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RANKING · 2024 ACS · 102 SHOWN OF 102

Highest Black population share, Illinois counties

Illinois counties ranked by the share of all residents who are Black or African American (2024 American Community Survey). A concentration measure: Black residents as a percentage of total population. This list covers the 102 counties in Illinois that qualify, ranked against each other statewide. The median across all 102 is 2.7%. Biggest climber in the top 100 since 2020: Calhoun County, IL, up 43 places to #57.

Highest Black population share by state
All USAlaskaAlabamaArkansasArizonaCaliforniaColoradoFloridaGeorgiaIowaIdahoIllinoisIndianaKansasKentuckyLouisianaMassachusettsMarylandMaineMichiganMinnesotaMissouriMississippiMontanaNorth CarolinaNorth DakotaNebraskaNew HampshireNew JerseyNew MexicoNevadaNew YorkOhioOklahomaOregonPennsylvaniaSouth CarolinaSouth DakotaTennesseeTexasUtahVirginiaVermontWashingtonWisconsinWest VirginiaWyoming
RANKPLACESTATEPOPBLACKVS 2000
01▲2Pulaski County, ILIL4,82033.6%+3.0 pts
02▼1Alexander County, ILIL4,57032.9%−1.9 pts
03▼1St. Clair County, ILIL250,70827.7%−0.9 pts
04Cook County, ILIL5,194,62521.8%−4.0 pts
05▲2Brown County, ILIL6,40117.8%−0.3 pts
06▼1Peoria County, ILIL178,55317.2%+1.3 pts
07▼1Macon County, ILIL99,30016.2%+2.3 pts
08▲2Vermilion County, ILIL71,25914.7%+4.2 pts
09▼1Kankakee County, ILIL105,52514.3%−1.1 pts
10▼1Jackson County, ILIL52,50113.9%+1.0 pts
11Champaign County, ILIL209,97213.4%+2.3 pts
12▲1Sangamon County, ILIL194,17012.5%+2.9 pts
13▼1Winnebago County, ILIL283,67411.6%+1.1 pts
14Will County, ILIL712,25311.6%+1.2 pts
15Rock Island County, ILIL141,86910.9%+3.5 pts
16▲1Stephenson County, ILIL43,2208.5%+0.8 pts
17▲5McLean County, ILIL171,4198.4%+2.3 pts
18▲5Randolph County, ILIL29,9218.2%−1.1 pts
19▲1Knox County, ILIL47,7678.0%+1.8 pts
20▼4Johnson County, ILIL13,3637.8%−6.4 pts
21▼3Madison County, ILIL263,1107.7%+0.4 pts
22▲2Perry County, ILIL20,1607.6%−0.4 pts
23▲3Kendall County, ILIL145,4707.6%+6.3 pts
24▼3DeKalb County, ILIL101,8356.8%+2.2 pts
25▲4Massac County, ILIL13,5026.4%+1.0 pts
26▲1Lake County, ILIL719,3396.3%−0.4 pts
27▼8Lawrence County, ILIL13,7906.2%+5.4 pts
28Bond County, ILIL16,9596.1%−1.2 pts
29▼4Jefferson County, ILIL36,1475.8%−1.9 pts
30▲1McDonough County, ILIL25,9165.6%+2.2 pts
31▲3Logan County, ILIL27,1825.4%−1.2 pts
32▲1Lee County, ILIL32,9145.3%+0.4 pts
33▼3Morgan County, ILIL32,5154.9%−0.5 pts
34▲2DuPage County, ILIL934,2984.8%+1.9 pts
35▲26Pope County, ILIL3,6724.8%+1.2 pts
36▼1Kane County, ILIL525,7574.7%−0.8 pts
37▲2Williamson County, ILIL67,2254.3%+1.8 pts
38▼6Cass County, ILIL12,4634.0%+3.7 pts
39▼1Carroll County, ILIL15,4193.9%+3.4 pts
40Schuyler County, ILIL6,6573.7%+3.5 pts
41▼4Coles County, ILIL46,6073.6%+1.3 pts
42▲4Crawford County, ILIL18,6483.4%−1.1 pts
43▲6Livingston County, ILIL35,0573.4%−1.7 pts
44▲3Montgomery County, ILIL28,0763.3%−0.4 pts
45▼2Fayette County, ILIL20,7903.2%−1.6 pts
46▲2Clinton County, ILIL37,1283.1%−0.8 pts
47▲3Saline County, ILIL22,7723.1%−0.9 pts
48▼7Marion County, ILIL36,3822.9%−0.9 pts
49▼7Adams County, ILIL64,2672.8%−0.2 pts
50▼5Fulton County, ILIL32,9012.8%−0.8 pts
51▼7Warren County, ILIL16,2222.7%+1.1 pts
52▼1LaSalle County, ILIL107,7732.5%+1.0 pts
53▼1Boone County, ILIL53,5682.3%+1.4 pts
54Grundy County, ILIL54,0522.3%+2.1 pts
55▲4Christian County, ILIL33,4432.1%0.0 pts
56▲2Tazewell County, ILIL130,0491.6%+0.7 pts
57▲43Calhoun County, ILIL4,3001.5%+1.5 pts
58▲4Macoupin County, ILIL43,7481.5%+0.7 pts
59▼3McHenry County, ILIL317,7511.4%+0.9 pts
60▲35Hardin County, ILIL3,5881.4%−1.4 pts
61▲32Stark County, ILIL5,3191.2%+1.2 pts
62▲29Douglas County, ILIL19,8801.2%+0.9 pts
63▲14Piatt County, ILIL16,7911.2%+1.0 pts
64▲7Washington County, ILIL13,5641.2%+0.9 pts
65▼5Ogle County, ILIL51,3991.2%+0.8 pts
66▼11Whiteside County, ILIL54,1211.2%+0.3 pts
67▲9Gallatin County, ILIL4,6161.1%+0.9 pts
68▲4Moultrie County, ILIL14,3711.0%+0.8 pts
69▲33Scott County, ILIL4,8661.0%+1.0 pts
70▼2De Witt County, ILIL15,1181.0%+0.5 pts
71▼18Henry County, ILIL48,0951.0%−0.1 pts
72▼15Union County, ILIL16,6560.9%+0.1 pts
73▼10Iroquois County, ILIL26,1500.8%+0.1 pts
74▲1Jo Daviess County, ILIL21,5940.8%+0.6 pts
75▲26Greene County, ILIL11,3130.8%0.0 pts
76▲12Hancock County, ILIL16,8030.7%+0.6 pts
77▲1Edgar County, ILIL16,3230.7%−1.2 pts
78▼11Woodford County, ILIL38,1110.6%+0.4 pts
79▲8Pike County, ILIL14,2310.6%−0.9 pts
80▲5Mercer County, ILIL15,2290.6%+0.3 pts
81▲11Monroe County, ILIL34,8400.6%+0.6 pts
82▼18Bureau County, ILIL32,5100.6%+0.3 pts
83▼14White County, ILIL13,2500.6%+0.3 pts
84▼18Jersey County, ILIL21,1600.6%0.0 pts
85▼5Wabash County, ILIL10,9070.5%+0.1 pts
86▼16Menard County, ILIL11,8630.5%+0.1 pts
87▲2Mason County, ILIL12,4110.5%+0.4 pts
88▲2Clark County, ILIL15,1140.5%+0.3 pts
89▼24Marshall County, ILIL11,4730.4%+0.1 pts
90▼4Franklin County, ILIL36,9160.4%+0.2 pts
91▼10Putnam County, ILIL5,6190.3%−0.3 pts
92▼18Ford County, ILIL13,2160.3%+0.1 pts
93▼14Richland County, ILIL15,2190.3%0.0 pts
94▼12Henderson County, ILIL5,9840.3%+0.1 pts
95▼11Effingham County, ILIL34,5190.3%+0.1 pts
96▲3Clay County, ILIL12,7930.3%+0.2 pts
97▼24Wayne County, ILIL15,8820.3%+0.1 pts
98▼4Shelby County, ILIL20,5760.2%+0.1 pts
99▼16Hamilton County, ILIL7,8590.2%−0.4 pts
100▼4Cumberland County, ILIL10,2080.2%+0.1 pts
101▼4Edwards County, ILIL5,8980.1%0.0 pts
102▼4Jasper County, ILIL9,0320.1%0.0 pts
SHOWING 1–102 OF 102

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