RANKING · 2020 CENSUS · 280 SHOWN OF 280

Largest Welsh population, Illinois cities · 2020

Illinois cities ranked by the number of residents who are Welsh ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 280 cities in Illinois that qualify, ranked against each other statewide. The median across all 280 is 64.

Welsh Americans: full group profile →

IllinoisAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPWELSH POPULATIONVS 2010

01Chicago, ILIL2,731,5857,108+20%

02Naperville, ILIL153,114834−2%

03Springfield, ILIL112,989716−18%

04Peoria, ILIL110,920648−3%

05Rockford, ILIL147,384577+1%

06Decatur, ILIL67,884550+49%

07Aurora, ILIL181,505521−45%

08Oak Park, ILIL52,823514+19%

09Joliet, ILIL152,241480+5%

10Edwardsville, ILIL26,463433+120%

11Wheaton, ILIL54,065416+10%

12Bloomington, ILIL78,804389−33%

13Normal, ILIL53,275373+9%

14Champaign, ILIL91,195362−16%

15Plainfield, ILIL50,043334+106%

16Elmhurst, ILIL46,111319+304%

17Palatine, ILIL65,842307+2%

18Evanston, ILIL76,380295−41%

19Arlington Heights, ILIL76,216292−21%

20Elgin, ILIL115,476288−15%

21Mattoon, ILIL16,667285+520%

22Glenview, ILIL47,711283+38%

23Belleville, ILIL40,237271−14%

24Quincy, ILIL38,918254+37%

25Manteno, ILIL9,201253+148%

26Washington, ILIL15,902238+82%

27Skokie, ILIL66,544230+87%

28DeKalb, ILIL40,467225+9%

29O'Fallon, ILIL32,656223+94%

30Urbana, ILIL39,719208+16%

31Godfrey, ILIL17,620208+2%

32Jacksonville, ILIL17,752201+145%

33Huntley, ILIL29,132199+116%

34East Moline, ILIL20,453195+73%

35Hoffman Estates, ILIL50,858195−1%

36Downers Grove, ILIL50,365187−18%

37Schaumburg, ILIL77,249180−30%

38Pekin, ILIL31,277179+67%

39Fairview Heights, ILIL16,175176−2%

40Wilmette, ILIL27,459174−36%

41Hillsboro, ILIL6,184173+409%

42Moline, ILIL42,362169+1%

43Algonquin, ILIL30,824169+445%

44Alton, ILIL25,013165+20%

45Granite City, ILIL26,807164−42%

46Harrisburg, ILIL7,922164+119%

47Morton, ILIL17,565161+44%

48Glen Ellyn, ILIL28,750155−42%

49Danville, ILIL28,138152−42%

50Fox Lake, ILIL10,849152+624%

51Northfield, ILIL5,6321520%

52Galesburg, ILIL28,581151−33%

53East Peoria, ILIL22,088148+106%

54Cary, ILIL17,932148+37%

55Charleston, ILIL17,466148+41%

56Darien, ILIL22,032146+57%

57Mount Prospect, ILIL55,395143−63%

58Glen Carbon, ILIL13,898142+137%

59Lombard, ILIL44,399142−35%

60St. Charles, ILIL33,594141−62%

61Crystal Lake, ILIL42,288139−57%

62River Forest, ILIL11,393138–

63Bartlett, ILIL40,855137−34%

64Lemont, ILIL18,513136+127%

65Monticello, ILIL6,080136+143%

66Winnetka, ILIL12,518130−36%

67Herrin, ILIL12,268129+29%

68Freeport, ILIL23,202126+14%

69Peoria Heights, ILIL5,767124+464%

70Marion, ILIL17,148123+86%

71Bolingbrook, ILIL74,803123−60%

72Chatham, ILIL14,579122+54%

73Western Springs, ILIL13,588120+208%

74Carterville, ILIL5,839120+155%

75Libertyville, ILIL20,701118−51%

76Hinsdale, ILIL17,573117+26%

77Batavia, ILIL26,586116−18%

78Waukegan, ILIL87,940115−20%

79Buffalo Grove, ILIL42,812115+51%

80Carbondale, ILIL21,811114+31%

81Sterling, ILIL14,394113+438%

82Canton, ILIL13,297112−44%

83McHenry, ILIL29,217111−58%

84Lake Forest, ILIL19,731109−38%

85Loves Park, ILIL23,712107−11%

86Park Ridge, ILIL38,463106−54%

87Mahomet, ILIL10,516105+163%

88Olney, ILIL8,347104+352%

89Villa Park, ILIL21,888103−45%

90Kewanee, ILIL12,115103+8%

91Geneva, ILIL21,138101−45%

92LaSalle, ILIL9,388101+910%

93Highland Park, ILIL30,76797+288%

94Bourbonnais, ILIL17,65896+55%

95Morton Grove, ILIL24,58294+395%

96Rock Island, ILIL36,22593−36%

97Forest Park, ILIL13,82992+64%

98Elburn, ILIL7,08491+296%

99La Grange, ILIL15,93591−15%

100Orland Hills, ILIL6,66389–

101Lincoln, ILIL12,98188−23%

102Lisle, ILIL23,43287−16%

103Roselle, ILIL22,75687+7%

104Du Quoin, ILIL5,56986–

105Elk Grove, ILIL31,88586−51%

106Tinley Park, ILIL55,14086−10%

107Lake in the Hills, ILIL28,59086−3%

108Waterloo, ILIL11,13284+200%

109Gurnee, ILIL30,45883−34%

110Wood River, ILIL10,22482+356%

111Channahon, ILIL14,53081+179%

112Roscoe, ILIL11,03480−23%

113Machesney Park, ILIL22,80578−17%

114Milan, ILIL5,02878+189%

115Northbrook, ILIL34,74478−61%

116Bloomingdale, ILIL22,47678−41%

117Woodstock, ILIL25,74077−55%

118Lincolnshire, ILIL7,96377+108%

119Collinsville, ILIL23,71776−68%

120Inverness, ILIL7,41876+591%

121Mount Vernon, ILIL14,18776−5%

122Savoy, ILIL9,11375+159%

123Brookfield, ILIL18,87975+1%

124Lindenhurst, ILIL14,81074−30%

125Monmouth, ILIL8,59974−8%

126Woodridge, ILIL34,02873−62%

127Lockport, ILIL27,82273+18%

128Murphysboro, ILIL6,97770+3%

129New Lenox, ILIL28,89370−11%

130Des Plaines, ILIL58,77269−61%

131Frankfort Square, ILIL9,56069+331%

132Westmont, ILIL24,15569+73%

133Sandwich, ILIL7,38068+42%

134Eureka, ILIL5,12968+127%

135Carol Stream, ILIL39,31567+10%

136Princeton, ILIL7,67466+200%

137Mascoutah, ILIL9,23965+141%

138Orland Park, ILIL57,95465−42%

139Lake Villa, ILIL8,69264+8%

140Antioch, ILIL15,00064−30%

141Chillicothe, ILIL6,03364−55%

142Lake Zurich, ILIL19,86863−3%

143South Beloit, ILIL7,99662+63%

144South Elgin, ILIL25,65662−3%

145Homer Glen, ILIL24,87361+336%

146Round Lake Beach, ILIL26,90261+190%

147Grayslake, ILIL21,14060+67%

148La Grange Park, ILIL13,45359+26%

149Campton Hills, ILIL10,89459−25%

150Wauconda, ILIL13,99357+16%

151Swansea, ILIL14,35655−15%

152Midlothian, ILIL13,841550%

153Carlinville, ILIL5,46555+400%

154Mendota, ILIL6,89454+38%

155Bethalto, ILIL9,20252+33%

156Gages Lake, ILIL10,81950−40%

157Bartonville, ILIL5,80450+22%

158Volo, ILIL6,80549+444%

159Harvard, ILIL9,50449+345%

160Shiloh, ILIL14,60448−67%

161Beach Park, ILIL14,114480%

162Rolling Meadows, ILIL23,69048−33%

163Taylorville, ILIL10,52246+142%

164Westchester, ILIL16,30046–

165Mundelein, ILIL32,68046−69%

166Belvidere, ILIL25,46246−39%

167Lincolnwood, ILIL13,03944+132%

168Romeoville, ILIL41,28144−57%

169Shorewood, ILIL18,53643−57%

170Greenville, ILIL7,46942−26%

171Montgomery, ILIL21,97842+147%

172Bradley, ILIL15,21442−28%

173Crest Hill, ILIL20,69541−45%

174Wilmington, ILIL5,61441+78%

175Cicero, ILIL81,85841−21%

176Dixon, ILIL14,58240−60%

177Glencoe, ILIL8,72440−17%

178Macomb, ILIL14,53040−65%

179Mokena, ILIL19,89740−61%

180Palos Hills, ILIL18,02840–

181Round Lake Park, ILIL7,84440+300%

182Willow Springs, ILIL5,78839+56%

183Oak Forest, ILIL26,79239−25%

184Benton, ILIL6,55838+3%

185Burbank, ILIL28,57838−69%

186Centralia, ILIL11,86338−73%

187Streamwood, ILIL38,27737−44%

188Deerfield, ILIL19,64236−58%

189Vernon Hills, ILIL26,82536−64%

190Yorkville, ILIL26,73036−66%

191Addison, ILIL35,75836−59%

192Sycamore, ILIL19,08335−43%

193Niles, ILIL30,44335+192%

194Silvis, ILIL7,97934+17%

195Evergreen Park, ILIL19,28334−75%

196Warrenville, ILIL15,21133+136%

197Lansing, ILIL28,06833+10%

198Clinton, ILIL6,78133−45%

199Rochelle, ILIL9,49833−20%

200Willowbrook, ILIL9,12632−52%

201Burr Ridge, ILIL11,17932+191%

202Carpentersville, ILIL37,04532−62%

203Chicago Ridge, ILIL14,03632+28%

204Homewood, ILIL18,77331−76%

205Mount Carmel, ILIL6,723310%

206Litchfield, ILIL6,59830+36%

207North Aurora, ILIL19,40630−19%

208Ottawa, ILIL18,68430−27%

209Park Forest, ILIL21,07930−14%

210Winfield, ILIL10,14629−78%

211Lake Bluff, ILIL5,56329−61%

212Effingham, ILIL12,40627–

213Columbia, ILIL10,86526−46%

214Itasca, ILIL9,48826−4%

215Grandwood Park, ILIL5,26225−22%

216West Chicago, ILIL25,29625−77%

217Lake Barrington, ILIL5,13025−4%

218Country Club Hills, ILIL16,21524+243%

219Hanover Park, ILIL36,56824−82%

220Riverside, ILIL8,93923−49%

221Frankfort, ILIL21,36522−86%

222Franklin Park, ILIL18,04522–

223West Frankfort, ILIL7,10522−61%

224Boulder Hill, ILIL8,98922−65%

225Palos Heights, ILIL12,08422−59%

226North Chicago, ILIL34,05021−88%

227Bensenville, ILIL18,52521−28%

228Troy, ILIL11,893200%

229Genoa, ILIL5,54720–

230Morris, ILIL14,66920−67%

231Winthrop Harbor, ILIL6,52519−70%

232Long Grove, ILIL8,34319−44%

233Pontoon Beach, ILIL5,88719+111%

234Rantoul, ILIL11,99119−47%

235Crete, ILIL8,34518+50%

236Kankakee, ILIL23,40018−88%

237Minooka, ILIL12,89918−42%

238Mount Zion, ILIL5,88018+64%

239Chester, ILIL6,84718−22%

240Vandalia, ILIL7,10817–

241West Dundee, ILIL8,57017−62%

242Johnsburg, ILIL6,44517−26%

243Lakemoor, ILIL6,44917–

244Steger, ILIL9,35216−33%

245Geneseo, ILIL6,50516−83%

246Glendale Heights, ILIL32,65516−24%

247River Grove, ILIL10,40916–

248Wheeling, ILIL38,39115−67%

249Marengo, ILIL7,73715−21%

250Melrose Park, ILIL23,93615−12%

251Blue Island, ILIL21,80515+114%

252Salem, ILIL7,03514−77%

253Jerseyville, ILIL8,40914−71%

254Bridgeview, ILIL16,52113−48%

255Sugar Grove, ILIL9,38112−54%

256Elmwood Park, ILIL23,67512−81%

257Highwood, ILIL5,32311–

258Berwyn, ILIL55,00111−83%

259Oswego, ILIL39,94811−85%

260South Holland, ILIL20,74910−60%

261Spring Valley, ILIL5,40810+67%

262Streator, ILIL12,19010−87%

263Island Lake, ILIL8,04710−93%

264Harvey, ILIL19,8499–

265Highland, ILIL10,0429−80%

266Barrington, ILIL10,58690%

267Poplar Grove, ILIL5,2069−76%

268Robinson, ILIL7,2839−80%

269Rockton, ILIL7,8709−78%

270Flossmoor, ILIL9,3588−58%

271Manhattan, ILIL10,9438−27%

272Paris, ILIL8,0268−71%

273Chicago Heights, ILIL26,5088−53%

274Braidwood, ILIL6,2597−83%

275Rock Falls, ILIL8,5217−53%

276Countryside, ILIL6,2606−83%

277Beardstown, ILIL5,6916–

278Pontiac, ILIL10,8065−86%

279Coal City, ILIL5,8315–

280Round Lake, ILIL18,5261−98%

SHOWING 1–280 OF 280

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS