Data disclaimer: Based on the NFIRS Public Data Release (2020-2024). NFIRS is voluntarily reported and may not include all departments or incidents. Some departments have missing years or incomplete records. Totals shown reflect data as submitted and may not represent complete activity.
Incident Composition (2020–2024)
Summary
1,629,126
Avg Incidents / Year
68%
EMS Share
3.2%
Fire Share
9.1%
False Alarm Rate
+26%
5-Year Trend
Cook
Busiest County
| County ▲ | Population ▲ | Departments ▲ | 5-Year Incidents ▼ | Incidents / 1K / Yr ▲ | EMS % ▲ |
|---|---|---|---|---|---|
| Cook | 5,272,775 | 114 | 3,680,120 | 139.6 | 67.7% |
| DuPage | 932,368 | 27 | 583,061 | 125.1 | 66.2% |
| Lake | 713,483 | 29 | 509,487 | 142.8 | 67.1% |
| Will | 696,135 | 27 | 444,996 | 127.8 | 66.8% |
| Kane | 516,173 | 22 | 365,736 | 141.7 | 72.7% |
| Winnebago | 285,162 | 16 | 247,603 | 173.7 | 73.5% |
| McHenry | 310,151 | 16 | 191,629 | 123.6 | 69.5% |
| Madison | 265,727 | 37 | 164,428 | 123.8 | 71.6% |
| Sangamon | 196,182 | 16 | 148,081 | 151.0 | 60.2% |
| Peoria | 181,691 | 13 | 139,158 | 153.2 | 77.8% |
| Champaign | 205,823 | 25 | 113,155 | 110.0 | 58.4% |
| Rock Island | 144,591 | 17 | 113,005 | 156.3 | 69.1% |
| McLean | 170,926 | 23 | 112,681 | 131.8 | 77.5% |
| Kankakee | 107,359 | 16 | 105,519 | 196.6 | 70% |
| Tazewell | 131,288 | 19 | 91,501 | 139.4 | 77.9% |
| Macon | 103,930 | 12 | 87,590 | 168.6 | 67.3% |
| DeKalb | 100,385 | 12 | 76,505 | 152.4 | 79.5% |
| LaSalle | 109,558 | 24 | 65,325 | 119.3 | 73.7% |
| St. Clair | 257,200 | 37 | 52,726 | 41.0 | 23.7% |
| Kendall | 131,852 | 5 | 51,174 | 77.6 | 75.7% |
| Grundy | 52,475 | 8 | 50,561 | 192.7 | 68.8% |
| Coles | 46,818 | 10 | 44,016 | 188.0 | 76.2% |
| Ogle | 51,743 | 11 | 34,220 | 132.3 | 77.9% |
| Vermilion | 74,163 | 20 | 33,843 | 91.3 | 56.3% |
| Knox | 49,886 | 12 | 32,709 | 131.1 | 65.3% |
| Stephenson | 44,602 | 11 | 31,215 | 140.0 | 75.6% |
| Jefferson | 37,082 | 6 | 30,913 | 166.7 | 73.3% |
| Boone | 53,397 | 4 | 26,163 | 98.0 | 70.9% |
| Adams | 65,679 | 12 | 25,555 | 77.8 | 60.7% |
| Henry | 49,270 | 13 | 25,209 | 102.3 | 77% |
| Livingston | 35,797 | 13 | 24,617 | 137.5 | 76.2% |
| Williamson | 67,101 | 10 | 22,275 | 66.4 | 54% |
| Lee | 34,125 | 10 | 22,142 | 129.8 | 81.1% |
| Logan | 27,961 | 11 | 21,905 | 156.7 | 64.8% |
| Fulton | 33,569 | 15 | 21,771 | 129.7 | 62.4% |
| Franklin | 37,777 | 12 | 21,696 | 114.9 | 75.7% |
| McDonough | 27,238 | 8 | 21,068 | 154.7 | 74% |
| Morgan | 32,911 | 11 | 18,735 | 113.9 | 65% |
| Christian | 33,996 | 9 | 17,330 | 102.0 | 69.5% |
| Whiteside | 55,637 | 8 | 16,285 | 58.5 | 42.5% |
| Marion | 37,690 | 9 | 16,209 | 86.0 | 61.1% |
| Jackson | 52,912 | 15 | 15,709 | 59.4 | 35.3% |
| Bureau | 33,213 | 20 | 14,685 | 88.4 | 79.7% |
| Macoupin | 44,940 | 11 | 13,959 | 62.1 | 72.1% |
| Montgomery | 28,277 | 10 | 12,630 | 89.3 | 77.1% |
| Warren | 16,835 | 5 | 9,505 | 112.9 | 65.1% |
| Moultrie | 14,522 | 5 | 9,460 | 130.3 | 85.3% |
| Effingham | 34,654 | 9 | 8,062 | 46.5 | 41.8% |
| Edgar | 16,856 | 7 | 7,669 | 91.0 | 66.5% |
| Woodford | 38,455 | 12 | 7,639 | 39.7 | 68.2% |
| Piatt | 16,660 | 8 | 7,348 | 88.2 | 55.1% |
| Massac | 14,128 | 4 | 7,214 | 102.1 | 73.2% |
| Clinton | 36,801 | 13 | 6,774 | 36.8 | 52.4% |
| De Witt | 15,516 | 6 | 6,772 | 87.3 | 62.3% |
| Iroquois | 27,072 | 22 | 6,588 | 48.7 | 48.1% |
| Jo Daviess | 22,021 | 9 | 6,409 | 58.2 | 68.4% |
| Wayne | 16,161 | 5 | 5,459 | 67.6 | 77.6% |
| Randolph | 30,151 | 11 | 5,306 | 35.2 | 57.4% |
| Monroe | 34,896 | 5 | 4,880 | 28.0 | 33.8% |
| Bond | 16,725 | 6 | 4,668 | 55.8 | 52.7% |
| Menard | 12,284 | 7 | 4,587 | 74.7 | 64.1% |
| Saline | 23,693 | 5 | 4,081 | 34.4 | 57% |
| Shelby | 20,974 | 11 | 3,964 | 37.8 | 54.8% |
| Washington | 13,755 | 6 | 3,710 | 53.9 | 66.6% |
| Pike | 14,724 | 10 | 3,645 | 49.5 | 59.5% |
| Marshall | 11,735 | 5 | 3,608 | 61.5 | 63.1% |
| Douglas | 19,718 | 7 | 3,598 | 36.5 | 66.3% |
| Crawford | 18,678 | 6 | 3,424 | 36.7 | 45.3% |
| Mercer | 15,683 | 8 | 3,033 | 38.7 | 70.9% |
| Perry | 20,924 | 6 | 3,027 | 28.9 | 40.9% |
| Fayette | 21,487 | 6 | 2,990 | 27.8 | 61.3% |
| Cass | 13,037 | 6 | 2,886 | 44.3 | 62.6% |
| Mason | 13,071 | 8 | 2,783 | 42.6 | 51.6% |
| Greene | 11,985 | 4 | 2,623 | 43.8 | 73.7% |
| Carroll | 15,692 | 7 | 2,482 | 31.6 | 29.9% |
| Stark | 5,400 | 4 | 2,372 | 87.9 | 71.7% |
| Wabash | 11,347 | 4 | 2,129 | 37.5 | 60.2% |
| Ford | 13,516 | 8 | 2,095 | 31.0 | 64.5% |
| Alexander | 5,231 | 6 | 1,976 | 75.5 | 55.9% |
| Jersey | 21,501 | 4 | 1,930 | 18.0 | 52.6% |
| Johnson | 13,301 | 6 | 1,827 | 27.5 | 55% |
| Cumberland | 10,425 | 3 | 1,754 | 33.6 | 67.7% |
| Union | 17,217 | 6 | 1,627 | 18.9 | 14.5% |
| Hancock | 17,592 | 10 | 1,616 | 18.4 | 58.3% |
| Lawrence | 15,271 | 4 | 1,576 | 20.6 | 35.9% |
| Edwards | 6,245 | 4 | 1,508 | 48.3 | 71.7% |
| Richland | 15,809 | 3 | 1,484 | 18.8 | 19.9% |
| Clark | 15,435 | 5 | 1,476 | 19.1 | 20.7% |
| Clay | 13,270 | 4 | 1,439 | 21.7 | 56.1% |
| White | 13,871 | 5 | 1,351 | 19.5 | 18.2% |
| Putnam | 5,637 | 5 | 1,117 | 39.6 | 61.9% |
| Gallatin | 4,943 | 6 | 898 | 36.3 | 41.5% |
| Henderson | 6,382 | 5 | 791 | 24.8 | 39.6% |
| Schuyler | 6,902 | 2 | 629 | 18.2 | 27.2% |
| Hamilton | 7,953 | 2 | 616 | 15.5 | 27.6% |
| Pope | 3,760 | 2 | 544 | 28.9 | 58.5% |
| Jasper | 9,278 | 4 | 511 | 11.0 | 16.8% |
| Pulaski | 5,180 | 7 | 341 | 13.2 | 34.9% |
| Calhoun | 4,437 | 4 | 334 | 15.1 | 26.9% |
| Hardin | 3,643 | 3 | 214 | 11.7 | 32.7% |
| Scott | 4,937 | 3 | 192 | 7.8 | 26% |
| Brown | 6,230 | 3 | 188 | 6.0 | 11.2% |
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