COUNTY FATALITY DATA

Carroll County, Illinois

Road fatality data for Carroll County (IL). Data period: 2016-2023.

24
Total Fatalities (2016-2023)
2
Latest Year Deaths
17.4
Per 100k Residents
Decreasing
Trend

The verdict

Carroll County's fatality rate of 17.4 per 100,000 residents places it close to the national middle by that per-capita measure.

38%
of rated U.S. counties are deadlier per capita
14.9/100k
Illinois county average
Decreasing
fatality trend

What the Data Shows

Carroll County, Illinois recorded 24 total road fatalities across 23 reported crashes during the 2016-2023 reporting window, according to NHTSA's Fatality Analysis Reporting System. The most recent year covered by the data logged 2 deaths on county roads, and the annual average works out to approximately 2.7 fatalities per year. Adjusted for population, the fatality rate is 17.4 per 100,000 residents, which places it close to the national middle by that per-capita measure among the 3,137 U.S. counties in this dataset.

Cause-code breakdowns are not individually published for Carroll County in the current FARS release, so readers looking for contributing-factor data should use the Illinois state page, which aggregates county-level case files into statewide totals. Either way, the underlying records are drawn from a census of fatal crashes, not a statistical sample, so the counts are actual deaths rather than estimates.

The directional trend for Carroll County is decreasing, which suggests that road-design improvements, enforcement, or emergency-response changes are reducing the death toll. Residents, insurers, and policy analysts can use this baseline alongside population density, highway mile data, and rural-versus-urban road mix to judge whether Carroll County's 24-death total is proportionate to its exposure. All numbers are for research and informational use only.

Total Fatalities

24

Latest Year

2

Avg Annual

2.7

Rate per 100K

17.4

Trend

↓ Decreasing

How does Carroll County compare?

Average annual road deaths per 100,000 residents. Choose any comparison from the menu.

Carroll County
17.4 per 100k
Illinois county average
14.9 per 100k

Carroll County is About the same as the comparison

Average annual road deaths from the NHTSA Fatality Analysis Reporting System over population from the U.S. Census Bureau Population Estimates Program (Vintage 2023). Rates shown for counties with 10,000+ residents.

Among the 15 rated counties in Illinois, Carroll County ranks 15 for per-capita risk, above the state's own per-capita average of 14.9 per 100,000 -- nationally, this rate places it close to the national middle by that per-capita measure. The gap between Carroll County's rate and the state average is 2.5 per 100,000. Its closest per-capita peer statewide is Livingston County, at 20.7 per 100,000 (a difference of 3.3). Its peer counties, highest to lowest per 100,000 residents: Washington County (36.9), Iroquois County (33.3), Cumberland County (27.3), Pike County (27.2), Montgomery County (26.4), Fayette County (25.5), Clark County (25.2), Ford County (24.9), Bureau County (24.4), Mason County (24.0), Union County (23.4), Lawrence County (21.6), Jefferson County (20.9), Livingston County (20.7).

Carroll County's rate vs. every rated U.S. county

Deaths per 100,000 residents -- counties with 10,000+ people, NHTSA FARS over Census population

17 38th percentile a lower per-capita rate than 38% of 2,392 rated counties

Carroll County 0 60 rated U.S. counties, bucketed by value

Each bar is a band; taller bars hold more rated counties. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source NHTSA FARS over U.S. Census Bureau population estimates · 2026-06-03

Carroll County's rate vs. the Illinois state average

030Illinois avg15/100k17.4/100k
Carroll County's rate vs. the Illinois state average

Frequently Asked Questions

How many traffic fatalities occurred in Carroll County, Illinois?

Carroll County recorded 24 total traffic fatalities across 23 reported crashes over the data period (2016-2023). The most recent year saw 2 fatalities. The county averages approximately 2.7 fatalities per year.

What is the leading cause of road fatalities in Carroll County?

Cause-code breakdowns are not individually published for Carroll County in the current FARS release. Statewide data for Illinois may provide additional context.

Is the trend of road fatalities in Carroll County increasing or decreasing?

The trend in Carroll County is decreasing. This suggests road safety improvements are having a positive effect in the county.

What is the fatality rate per capita in Carroll County?

Carroll County has a fatality rate of 17.4 per 100,000 residents, which places it close to the national middle by that per-capita measure among the 3,137 U.S. counties in this dataset.

How does Carroll County compare to the rest of Illinois?

Carroll County's per-capita rate of 17.4 per 100,000 residents is above the Illinois county average of 14.9. Visit the Illinois state page for the full county-by-county breakdown.

Where does the road fatality data for Carroll County come from?

All road fatality data comes from the NHTSA Fatality Analysis Reporting System (FARS), a census of fatal motor vehicle crashes on public roads in the United States. FARS data covers the period 2016-2023 and includes all crashes resulting in at least one fatality within 30 days.

Source: NHTSA Fatality Analysis Reporting System (FARS) NHTSA Fatality Analysis Reporting System (FARS) This information is for research and informational purposes only

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Every figure on PlainRoadSafety is computed directly from NHTSA FARS census data, no number is typed in by an editor. County figures are computed directly from NHTSA FARS census data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.