COUNTY FATALITY DATA
Lasalle County, Illinois
Road fatality data for Lasalle County (IL). Data period: 2016-2023.
- 144
- Total Fatalities (2016-2023)
- 25
- Latest Year Deaths
- High count
- 23.1
- Per 100k Residents
- Above average
- Increasing
- Trend
Rising fatality trend
Lasalle County's FARS series is labeled Increasing with 25 deaths in the latest year.
Lasalle County on a rising FARS trend
According to the National Highway Traffic Safety Administration Fatality Analysis Reporting System, Lasalle County ranks #680 of 2,328 U.S. counties by road-fatality rate per 100,000 residents (highest first) and #25 of 81 rated counties in IL. Lasalle County's fatality rate of 23.1 per 100,000 residents leaves it more dangerous than most U.S. counties by that per-capita measure.
- #680 of 2,328
- higher-rate third
- #472 of 3,137
- larger-book third
- #25 of 81
- in IL by rate
- Increasing
- fatality trend
FARS milepost strip
Milepost LASALLE-99 · Lasalle 23.1/100k · #680 of 2,328
Lasalle County · 23.1/100k · increasing
- PHOTO 23.1/100k
- VS-ST #680 of 2,328
- CRASH 144 book
- FARS Increasing
- NHTSA 132 crash
- MILE +21.5% vs IL
Stamps derive from this county's NHTSA FARS row (per-100k or book, corpus rank, trend, nationwide peer NAME, vs-state gap), not a trip-risk forecast. PlainRoadSafety is informational only. See our disclaimer. Verify with NHTSA FARS → · Read with methodology → · Understanding road fatality data → · Illinois state profile →
How does Lasalle County compare?
2023 road deaths per 100,000 residents. Choose any comparison from the menu.
Lasalle County is 22% deadlier than the comparison
2023 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 and a 2023 FARS record.
Among the 15 rated counties in Illinois, Lasalle County ranks 15 for per-capita risk, above the state's own per-capita average of 19.0 per 100,000 -- nationally, this rate leaves it more dangerous than most U.S. counties by that per-capita measure. The gap between Lasalle County's rate and the state average is 4.1 per 100,000. Its closest per-capita peer statewide is Ford County, at 30.2 per 100,000 (a difference of 7.1). Its peer counties, highest to lowest per 100,000 residents: Mason County (55.9), Pike County (55.8), Cumberland County (48.7), Montgomery County (47.0), Lawrence County (40.5), Saline County (39.3), Richland County (38.7), Iroquois County (38.3), Bond County (36.5), Union County (36.0), Ogle County (31.2), Jefferson County (30.3), Ford County (30.2), Stephenson County (30.2).
Lasalle County's rate vs. every rated U.S. county
Deaths per 100,000 residents -- counties with 10,000+ people, NHTSA FARS over Census population
23 Around the middle a lower per-capita rate than 29% of 2,328 rated counties
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 and share, and where it sits relative to this entry.
Source NHTSA FARS over U.S. Census Bureau population estimates · 2026-09-03
More road safety data related to Lasalle County
Contextual links from this profile to rankings, tools, research, and peer geographies on PlainRoadSafety.
- Lasalle County vs other counties by ratePer-100k fatality comparison
- Illinois statewide fatality dataAll counties in this state
- Deadliest states for drivingContext for IL
- State fatality changesYear-over-year state trends
- Browse all U.S. countiesAlphabetical county index
- All state profiles51 state dashboards
- State vs U.S. safety comparisonRoute-level lookup tool
- National statistics downloadFARS CSV + findings
- How to read FARS fatality dataMethodology primer
- Per-mile vs per-capita road riskRate denominator explained
- Counties starting with LLetter index including IL counties
Frequently Asked Questions
How many traffic fatalities occurred in Lasalle County, Illinois?
Lasalle County recorded 144 total traffic fatalities across 132 reported crashes over the data period (2016-2023). The most recent year saw 25 fatalities. The county averages approximately 16.0 fatalities per year.
What is the leading cause of road fatalities in Lasalle County?
Despite a comparatively active crash history (132 recorded crashes), individual cause-code breakdowns are not published for Lasalle County in the current FARS release. Statewide data for Illinois may provide additional context.
Is the trend of road fatalities in Lasalle County increasing or decreasing?
The trend in Lasalle County is increasing. This indicates that traffic fatalities have risen over the data period, warranting attention to road safety initiatives.
What is the fatality rate per capita in Lasalle County?
Lasalle County has a fatality rate of 23.1 per 100,000 residents, which leaves it more dangerous than most U.S. counties by that per-capita measure among the 3,137 U.S. counties in this dataset.
Where does Lasalle County rank for road fatality rate?
According to the National Highway Traffic Safety Administration Fatality Analysis Reporting System, Lasalle County ranks #680 of 2,328 U.S. counties by road-fatality rate per 100,000 residents (highest first) and #25 of 81 rated counties in IL, the same sort used on the deadliest-states and county rate listings. See /methodology#corpus-placement.
How does Lasalle County compare to the rest of Illinois?
Lasalle County's per-capita rate of 23.1 per 100,000 residents is above the Illinois county average of 19.0. Visit the Illinois state page for the full county-by-county breakdown.
Where does the road fatality data for Lasalle 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.