RANKING · 2020 CENSUS · 500 SHOWN OF 2,653

Highest Swiss population share, US counties · 2020

US counties ranked by the share of all residents who are Swiss ancestry (2020 American Community Survey). A concentration measure: Swiss residents as a percentage of total population. Green County, Wisconsin leads at 18.1%. 2,653 counties qualify in total. Wisconsin carries 5 of the top 25 entries.

Swiss Americans: full group profile →

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SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPSWISS SHAREVS 2010

USUnited States331,449,2810.3%–

01Green County, WIWI37,22718.1%−3.0 pts

02Holmes County, OHOH44,9708.5%−3.0 pts

03Adams County, ININ36,6508.3%−5.8 pts

04Treasure County, MTMT7288.0%+7.3 pts

05Lafayette County, WIWI17,4787.1%−2.3 pts

06Scotland County, MOMO4,7967.0%+3.7 pts

07LaGrange County, ININ41,3056.5%−4.9 pts

08Sierra County, CACA3,0986.0%+1.7 pts

09Wayne County, OHOH116,7585.7%−0.6 pts

10Bear Lake County, IDID6,7275.2%−2.3 pts

11Yates County, NYNY24,5474.8%+1.9 pts

12Wells County, ININ28,8834.7%−0.4 pts

13Knox County, MOMO3,7284.7%+4.7 pts

14Morgan County, MOMO22,4184.4%+1.7 pts

15Howard County, IAIA9,4154.3%+2.9 pts

16Teton County, IDID13,2544.2%−0.1 pts

17Buffalo County, WIWI13,3183.7%−0.3 pts

18Clark County, WIWI35,0523.6%−0.2 pts

19Tuscarawas County, OHOH92,3733.6%−0.6 pts

20Hickory County, MOMO9,0443.6%+3.4 pts

21Meagher County, MTMT2,1373.6%+2.6 pts

22Moniteau County, MOMO15,4283.5%+0.0 pts

23Kiowa County, KSKS2,4323.5%+2.7 pts

24Lancaster County, PAPA563,1593.4%−0.2 pts

25Iowa County, WIWI23,9513.4%−1.5 pts

26Elkhart County, ININ208,7743.4%+0.0 pts

27Hettinger County, NDND2,4923.1%–

28Caribou County, IDID7,2523.0%+0.9 pts

29Moultrie County, ILIL14,3713.0%+2.2 pts

30Nemaha County, KSKS10,0542.9%−1.2 pts

31Stark County, ILIL5,3192.9%+2.2 pts

32Kane County, UTUT8,5972.9%+2.5 pts

33Lincoln County, NVNV4,3202.9%+2.8 pts

34Harvey County, KSKS33,5802.8%+0.7 pts

35Rockingham County, VAVA89,3162.8%+0.8 pts

36Van Buren County, TNTN6,8742.8%–

37Monroe County, OHOH12,9942.8%−0.4 pts

38Jefferson County, IDID35,2972.7%+1.6 pts

39Chugach Census Area, AKAK6,5532.7%–

40Davis County, IAIA9,2302.7%+0.6 pts

41Daviess County, ININ34,2092.7%+1.5 pts

42Blaine County, NENE4582.6%+1.1 pts

43Woodford County, ILIL38,1112.5%−0.7 pts

44Washington County, KYKY12,3682.5%–

45Cache County, UTUT145,0002.5%+0.2 pts

46Maries County, MOMO8,3972.4%+1.8 pts

47Esmeralda County, NVNV7292.4%–

48Daviess County, MOMO8,5582.4%+1.2 pts

49Lincoln County, WYWY21,1802.4%−1.3 pts

50Washington County, IAIA22,6672.3%−0.1 pts

51Harrisonburg, VAVA50,8392.3%+0.2 pts

52Stephenson County, ILIL43,2202.2%−0.7 pts

53Faulk County, SDSD2,1782.2%+1.7 pts

54Howard County, ARAR12,3062.2%+1.2 pts

55Calhoun County, SCSC14,1882.2%+1.8 pts

56Tillamook County, OROR27,3842.2%−1.4 pts

57Washington County, UTUT213,6702.2%+0.5 pts

58Fulton County, OHOH41,8532.2%+0.3 pts

59Paulding County, OHOH18,7272.1%+0.9 pts

60Harmon County, OKOK2,3272.1%+1.8 pts

61Todd County, KYKY12,9722.0%−1.0 pts

62Fayette County, IAIA19,0472.0%−0.1 pts

63Stevens County, MNMN9,7472.0%−1.3 pts

64Dane County, WIWI590,3751.9%−0.2 pts

65Pawnee County, NENE2,5101.9%−2.5 pts

66Oscoda County, MIMI8,7231.9%+0.5 pts

67Cedar County, MOMO14,8881.9%+0.1 pts

68Lebanon County, PAPA146,3801.9%−0.1 pts

69Richardson County, NENE7,5301.9%+0.2 pts

70St. Joseph County, MIMI60,9681.9%+0.7 pts

71Andrew County, MOMO18,2411.8%−0.3 pts

72Kiowa County, COCO1,4121.8%–

73Van Buren County, IAIA7,1311.8%+0.7 pts

74Washakie County, WYWY7,5971.8%+1.2 pts

75Jones County, IAIA21,2531.8%+0.6 pts

76Phillips County, ARAR14,2551.7%+1.2 pts

77Barton County, MOMO11,7951.7%+0.8 pts

78Uinta County, WYWY20,7281.7%+0.9 pts

79Lake County, OROR8,1871.7%+0.0 pts

80Casey County, KYKY16,2051.7%+0.9 pts

81Putnam County, OHOH34,3801.7%−0.1 pts

82Daggett County, UTUT9341.7%–

83Snyder County, PAPA39,6551.7%−0.4 pts

84Rappahannock County, VAVA7,4391.7%+1.4 pts

85Webster County, MOMO43,0541.7%+0.3 pts

86Lyon County, IAIA12,3541.7%−1.9 pts

87Holt County, MOMO4,2001.6%+1.5 pts

88Grant County, OROR7,0751.6%+0.6 pts

89Branch County, MIMI45,9931.6%+1.1 pts

90Harding County, SDSD1,3311.6%+0.7 pts

91Sauk County, WIWI66,6521.6%−0.2 pts

92Greenwood County, KSKS5,8261.6%+0.5 pts

93Franklin County, PAPA160,6521.6%+0.2 pts

94Cheyenne County, KSKS2,6041.6%+0.2 pts

95Madison County, IDID55,1721.6%−0.8 pts

96Mifflin County, PAPA46,1271.6%+0.1 pts

97Thomas County, KSKS7,7251.6%+1.0 pts

98Oneida County, IDID5,0851.6%+0.4 pts

99Rock County, WIWI166,4721.5%−0.4 pts

100Perry County, PAPA46,8061.5%+1.0 pts

101Schuyler County, MOMO4,1401.5%+1.4 pts

102Columbia County, WIWI58,1321.5%−0.1 pts

103Clark County, MOMO6,4751.5%+1.4 pts

104Allen County, OHOH100,8811.5%−0.1 pts

105Geauga County, OHOH95,6761.5%−0.1 pts

106Montgomery County, NYNY50,0461.5%+1.3 pts

107Dunn County, WIWI46,2231.5%+0.6 pts

108Skagway, AKAK1,1041.5%+1.1 pts

109Morton County, NDND34,6011.5%+1.0 pts

110Vernon County, MOMO19,9461.4%+1.3 pts

111Cumberland County, KYKY5,9921.4%+0.4 pts

112Marquette County, WIWI15,9271.4%+0.5 pts

113Jay County, ININ20,1181.4%−0.5 pts

114Parke County, ININ16,6421.4%+0.0 pts

115Clarion County, PAPA36,6801.4%+1.2 pts

116Clayton County, IAIA16,8451.4%−0.7 pts

117Lewis County, NYNY26,4791.4%−0.9 pts

118Wasatch County, UTUT38,5141.4%−2.0 pts

119Idaho County, IDID17,8741.4%+0.5 pts

120Sheridan County, MTMT3,4361.4%+1.3 pts

121Juniata County, PAPA23,4031.4%−1.1 pts

122Cannon County, TNTN15,2961.4%+1.2 pts

123Livingston County, ILIL35,0571.4%−0.5 pts

124Ashland County, OHOH52,5231.3%−0.6 pts

125Broadwater County, MTMT8,4931.3%–

126Roger Mills County, OKOK3,2591.3%+0.9 pts

127Dallas County, MOMO18,0251.3%+1.0 pts

128Madison County, OHOH46,9851.3%+0.1 pts

129Kosciusko County, ININ80,8921.3%−0.5 pts

130Union County, PAPA42,3131.3%−1.1 pts

131Hemphill County, TXTX3,0831.3%+0.9 pts

132Garfield County, MTMT1,1481.3%+0.8 pts

133Summit County, UTUT43,1411.3%+0.7 pts

134Livingston County, MOMO14,7081.3%+0.9 pts

135Utah County, UTUT759,8591.3%−0.3 pts

136Graham County, KSKS2,3711.3%+0.8 pts

137Harper County, OKOK3,1721.3%+1.2 pts

138Doniphan County, KSKS7,5941.3%+0.3 pts

139Grant County, WIWI52,4461.3%−0.5 pts

140Lake County, SDSD10,9931.3%−0.4 pts

141Stark County, OHOH373,7711.3%−0.6 pts

142Davis County, UTUT381,2271.3%−0.2 pts

143Morrill County, NENE4,4041.3%+0.9 pts

144Coshocton County, OHOH37,1881.3%+0.1 pts

145Taylor County, IAIA5,8351.3%+0.7 pts

146Hardin County, OHOH30,0721.2%+0.0 pts

147Floyd County, IAIA14,9011.2%+0.7 pts

148Brown County, ILIL6,4011.2%+1.0 pts

149Dodge County, WIWI89,0971.2%+0.2 pts

150Payette County, IDID27,8241.2%+0.5 pts

151Marion County, KSKS11,6341.2%+0.1 pts

152Brown County, KSKS9,1041.2%−0.9 pts

153Taylor County, WIWI20,1181.2%−0.3 pts

154Modoc County, CACA8,4261.2%+0.8 pts

155Nodaway County, MOMO20,1741.2%+0.5 pts

156Thomas County, NENE6391.2%+0.9 pts

157Chippewa County, WIWI67,6141.2%+0.4 pts

158Monroe County, WVWV12,4911.2%+0.9 pts

159McPherson County, NENE3691.2%−0.2 pts

160Hart County, KYKY20,1171.2%−0.1 pts

161Ferry County, WAWA7,5171.2%+0.2 pts

162Bonneville County, IDID135,7711.2%+0.1 pts

163Union County, OROR25,9001.2%−0.0 pts

164Edwards County, ILIL5,8981.2%+0.9 pts

165Morgan County, UTUT13,3831.2%+0.5 pts

166Luce County, MIMI6,3391.2%+1.0 pts

167Franklin County, IDID15,8891.2%+0.0 pts

168Van Wert County, OHOH29,0131.1%+0.4 pts

169Jerauld County, SDSD1,6541.1%+1.0 pts

170Garrett County, MDMD28,3701.1%−0.4 pts

171Rusk County, WIWI14,1461.1%+0.1 pts

172Reno County, KSKS61,5391.1%+0.2 pts

173Platte County, NENE35,6491.1%−0.5 pts

174Crawford County, WIWI15,9101.1%+0.0 pts

175Seneca County, NYNY32,8831.1%+0.1 pts

176Iron County, UTUT67,1411.1%−0.4 pts

177Carroll County, OHOH26,4751.1%−0.4 pts

178Benton County, OROR97,7281.1%−0.1 pts

179Rich County, UTUT2,6871.1%−1.5 pts

180Crawford County, ININ10,5091.1%+0.7 pts

181Polk County, NENE5,2701.1%−0.2 pts

182Gray County, KSKS5,6521.1%+0.8 pts

183Marshall County, ININ46,5991.1%−0.4 pts

184Boundary County, IDID13,9971.1%−1.5 pts

185Marshall County, KSKS9,8521.1%−1.0 pts

186Niobrara County, WYWY2,3411.1%+0.4 pts

187Otoe County, NENE16,5311.1%+0.7 pts

188Clay County, KSKS7,9901.1%+0.8 pts

189Kendall County, TXTX53,2891.1%+0.8 pts

190Box Butte County, NENE10,4941.1%+0.4 pts

191Hancock County, OHOH75,0341.1%−0.2 pts

192Richland County, WIWI17,0361.1%−0.2 pts

193Allen County, KYKY22,5361.1%–

194Warren County, PAPA37,0381.1%−0.0 pts

195Gove County, KSKS2,6311.1%+0.5 pts

196Box Elder County, UTUT65,3201.0%−0.2 pts

197Lincoln County, KYKY25,3531.0%–

198Jackson County, IAIA19,2881.0%+0.7 pts

199Cumberland County, VAVA10,3521.0%–

200Vernon County, WIWI31,4431.0%−0.5 pts

201Keokuk County, IAIA9,7971.0%+0.6 pts

202Teller County, COCO24,7561.0%+0.7 pts

203Dukes County, MAMA21,2191.0%+0.6 pts

204Grand County, UTUT9,7901.0%+0.7 pts

205Lewis County, TNTN13,4871.0%−0.4 pts

206Sanborn County, SDSD2,3881.0%+0.3 pts

207Stanton County, NENE5,7441.0%+0.4 pts

208Somerset County, PAPA72,0041.0%−0.1 pts

209Pepin County, WIWI7,5131.0%−0.1 pts

210Bond County, ILIL16,9591.0%−0.3 pts

211Bannock County, IDID91,5911.0%−0.2 pts

212Rosebud County, MTMT8,2531.0%+0.9 pts

213Jefferson County, WIWI86,5051.0%+0.1 pts

214Sanilac County, MIMI40,0831.0%+0.4 pts

215Allen County, ININ402,3291.0%−0.0 pts

216Columbia County, OROR54,0911.0%+0.1 pts

217Auglaize County, OHOH45,9091.0%+0.1 pts

218Henry County, IAIA19,3491.0%+0.4 pts

219Defiance County, OHOH38,2921.0%+0.2 pts

220Crawford County, PAPA81,7921.0%+0.1 pts

221Sitka, AKAK8,3191.0%+0.7 pts

222Ida County, IAIA6,7771.0%+0.7 pts

223Mitchell County, KSKS5,5901.0%+0.3 pts

224Gunnison County, COCO17,4391.0%+0.3 pts

225Lake County, COCO7,5521.0%–

226Adams County, WIWI21,7521.0%+0.1 pts

227Jefferson County, OROR25,7401.0%+0.1 pts

228Union County, SDSD17,4021.0%+0.7 pts

229Lac qui Parle County, MNMN6,7041.0%+0.6 pts

230Grundy County, MOMO9,7441.0%+0.3 pts

231Jefferson County, NENE7,0701.0%+0.7 pts

232Lincoln County, WIWI28,4031.0%−0.9 pts

233Pocahontas County, WVWV7,6021.0%+0.6 pts

234Salt Lake County, UTUT1,220,9161.0%−0.1 pts

235Williams County, OHOH36,5491.0%+0.2 pts

236Medina County, OHOH185,0251.0%−0.0 pts

237Turner County, SDSD9,3140.9%+0.1 pts

238Pacific County, WAWA24,3570.9%−1.4 pts

239Sanders County, MTMT14,0620.9%+0.0 pts

240Mitchell County, IAIA10,6500.9%−0.1 pts

241Richland County, OHOH124,8930.9%−0.4 pts

242Jackson County, WIWI20,9990.9%+0.4 pts

243Falls County, TXTX17,8690.9%+0.6 pts

244Richland County, ILIL15,2190.9%−0.4 pts

245Allamakee County, IAIA14,2380.9%−1.0 pts

246Johnson County, IAIA160,0440.9%+0.2 pts

247Tioga County, PAPA40,5020.9%+0.3 pts

248Saline County, NENE14,9960.9%+0.7 pts

249Randolph County, WVWV26,8820.9%−0.6 pts

250Marshall County, SDSD4,4260.9%–

251Tazewell County, ILIL130,0490.9%−0.1 pts

252Waukesha County, WIWI417,2100.9%−0.0 pts

253Sequatchie County, TNTN17,8610.9%+0.7 pts

254Crittenden County, KYKY8,8070.9%+0.7 pts

255Bath County, VAVA4,0760.9%–

256Roberts County, TXTX8670.9%−0.6 pts

257Ravalli County, MTMT48,5820.9%−0.1 pts

258Grant County, MNMN6,0850.9%+0.4 pts

259Osborne County, KSKS3,2850.9%+0.0 pts

260Marion County, OROR355,7770.9%−0.2 pts

261White County, ININ25,1640.9%+0.7 pts

262Walla Walla County, WAWA62,3610.9%+0.1 pts

263Hardin County, TNTN27,9830.9%+0.8 pts

264Lincoln County, MTMT22,3280.9%+0.3 pts

265Elk County, PAPA29,9260.9%−0.7 pts

266Inyo County, CACA18,1580.9%+0.6 pts

267Berks County, PAPA440,0720.9%+0.1 pts

268Grant County, NENE5610.9%−0.3 pts

269Blaine County, IDID25,5170.9%+0.7 pts

270Tooele County, UTUT87,4610.9%−0.1 pts

271Union County, IAIA11,8290.9%+0.5 pts

272DeKalb County, ININ44,5350.9%−0.7 pts

273Dodge County, MNMN21,3760.9%−0.6 pts

274Gregory County, SDSD4,0370.9%+0.4 pts

275Dubuque County, IAIA99,3810.9%−0.1 pts

276Steuben County, NYNY91,8550.9%+0.5 pts

277Fillmore County, MNMN21,5400.9%+0.1 pts

278San Juan County, WAWA18,5770.8%−0.3 pts

279Ontonagon County, MIMI5,8230.8%+0.7 pts

280Sheridan County, NENE4,8090.8%−0.4 pts

281Sweet Grass County, MTMT3,7620.8%+0.1 pts

282Robertson County, KYKY2,3250.8%–

283Polk County, NCNC20,5330.8%+0.7 pts

284Antelope County, NENE6,3520.8%−0.3 pts

285Washington County, ININ28,3830.8%+0.4 pts

286Humboldt County, NVNV17,2670.8%+0.1 pts

287Delaware County, OHOH242,0320.8%+0.4 pts

288Sonoma County, CACA486,4440.8%−0.1 pts

289Jefferson County, WAWA33,9700.8%−0.0 pts

290Garfield County, COCO63,4740.8%+0.5 pts

291Sawyer County, WIWI18,8460.8%−0.4 pts

292Clackamas County, OROR426,2800.8%−0.2 pts

293Wallace County, KSKS1,4410.8%−0.2 pts

294Dickinson County, MIMI25,8270.8%+0.4 pts

295Leon County, TXTX16,8940.8%+0.6 pts

296Garfield County, NENE1,7100.8%+0.7 pts

297Palo Alto County, IAIA8,8990.8%−1.6 pts

298Wabaunsee County, KSKS7,0180.8%+0.4 pts

299La Plata County, COCO56,8980.8%−0.2 pts

300Jefferson County, KSKS18,2960.8%+0.4 pts

301Eau Claire County, WIWI109,0330.8%−0.1 pts

302Ness County, KSKS2,6170.8%−0.3 pts

303Clinton County, PAPA37,8700.8%+0.0 pts

304Wood County, OHOH134,1760.8%+0.0 pts

305Green Lake County, WIWI19,3050.8%−0.0 pts

306Vilas County, WIWI23,7610.8%−0.1 pts

307Hutchinson County, TXTX19,6330.8%+0.7 pts

308Hancock County, IAIA10,5280.8%+0.7 pts

309Lewis County, WAWA88,0620.8%−0.1 pts

310Power County, IDID8,2460.8%+0.3 pts

311Marathon County, WIWI139,4320.8%−0.1 pts

312Lawrence County, SDSD29,4590.8%+0.3 pts

313Scott County, KSKS4,8150.8%+0.2 pts

314Renville County, NDND2,3310.8%+0.6 pts

315Josephine County, OROR87,8670.8%+0.1 pts

316Wallowa County, OROR7,5950.8%+0.1 pts

317Iowa County, IAIA16,5040.8%−0.6 pts

318Deuel County, SDSD4,4080.8%–

319Macon County, GAGA11,7560.8%+0.7 pts

320Kingman County, KSKS7,0290.8%+0.5 pts

321Marin County, CACA253,6940.8%−0.2 pts

322Pitkin County, COCO16,6250.8%+0.1 pts

323Saguache County, COCO6,7320.8%+0.5 pts

324Trempealeau County, WIWI31,1710.8%−0.3 pts

325Mason County, KYKY16,9360.8%+0.4 pts

326Perkins County, SDSD2,8530.8%–

327Wood County, WIWI74,0600.8%−0.8 pts

328McCone County, MTMT1,7200.8%−0.6 pts

329Wahkiakum County, WAWA4,8730.8%−0.6 pts

330Gallatin County, MTMT128,7400.8%−0.0 pts

331Labette County, KSKS19,6850.8%+0.1 pts

332Walworth County, WIWI106,1270.8%−0.1 pts

333Door County, WIWI30,6160.8%+0.2 pts

334Yankton County, SDSD23,6350.8%+0.2 pts

335Conway County, ARAR21,3930.8%−0.1 pts

336Franklin County, TNTN45,5790.8%+0.1 pts

337Swain County, NCNC14,0240.8%–

338Knott County, KYKY13,3210.8%–

339Caldwell County, MOMO9,0120.8%+0.5 pts

340Washington County, WIWI139,2380.8%−0.2 pts

341Del Norte County, CACA26,4100.8%+0.3 pts

342Washburn County, WIWI17,0870.8%−0.7 pts

343Greene County, ININ31,1650.7%+0.3 pts

344Benton County, ININ8,8830.7%+0.6 pts

345Peoria County, ILIL178,5530.7%−0.1 pts

346Orleans County, NYNY39,8250.7%+0.6 pts

347Foard County, TXTX1,0440.7%+0.3 pts

348Columbiana County, OHOH99,3770.7%−0.6 pts

349Nemaha County, NENE7,1020.7%+0.0 pts

350Linn County, OROR132,8430.7%−0.3 pts

351Twin Falls County, IDID97,5390.7%+0.2 pts

352Park County, MTMT18,2140.7%−0.8 pts

353Humboldt County, IAIA9,4090.7%+0.4 pts

354Skagit County, WAWA132,9750.7%+0.1 pts

355Lemhi County, IDID8,4740.7%+0.3 pts

356San Luis Obispo County, CACA282,3670.7%−0.3 pts

357Ramsey County, NDND11,5300.7%+0.2 pts

358San Miguel County, COCO7,7530.7%+0.3 pts

359Red Willow County, NENE10,3070.7%+0.6 pts

360Stafford County, KSKS4,0050.7%+0.1 pts

361San Benito County, CACA70,0820.7%+0.1 pts

362Dallas County, IAIA118,4570.7%−0.0 pts

363La Crosse County, WIWI121,3390.7%−0.3 pts

364Cumberland County, PAPA277,2700.7%−0.2 pts

365Butte County, SDSD10,8560.7%+0.3 pts

366Wabasha County, MNMN21,5370.7%−0.3 pts

367Juneau County, WIWI26,6490.7%−0.3 pts

368St. Croix County, WIWI98,2760.7%+0.0 pts

369Boone County, ININ80,6890.7%+0.4 pts

370Goodhue County, MNMN48,1950.7%−0.3 pts

371Mackinac County, MIMI11,2360.7%+0.1 pts

372Wayne County, NENE10,0200.7%+0.0 pts

373Osage County, KSKS15,6930.7%+0.3 pts

374Adair County, MOMO25,6840.7%+0.6 pts

375Camden County, MOMO44,0470.7%−0.1 pts

376Cameron County, PAPA4,2110.7%+0.2 pts

377Grant County, KYKY26,1810.7%+0.6 pts

378McPherson County, KSKS30,0640.7%−0.6 pts

379Eddy County, NDND2,3290.7%−0.1 pts

380Wayne County, ININ66,1690.7%+0.3 pts

381Wheeler County, OROR1,4720.7%−1.6 pts

382Grays Harbor County, WAWA78,1440.7%+0.2 pts

383Hickman County, TNTN26,2190.7%+0.3 pts

384Madison County, MTMT10,0260.7%−0.7 pts

385Morris County, KSKS5,3480.7%−0.4 pts

386Douglas County, ILIL19,8800.7%−0.3 pts

387Potter County, PAPA15,8970.7%−0.5 pts

388Kittitas County, WAWA48,8030.7%−0.5 pts

389Barron County, WIWI46,4840.7%−0.6 pts

390Alpine County, CACA1,0430.7%−0.2 pts

391Burnett County, WIWI17,2230.7%+0.3 pts

392Augusta County, VAVA78,9400.7%+0.4 pts

393Washington County, OROR611,7080.7%−0.2 pts

394Iroquois County, ILIL26,1500.7%−0.1 pts

395Skamania County, WAWA12,6690.7%−0.1 pts

396Jefferson County, MTMT13,3290.7%−0.5 pts

397Jones County, SDSD9130.7%+0.2 pts

398Lincoln County, OROR50,6360.7%−0.3 pts

399Marion County, IAIA34,1920.7%+0.7 pts

400Fremont County, IDID14,2080.7%−1.8 pts

401Perry County, ININ19,3890.7%−1.0 pts

402Summit County, COCO31,5170.7%+0.1 pts

403Bonner County, IDID54,4200.7%−0.5 pts

404Clear Creek County, COCO8,9940.7%−1.7 pts

405Franklin County, ININ23,2860.7%+0.4 pts

406Blair County, PAPA119,5410.7%+0.2 pts

407Wyandot County, OHOH21,5670.7%−0.8 pts

408Los Alamos County, NMNM19,4070.7%−1.3 pts

409Union County, OHOH73,4460.7%−0.2 pts

410Ashland County, WIWI16,2030.7%−0.1 pts

411Herkimer County, NYNY59,2190.7%+0.2 pts

412Tyler County, WVWV7,8810.7%+0.4 pts

413Jo Daviess County, ILIL21,5940.7%−0.7 pts

414Broomfield County, COCO79,1740.7%+0.2 pts

415Eagle County, COCO54,2910.7%−0.0 pts

416Karnes County, TXTX15,0180.7%–

417Klickitat County, WAWA24,3310.7%+0.3 pts

418Douglas County, NVNV50,1110.7%−0.6 pts

419St. Lawrence County, NYNY105,4880.7%+0.5 pts

420Schuyler County, NYNY16,9240.7%−0.1 pts

421Humboldt County, CACA131,6470.7%−0.3 pts

422Pondera County, MTMT6,0720.7%+0.2 pts

423Brown County, NENE2,8260.7%+0.0 pts

424Perkins County, NENE2,8490.7%+0.2 pts

425Custer County, MTMT12,0340.7%−0.0 pts

426Franklin County, NYNY46,5000.7%+0.3 pts

427Cherry County, NENE5,5610.7%+0.5 pts

428Morrow County, OHOH36,3050.7%−0.1 pts

429Guernsey County, OHOH38,3790.7%+0.5 pts

430Emery County, UTUT10,1770.7%+0.5 pts

431Curry County, OROR22,6210.7%−0.7 pts

432Weber County, UTUT278,1740.7%−0.2 pts

433Crawford County, OHOH41,8960.6%+0.3 pts

434Stillwater County, MTMT9,4450.6%+0.2 pts

435York County, PAPA473,1970.6%+0.0 pts

436Nelson County, VAVA14,9200.6%+0.2 pts

437Whitley County, ININ35,0460.6%−0.9 pts

438Bingham County, IDID51,1530.6%−0.5 pts

439Prince Edward County, VAVA22,3910.6%+0.5 pts

440Yamhill County, OROR110,0240.6%−0.3 pts

441Pottawatomie County, KSKS27,1860.6%+0.3 pts

442Pierce County, NDND3,8380.6%−1.9 pts

443Boone County, MOMO191,7460.6%+0.0 pts

444Huron County, MIMI30,5300.6%+0.5 pts

445Washington County, KSKS5,5330.6%−0.2 pts

446Winnebago County, WIWI174,2180.6%−0.0 pts

447Centre County, PAPA157,3930.6%−0.0 pts

448Flathead County, MTMT115,4290.6%−0.3 pts

449Christian County, MOMO96,7250.6%+0.5 pts

450Huntington County, ININ37,2240.6%−0.0 pts

451Harrison County, ININ40,4370.6%+0.3 pts

452Millard County, UTUT14,0570.6%+0.1 pts

453Saline County, KSKS53,3770.6%+0.4 pts

454King William County, VAVA19,6170.6%+0.6 pts

455Lane County, OROR381,5840.6%+0.1 pts

456Deschutes County, OROR213,0720.6%−0.2 pts

457Haines, AKAK2,0680.6%–

458Black Hawk County, IAIA131,5320.6%+0.3 pts

459Steuben County, ININ34,7990.6%−0.4 pts

460Mason County, WAWA71,1650.6%+0.3 pts

461Ottawa County, OHOH39,4810.6%−0.3 pts

462Multnomah County, OROR795,3910.6%−0.2 pts

463Hood River County, OROR23,7200.6%+0.1 pts

464Colfax County, NENE10,9340.6%+0.0 pts

465Cassia County, IDID26,3970.6%−0.6 pts

466Highland County, OHOH43,8230.6%+0.5 pts

467Allegany County, NYNY46,8000.6%+0.2 pts

468Bedford County, PAPA47,4800.6%−0.3 pts

469Dawson County, MTMT8,6920.6%+0.3 pts

470Knox County, OHOH64,0020.6%−1.1 pts

471Putnam County, ILIL5,6190.6%+0.4 pts

472Miller County, GAGA5,8120.6%–

473Larimer County, COCO377,2920.6%−0.2 pts

474Hillsdale County, MIMI45,7380.6%+0.2 pts

475Burke County, NDND2,1320.6%+0.1 pts

476Waupaca County, WIWI51,4610.6%−0.1 pts

477Buchanan County, MOMO83,5400.6%−0.3 pts

478Morton County, KSKS2,4700.6%–

479Gem County, IDID21,7730.6%−0.1 pts

480Park County, WYWY31,1710.6%−0.2 pts

481Gasconade County, MOMO14,7840.6%+0.0 pts

482Des Moines County, IAIA38,0770.6%+0.1 pts

483Ada County, IDID546,1410.6%−0.1 pts

484Ouray County, COCO5,2650.6%−0.6 pts

485Muskingum County, OHOH87,0140.6%+0.4 pts

486Langlade County, WIWI19,5340.6%+0.2 pts

487Houston County, MNMN18,4000.6%−0.3 pts

488Hand County, SDSD3,1210.6%+0.1 pts

489Osceola County, MIMI23,5160.6%−0.6 pts

490Lake of the Woods County, MNMN3,7700.6%+0.1 pts

491Wayne County, NYNY91,2500.6%−0.3 pts

492Lumpkin County, GAGA36,1780.6%+0.5 pts

493Stoddard County, MOMO28,2840.6%+0.5 pts

494Lyon County, KSKS32,2660.6%+0.3 pts

495Gallatin County, KYKY8,8400.6%–

496Dauphin County, PAPA293,3510.6%+0.0 pts

497Sioux County, IAIA36,7740.6%+0.4 pts

498Hardeman County, TNTN25,2740.6%+0.5 pts

499Rock County, MNMN9,5240.6%+0.3 pts

500Wayne County, MOMO10,7820.6%+0.5 pts

SHOWING 1–500 OF 2,653

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Download CSV (full list, 2,653 rows)

UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS

Frequently asked

Which county has the highest swiss share?

Green County, Wisconsin ranks #1 with 18.1% (2020 Decennial Census).

What are the top 5 counties by swiss share?

Green County, Wisconsin, Holmes County, Ohio, Adams County, Indiana, Treasure County, Montana, Lafayette County, Wisconsin.

How many counties are in this ranking?

2,653 counties qualify after filtering for population minimums and data availability. The ranking covers 2020 Decennial Census data.

How is swiss share measured?

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