Counties in Illinois by traffic fatalities

Cook County had the highest traffic fatalities of 102 counties in 2022, at 399. Wabash County had the lowest, at 0. The median was 5 and the figure for Illinois was 1,268. Source: National Highway Traffic Safety Administration.

Highest399Cook County
Median5102 counties
Illinois1,268History

Top 40 counties, 2022

Cook County: 399 countCook County399Will County: 65 countWill County65Lake County: 60 countLake County60St. Clair County: 47 countSt. Clair County47Kane County: 44 countKane County44DuPage County: 38 countDuPage County38Madison County: 37 countMadison County37Sangamon County: 32 countSangamon County32Winnebago County: 28 countWinnebago County28McHenry County: 26 countMcHenry County26Champaign County: 22 countChampaign County22McLean County: 21 countMcLean County21Peoria County: 20 countPeoria County20Tazewell County: 18 countTazewell County18Vermilion County: 18 countVermilion County18DeKalb County: 16 countDeKalb County16Whiteside County: 16 countWhiteside County16Adams County: 15 countAdams County15Kankakee County: 15 countKankakee County15LaSalle County: 14 countLaSalle County14Rock Island County: 13 countRock Island County13Williamson County: 13 countWilliamson County13Marion County: 12 countMarion County12Clinton County: 10 countClinton County10Boone County: 9 countBoone County9Lee County: 9 countLee County9Macon County: 9 countMacon County9Randolph County: 9 countRandolph County9Washington County: 9 countWashington County9Coles County: 8 countColes County8Ogle County: 8 countOgle County8Effingham County: 7 countEffingham County7Iroquois County: 7 countIroquois County7Montgomery County: 7 countMontgomery County7Christian County: 6 countChristian County6Clark County: 6 countClark County6Grundy County: 6 countGrundy County6Henry County: 6 countHenry County6Jackson County: 6 countJackson County6Jefferson County: 6 countJefferson County6
count. Source: NHTSA, Fatality Analysis Reporting System (FARS), national CSV files: people killed (sum of FATALS in accident.csv) by county of the crash. Retrieved 2026-10-12.

Full ranking

RankCounties2022
count
Change on 2021
1Cook County399-12.9%
2Will County65-7.1%
3Lake County60+62.2%
4St. Clair County47+17.5%
5Kane County44+4.8%
6DuPage County38-17.4%
7Madison County37+32.1%
8Sangamon County32+33.3%
9Winnebago County28-42.9%
10McHenry County26+23.8%
11Champaign County220%
12McLean County21+61.5%
13Peoria County20-9.1%
14Tazewell County18+20%
14Vermilion County18+125%
16DeKalb County16+23.1%
16Whiteside County16+60%
18Adams County15+150%
18Kankakee County15-21.1%
20LaSalle County140%
21Rock Island County13+62.5%
21Williamson County13+44.4%
23Marion County12+200%
24Clinton County10+25%
25Boone County9-10%
25Lee County9+200%
25Macon County9-18.2%
25Randolph County9+28.6%
25Washington County9+800%
30Coles County80%
30Ogle County80%
32Effingham County7-36.4%
32Iroquois County7-53.3%
32Montgomery County7-22.2%
35Christian County6-53.8%
35Clark County6+500%
35Grundy County6-40%
35Henry County6+20%
35Jackson County6+50%
35Jefferson County6-33.3%
35Kendall County6-71.4%
35Livingston County6+20%
35Macoupin County6-33.3%
35Monroe County6+50%
35Morgan County6+20%
35Union County6+100%
35Wayne County6+100%
35Woodford County6+100%
49Bureau County5-64.3%
49Jersey County5-16.7%
49Warren County5+66.7%
52Alexander County40%
52Edgar County4n/a
52Fayette County4-60%
52Jasper County4n/a
52Logan County4-50%
52Shelby County4-42.9%
52Stephenson County4-50%
59Bond County3-50%
59Crawford County3+200%
59Franklin County3-76.9%
59Fulton County3-50%
59Henderson County3n/a
59Jo Daviess County3n/a
59Marshall County30%
59Saline County3+50%
59Scott County3+200%
59White County30%
69Carroll County2+100%
69Clay County20%
69Cumberland County2-60%
69Gallatin County2+100%
69Greene County2n/a
69Lawrence County2-50%
69McDonough County2+100%
76Calhoun County1-50%
76De Witt County1-66.7%
76Douglas County10%
76Edwards County1n/a
76Ford County1-75%
76Johnson County1-50%
76Knox County1-87.5%
76Mason County1-85.7%
76Massac County1n/a
76Mercer County1-75%
76Moultrie County1-50%
76Pike County1-75%
76Pulaski County1n/a
76Richland County1-66.7%
76Schuyler County1-50%
76Stark County1-50%
92Brown County0n/a
92Cass County0-100%
92Hamilton County0-100%
92Hancock County0-100%
92Hardin County0-100%
92Menard County0-100%
92Perry County0-100%
92Piatt County0-100%
92Pope County0-100%
92Putnam County0-100%
92Wabash County0-100%

Other periods

About this ranking

People killed in motor vehicle traffic crashes during the year. FARS counts people who die within 30 days of a crash involving a motor vehicle travelling on a public road, by the place of the crash, not of residence.

A police-based count of deaths. It differs from death certificate counts (CDC) and from the WHO road traffic death rate (road_traffic_death_rate), which is modelled for international comparison.

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

National Highway Traffic Safety Administration (NHTSA), Fatality Analysis Reporting System. Fatality Analysis Reporting System (FARS), national CSV files: people killed (sum of FATALS in accident.csv) by county of the crash. https://static.nhtsa.gov/nhtsa/downloads/FARS/2022/National/FARS2022NationalCSV.zip. Retrieved 2026-10-12.

Citation styles

The publisher is the author. Invokely is named only as the place the figures were read, where a style asks for it.

APA 7

National Highway Traffic Safety Administration. (2026). Fatality Analysis Reporting System (FARS), national CSV files: people killed (sum of FATALS in accident.csv) by county of the crash (Counties in Illinois by traffic fatalities, 2022) [Data set]. Retrieved October 12, 2026, from https://static.nhtsa.gov/nhtsa/downloads/FARS/2022/National/FARS2022NationalCSV.zip

MLA 9

Fatality Analysis Reporting System (FARS), national CSV files: people killed (sum of FATALS in accident.csv) by county of the crash, Counties in Illinois by traffic fatalities, 2022. National Highway Traffic Safety Administration, 24 June 2026, https://static.nhtsa.gov/nhtsa/downloads/FARS/2022/National/FARS2022NationalCSV.zip. Invokely, https://invokely.ai/rankings/traffic-fatalities/illinois-counties?period=2022. Accessed 12 Oct. 2026.

Chicago (author-date)

National Highway Traffic Safety Administration. 2026. Fatality Analysis Reporting System (FARS), national CSV files: people killed (sum of FATALS in accident.csv) by county of the crash. Counties in Illinois by traffic fatalities, 2022. Dataset. Accessed October 12, 2026. https://static.nhtsa.gov/nhtsa/downloads/FARS/2022/National/FARS2022NationalCSV.zip. Also distributed by Invokely, https://invokely.ai/rankings/traffic-fatalities/illinois-counties?period=2022.

Harvard

National Highway Traffic Safety Administration (2026) Fatality Analysis Reporting System (FARS), national CSV files: people killed (sum of FATALS in accident.csv) by county of the crash, Counties in Illinois by traffic fatalities, 2022 [Dataset]. Available at: https://static.nhtsa.gov/nhtsa/downloads/FARS/2022/National/FARS2022NationalCSV.zip, via Invokely: https://invokely.ai/rankings/traffic-fatalities/illinois-counties?period=2022 (Accessed: 12 October 2026).

BibTeX
@misc{national_counties_in_illinois_by_2022,
  author = {{National Highway Traffic Safety Administration}},
  title = {{Fatality Analysis Reporting System (FARS), national CSV files: people killed (sum of FATALS in accident.csv) by county of the crash: Counties in Illinois by traffic fatalities, 2022}},
  year = {2026},
  howpublished = {Data set},
  url = {https://static.nhtsa.gov/nhtsa/downloads/FARS/2022/National/FARS2022NationalCSV.zip},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/traffic-fatalities/illinois-counties?period=2022. Publisher attribution: National Highway Traffic Safety Administration (NHTSA), Fatality Analysis Reporting System. Fatality Analysis Reporting System (FARS), national CSV files: people killed (sum of FATALS in accident.csv) by county of the crash. https://static.nhtsa.gov/nhtsa/downloads/FARS/2022/National/FARS2022NationalCSV.zip. Retrieved 2026-10-12.},
}
RIS
TY  - DATA
AU  - National Highway Traffic Safety Administration
TI  - Fatality Analysis Reporting System (FARS), national CSV files: people killed (sum of FATALS in accident.csv) by county of the crash: Counties in Illinois by traffic fatalities, 2022
PY  - 2026
DA  - 2026/06/24
PB  - National Highway Traffic Safety Administration
DB  - Invokely
UR  - https://static.nhtsa.gov/nhtsa/downloads/FARS/2022/National/FARS2022NationalCSV.zip
L2  - https://invokely.ai/rankings/traffic-fatalities/illinois-counties?period=2022
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/traffic-fatalities/illinois-counties?period=2022.
N1  - Publisher attribution: National Highway Traffic Safety Administration (NHTSA), Fatality Analysis Reporting System. Fatality Analysis Reporting System (FARS), national CSV files: people killed (sum of FATALS in accident.csv) by county of the crash. https://static.nhtsa.gov/nhtsa/downloads/FARS/2022/National/FARS2022NationalCSV.zip. Retrieved 2026-10-12.
ER  - 
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Rank Counties in Illinois by traffic fatalities using official data, and cite the source.
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Questions

Which county has the highest traffic fatalities?

Cook County, with 399 in 2022, according to National Highway Traffic Safety Administration.

Which county has the lowest traffic fatalities?

Wabash County, with 0 in 2022.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: National Highway Traffic Safety Administration, Fatality Analysis Reporting System (FARS), national CSV files: people killed (sum of FATALS in accident.csv) by county of the crash. Retrieved 2026-10-12.

Traffic fatalities: other rankings

Counties in Illinois: more rankings