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RANKING · 2024 ACS · 65 SHOWN OF 65

Largest Spaniard population, Illinois counties

Illinois counties ranked by the number of residents who are Spaniard origin, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 65 counties in Illinois that qualify, ranked against each other statewide. The median across all 65 is 35. Biggest climber in the top 100 since 2020: Henry County, IL, up 23 places to #28.

Spaniard Americans: full group profile →
SAME RANKING BYCitiesStatesMetros
Largest Spaniard population by state
RANKPLACESTATEPOPSPANIARD POPULATIONVS 2010
01Cook County, ILIL5,194,6259,368+97%
02▲1Will County, ILIL712,2532,220+253%
03▲3Lake County, ILIL719,3391,747+154%
04▼2DuPage County, ILIL934,2981,340+39%
05▲4Champaign County, ILIL209,9721,098+1120%
06▼2Kane County, ILIL525,757965+12%
07Winnebago County, ILIL283,674536+59%
08▼3McHenry County, ILIL317,751496+53%
09▲1Rock Island County, ILIL141,869365+453%
10▼2St. Clair County, ILIL250,708270+39%
11Madison County, ILIL263,110270+148%
12▲14Kendall County, ILIL145,470247+127%
13▲8Boone County, ILIL53,568185–
14▲2Whiteside County, ILIL54,121181+207%
15▲16LaSalle County, ILIL107,773139+309%
16▲6DeKalb County, ILIL101,835137+169%
17▼4McLean County, ILIL171,419109+10%
18▲6Tazewell County, ILIL130,049104+300%
19▲9Morgan County, ILIL32,51595+400%
20▲3Ogle County, ILIL51,39992+88%
21▲11Knox County, ILIL47,76791+810%
22▼8Sangamon County, ILIL194,17088+49%
23Piatt County, ILIL16,79184–
24▲3Logan County, ILIL27,18282+720%
25▼10Peoria County, ILIL178,55372−61%
26Livingston County, ILIL35,05769+886%
27Monroe County, ILIL34,84050+92%
28▲23Henry County, ILIL48,09549+113%
29▲5Ford County, ILIL13,21647–
30▲23Randolph County, ILIL29,92147–
31▼14Jefferson County, ILIL36,14743+378%
32▼14Kankakee County, ILIL105,52538−66%
33▲13Saline County, ILIL22,77235–
34▼15Jackson County, ILIL52,50132−43%
35▲17Johnson County, ILIL13,36330–
36▼11Clinton County, ILIL37,12828−30%
37De Witt County, ILIL15,11828–
38Macoupin County, ILIL43,74826−53%
39Christian County, ILIL33,44318+80%
40Iroquois County, ILIL26,15018+125%
41Marion County, ILIL36,38217–
42Schuyler County, ILIL6,65716–
43▼13Stephenson County, ILIL43,22016−33%
44▼24Macon County, ILIL99,30015−67%
45▼7Union County, ILIL16,65615–
46▼34Vermilion County, ILIL71,25915–
47Crawford County, ILIL18,64811–
48▼12Bureau County, ILIL32,51011−86%
49Edgar County, ILIL16,32310–
50Lawrence County, ILIL13,7909–
51▼14Grundy County, ILIL54,0529−91%
52Cumberland County, ILIL10,2088–
53▼4Douglas County, ILIL19,8808–
54Franklin County, ILIL36,9168–
55▼13Lee County, ILIL32,9148−83%
56▼11Putnam County, ILIL5,6198–
57▼10Washington County, ILIL13,5648−53%
58▼29Williamson County, ILIL67,2256−85%
59▼15Hancock County, ILIL16,8035–
60Scott County, ILIL4,8664–
61White County, ILIL13,2503–
62▼12Greene County, ILIL11,3132–
63▼30McDonough County, ILIL25,9162−67%
64Mercer County, ILIL15,22920%
65▼25Carroll County, ILIL15,4191–
SHOWING 1–65 OF 65

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES