RANKING · 2024 ACS · 500 SHOWN OF 3,144

Highest Irish population share, US counties

US counties ranked by the share of all residents who are Irish ancestry (2024 American Community Survey). A concentration measure: Irish residents as a percentage of total population. Grant County, Nebraska leads at 27.8%. 3,144 counties qualify in total. New York carries 4 of the top 25 entries.

Irish Americans: full group profile →

All statesAll rankings

SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPIRISH SHAREVS 2010

USUnited States334,922,4999.4%–

01Grant County, NENE56127.8%+4.0 pts

02Plymouth County, MAMA546,82927.6%−6.2 pts

03Cape May County, NJNJ93,39027.1%−3.8 pts

04Terrell County, TXTX70225.3%+9.9 pts

05Barnstable County, MAMA233,53925.2%−1.8 pts

06Silver Bow County, MTMT36,11824.8%−7.8 pts

07Rockingham County, NHNH324,07724.7%−2.2 pts

08Gloucester County, NJNJ312,63824.5%−3.9 pts

09Norfolk County, MAMA739,74924.0%−7.7 pts

10Rensselaer County, NYNY160,51023.7%−3.7 pts

11Washington County, RIRI129,79523.6%−4.2 pts

12Newport County, RIRI83,05123.5%−2.0 pts

13Belknap County, NHNH65,14722.7%+2.0 pts

14Saratoga County, NYNY241,34322.6%−1.4 pts

15Delaware County, PAPA580,93722.2%−6.4 pts

16Bucks County, PAPA647,82822.0%−4.8 pts

17Hooker County, NENE68621.9%+4.1 pts

18Lackawanna County, PAPA216,50221.9%−5.5 pts

19Cayuga County, NYNY74,36521.8%−2.5 pts

20Strafford County, NHNH135,04321.6%+1.9 pts

21Thomas County, NENE63921.5%+5.2 pts

22Palo Alto County, IAIA8,89921.3%+3.2 pts

23Roberts County, TXTX86721.3%+5.8 pts

24Sussex County, NJNJ148,06321.2%−6.0 pts

25Warren County, NYNY65,02021.1%−2.4 pts

26Monroe County, IAIA7,40621.1%+0.4 pts

27Chester County, PAPA557,11620.8%−3.5 pts

28Kent County, RIRI173,49520.6%−6.1 pts

29Carroll County, NHNH52,78420.5%−4.2 pts

30Stone County, ARAR12,70320.4%−2.5 pts

31Edwards County, TXTX1,37020.3%+14.4 pts

32McMullen County, TXTX54420.3%+4.7 pts

33Haakon County, SDSD1,80220.2%+0.8 pts

34Hamilton County, NYNY5,00620.2%−2.6 pts

35Merrimack County, NHNH158,07820.2%−0.3 pts

36Hillsborough County, NHNH433,41519.9%−3.0 pts

37Deer Lodge County, MTMT9,70919.8%−6.4 pts

38Pike County, PAPA62,80819.8%−2.6 pts

39Washington County, NYNY59,35319.8%−2.2 pts

40Greeley County, NENE2,15419.8%−11.8 pts

41Hunterdon County, NJNJ131,78119.7%−3.8 pts

42Greene County, NYNY47,23819.5%+1.1 pts

43Susquehanna County, PAPA38,23719.5%−1.9 pts

44Lower Connecticut River Valley Planning Region, CTCT177,31119.4%–

45Dubuque County, IAIA99,38119.4%−3.9 pts

46Monmouth County, NJNJ651,03519.2%−4.2 pts

47Dukes County, MAMA21,21919.2%+0.7 pts

48Nantucket County, MAMA14,75819.2%+0.4 pts

49Cumberland County, MEME317,22219.2%−2.0 pts

50Butler County, PAPA200,16919.1%−2.6 pts

51Jefferson County, MTMT13,32919.0%−0.1 pts

52Essex County, NYNY36,43819.0%−3.2 pts

53Hot Springs County, WYWY4,60019.0%+3.7 pts

54Berkshire County, MAMA128,22419.0%−4.5 pts

55Albany County, NYNY321,22518.9%−5.1 pts

56Montgomery County, PAPA877,64318.9%−3.7 pts

57Herkimer County, NYNY59,21918.9%−3.0 pts

58York County, MEME222,43418.9%−0.5 pts

59Jo Daviess County, ILIL21,59418.8%−0.9 pts

60Essex County, MAMA826,65318.7%−4.6 pts

61Northwest Hills Planning Region, CTCT114,69018.7%–

62Wayne County, PAPA51,70318.6%−5.6 pts

63Windham County, VTVT45,20418.6%−3.2 pts

64Bennington County, VTVT36,63018.6%−0.2 pts

65Park County, MTMT18,21418.5%+2.3 pts

66Gallatin County, ILIL4,61618.4%−4.5 pts

67Gilchrist County, FLFL20,48818.4%+5.7 pts

68Bristol County, RIRI50,00118.3%−3.8 pts

69Middlesex County, MAMA1,669,97918.3%−5.2 pts

70Chittenden County, VTVT169,11518.3%−0.8 pts

71Sterling County, TXTX1,34918.3%+7.5 pts

72Mineral County, COCO91018.2%+5.7 pts

73Marion County, ARAR17,59318.2%−2.8 pts

74Loup County, NENE57018.2%−4.0 pts

75Madison County, MTMT10,02618.1%−0.7 pts

76Delaware County, NYNY44,30518.1%−3.0 pts

77Oswego County, NYNY118,56918.1%−4.8 pts

78Ontario County, NYNY113,13017.9%−3.0 pts

79Hampshire County, MAMA164,06517.9%−4.3 pts

80Genesee County, NYNY58,41617.9%−1.2 pts

81Lawrence County, PAPA83,91117.8%+0.5 pts

82Rutland County, VTVT59,65317.8%−4.8 pts

83Onondaga County, NYNY466,58417.7%−5.5 pts

84Clear Creek County, COCO8,99417.7%+2.2 pts

85Ulster County, NYNY183,33017.7%−3.4 pts

86Putnam County, NYNY99,02817.6%−10.0 pts

87Mariposa County, CACA16,91817.6%−4.3 pts

88Carroll County, MDMD176,67717.6%−1.5 pts

89Burlington County, NJNJ481,43917.6%−4.5 pts

90Beaver County, PAPA166,03217.5%−1.6 pts

91Tioga County, NYNY47,45317.4%−0.3 pts

92Dutchess County, NYNY300,70817.4%−6.5 pts

93Washington County, VTVT59,65217.4%+3.0 pts

94Lake County, OHOH232,21717.3%−1.6 pts

95Doddridge County, WVWV7,63417.3%+0.4 pts

96Schoharie County, NYNY30,17617.2%−5.2 pts

97Calaveras County, CACA46,60517.2%+0.2 pts

98Harrison County, WVWV64,22117.2%−1.1 pts

99Ocean County, NJNJ673,74617.2%−6.3 pts

100Saline County, ILIL22,77217.2%−0.6 pts

101Broome County, NYNY195,73617.2%−4.6 pts

102Livingston County, NYNY61,43817.1%−5.8 pts

103Rappahannock County, VAVA7,43917.1%−0.1 pts

104Grafton County, NHNH93,22517.1%−1.6 pts

105Camas County, IDID1,31617.1%+8.3 pts

106Worcester County, MAMA888,50217.1%−5.1 pts

107Box Butte County, NENE10,49417.1%+0.2 pts

108Marion County, WVWV55,58417.1%−0.7 pts

109Valley County, IDID12,83117.1%+4.2 pts

110Kent County, MDMD19,56517.1%+1.5 pts

111Newton County, ININ14,18817.0%+0.1 pts

112Blair County, PAPA119,54117.0%−3.1 pts

113Skagway, AKAK1,10417.0%−9.3 pts

114Franklin County, FLFL13,02917.0%−1.8 pts

115Hancock County, WVWV27,72916.9%−1.7 pts

116Hancock County, MEME57,17116.9%+1.7 pts

117Franklin County, MAMA70,69816.9%−3.0 pts

118Allegheny County, PAPA1,225,03516.9%−3.4 pts

119Warren County, NJNJ112,95316.9%−4.2 pts

120Salem County, NJNJ66,28016.9%−3.7 pts

121Shackelford County, TXTX3,19716.9%+5.8 pts

122Custer County, SDSD9,43116.8%+3.7 pts

123Columbiana County, OHOH99,37716.8%−0.9 pts

124Columbia County, NYNY60,16816.8%−2.7 pts

125Garfield County, NENE1,71016.8%+0.8 pts

126Morris County, NJNJ524,25116.8%−3.6 pts

127Bristol County, MAMA593,64016.8%−2.5 pts

128Sussex County, DEDE277,14016.8%−1.1 pts

129Venango County, PAPA49,34616.8%−1.1 pts

130Madison County, NYNY67,12016.8%−2.2 pts

131Marshall County, WVWV29,15916.7%−0.9 pts

132Eureka County, NVNV1,86716.7%+5.3 pts

133Meagher County, MTMT2,13716.7%+3.1 pts

134Iowa County, IAIA16,50416.5%−1.4 pts

135Kenton County, KYKY175,77916.5%−3.3 pts

136Schuylkill County, PAPA145,08516.5%−3.0 pts

137Gilpin County, COCO6,07316.5%+1.1 pts

138Windsor County, VTVT57,31216.5%−0.8 pts

139Wheatland County, MTMT2,10016.5%+5.0 pts

140Madison County, IAIA17,27016.4%−3.4 pts

141Cecil County, MDMD107,13116.4%−5.0 pts

142Jones County, IAIA21,25316.4%−1.9 pts

143Talbot County, MDMD38,23816.4%−1.8 pts

144Westmoreland County, PAPA349,32416.4%−1.6 pts

145New Madrid County, MOMO15,08616.4%−0.9 pts

146Broadwater County, MTMT8,49316.4%+0.9 pts

147Armstrong County, PAPA63,69816.4%−3.0 pts

148Clinton County, IAIA46,00216.4%−1.7 pts

149Cortland County, NYNY45,85016.4%−1.4 pts

150Montgomery County, MOMO11,59016.4%+4.5 pts

151Grand Isle County, VTVT7,51116.3%+2.1 pts

152Monona County, IAIA8,53916.3%−1.0 pts

153Lexington, VAVA7,76916.2%+0.7 pts

154Waldo County, MEME40,69316.2%−0.9 pts

155Lee County, IAIA32,30616.2%+0.0 pts

156Chemung County, NYNY80,41516.2%−4.0 pts

157Cattaraugus County, NYNY75,39016.2%−3.8 pts

158Tuolumne County, CACA53,16016.2%+0.1 pts

159Barbour County, WVWV15,41416.2%+2.6 pts

160Washington County, PAPA210,80216.2%−2.8 pts

161Suffolk County, NYNY1,546,09016.2%−6.8 pts

162Gilliam County, OROR1,97116.1%+0.6 pts

163LaSalle County, ILIL107,77316.1%−2.9 pts

164St. Charles County, MOMO426,49916.1%−3.1 pts

165Ohio County, WVWV40,49616.1%−3.1 pts

166Steuben County, NYNY91,85516.0%−4.1 pts

167Guernsey County, OHOH38,37916.0%+0.8 pts

168Luzerne County, PAPA332,12616.0%−4.0 pts

169Cambria County, PAPA128,96816.0%−2.5 pts

170Lamoille County, VTVT26,29416.0%−0.5 pts

171Wyoming County, NYNY39,74116.0%−0.0 pts

172Benton County, ININ8,88315.9%−1.0 pts

173Jefferson County, WAWA33,97015.9%+2.0 pts

174Blackford County, ININ11,73015.9%−0.8 pts

175Schuyler County, NYNY16,92415.9%−2.1 pts

176Seneca County, NYNY32,88315.9%−2.5 pts

177Lewis and Clark County, MTMT75,33115.9%−3.4 pts

178Jefferson County, NYNY111,54015.9%−4.3 pts

179Wheeler County, OROR1,47215.9%−4.1 pts

180Fayette County, PAPA123,02115.9%−1.3 pts

181Warren County, IAIA57,33115.8%−0.5 pts

182Medina County, OHOH185,02515.8%−2.5 pts

183San Miguel County, COCO7,75315.8%+1.6 pts

184McHenry County, ILIL317,75115.8%−2.9 pts

185Benton County, IAIA26,00415.8%−0.9 pts

186Falls Church, VAVA15,15915.8%+1.5 pts

187Camden County, NJNJ535,79915.7%−4.9 pts

188Newton County, ARAR7,02615.7%+2.6 pts

189Essex County, VTVT6,05115.7%−0.1 pts

190Atchison County, MOMO5,17515.7%+0.6 pts

191Brooke County, WVWV21,14215.7%−1.8 pts

192Dundy County, NENE1,56815.7%+1.1 pts

193Cotton County, OKOK5,43215.7%+3.1 pts

194Schenectady County, NYNY162,58115.7%−1.8 pts

195Transylvania County, NCNC34,21115.7%−1.6 pts

196Lake County, OROR8,18715.7%−3.6 pts

197Erie County, NYNY946,74115.7%−2.1 pts

198Addison County, VTVT38,04815.7%−1.5 pts

199Chenango County, NYNY45,71515.7%−1.0 pts

200Atlantic County, NJNJ278,65715.6%−2.4 pts

201Crawford County, MIMI13,72215.6%−2.5 pts

202King County, TXTX19215.6%+1.0 pts

203Mason County, TXTX3,99015.6%+1.5 pts

204Lewis County, IDID3,70415.6%−0.9 pts

205Randolph County, WVWV26,88215.6%−0.3 pts

206Throckmorton County, TXTX1,55415.6%−2.0 pts

207Wabaunsee County, KSKS7,01815.6%+1.1 pts

208Kennebec County, MEME129,06715.5%−1.4 pts

209Rock County, NENE1,25915.5%+3.1 pts

210Otsego County, MIMI26,08015.5%−0.8 pts

211Cheshire County, NHNH78,26915.5%−3.7 pts

212Campbell County, KYKY95,44115.5%−2.9 pts

213Prairie County, ARAR7,92315.5%+4.3 pts

214Garden County, NENE1,80415.4%−3.1 pts

215Athens County, OHOH63,19715.4%+1.4 pts

216Penobscot County, MEME157,96715.4%−1.8 pts

217Marshall County, ILIL11,47315.4%−1.3 pts

218Scott County, IAIA175,25915.4%−1.0 pts

219Somerset County, MEME51,62015.4%−0.5 pts

220Judith Basin County, MTMT2,16215.4%−0.8 pts

221Jefferson County, OHOH63,59715.4%−1.8 pts

222Meigs County, TNTN14,18615.3%−4.7 pts

223Clinton County, NYNY78,13815.3%−1.0 pts

224Lee County, ILIL32,91415.3%−3.4 pts

225Buchanan County, IAIA20,88315.3%−4.1 pts

226Dallas County, IAIA118,45715.3%−0.6 pts

227Braxton County, WVWV11,88515.3%+0.3 pts

228Jackson County, IAIA19,28815.3%−0.9 pts

229Missoula County, MTMT123,51315.3%−2.5 pts

230Otsego County, NYNY60,58915.3%−3.6 pts

231Albany County, WYWY38,55815.3%−0.0 pts

232Van Buren County, ARAR16,23815.2%−5.3 pts

233DeKalb County, ILIL101,83515.2%−2.3 pts

234Hickory County, MOMO9,04415.2%−0.4 pts

235Lafayette County, WIWI17,47815.2%−6.1 pts

236Oxford County, MEME60,34615.2%+0.4 pts

237Geauga County, OHOH95,67615.2%−2.0 pts

238Franklin County, NYNY46,50015.2%−3.0 pts

239Allamakee County, IAIA14,23815.1%−3.6 pts

240Allegany County, NYNY46,80015.1%−3.9 pts

241Chugach Census Area, AKAK6,55315.1%–

242Polk County, TNTN18,59215.1%−5.7 pts

243Charlevoix County, MIMI26,03615.1%−1.6 pts

244Wyoming County, PAPA25,79015.0%−4.8 pts

245Powell County, MTMT7,15715.0%−4.1 pts

246Crawford County, PAPA81,79215.0%−3.0 pts

247La Plata County, COCO56,89815.0%−0.4 pts

248Atchison County, KSKS16,17215.0%−4.4 pts

249Phillips County, MTMT4,20315.0%+1.6 pts

250Upshur County, WVWV23,75815.0%+4.4 pts

251Iowa County, WIWI23,95115.0%−3.8 pts

252Brunswick County, NCNC174,70215.0%+1.3 pts

253Carbon County, PAPA65,86815.0%−1.4 pts

254Shelby County, KYKY51,24315.0%−0.2 pts

255Orange County, VAVA40,08315.0%−0.3 pts

256Fall River County, SDSD7,46715.0%+2.4 pts

257Union County, IAIA11,82915.0%−1.6 pts

258Sioux County, NENE1,18814.9%−6.9 pts

259Sagadahoc County, MEME37,97914.9%−1.9 pts

260Queen Anne's County, MDMD54,44814.9%−7.4 pts

261Lucas County, IAIA8,84714.9%−1.7 pts

262Glasscock County, TXTX1,12814.9%+6.8 pts

263Sumter County, FLFL157,77214.9%−1.3 pts

264Franklin County, VTVT51,17714.9%−1.3 pts

265Harford County, MDMD266,44614.9%−4.9 pts

266Porter County, ININ176,04914.9%−3.7 pts

267Lincoln County, MOMO66,67614.8%−3.3 pts

268Oneida County, NYNY226,39214.8%−4.7 pts

269Livingston County, MIMI197,31514.8%−2.8 pts

270Niagara County, NYNY208,91214.8%−3.5 pts

271Kiowa County, COCO1,41214.8%+5.9 pts

272St. Lawrence County, NYNY105,48814.8%−2.9 pts

273Madison County, OHOH46,98514.8%−1.7 pts

274Martin County, FLFL166,27214.8%−1.6 pts

275New Castle County, DEDE588,02614.8%−4.4 pts

276Fulton County, NYNY52,21614.7%−3.5 pts

277Dixon County, NENE5,60214.7%−1.7 pts

278Southeastern Connecticut Planning Region, CTCT284,01514.7%–

279Boyd County, NENE1,67414.7%−2.4 pts

280Lincoln County, NENE33,30314.7%−1.5 pts

281Yancey County, NCNC19,08414.7%+4.6 pts

282Pope County, ILIL3,67214.7%−4.5 pts

283Alcona County, MIMI10,55614.7%+1.5 pts

284Piscataquis County, MEME17,40914.7%−1.9 pts

285Prairie County, MTMT1,11214.6%+2.9 pts

286Clinton County, MOMO21,66114.6%−3.7 pts

287Williamsburg, VAVA15,86114.6%−0.1 pts

288Garfield County, MTMT1,14814.6%−2.3 pts

289Lincoln County, MEME36,59514.6%−3.1 pts

290Greer County, OKOK5,37314.6%−3.7 pts

291Pendleton County, KYKY14,80014.6%−4.7 pts

292Jefferson County, MOMO233,13214.6%−4.1 pts

293McMinn County, TNTN57,40414.6%−0.3 pts

294Delaware County, OHOH242,03214.6%−1.7 pts

295Androscoggin County, MEME116,48714.6%−0.9 pts

296Amador County, CACA41,87614.6%−4.0 pts

297Johnson County, IAIA160,04414.5%−3.1 pts

298Garvin County, OKOK26,37714.5%+8.4 pts

299Mercer County, PAPA107,86014.5%−2.3 pts

300Hinsdale County, COCO75314.5%+1.4 pts

301Sullivan County, PAPA5,85614.5%−6.1 pts

302Custer County, NENE10,50014.5%−2.0 pts

303Clarke County, VAVA15,60914.5%−1.8 pts

304Jefferson County, WVWV63,10214.5%+2.4 pts

305Camden County, GAGA60,14314.5%+3.9 pts

306Erie County, OHOH73,29614.5%−0.7 pts

307Beaverhead County, MTMT10,04314.4%−1.0 pts

308Yavapai County, AZAZ252,55214.4%−1.6 pts

309Crawford County, WIWI15,91014.4%−2.1 pts

310Calhoun County, ARAR4,63214.4%+0.3 pts

311Dade County, GAGA16,15414.4%−3.8 pts

312McLean County, ILIL171,41914.4%−1.0 pts

313Grundy County, ILIL54,05214.4%−8.6 pts

314Sitka, AKAK8,31914.4%+2.9 pts

315Pickaway County, OHOH62,97814.4%−0.6 pts

316Worcester County, MDMD54,45914.4%−3.8 pts

317Shiawassee County, MIMI67,68114.4%−1.0 pts

318Monroe County, PAPA167,17914.3%−2.7 pts

319Craig County, OKOK14,51814.3%−2.5 pts

320Delaware County, IAIA17,67414.3%−3.0 pts

321McKean County, PAPA38,98414.3%−2.9 pts

322Adams County, IAIA3,61714.3%−1.6 pts

323Guthrie County, IAIA10,78214.3%+1.0 pts

324Warrick County, ININ66,80314.3%−1.1 pts

325Cedar County, IAIA18,35914.3%+0.3 pts

326Roger Mills County, OKOK3,25914.3%−7.5 pts

327Huntingdon County, PAPA43,00114.3%−2.5 pts

328Franklin County, MEME30,82414.3%+0.1 pts

329Calhoun County, WVWV5,97814.3%−7.0 pts

330Douglas County, KSKS120,92014.3%−1.9 pts

331Coal County, OKOK5,43614.3%−1.5 pts

332Ashtabula County, OHOH96,71314.3%−1.5 pts

333Louisa County, VAVA42,92414.3%+3.8 pts

334Jackson County, MIMI159,55214.2%−0.9 pts

335Miami County, KSKS36,24014.2%−4.2 pts

336Livingston County, ILIL35,05714.2%−3.0 pts

337Scott County, ILIL4,86614.2%−2.0 pts

338Rush County, KSKS2,84514.2%−0.9 pts

339Grand Traverse County, MIMI96,72914.2%−0.6 pts

340Donley County, TXTX3,21314.2%+1.1 pts

341Coles County, ILIL46,60714.2%−2.2 pts

342Monroe County, NYNY750,50614.2%−2.4 pts

343Boone County, ARAR38,62814.2%−3.5 pts

344Union County, SDSD17,40214.2%−3.6 pts

345Laclede County, MOMO36,94314.2%+3.5 pts

346Custer County, COCO5,59014.2%−3.4 pts

347Calvert County, MDMD94,48414.2%−3.4 pts

348Levy County, FLFL48,52014.2%−1.5 pts

349South Central Connecticut Planning Region, CTCT578,74114.2%–

350Deschutes County, OROR213,07214.2%−1.2 pts

351Van Buren County, TNTN6,87414.2%+3.7 pts

352Moffat County, COCO13,12214.2%−0.8 pts

353Fayette County, IAIA19,04714.2%−0.4 pts

354Leon County, TXTX16,89414.2%−2.3 pts

355Wayne County, NYNY91,25014.2%−2.2 pts

356Greene County, PAPA33,88514.2%−4.9 pts

357Woodson County, KSKS3,11814.2%−5.0 pts

358Park County, COCO18,31414.1%−2.5 pts

359Howard County, NENE6,53814.1%+2.4 pts

360Grant County, KYKY26,18114.1%−3.9 pts

361Northeastern Connecticut Planning Region, CTCT98,09614.1%–

362Centre County, PAPA157,39314.1%+0.7 pts

363Teton County, WYWY23,33314.1%+1.1 pts

364Dawson County, MTMT8,69214.1%−1.4 pts

365Chautauqua County, KSKS3,32114.1%+0.4 pts

366Cloud County, KSKS8,83314.1%+2.7 pts

367Cameron County, PAPA4,21114.1%−0.3 pts

368Franklin County, MOMO108,09014.0%−1.8 pts

369Clinton County, OHOH42,30114.0%−1.3 pts

370Lake County, CACA67,77214.0%−4.0 pts

371Carbon County, MTMT11,46614.0%−2.2 pts

372Linn County, IAIA232,02814.0%−4.2 pts

373Champaign County, OHOH38,82014.0%−0.9 pts

374Stillwater County, MTMT9,44514.0%−0.2 pts

375Boone County, KYKY145,31614.0%−4.7 pts

376Indian River County, FLFL172,79914.0%−3.9 pts

377Sullivan County, NYNY80,58614.0%−5.6 pts

378Curry County, OROR22,62114.0%−0.1 pts

379Adams County, OHOH27,86514.0%−1.3 pts

380Johnson County, KSKS636,90614.0%−2.8 pts

381Spink County, SDSD6,15514.0%+4.0 pts

382Meade County, KYKY30,69913.9%−5.1 pts

383Coos County, NHNH31,34313.9%−2.9 pts

384Archuleta County, COCO14,30613.9%−0.3 pts

385Nelson County, VAVA14,92013.9%+1.9 pts

386Lewis County, NYNY26,47913.9%−2.9 pts

387Oconee County, SCSC83,77513.9%−0.1 pts

388Mahoning County, OHOH224,70613.9%−2.6 pts

389Franklin County, KSKS26,29913.9%−1.7 pts

390Adams County, IDID5,01313.9%−0.7 pts

391Baxter County, ARAR42,98213.9%−4.8 pts

392Lemhi County, IDID8,47413.9%+0.9 pts

393Towns County, GAGA13,28513.9%−2.5 pts

394Watauga County, NCNC54,78613.9%+0.4 pts

395Jackson County, KSKS13,43813.9%−2.0 pts

396Izard County, ARAR14,40513.8%−8.2 pts

397Humboldt County, IAIA9,40913.8%+2.8 pts

398Cheyenne County, COCO1,71313.8%−1.5 pts

399White County, GAGA29,80213.8%−0.7 pts

400Richland County, WIWI17,03613.8%−3.5 pts

401Piatt County, ILIL16,79113.8%+0.4 pts

402Greenwood County, KSKS5,82613.8%−2.9 pts

403Henderson County, ILIL5,98413.8%−0.7 pts

404Clermont County, OHOH216,97713.8%−4.3 pts

405Webster County, NENE3,33613.8%+3.4 pts

406Schuyler County, ILIL6,65713.8%+1.8 pts

407Pawnee County, NENE2,51013.8%−2.2 pts

408Knox County, ILIL47,76713.7%−1.1 pts

409Portage County, OHOH163,40413.7%−3.4 pts

410Holt County, NENE10,06713.7%−8.3 pts

411Lorain County, OHOH323,21913.7%−3.0 pts

412Fremont County, IAIA6,52213.7%−2.0 pts

413Crittenden County, KYKY8,80713.7%+0.7 pts

414Warren County, VAVA42,74013.7%−0.1 pts

415Goshen County, WYWY12,64013.7%−1.8 pts

416Cheboygan County, MIMI25,79313.7%+0.9 pts

417Pitkin County, COCO16,62513.7%−1.5 pts

418Whiteside County, ILIL54,12113.7%−1.8 pts

419Crawford County, KSKS39,00813.7%+3.8 pts

420White County, ILIL13,25013.7%−2.1 pts

421Hancock County, KYKY9,05013.7%+4.2 pts

422Pittsburg County, OKOK43,32013.7%−2.7 pts

423Ogle County, ILIL51,39913.7%−1.6 pts

424Gallatin County, MTMT128,74013.7%−4.4 pts

425White County, ININ25,16413.7%+0.4 pts

426Carbon County, WYWY14,01313.7%−0.7 pts

427Ray County, MOMO23,39813.7%−2.6 pts

428Carroll County, OHOH26,47513.6%−0.8 pts

429Pierce County, WIWI43,51913.6%−1.2 pts

430Hamilton County, ILIL7,85913.6%−7.0 pts

431Hampshire County, WVWV24,10513.6%+1.8 pts

432Washington County, OHOH58,38913.6%−3.1 pts

433Toole County, MTMT5,21113.6%−4.0 pts

434Citrus County, FLFL171,66613.6%−2.6 pts

435Edgar County, ILIL16,32313.6%−1.6 pts

436Williamson County, ILIL67,22513.6%−3.7 pts

437Iosco County, MIMI25,26613.6%−0.7 pts

438Caledonia County, VTVT30,41413.6%−3.1 pts

439St. Johns County, FLFL346,32813.6%−2.1 pts

440Oldham County, KYKY70,98613.6%−1.8 pts

441Belmont County, OHOH64,43413.6%−4.3 pts

442Jefferson County, KSKS18,29613.6%−5.1 pts

443Grundy County, TNTN14,11613.6%−3.7 pts

444Elk County, KSKS2,45813.6%+0.1 pts

445Berkeley County, WVWV139,52213.6%−1.2 pts

446Arlington County, VAVA243,93113.6%+0.1 pts

447Bureau County, ILIL32,51013.6%−0.2 pts

448Wabasha County, MNMN21,53713.6%−2.8 pts

449Pottawatomie County, KSKS27,18613.6%−4.5 pts

450Heard County, GAGA12,14913.5%+2.0 pts

451Santa Rosa County, FLFL211,11513.5%−2.9 pts

452Nevada County, CACA101,91113.5%−4.7 pts

453Macoupin County, ILIL43,74813.5%−2.7 pts

454York County, NENE14,56413.5%−1.6 pts

455Nowata County, OKOK9,52213.5%−5.3 pts

456Greene County, IAIA8,65813.5%−2.9 pts

457Lampasas County, TXTX23,65713.5%−0.1 pts

458Bradford County, PAPA59,60013.5%−3.0 pts

459La Crosse County, WIWI121,33913.5%−0.4 pts

460Elk County, PAPA29,92613.5%−2.0 pts

461Charlotte County, FLFL217,21213.5%−1.6 pts

462Coos County, OROR63,99213.5%+0.8 pts

463Pennington County, SDSD116,79213.5%−0.9 pts

464Morgan County, TNTN22,16013.5%−3.4 pts

465Fayette County, OHOH28,55213.5%+2.9 pts

466Taylor County, WVWV16,28713.5%−9.4 pts

467Gunnison County, COCO17,43913.5%−1.1 pts

468Floyd County, ININ82,15313.5%−1.6 pts

469Western Connecticut Planning Region, CTCT640,48213.4%–

470Grant County, WIWI52,44613.4%−3.0 pts

471Ellis County, OKOK3,61313.4%−4.1 pts

472Garrett County, MDMD28,37013.4%+2.1 pts

473Sharp County, ARAR18,12213.4%−4.0 pts

474Knox County, MEME41,11713.4%−5.5 pts

475Benzie County, MIMI18,56813.4%−3.0 pts

476Knott County, KYKY13,32113.4%+6.7 pts

477Harrison County, IAIA14,62313.4%−5.9 pts

478Frontier County, NENE2,65513.4%+0.3 pts

479Cullman County, ALAL94,00913.4%−5.4 pts

480Dearborn County, ININ51,60913.4%−5.8 pts

481Warren County, PAPA37,03813.4%−1.0 pts

482Natrona County, WYWY80,52613.4%−1.9 pts

483Jefferson County, COCO580,45113.4%−2.4 pts

484Walworth County, WIWI106,12713.4%−2.1 pts

485Summit County, OHOH538,37613.4%−2.0 pts

486Henry County, KYKY16,44713.3%+0.1 pts

487Madison County, ILIL263,11013.3%−1.5 pts

488Coshocton County, OHOH37,18813.3%−0.9 pts

489Iroquois County, ILIL26,15013.3%−0.8 pts

490San Juan County, WAWA18,57713.3%−0.8 pts

491Wood County, WVWV82,38513.3%−0.3 pts

492Shoshone County, IDID14,13013.3%−4.3 pts

493Crawford County, ARAR62,65713.3%−0.9 pts

494Bullitt County, KYKY86,45413.3%−1.7 pts

495Orleans County, NYNY39,82513.3%−4.2 pts

496Dade County, MOMO7,80413.3%−2.9 pts

497Fauquier County, VAVA76,50313.3%−1.9 pts

498Polk County, IAIA516,54613.3%−2.0 pts

499Clarion County, PAPA36,68013.3%−2.9 pts

500Martin County, ININ9,85613.3%−5.9 pts

SHOWING 1–500 OF 3,144

1 2 3 4 5 6 7

Download CSV (full list, 3,144 rows)

UPDATED 2026-08-08 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES

Frequently asked

Which county has the highest irish share?

Grant County, Nebraska ranks #1 with 27.8% (2024 American Community Survey).

What are the top 5 counties by irish share?

Grant County, Nebraska, Plymouth County, Massachusetts, Cape May County, New Jersey, Terrell County, Texas, Barnstable County, Massachusetts.

How many counties are in this ranking?

3,144 counties qualify after filtering for population minimums and data availability. The ranking covers 2024 ACS 5-year data.

How is irish share measured?

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