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. The median across all 3,144 is 9.9%. Biggest climber in the top 100 since 2020: Edwards County, TX, up 2,660 places to #31.

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SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPIRISH SHAREVS 2010

USUnited States334,922,4999.4%–

01▲60Grant County, NENE56127.8%+4.0 pts

02Plymouth County, MAMA546,82927.6%−6.2 pts

03▼2Cape May County, NJNJ93,39027.1%−3.8 pts

04▲1,879Terrell County, TXTX70225.3%+9.9 pts

05▼2Barnstable County, MAMA233,53925.2%−1.8 pts

06▼1Silver Bow County, MTMT36,11824.8%−7.8 pts

07▲3Rockingham County, NHNH324,07724.7%−2.2 pts

08▼4Gloucester County, NJNJ312,63824.5%−3.9 pts

09▼3Norfolk County, MAMA739,74924.0%−7.7 pts

10▼2Rensselaer County, NYNY160,51023.7%−3.7 pts

11▼4Washington County, RIRI129,79523.6%−4.2 pts

12▲6Newport County, RIRI83,05123.5%−2.0 pts

13▲37Belknap County, NHNH65,14722.7%+2.0 pts

14▲2Saratoga County, NYNY241,34322.6%−1.4 pts

15▼4Delaware County, PAPA580,93722.2%−6.4 pts

16▼3Bucks County, PAPA647,82822.0%−4.8 pts

17▲144Hooker County, NENE68621.9%+4.1 pts

18▼9Lackawanna County, PAPA216,50221.9%−5.5 pts

19▲1Cayuga County, NYNY74,36521.8%−2.5 pts

20▲10Strafford County, NHNH135,04321.6%+1.9 pts

21▲47Thomas County, NENE63921.5%+5.2 pts

22▲56Palo Alto County, IAIA8,89921.3%+3.2 pts

23▲681Roberts County, TXTX86721.3%+5.8 pts

24▼2Sussex County, NJNJ148,06321.2%−6.0 pts

25▼4Warren County, NYNY65,02021.1%−2.4 pts

26▲36Monroe County, IAIA7,40621.1%+0.4 pts

27▼3Chester County, PAPA557,11620.8%−3.5 pts

28▼14Kent County, RIRI173,49520.6%−6.1 pts

29▼17Carroll County, NHNH52,78420.5%−4.2 pts

30▲1Stone County, ARAR12,70320.4%−2.5 pts

31▲2,660Edwards County, TXTX1,37020.3%+14.4 pts

32▲211McMullen County, TXTX54420.3%+4.7 pts

33▲1,684Haakon County, SDSD1,80220.2%+0.8 pts

34▲122Hamilton County, NYNY5,00620.2%−2.6 pts

35▲40Merrimack County, NHNH158,07820.2%−0.3 pts

36▼8Hillsborough County, NHNH433,41519.9%−3.0 pts

37▼18Deer Lodge County, MTMT9,70919.8%−6.4 pts

38▼23Pike County, PAPA62,80819.8%−2.6 pts

39▲27Washington County, NYNY59,35319.8%−2.2 pts

40▼23Greeley County, NENE2,15419.8%−11.8 pts

41▲17Hunterdon County, NJNJ131,78119.7%−3.8 pts

42▲192Greene County, NYNY47,23819.5%+1.1 pts

43▼7Susquehanna County, PAPA38,23719.5%−1.9 pts

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

45▼7Dubuque County, IAIA99,38119.4%−3.9 pts

46▼19Monmouth County, NJNJ651,03519.2%−4.2 pts

47▼22Dukes County, MAMA21,21919.2%+0.7 pts

48▲194Nantucket County, MAMA14,75819.2%+0.4 pts

49▲2Cumberland County, MEME317,22219.2%−2.0 pts

50▼3Butler County, PAPA200,16919.1%−2.6 pts

51▲70Jefferson County, MTMT13,32919.0%−0.1 pts

52▲20Essex County, NYNY36,43819.0%−3.2 pts

53▲1,029Hot Springs County, WYWY4,60019.0%+3.7 pts

54▲62Berkshire County, MAMA128,22419.0%−4.5 pts

55▼23Albany County, NYNY321,22518.9%−5.1 pts

56▼21Montgomery County, PAPA877,64318.9%−3.7 pts

57▲49Herkimer County, NYNY59,21918.9%−3.0 pts

58▲21York County, MEME222,43418.9%−0.5 pts

59▲77Jo Daviess County, ILIL21,59418.8%−0.9 pts

60▼20Essex County, MAMA826,65318.7%−4.6 pts

61Northwest Hills Planning Region, CTCT114,69018.7%–

62▲2Wayne County, PAPA51,70318.6%−5.6 pts

63▲106Windham County, VTVT45,20418.6%−3.2 pts

64▲10Bennington County, VTVT36,63018.6%−0.2 pts

65▲58Park County, MTMT18,21418.5%+2.3 pts

66▼6Gallatin County, ILIL4,61618.4%−4.5 pts

67▲114Gilchrist County, FLFL20,48818.4%+5.7 pts

68▲5Bristol County, RIRI50,00118.3%−3.8 pts

69▼14Middlesex County, MAMA1,669,97918.3%−5.2 pts

70▲17Chittenden County, VTVT169,11518.3%−0.8 pts

71▲106Sterling County, TXTX1,34918.3%+7.5 pts

72▲98Mineral County, COCO91018.2%+5.7 pts

73▲259Marion County, ARAR17,59318.2%−2.8 pts

74▲1,427Loup County, NENE57018.2%−4.0 pts

75▲5Madison County, MTMT10,02618.1%−0.7 pts

76▼9Delaware County, NYNY44,30518.1%−3.0 pts

77▼36Oswego County, NYNY118,56918.1%−4.8 pts

78▲62Ontario County, NYNY113,13017.9%−3.0 pts

79▲14Hampshire County, MAMA164,06517.9%−4.3 pts

80▲198Genesee County, NYNY58,41617.9%−1.2 pts

81▲46Lawrence County, PAPA83,91117.8%+0.5 pts

82▲12Rutland County, VTVT59,65317.8%−4.8 pts

83▼35Onondaga County, NYNY466,58417.7%−5.5 pts

84▲16Clear Creek County, COCO8,99417.7%+2.2 pts

85▼52Ulster County, NYNY183,33017.7%−3.4 pts

86▼52Putnam County, NYNY99,02817.6%−10.0 pts

87▲61Mariposa County, CACA16,91817.6%−4.3 pts

88▲4Carroll County, MDMD176,67717.6%−1.5 pts

89▼20Burlington County, NJNJ481,43917.6%−4.5 pts

90▲92Beaver County, PAPA166,03217.5%−1.6 pts

91▲74Tioga County, NYNY47,45317.4%−0.3 pts

92▼33Dutchess County, NYNY300,70817.4%−6.5 pts

93▲52Washington County, VTVT59,65217.4%+3.0 pts

94▲10Lake County, OHOH232,21717.3%−1.6 pts

95▲22Doddridge County, WVWV7,63417.3%+0.4 pts

96▼14Schoharie County, NYNY30,17617.2%−5.2 pts

97▲104Calaveras County, CACA46,60517.2%+0.2 pts

98▲27Harrison County, WVWV64,22117.2%−1.1 pts

99▼62Ocean County, NJNJ673,74617.2%−6.3 pts

100▲223Saline County, ILIL22,77217.2%−0.6 pts

101▼24Broome County, NYNY195,73617.2%−4.6 pts

102▼37Livingston County, NYNY61,43817.1%−5.8 pts

103▲298Rappahannock County, VAVA7,43917.1%−0.1 pts

104▲133Grafton County, NHNH93,22517.1%−1.6 pts

105▲2,708Camas County, IDID1,31617.1%+8.3 pts

106▼30Worcester County, MAMA888,50217.1%−5.1 pts

107▲1,099Box Butte County, NENE10,49417.1%+0.2 pts

108▲132Marion County, WVWV55,58417.1%−0.7 pts

109▲229Valley County, IDID12,83117.1%+4.2 pts

110▲175Kent County, MDMD19,56517.1%+1.5 pts

111▼28Newton County, ININ14,18817.0%+0.1 pts

112▲46Blair County, PAPA119,54117.0%−3.1 pts

113▼90Skagway, AKAK1,10417.0%−9.3 pts

114▲731Franklin County, FLFL13,02917.0%−1.8 pts

115▼62Hancock County, WVWV27,72916.9%−1.7 pts

116▲199Hancock County, MEME57,17116.9%+1.7 pts

117▼36Franklin County, MAMA70,69816.9%−3.0 pts

118▲23Allegheny County, PAPA1,225,03516.9%−3.4 pts

119▼90Warren County, NJNJ112,95316.9%−4.2 pts

120▼75Salem County, NJNJ66,28016.9%−3.7 pts

121▲1,135Shackelford County, TXTX3,19716.9%+5.8 pts

122▲499Custer County, SDSD9,43116.8%+3.7 pts

123▲145Columbiana County, OHOH99,37716.8%−0.9 pts

124▼61Columbia County, NYNY60,16816.8%−2.7 pts

125▲51Garfield County, NENE1,71016.8%+0.8 pts

126▼16Morris County, NJNJ524,25116.8%−3.6 pts

127▼29Bristol County, MAMA593,64016.8%−2.5 pts

128▲50Sussex County, DEDE277,14016.8%−1.1 pts

129▲71Venango County, PAPA49,34616.8%−1.1 pts

130▲19Madison County, NYNY67,12016.8%−2.2 pts

131▲245Marshall County, WVWV29,15916.7%−0.9 pts

132▲1,228Eureka County, NVNV1,86716.7%+5.3 pts

133▼87Meagher County, MTMT2,13716.7%+3.1 pts

134▲266Iowa County, IAIA16,50416.5%−1.4 pts

135▲4Kenton County, KYKY175,77916.5%−3.3 pts

136▼34Schuylkill County, PAPA145,08516.5%−3.0 pts

137▲48Gilpin County, COCO6,07316.5%+1.1 pts

138▲115Windsor County, VTVT57,31216.5%−0.8 pts

139▲281Wheatland County, MTMT2,10016.5%+5.0 pts

140▲178Madison County, IAIA17,27016.4%−3.4 pts

141▼34Cecil County, MDMD107,13116.4%−5.0 pts

142Jones County, IAIA21,25316.4%−1.9 pts

143▲36Talbot County, MDMD38,23816.4%−1.8 pts

144▼9Westmoreland County, PAPA349,32416.4%−1.6 pts

145▲197New Madrid County, MOMO15,08616.4%−0.9 pts

146▼33Broadwater County, MTMT8,49316.4%+0.9 pts

147▼13Armstrong County, PAPA63,69816.4%−3.0 pts

148▼11Clinton County, IAIA46,00216.4%−1.7 pts

149▲243Cortland County, NYNY45,85016.4%−1.4 pts

150▲631Montgomery County, MOMO11,59016.4%+4.5 pts

151▲229Grand Isle County, VTVT7,51116.3%+2.1 pts

152▲110Monona County, IAIA8,53916.3%−1.0 pts

153▲300Lexington, VAVA7,76916.2%+0.7 pts

154▲415Waldo County, MEME40,69316.2%−0.9 pts

155▲244Lee County, IAIA32,30616.2%0.0 pts

156▼28Chemung County, NYNY80,41516.2%−4.0 pts

157▼67Cattaraugus County, NYNY75,39016.2%−3.8 pts

158▲98Tuolumne County, CACA53,16016.2%+0.1 pts

159▼12Barbour County, WVWV15,41416.2%+2.6 pts

160▲12Washington County, PAPA210,80216.2%−2.8 pts

161▼49Suffolk County, NYNY1,546,09016.2%−6.8 pts

162▲198Gilliam County, OROR1,97116.1%+0.6 pts

163▼68LaSalle County, ILIL107,77316.1%−2.9 pts

164▲19St. Charles County, MOMO426,49916.1%−3.1 pts

165▲19Ohio County, WVWV40,49616.1%−3.1 pts

166▲8Steuben County, NYNY91,85516.0%−4.1 pts

167▲353Guernsey County, OHOH38,37916.0%+0.8 pts

168▼48Luzerne County, PAPA332,12616.0%−4.0 pts

169▼26Cambria County, PAPA128,96816.0%−2.5 pts

170▼44Lamoille County, VTVT26,29416.0%−0.5 pts

171▲44Wyoming County, NYNY39,74116.0%0.0 pts

172▲405Benton County, ININ8,88315.9%−1.0 pts

173▲327Jefferson County, WAWA33,97015.9%+2.0 pts

174▲118Blackford County, ININ11,73015.9%−0.8 pts

175▼21Schuyler County, NYNY16,92415.9%−2.1 pts

176▼17Seneca County, NYNY32,88315.9%−2.5 pts

177▼22Lewis and Clark County, MTMT75,33115.9%−3.4 pts

178▲47Jefferson County, NYNY111,54015.9%−4.3 pts

179▲30Wheeler County, OROR1,47215.9%−4.1 pts

180Fayette County, PAPA123,02115.9%−1.3 pts

181▲386Warren County, IAIA57,33115.8%−0.5 pts

182▼11Medina County, OHOH185,02515.8%−2.5 pts

183▲477San Miguel County, COCO7,75315.8%+1.6 pts

184▼16McHenry County, ILIL317,75115.8%−2.9 pts

185▲248Benton County, IAIA26,00415.8%−0.9 pts

186▼36Falls Church, VAVA15,15915.8%+1.5 pts

187▼98Camden County, NJNJ535,79915.7%−4.9 pts

188▲2,375Newton County, ARAR7,02615.7%+2.6 pts

189▼86Essex County, VTVT6,05115.7%−0.1 pts

190▲667Atchison County, MOMO5,17515.7%+0.6 pts

191▲69Brooke County, WVWV21,14215.7%−1.8 pts

192▲1,725Dundy County, NENE1,56815.7%+1.1 pts

193▲517Cotton County, OKOK5,43215.7%+3.1 pts

194▼80Schenectady County, NYNY162,58115.7%−1.8 pts

195▲1,492Transylvania County, NCNC34,21115.7%−1.6 pts

196▲95Lake County, OROR8,18715.7%−3.6 pts

197▼10Erie County, NYNY946,74115.7%−2.1 pts

198▲13Addison County, VTVT38,04815.7%−1.5 pts

199▲20Chenango County, NYNY45,71515.7%−1.0 pts

200▲44Atlantic County, NJNJ278,65715.6%−2.4 pts

201▲73Crawford County, MIMI13,72215.6%−2.5 pts

202▲2,116King County, TXTX19215.6%+1.0 pts

203▼149Mason County, TXTX3,99015.6%+1.5 pts

204▲948Lewis County, IDID3,70415.6%−0.9 pts

205▲28Randolph County, WVWV26,88215.6%−0.3 pts

206▲7Throckmorton County, TXTX1,55415.6%−2.0 pts

207▲973Wabaunsee County, KSKS7,01815.6%+1.1 pts

208▼4Kennebec County, MEME129,06715.5%−1.4 pts

209▲324Rock County, NENE1,25915.5%+3.1 pts

210▲165Otsego County, MIMI26,08015.5%−0.8 pts

211▼126Cheshire County, NHNH78,26915.5%−3.7 pts

212▼22Campbell County, KYKY95,44115.5%−2.9 pts

213▲2,122Prairie County, ARAR7,92315.5%+4.3 pts

214▲230Garden County, NENE1,80415.4%−3.1 pts

215▲194Athens County, OHOH63,19715.4%+1.4 pts

216▼21Penobscot County, MEME157,96715.4%−1.8 pts

217▼14Marshall County, ILIL11,47315.4%−1.3 pts

218▲21Scott County, IAIA175,25915.4%−1.0 pts

219▲232Somerset County, MEME51,62015.4%−0.5 pts

220▼121Judith Basin County, MTMT2,16215.4%−0.8 pts

221▼55Jefferson County, OHOH63,59715.4%−1.8 pts

222▲145Meigs County, TNTN14,18615.3%−4.7 pts

223▲43Clinton County, NYNY78,13815.3%−1.0 pts

224▲34Lee County, ILIL32,91415.3%−3.4 pts

225▲73Buchanan County, IAIA20,88315.3%−4.1 pts

226▲329Dallas County, IAIA118,45715.3%−0.6 pts

227▲66Braxton County, WVWV11,88515.3%+0.3 pts

228▲47Jackson County, IAIA19,28815.3%−0.9 pts

229▲41Missoula County, MTMT123,51315.3%−2.5 pts

230▼144Otsego County, NYNY60,58915.3%−3.6 pts

231▲641Albany County, WYWY38,55815.3%0.0 pts

232▼5Van Buren County, ARAR16,23815.2%−5.3 pts

233▲108DeKalb County, ILIL101,83515.2%−2.3 pts

234▲73Hickory County, MOMO9,04415.2%−0.4 pts

235▲19Lafayette County, WIWI17,47815.2%−6.1 pts

236▼47Oxford County, MEME60,34615.2%+0.4 pts

237▲299Geauga County, OHOH95,67615.2%−2.0 pts

238▼150Franklin County, NYNY46,50015.2%−3.0 pts

239▼115Allamakee County, IAIA14,23815.1%−3.6 pts

240▼109Allegany County, NYNY46,80015.1%−3.9 pts

241▲16Chugach Census Area, AKAK6,55315.1%–

242▲98Polk County, TNTN18,59215.1%−5.7 pts

243▲71Charlevoix County, MIMI26,03615.1%−1.6 pts

244▼87Wyoming County, PAPA25,79015.0%−4.8 pts

245▼193Powell County, MTMT7,15715.0%−4.1 pts

246▼23Crawford County, PAPA81,79215.0%−3.0 pts

247▲271La Plata County, COCO56,89815.0%−0.4 pts

248▲102Atchison County, KSKS16,17215.0%−4.4 pts

249▲851Phillips County, MTMT4,20315.0%+1.6 pts

250▼149Upshur County, WVWV23,75815.0%+4.4 pts

251▼122Iowa County, WIWI23,95115.0%−3.8 pts

252▲491Brunswick County, NCNC174,70215.0%+1.3 pts

253▲2Carbon County, PAPA65,86815.0%−1.4 pts

254▲487Shelby County, KYKY51,24315.0%−0.2 pts

255▼14Orange County, VAVA40,08315.0%−0.3 pts

256▼104Fall River County, SDSD7,46715.0%+2.4 pts

257▲1,704Union County, IAIA11,82915.0%−1.6 pts

258▲625Sioux County, NENE1,18814.9%−6.9 pts

259▲105Sagadahoc County, MEME37,97914.9%−1.9 pts

260▼10Queen Anne's County, MDMD54,44814.9%−7.4 pts

261▲386Lucas County, IAIA8,84714.9%−1.7 pts

262▲2,781Glasscock County, TXTX1,12814.9%+6.8 pts

263▲85Sumter County, FLFL157,77214.9%−1.3 pts

264▲238Franklin County, VTVT51,17714.9%−1.3 pts

265▼30Harford County, MDMD266,44614.9%−4.9 pts

266▲17Porter County, ININ176,04914.9%−3.7 pts

267▲307Lincoln County, MOMO66,67614.8%−3.3 pts

268▲128Oneida County, NYNY226,39214.8%−4.7 pts

269▲66Livingston County, MIMI197,31514.8%−2.8 pts

270▼18Niagara County, NYNY208,91214.8%−3.5 pts

271▼162Kiowa County, COCO1,41214.8%+5.9 pts

272▲113St. Lawrence County, NYNY105,48814.8%−2.9 pts

273▼10Madison County, OHOH46,98514.8%−1.7 pts

274▼82Martin County, FLFL166,27214.8%−1.6 pts

275▲251New Castle County, DEDE588,02614.8%−4.4 pts

276▲189Fulton County, NYNY52,21614.7%−3.5 pts

277▼55Dixon County, NENE5,60214.7%−1.7 pts

278Southeastern Connecticut Planning Region, CTCT284,01514.7%–

279▲1,139Boyd County, NENE1,67414.7%−2.4 pts

280▲290Lincoln County, NENE33,30314.7%−1.5 pts

281▲280Yancey County, NCNC19,08414.7%+4.6 pts

282▲1,333Pope County, ILIL3,67214.7%−4.5 pts

283▲200Alcona County, MIMI10,55614.7%+1.5 pts

284▼109Piscataquis County, MEME17,40914.7%−1.9 pts

285▲668Prairie County, MTMT1,11214.6%+2.9 pts

286▲156Clinton County, MOMO21,66114.6%−3.7 pts

287▲752Williamsburg, VAVA15,86114.6%−0.1 pts

288▲2,163Garfield County, MTMT1,14814.6%−2.3 pts

289▼170Lincoln County, MEME36,59514.6%−3.1 pts

290▲261Greer County, OKOK5,37314.6%−3.7 pts

291▲942Pendleton County, KYKY14,80014.6%−4.7 pts

292▼11Jefferson County, MOMO233,13214.6%−4.1 pts

293▲618McMinn County, TNTN57,40414.6%−0.3 pts

294▼21Delaware County, OHOH242,03214.6%−1.7 pts

295▲78Androscoggin County, MEME116,48714.6%−0.9 pts

296▲211Amador County, CACA41,87614.6%−4.0 pts

297▲303Johnson County, IAIA160,04414.5%−3.1 pts

298▼190Garvin County, OKOK26,37714.5%+8.4 pts

299▼103Mercer County, PAPA107,86014.5%−2.3 pts

300▲82Hinsdale County, COCO75314.5%+1.4 pts

301▼258Sullivan County, PAPA5,85614.5%−6.1 pts

302▲579Custer County, NENE10,50014.5%−2.0 pts

303▲744Clarke County, VAVA15,60914.5%−1.8 pts

304▲40Jefferson County, WVWV63,10214.5%+2.4 pts

305▲425Camden County, GAGA60,14314.5%+3.9 pts

306▲200Erie County, OHOH73,29614.5%−0.7 pts

307▼100Beaverhead County, MTMT10,04314.4%−1.0 pts

308▲120Yavapai County, AZAZ252,55214.4%−1.6 pts

309▼252Crawford County, WIWI15,91014.4%−2.1 pts

310▲2,241Calhoun County, ARAR4,63214.4%+0.3 pts

311▼144Dade County, GAGA16,15414.4%−3.8 pts

312▲37McLean County, ILIL171,41914.4%−1.0 pts

313▼222Grundy County, ILIL54,05214.4%−8.6 pts

314▲313Sitka, AKAK8,31914.4%+2.9 pts

315▲521Pickaway County, OHOH62,97814.4%−0.6 pts

316▼178Worcester County, MDMD54,45914.4%−3.8 pts

317▼8Shiawassee County, MIMI67,68114.4%−1.0 pts

318▲162Monroe County, PAPA167,17914.3%−2.7 pts

319▲635Craig County, OKOK14,51814.3%−2.5 pts

320▼92Delaware County, IAIA17,67414.3%−3.0 pts

321▼135McKean County, PAPA38,98414.3%−2.9 pts

322▼96Adams County, IAIA3,61714.3%−1.6 pts

323▲367Guthrie County, IAIA10,78214.3%+1.0 pts

324▲269Warrick County, ININ66,80314.3%−1.1 pts

325▲118Cedar County, IAIA18,35914.3%+0.3 pts

326▼20Roger Mills County, OKOK3,25914.3%−7.5 pts

327▲188Huntingdon County, PAPA43,00114.3%−2.5 pts

328▲19Franklin County, MEME30,82414.3%+0.1 pts

329▲89Calhoun County, WVWV5,97814.3%−7.0 pts

330▲266Douglas County, KSKS120,92014.3%−1.9 pts

331▲637Coal County, OKOK5,43614.3%−1.5 pts

332▲259Ashtabula County, OHOH96,71314.3%−1.5 pts

333▲473Louisa County, VAVA42,92414.3%+3.8 pts

334▲36Jackson County, MIMI159,55214.2%−0.9 pts

335▼34Miami County, KSKS36,24014.2%−4.2 pts

336▼218Livingston County, ILIL35,05714.2%−3.0 pts

337▲739Scott County, ILIL4,86614.2%−2.0 pts

338▲1,876Rush County, KSKS2,84514.2%−0.9 pts

339▲72Grand Traverse County, MIMI96,72914.2%−0.6 pts

340▲141Donley County, TXTX3,21314.2%+1.1 pts

341▲347Coles County, ILIL46,60714.2%−2.2 pts

342▲93Monroe County, NYNY750,50614.2%−2.4 pts

343▼125Boone County, ARAR38,62814.2%−3.5 pts

344▲657Union County, SDSD17,40214.2%−3.6 pts

345▲178Laclede County, MOMO36,94314.2%+3.5 pts

346▲298Custer County, COCO5,59014.2%−3.4 pts

347▼39Calvert County, MDMD94,48414.2%−3.4 pts

348▲717Levy County, FLFL48,52014.2%−1.5 pts

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

350▲40Deschutes County, OROR213,07214.2%−1.2 pts

351▲934Van Buren County, TNTN6,87414.2%+3.7 pts

352▲86Moffat County, COCO13,12214.2%−0.8 pts

353▲45Fayette County, IAIA19,04714.2%−0.4 pts

354▼85Leon County, TXTX16,89414.2%−2.3 pts

355▼108Wayne County, NYNY91,25014.2%−2.2 pts

356▲7Greene County, PAPA33,88514.2%−4.9 pts

357▲762Woodson County, KSKS3,11814.2%−5.0 pts

358▲1,500Park County, COCO18,31414.1%−2.5 pts

359▲318Howard County, NENE6,53814.1%+2.4 pts

360▼96Grant County, KYKY26,18114.1%−3.9 pts

361Northeastern Connecticut Planning Region, CTCT98,09614.1%–

362▲417Centre County, PAPA157,39314.1%+0.7 pts

363▼27Teton County, WYWY23,33314.1%+1.1 pts

364▼6Dawson County, MTMT8,69214.1%−1.4 pts

365▲296Chautauqua County, KSKS3,32114.1%+0.4 pts

366▼72Cloud County, KSKS8,83314.1%+2.7 pts

367▲1,381Cameron County, PAPA4,21114.1%−0.3 pts

368▼66Franklin County, MOMO108,09014.0%−1.8 pts

369▲392Clinton County, OHOH42,30114.0%−1.3 pts

370▲1,084Lake County, CACA67,77214.0%−4.0 pts

371▲861Carbon County, MTMT11,46614.0%−2.2 pts

372▲21Linn County, IAIA232,02814.0%−4.2 pts

373▼94Champaign County, OHOH38,82014.0%−0.9 pts

374▲775Stillwater County, MTMT9,44514.0%−0.2 pts

375▼163Boone County, KYKY145,31614.0%−4.7 pts

376▲135Indian River County, FLFL172,79914.0%−3.9 pts

377▼175Sullivan County, NYNY80,58614.0%−5.6 pts

378▲38Curry County, OROR22,62114.0%−0.1 pts

379▲1,566Adams County, OHOH27,86514.0%−1.3 pts

380▼14Johnson County, KSKS636,90614.0%−2.8 pts

381▲450Spink County, SDSD6,15514.0%+4.0 pts

382▼188Meade County, KYKY30,69913.9%−5.1 pts

383▼153Coos County, NHNH31,34313.9%−2.9 pts

384▼22Archuleta County, COCO14,30613.9%−0.3 pts

385▲2,271Nelson County, VAVA14,92013.9%+1.9 pts

386▼40Lewis County, NYNY26,47913.9%−2.9 pts

387▲160Oconee County, SCSC83,77513.9%−0.1 pts

388▼37Mahoning County, OHOH224,70613.9%−2.6 pts

389▼92Franklin County, KSKS26,29913.9%−1.7 pts

390▲83Adams County, IDID5,01313.9%−0.7 pts

391▲233Baxter County, ARAR42,98213.9%−4.8 pts

392▲789Lemhi County, IDID8,47413.9%+0.9 pts

393▼260Towns County, GAGA13,28513.9%−2.5 pts

394▲816Watauga County, NCNC54,78613.9%+0.4 pts

395▲389Jackson County, KSKS13,43813.9%−2.0 pts

396▼325Izard County, ARAR14,40513.8%−8.2 pts

397▲401Humboldt County, IAIA9,40913.8%+2.8 pts

398▲225Cheyenne County, COCO1,71313.8%−1.5 pts

399▼70White County, GAGA29,80213.8%−0.7 pts

400▼112Richland County, WIWI17,03613.8%−3.5 pts

401▼129Piatt County, ILIL16,79113.8%+0.4 pts

402▼103Greenwood County, KSKS5,82613.8%−2.9 pts

403▲612Henderson County, ILIL5,98413.8%−0.7 pts

404▲51Clermont County, OHOH216,97713.8%−4.3 pts

405▲985Webster County, NENE3,33613.8%+3.4 pts

406▲463Schuyler County, ILIL6,65713.8%+1.8 pts

407▲454Pawnee County, NENE2,51013.8%−2.2 pts

408▼81Knox County, ILIL47,76713.7%−1.1 pts

409▼247Portage County, OHOH163,40413.7%−3.4 pts

410▼266Holt County, NENE10,06713.7%−8.3 pts

411▲11Lorain County, OHOH323,21913.7%−3.0 pts

412▲294Fremont County, IAIA6,52213.7%−2.0 pts

413▼56Crittenden County, KYKY8,80713.7%+0.7 pts

414▲46Warren County, VAVA42,74013.7%−0.1 pts

415▲90Goshen County, WYWY12,64013.7%−1.8 pts

416▲3Cheboygan County, MIMI25,79313.7%+0.9 pts

417▲275Pitkin County, COCO16,62513.7%−1.5 pts

418▲298Whiteside County, ILIL54,12113.7%−1.8 pts

419▼4Crawford County, KSKS39,00813.7%+3.8 pts

420▼48White County, ILIL13,25013.7%−2.1 pts

421▲111Hancock County, KYKY9,05013.7%+4.2 pts

422▼269Pittsburg County, OKOK43,32013.7%−2.7 pts

423▲46Ogle County, ILIL51,39913.7%−1.6 pts

424▲53Gallatin County, MTMT128,74013.7%−4.4 pts

425▲617White County, ININ25,16413.7%+0.4 pts

426▼65Carbon County, WYWY14,01313.7%−0.7 pts

427▲172Ray County, MOMO23,39813.7%−2.6 pts

428▲145Carroll County, OHOH26,47513.6%−0.8 pts

429▲81Pierce County, WIWI43,51913.6%−1.2 pts

430▲225Hamilton County, ILIL7,85913.6%−7.0 pts

431▲127Hampshire County, WVWV24,10513.6%+1.8 pts

432▲297Washington County, OHOH58,38913.6%−3.1 pts

433▲213Toole County, MTMT5,21113.6%−4.0 pts

434▼43Citrus County, FLFL171,66613.6%−2.6 pts

435▼41Edgar County, ILIL16,32313.6%−1.6 pts

436▲378Williamson County, ILIL67,22513.6%−3.7 pts

437▲575Iosco County, MIMI25,26613.6%−0.7 pts

438▲33Caledonia County, VTVT30,41413.6%−3.1 pts

439▲300St. Johns County, FLFL346,32813.6%−2.1 pts

440▲50Oldham County, KYKY70,98613.6%−1.8 pts

441▼138Belmont County, OHOH64,43413.6%−4.3 pts

442▲14Jefferson County, KSKS18,29613.6%−5.1 pts

443▲101Grundy County, TNTN14,11613.6%−3.7 pts

444▲771Elk County, KSKS2,45813.6%+0.1 pts

445▼117Berkeley County, WVWV139,52213.6%−1.2 pts

446▲342Arlington County, VAVA243,93113.6%+0.1 pts

447▲255Bureau County, ILIL32,51013.6%−0.2 pts

448▼14Wabasha County, MNMN21,53713.6%−2.8 pts

449▼75Pottawatomie County, KSKS27,18613.6%−4.5 pts

450▲734Heard County, GAGA12,14913.5%+2.0 pts

451▲339Santa Rosa County, FLFL211,11513.5%−2.9 pts

452▲494Nevada County, CACA101,91113.5%−4.7 pts

453▲571Macoupin County, ILIL43,74813.5%−2.7 pts

454▲209York County, NENE14,56413.5%−1.6 pts

455▼371Nowata County, OKOK9,52213.5%−5.3 pts

456▼61Greene County, IAIA8,65813.5%−2.9 pts

457▲766Lampasas County, TXTX23,65713.5%−0.1 pts

458▼139Bradford County, PAPA59,60013.5%−3.0 pts

459▲34La Crosse County, WIWI121,33913.5%−0.4 pts

460▲199Elk County, PAPA29,92613.5%−2.0 pts

461▲368Charlotte County, FLFL217,21213.5%−1.6 pts

462▲587Coos County, OROR63,99213.5%+0.8 pts

463▲223Pennington County, SDSD116,79213.5%−0.9 pts

464▲156Morgan County, TNTN22,16013.5%−3.4 pts

465▲873Fayette County, OHOH28,55213.5%+2.9 pts

466▲4Taylor County, WVWV16,28713.5%−9.4 pts

467▼155Gunnison County, COCO17,43913.5%−1.1 pts

468▲78Floyd County, ININ82,15313.5%−1.6 pts

469Western Connecticut Planning Region, CTCT640,48213.4%–

470▲300Grant County, WIWI52,44613.4%−3.0 pts

471▲77Ellis County, OKOK3,61313.4%−4.1 pts

472▼183Garrett County, MDMD28,37013.4%+2.1 pts

473▼130Sharp County, ARAR18,12213.4%−4.0 pts

474▼8Knox County, MEME41,11713.4%−5.5 pts

475▲210Benzie County, MIMI18,56813.4%−3.0 pts

476▲518Knott County, KYKY13,32113.4%+6.7 pts

477▼216Harrison County, IAIA14,62313.4%−5.9 pts

478▲788Frontier County, NENE2,65513.4%+0.3 pts

479▼18Cullman County, ALAL94,00913.4%−5.4 pts

480▼2Dearborn County, ININ51,60913.4%−5.8 pts

481▼45Warren County, PAPA37,03813.4%−1.0 pts

482▲134Natrona County, WYWY80,52613.4%−1.9 pts

483▲173Jefferson County, COCO580,45113.4%−2.4 pts

484▲46Walworth County, WIWI106,12713.4%−2.1 pts

485▲112Summit County, OHOH538,37613.4%−2.0 pts

486▲99Henry County, KYKY16,44713.3%+0.1 pts

487▲175Madison County, ILIL263,11013.3%−1.5 pts

488▼56Coshocton County, OHOH37,18813.3%−0.9 pts

489▼165Iroquois County, ILIL26,15013.3%−0.8 pts

490▲150San Juan County, WAWA18,57713.3%−0.8 pts

491▲143Wood County, WVWV82,38513.3%−0.3 pts

492▼115Shoshone County, IDID14,13013.3%−4.3 pts

493▲755Crawford County, ARAR62,65713.3%−0.9 pts

494▼138Bullitt County, KYKY86,45413.3%−1.7 pts

495▼287Orleans County, NYNY39,82513.3%−4.2 pts

496▲1,103Dade County, MOMO7,80413.3%−2.9 pts

497▲410Fauquier County, VAVA76,50313.3%−1.9 pts

498▲169Polk County, IAIA516,54613.3%−2.0 pts

499▼240Clarion County, PAPA36,68013.3%−2.9 pts

500▲49Martin County, ININ9,85613.3%−5.9 pts

SHOWING 1–500 OF 3,144

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Download CSV (full list, 3,144 rows)

UPDATED 2026-09-11 · 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).