DeKalb certainly has a violent crime problem but statistically it's less than Champaign and Bloomington. It's just that DeKalb crimes get more publicity in the Chicago media since it's closer. There's a perception that downstate is safe but it can't be further from the truth.
https://lawstreetmedia.com/slideshow-ame...nois-2014/
City
Violent Crime Rate Population Violent Crime Murder Forcible Rape Robbery Aggravated Assault
1 East St. Louis 4,992.6 27,040 1,350 17 60 198 1,075
2 Harvey 1,373.8 25,404 349 10 9 205 125
3 Rockford 1,367.76 152,293 2,083 9 124 499 1,451
4 Carbondale 1,001.08 25,972 260 0 29 36 195
5 Danville 994.03 32,997 328 3 42 80 203
6 Springfield 971.56 117,131 1,138 10 76 260 792
7 Champaign 911.11 81,329 741 3 51 135 552
8 Kankakee 858.42 27,609 237 6 26 71 134
9 Chicago Heights 828.35 30,422 252 3 26 115 108
10 Peoria 797.13 115,288 919 10 25 324 560
11 Granite City 577.72 29,772 172 7 17 29 119
12 Rock Island 568.68 39,038 222 4 6 39 173
13 Pekin 514.98 34,176 176 1 19 19 137
14 Bloomington 482.45 77,107 372 1 42 45 284
15 Waukegan 469.44 89,468 420 2 47 160 211
16 Decatur 462.36 76,131 352 6 26 106 214
17 Quincy 462.1 40,684 188 0 26 16 146
18 Alton 449.74 27,794 125 3 14 40 68
19 Cicero 449.58 84,300 379 5 18 183 173
20 De Kalb 448.29 43,722 196 0 34 28 134