684+17%

219Pottsville, PAPA145,085679−18%

220Menomonie, WIWI46,223664+77%

221Platteville, WIWI52,446656−27%

222Missoula, MTMT128,698655−18%

223Williamsport, PAPA112,587653+68%

224Champaign, ILIL239,979650−43%

225Kalispell, MTMT115,429649−25%

226Pensacola, FLFL544,949646+2%

227Brigham City, UTUT70,405645+3%

228Niles, MIMI152,444641+103%

229Lubbock, TXTX368,431639+66%

230Centralia, WAWA88,062636−9%

231Rifle, COCO80,099631+124%

232Charlottesville, VAVA228,597620+23%

233Jackson, WYWY36,587607+19%

234Punta Gorda, FLFL217,212605+1%

235Santa Fe, NMNM156,907604−9%

236Lake Havasu City, AZAZ228,102603−46%

237Kalamazoo, MIMI263,795602−11%

238Cedar City, UTUT67,141601−10%

239Lewisburg, PAPA42,313598−44%

240Billings, MTMT193,603597−27%

241Duluth, MNMN281,219593−29%

242Sebastian, FLFL172,799580+29%

243Fargo, NDND269,528572+36%

244Lexington Park, MDMD211,176567−6%

245Lebanon, NHNH224,500561−32%

246Wisconsin Rapids, WIWI74,060559−53%

247Bismarck, NDND139,750556+145%

248Flint, MIMI401,093556−7%

249Tallahassee, FLFL397,442555+2%

250Bloomington, ININ165,231554−23%

251Pueblo, COCO169,277554+8%

252The Villages, FLFL157,772545+68%

253Hilton Head Island, SCSC242,966545+25%

254Fond du Lac, WIWI104,669544−1%

255Wheeling, WVWV134,089543−1%

256Lawrence, KSKS120,920541−34%

257Waco, TXTX308,807540+11%

258Walla Walla, WAWA62,361538+25%

259Rapid City, SDSD156,934536+32%

260Sandusky, OHOH112,777535−21%

261Hickory, NCNC376,890533+7%

262Burlington, VTVT227,803533−33%

263Ames, IAIA128,090528−32%

264Springfield, OHOH135,340522+47%

265Aberdeen, WAWA78,144519+57%

266Barnstable, MAMA233,539519+6%

267Merced, CACA297,260519−33%

268Plymouth, ININ46,599515−25%

269Baton Rouge, LALA888,699514−17%

270Manchester, NHNH433,415512−37%

271Zanesville, OHOH87,014508+185%

272Gulfport, MSMS431,329495+31%

273Myrtle Beach, SCSC427,551492−15%

274Ithaca, NYNY104,047488−13%

275Pontiac, ILIL35,057486−32%

276Gettysburg, PAPA107,594485+16%

277Richmond, ININ66,169468+68%

278Trenton, NJNJ399,289468−19%

279Atlantic City, NJNJ372,047465−29%

280El Centro, CACA181,411458+21%

281Coshocton, OHOH37,188457+8%

282Durango, COCO56,898457−6%

283Kahului, HIHI160,674456−27%

284Helena, MTMT97,153454+6%

285Wapakoneta, OHOH45,909453+15%

286Truckee, CACA101,911449−55%

287Huntsville, ALAL556,444449+7%

288Amarillo, TXTX276,235445−17%

289Hilo, HIHI210,043444−20%

290Fayetteville, NCNC395,412444+75%

291Columbus, NENE46,583443−25%

292Auburn, NYNY74,365441+3%

293Binghamton, NYNY243,189439−36%

294Visalia, CACA485,146439−36%

295Port Angeles, WAWA78,202433−22%

296Wenatchee, WAWA128,414432+27%

297Savannah, GAGA438,314424−3%

298Jamestown, NYNY124,126420−22%

299Ukiah, CACA88,122418−25%

300Warren, PAPA37,038417−8%

301Amherst, MAMA164,065416−26%

302Hermitage, PAPA107,860414−14%

303Jacksonville, NCNC217,175414+64%

304Cheyenne, WYWY102,938412+62%

305Moses Lake, WAWA105,727411+12%

306Sheboygan, WIWI118,047410−6%

307Homosassa Springs, FLFL171,666409−15%

308St. Cloud, MNMN205,854409−17%

309Shelton, WAWA71,165406+106%

310Huntington, WVWV365,965401−28%

311Winchester, VAVA152,332396+87%

312Ontario, OROR60,085396+35%

313Terre Haute, ININ169,241395−21%

314Indiana, PAPA82,878395+53%

315Stevens Point, WIWI71,943393+5%

316Coeur d'Alene, IDID191,864391−48%

317Seneca Falls, NYNY32,883388+5%

318Kingsport, TNTN314,834387+33%

319Evanston, WYWY23,415379+61%

320Mount Vernon, OHOH64,002378−62%

321Yakima, WAWA259,185377−12%

322Defiance, OHOH38,292375+26%

323Auburn, ININ44,535372−44%

324Crestview, FLFL315,098371+2%

325Oak Harbor, WAWA85,657370−38%

326Edwards, COCO54,291368+2%

327El Paso, TXTX881,291367−22%

328Sioux City, IAIA145,738366−9%

329Stillwater, OKOK83,889363+177%

330Salina, KSKS59,121357+170%

331Springfield, MAMA464,338355+17%

332Columbus, ININ85,729353−16%

333Johnson City, TNTN216,416353+52%

334Longview, WAWA114,885350−25%

335Spartanburg, SCSC407,656346−58%

336Corbin, KYKY150,040346−42%

337Sunbury, PAPA107,788341−43%

338Cape Girardeau, MOMO99,215340+13%

339Newport, OROR50,636339−25%

340Yuma, AZAZ224,449339−34%

341Monticello, NYNY80,586336−22%

342Crossville, TNTN66,300333+171%

343Manitowoc, WIWI81,710333+48%

344Midland, MIMI83,754332+33%

345Saginaw, MIMI187,688332−25%

346Red Wing, MNMN48,195331−27%

347Monroe, MIMI156,004330−40%

348Gardnerville Ranchos, NVNV51,154330−46%

349Flagstaff, AZAZ144,368329−27%

350Ellensburg, WAWA48,803327−30%

351Jackson, MIMI159,552327−29%

352Richmond, KYKY131,806326−2%

353Van Wert, OHOH29,013324+44%

354Fremont, OHOH58,655322−8%

355Bowling Green, KYKY197,180320+146%

356Fort Smith, ARAR234,140320−15%

357Tyler, TXTX252,549319+204%

358Mankato, MNMN104,907318−37%

359Winchester, TNTN45,579316+17%

360Corpus Christi, TXTX451,191314+9%

361Rice Lake, WIWI46,484313−46%

362Michigan City, ININ111,294313−22%

363Lock Haven, PAPA37,870312+5%

364Faribault, MNMN69,939311−5%

365Great Falls, MTMT85,029311−30%

366La Grande, OROR25,900310+3%

367Kankakee, ILIL105,525310+88%

368Yuba City, CACA187,478309−54%

369Dover, DEDE194,786308−18%

370Sonora, CACA53,160307−22%

371Kingston, NYNY183,330306+8%

372Sandpoint, IDID54,420305−34%

373Auburn, ALAL208,013302−17%

374Slidell, LALA279,108302−11%

375Pinehurst, NCNC110,619300+6%

376Muskegon, MIMI177,901299−15%

377Kenosha, WIWI168,448297−47%

378Blackfoot, IDID51,153297−39%

379Muncie, ININ113,106296−40%

380Norwalk, OHOH58,250294+9%

381Daphne, ALAL267,761292−35%

382Danville, KYKY56,985289+266%

383Gainesville, GAGA226,568288−5%

384Sierra Vista, AZAZ126,332288+11%

385Ottawa, ILIL145,902286−61%

386College Station, TXTX287,476286+13%

387Breckenridge, COCO39,069286+96%

388Holland, MIMI123,188285+70%

389Blacksburg, VAVA181,616284−31%

390Wichita Falls, TXTX149,448280+84%

391Hillsdale, MIMI45,738279+32%

392Clarksburg, WVWV88,142279+81%

393Concord, NHNH158,078278−13%

394Rochelle, ILIL51,399272−8%

395Tiffin, OHOH54,522271−42%

396East Stroudsburg, PAPA167,179271−37%

397Bucyrus, OHOH41,896270+62%

398Show Low, AZAZ109,946270+13%

399Maryville, MOMO20,174267+70%

400Panama City, FLFL231,174266+33%

401Pittsfield, MAMA128,224266−64%

402Kendallville, ININ47,937264−10%

403St. Marys, PAPA29,926264−50%

404Cumberland, MDMD93,640264+36%

405Port Townsend, WAWA33,970263+3%

406New Bern, NCNC127,358262−36%

407Lynchburg, VAVA269,169262−37%

408Athens, GAGA224,148260−12%

409Elkins, WVWV26,882260−40%

410Burley, IDID49,308260−40%

411Cambridge, OHOH38,379255+223%

412Kirksville, MOMO29,824250+525%

413Hanford, CACA154,327250+7%

414Pullman, WAWA48,512248−14%

415Sparta, WIWI46,572248−22%

416Winona, MNMN50,523247−33%

417Burlington, IAIA44,061247+27%

418Oneonta, NYNY60,589243+18%

419Frankfort, KYKY77,874241+45%

420Morgantown, WVWV141,995241+10%

421Montgomery, ALAL388,747237−29%

422Carson, NVNV58,571233−36%

423Augusta, MEME129,067233+6%

424Bellefontaine, OHOH46,302233−66%

425Chillicothe, OHOH76,429233+128%

426Clearlake, CACA67,772233−44%

427Huntington, ININ37,224231−3%

428Bay City, MIMI102,123229−57%

429Marinette, WIWI65,515229+9%

430Pella, IAIA34,192228+22700%

431Klamath Falls, OROR70,274227−28%

432Mobile, ALAL411,658227−13%

433Hudson, NYNY60,168224−1%

434Rolla, MOMO45,247222+71%

435Celina, OHOH42,737222+5%

436Charleston, WVWV200,170221−29%

437Elizabethtown, KYKY128,666218−23%

438Angola, ININ34,799217−38%

439Tuscaloosa, ALAL281,850215+105%

440Monticello, ININ25,164214+275%

441Cookeville, TNTN152,477214+130%

442Iron Mountain, MIMI30,575214+73%

443Mount Pleasant, MIMI64,691212−1%

444Hailey, IDID32,436211+215%

445Roseburg, OROR111,951210−46%

446San Angelo, TXTX122,065210+25%

447Hermiston, OROR93,721209−55%

448Battle Creek, MIMI133,408208−5%

449Adrian, MIMI97,779208−50%

450Crescent City, CACA26,410208+66%

451Texarkana, TXTX146,816208+1200%

452Jackson, MSMS609,847206−59%

453Spearfish, SDSD29,459206+63%

454Sumter, SCSC105,067205–

455Emporia, KSKS34,838204+29%

456Kearney, NENE57,962202−10%

457McPherson, KSKS30,064202−47%

458Rock Springs, WYWY41,267200+4%

459Johnstown, PAPA128,968200−52%

460Watertown, NYNY111,540200−46%

461Marion, ININ66,524199+5%

462Arcadia, FLFL37,078197+82%

463Huntingdon, PAPA43,001196+10%

464Norfolk, NENE49,228196−23%

465Wilmington, OHOH42,301196−11%

466Hemlock Farms, PAPA62,808195−21%

467Owatonna, MNMN37,464194+203%

468Florence, ALAL156,609193+56%

469Glens Falls, NYNY124,373189−30%

470Bloomsburg, PAPA66,193189+30%

471Marietta, OHOH58,389188+15%

472Minot, NDND75,694187−53%

473Charleston, ILIL46,607187−45%

474Nacogdoches, TXTX66,035186−12%

475Owosso, MIMI67,681183+66%

476Alexandria, MNMN40,120182−15%

477Effingham, ILIL44,727180+23%

478Casper, WYWY80,526179−39%

479Brainerd, MNMN100,562179−51%

480Vineyard Haven, MAMA21,219178+151%

481Lafayette, LALA423,758178−28%

482Kokomo, ININ83,904177−40%

483Shawano, WIWI45,759176−1%

484Cody, WYWY31,171176−23%

485Rutland, VTVT59,653174+23%

486Decatur, ILIL99,300174−23%

487Morristown, TNTN128,867174+2%

488Yankton, SDSD23,635172+46%

489Bonham, TXTX39,265170+750%

490Borger, TXTX19,633170+431%

491Brownsville, TXTX433,946169−27%

492Warrensburg, MOMO56,670169+51%

493Parkersburg, WVWV87,264169−51%

494Grand Forks, NDND105,046168+5%

495Olean, NYNY75,390168−56%

496Athens, TNTN71,590167+221%

497Sterling, ILIL54,121167+2%

498Forest City, NCNC65,745166+84%

499Laramie, WYWY38,558166−36%

500Jackson, TNTN184,569165−53%

SHOWING 1–500 OF 887

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

Frequently asked

Which metro area has the highest swiss population?

New York-Newark-Jersey City, NY-NJ ranks #1 with 24,615 (2020 Decennial Census).

What are the top 5 metro areas by swiss population?

New York-Newark-Jersey City, NY-NJ, Los Angeles-Long Beach-Anaheim, CA, Madison, WI, Lancaster, PA, Chicago-Naperville-Elgin, IL-IN.

How many metro areas are in this ranking?

887 metro areas qualify after filtering for population minimums and data availability. The ranking covers 2020 Decennial Census data.

How is swiss population measured?

Number of residents who are Swiss ancestry (Ancestry, ACS detailed tables). Source: US Census Bureau, 2020 Decennial Census.