Fatal Roads

States › Illinois

IL

State

Illinois

Residents 12,710,158Deaths 2024 1,177Deaths 2015–2024 11,423Counties 102Routes with pages 75

FARS data are based on police crash reports and other sources; the drunk-driving measure is based on the highest BAC of any driver in the crash. Latest data year: 2024.

Illinois recorded 1,177 deaths in 1,085 fatal crashes in 2024, the latest year in NHTSA's FARS, and 11,423 deaths over 2015–2024.

That is 9.0 deaths per 100,000 residents a year, 24% lower than the national rate of 11.8. The ten-year total rose 8% from 10,535 in 2005–2014 to 11,423 in 2015–2024.

Relative to the national shares, speeding stands out most: 36.5% of fatal crashes against 27.2% nationally. 33.6% of the state's fatal crashes were on rural roads and 48.7% happened after dark.

Among counties with at least 50 deaths in the ten years, the highest rates per 100,000 residents were in Washington County (41.9), Iroquois County (35.0) and Montgomery County (26.1).

1,177deaths in 20241,085 fatal crashes
9.0per 100,000 residents a year, 2015–2024US 11.8
+8%ten-year change in deaths10,535 → 11,423
27%crashes with a drinking driverUS 26%

Trend since 1975

01,0702,140197519801985199019952000200520102015202020241975: 2,041 deaths1976: 2,031 deaths1977: 2,126 deaths1978: 2,140 deaths1979: 2,017 deaths1980: 1,975 deaths1981: 1,821 deaths1982: 1,651 deaths1983: 1,526 deaths1984: 1,547 deaths1985: 1,534 deaths1986: 1,596 deaths1987: 1,654 deaths1988: 1,837 deaths1989: 1,748 deaths1990: 1,589 deaths1991: 1,448 deaths1992: 1,384 deaths1993: 1,392 deaths1994: 1,554 deaths1995: 1,586 deaths1996: 1,477 deaths1997: 1,397 deaths1998: 1,393 deaths1999: 1,456 deaths2000: 1,418 deaths2001: 1,414 deaths2002: 1,420 deaths2003: 1,454 deaths2004: 1,355 deaths2005: 1,363 deaths2006: 1,254 deaths2007: 1,248 deaths2008: 1,043 deaths2009: 911 deaths2010: 927 deaths2011: 918 deaths2012: 956 deaths2013: 991 deaths2014: 924 deaths2015: 998 deaths2016: 1,078 deaths2017: 1,090 deaths2018: 1,035 deaths2019: 1,009 deaths2020: 1,193 deaths2021: 1,334 deaths2022: 1,268 deaths2023: 1,241 deaths2024: 1,177 deaths
People killed in crashes in Illinois by year, 1975–2024. Latest point: 2024, 1,177 deaths.

Rate per 100,000 residents, 2000–2024

08152000200520102015202020242000: 11.42001: 11.32002: 11.32003: 11.62004: 10.82005: 10.82006: 9.92007: 9.82008: 8.22009: 7.12010: 7.22011: 7.12012: 7.42013: 7.72014: 7.22015: 7.82016: 8.42017: 8.52018: 8.12019: 82020: 9.32021: 10.52022: 102023: 9.82024: 9.3
Deaths per 100,000 residents in Illinois and nationally, 2000–2024. Latest point: 2024, 9.3. this page United States

Year pages: 20242023202220212020201920182017201620152014201320122011201020092008200720062005200420032002200120001999199819971996199519941993199219911990198919881987198619851984198319821981198019791978197719761975

Compared with the nation

MeasureIllinoisUnited States
Deaths per 100,000 residents a year, 2015–20249.011.8
Deaths per 100,000 residents, 20249.311.5
Deaths, 2015–202411,423389,190
Deaths per fatal crash1.11.1
Change vs previous ten years+8%+7%
Share of the national toll2.9%100%

Factors

Alcoholcrashes with a driver reported as drinking27.2%
Speedingcrashes with a speeding-related driver36.5%
Pedestriansshare of people killed15.5%
Motorcyclistsshare of people killed13.3%
Unrestrainedoccupant deaths with no restraint used46.8%
In darknesscrashes after dark48.7%
Rural roadscrashes on rural roads33.6%

tick marks the US share. Bars are shares of fatal crashes (alcohol, speeding, darkness, rural) or of people killed (pedestrians, motorcyclists, unrestrained occupants) over the ten-year window.

Counties ranked by rate

Deaths per 100,000 residents a year over 2015–2024. Small counties on through routes can rank high on few deaths; the deaths column gives the scale. Counties with fewer than 10 fatal crashes in the ten years show no factor shares.

#CountyResidentsDeaths 2015–2024Per 100k / yrDeaths 2024AlcoholSpeeding
1Alexander County4,5942544.9333%38%
2Washington County13,5355841.9638%32%
3Iroquois County26,0679535.0622%35%
4Pulaski County4,8791630.41–227%33%
5Pope County3,7031230.21–240%20%
6Stark County5,2721629.81–231%31%
7Schuyler County6,7502029.1625%25%
8Cumberland County10,3053028.31–224%28%
9Ford County13,4513627.0531%25%
10Pike County14,2584026.51–250%39%
11Montgomery County27,6157426.1426%36%
12Bureau County32,4868425.5433%27%
13Fayette County21,1575324.71–230%43%
14Union County16,8864224.7431%22%
15Putnam County5,6331424.71–258%8%
16Henderson County6,0481624.61–223%15%
17Gallatin County4,6901224.31–227%55%
18Scott County4,8801224.11–233%25%
19Clark County15,0763723.9318%32%
20Lawrence County14,8013723.8327%40%
21Mason County12,5433123.51–237%41%
22Jasper County9,0922223.51–230%30%
23Bond County16,5763822.8341%38%
24Livingston County35,3758122.6826%37%
25Effingham County34,6027622.1714%35%
26Marshall County11,5522521.41–238%50%
27Shelby County20,5424521.2628%38%
28Hardin County3,550821.20——
29Jefferson County36,1077820.9923%23%
30Franklin County37,0337920.7328%29%
31Jo Daviess County21,5284520.7034%20%
32Randolph County29,9036420.51134%39%
33Wayne County15,9283320.41–229%42%
34Marion County36,4377419.8324%27%
35Christian County33,2476419.2740%26%
36Massac County13,6272719.21–235%30%
37Clay County12,8212519.0527%50%
38White County13,3952618.9310%38%
39Edgar County16,3983218.857%28%
40Logan County27,5185318.7428%44%
41Johnson County13,3202418.61–232%50%
42Hamilton County7,8181518.61–233%33%
43Greene County11,4172318.51–232%36%
44Jersey County21,1503918.1545%58%
45Richland County15,3622817.9412%32%
46Saline County22,8264117.4423%35%
47Douglas County19,8243417.3539%25%
48LaSalle County108,39018617.02936%39%
49Grundy County53,8358816.9931%41%
50Jackson County53,1999316.71329%22%
51Warren County16,2172816.7032%40%
52Carroll County15,4442516.61–233%29%
53Fulton County32,5105616.5635%31%
54Clinton County37,0876016.1319%26%
55Williamson County67,06410615.81024%31%
56Cass County12,7132015.81–232%21%
57Kankakee County106,41016615.32335%30%
58Vermilion County71,10611515.3832%48%
59Coles County46,4237415.11227%38%
60Piatt County16,6282515.1538%38%
61De Witt County15,3192314.71–211%21%
62Ogle County51,3457514.6331%23%
63St. Clair County251,14937114.44533%38%
64Morgan County32,6184814.3650%29%
65Whiteside County54,6577914.2729%35%
66Woodford County38,2905414.0630%28%
67Crawford County18,3882613.9527%23%
68Moultrie County14,3652013.8321%37%
69Lee County33,5444613.5045%28%
70Macon County100,73713613.11334%29%
71Knox County48,7166513.1837%30%
72Madison County263,01734413.03934%40%
73Edwards County5,984812.81–2——
74Menard County11,9631512.3447%27%
75Boone County53,3136512.2636%36%
76Stephenson County43,0885412.2441%25%
77Macoupin County43,8955412.0532%35%
78Perry County20,2722411.5338%33%
79Calhoun County4,224510.90——
80Winnebago County283,79030810.82735%35%
81Sangamon County194,34521210.82126%30%
82Hancock County17,0081910.81–237%37%
83Monroe County34,9693710.7318%36%
84DeKalb County101,33510910.6932%36%
85Adams County64,1096910.51–228%40%
86Henry County48,1775010.21–219%23%
87Peoria County179,6301809.92033%36%
88Wabash County10,979119.71–236%27%
89Mercer County15,292149.01–233%67%
90Tazewell County129,8211168.81628%35%
91McLean County172,0691448.41131%38%
92Will County708,5835638.15830%43%
93McDonough County26,662238.0018%27%
94Champaign County212,3741637.81031%33%
95Brown County6,30757.71–2——
96McHenry County315,9592287.42742%35%
97Rock Island County142,7311037.21135%35%
98Kendall County143,171916.91232%35%
99Lake County718,6044726.75033%34%
100Kane County520,9973446.63031%41%
101Cook County5,182,6173,3256.436218%39%
102DuPage County937,1424244.65626%41%

Routes with the most fatal crashes

#RouteTypeFatal crashesDeathsAlcoholSpeeding
1Interstate 55Interstate25529030%52%
2Interstate 57Interstate21926024%45%
3Interstate 94Interstate15817031%60%
4Interstate 80Interstate12714721%51%
5US Route 45US highway12214016%31%
6State Route 83State highway11612520%32%
7State Route 1State highway10612227%37%
8Interstate 90Interstate10511726%57%
9State Route 50State highway10411014%34%
10US Route 20US highway10311622%27%
11US Route 30US highway9811124%32%
12US Route 41US highway899725%36%
13Interstate 290Interstate8910739%61%
14Interstate 74Interstate869424%40%
15State Route 3State highway859337%33%
16US Route 12US highway859427%35%
17US Route 6US highway727724%47%
18Interstate 70Interstate728215%40%
19US Route 51US highway717725%24%
20State Route 64State highway697217%32%
21State Route 43State highway687518%29%
22Interstate 294Interstate686928%54%
23US Route 34US highway657223%34%
24US Route 150US highway646638%31%
25Interstate 64Interstate586226%35%
26US Route 24US highway556816%26%
27US Route 50US highway556818%27%
28State Route 29State highway545919%26%
29US Route 67US highway535636%30%
30State Route 13State highway535817%17%

Signed Interstate, US and state routes with at least 20 fatal crashes in 2015–2024; 75 routes in Illinois qualify. Local streets and county roads are not listed. Long routes carry more traffic and so more crashes; this is a count, not a rate.

Time of day and day of week

12am3am6am9am12pm3pm6pm9pm
Sun
Mon
Tue
Wed
Thu
Fri
Sat

Fatal crashes in Illinois by weekday and hour, 2015–2024: darker cells are busier. 10,424 crashes with a known hour and weekday.

By weekday

Saturday18%
Sunday17%
Friday15%
Monday13%
Thursday13%
Wednesday12%
Tuesday11%

Light condition

Daylight47%
Dark, not lighted25%
Dark, lighted23%
Dusk2%
Dawn2%
Dark, lighting unknown1%

Road type

Other principal arterial29%
Minor arterial25%
Major collector17%
Interstate14%
Local13%
Minor collector2%
Other freeways and expressways1%

FHWA functional classes (FARS FUNC_SYS), share of fatal crashes with a reported class; tick marks the national share. What the classes mean.

Questions and answers

How many people died in crashes in Illinois in 2024?

1,177 people in 1,085 fatal crashes, per NHTSA's FARS annual file. Over 2015–2024 the total is 11,423.

How does Illinois compare with the national rate?

9.0 deaths per 100,000 residents a year over 2015–2024, against 11.8 nationally; in 2024 alone, 9.3 against 11.5.

Which counties in Illinois have the most fatal crashes?

By deaths over 2015–2024: Cook County (3,325), Will County (563) and Lake County (472). The county table ranks by rate per 100,000 residents instead, which is a fairer comparison across sizes.

What share of fatal crashes in Illinois involved alcohol or speeding?

27.2% of fatal crashes in 2015–2024 had a driver reported as drinking (US: 26.3%) and 36.5% had a speeding-related driver (US: 27.2%).

Which routes in Illinois have the most fatal crashes?

Interstate 55 (255 fatal crashes, 2015–2024), Interstate 57 (219 fatal crashes, 2015–2024) and Interstate 94 (158 fatal crashes, 2015–2024). Route pages exist for signed routes with at least 20 fatal crashes in the ten years.

Provenance

Source: NHTSA Fatality Analysis Reporting System annual files 1975–2024; US Census Bureau Population Estimates Program. Data through 31 Dec 2024; generated 30 Sep 2026. See methodology, sources and corrections.