Quick answer
According to crimebycity.com's analysis of NHTSA Fatality Analysis Reporting System data, Arlington Heights, IL recorded 13 traffic deaths in 13 fatal crashes from 2020 to 2024 — 3.5 deaths per 100,000 residents per year vs the US average of 12.3. Its Road Danger Score of 15/100 means a higher traffic-fatality rate than about 15% of ranked US cities (#123 of 147 in Illinois, most dangerous first).
Road Danger Score
Traffic Deaths per 100K
Fatal Crashes 2020–2024
How Dangerous Are the Roads in Arlington Heights, Illinois?
Arlington Heights has a Road Danger Score of 15/100 (Safer Roads Than Most Cities). Over the five years from 2020 to 2024, federal crash data recorded 13 fatal motor-vehicle crashes in the city, killing 13 people — 3.5 traffic deaths per 100,000 residents per year, below the national average of 12.3.
Arlington Heights ranks #123 out of 147 ranked cities in Illinois and #1,838 out of 2,153 nationally for road danger (most dangerous first). The score is a percentile: a higher traffic-fatality rate than about 15% of ranked US cities.
Traffic deaths in Arlington Heights fell 17% comparing 2020–2021 with 2023–2024.
What’s Behind Arlington Heights’s Fatal Crashes (2020–2024)
Share of the city’s 13 fatal crashes where each factor was recorded. Factors overlap, so shares don’t sum to 100%.
| Crash Factor | Fatal Crashes | Arlington Heights | National Avg |
|---|---|---|---|
| Drinking driver involved | 2 | 15.4% | 25.9% |
| Speeding involved | 2 | 15.4% | 28.2% |
| Pedestrian or cyclist involved | 3 | 23.1% | 22.5% |
| Dark / nighttime conditions | 7 | 53.8% | 49.8% |
Arlington Heights Traffic Deaths by Year
Annual traffic fatalities in Arlington Heights, Illinois from NHTSA FARS. Single-year swings are normal in smaller cities; the Road Danger Score uses the full 5-year window.
| Year | Traffic Deaths |
|---|---|
| 2024 | 3 |
| 2023 | 2 |
| 2022 | 2 |
| 2021 | 2 |
| 2020 | 4 |
Frequently Asked Questions
How many fatal car accidents happen in Arlington Heights, Illinois?
According to NHTSA FARS data, Arlington Heights recorded 13 fatal car accidents between 2020 and 2024, resulting in 13 traffic deaths — an average of 2.6 deaths per year.
How dangerous are the roads in Arlington Heights?
Arlington Heights has a Road Danger Score of 15/100, meaning its traffic-fatality rate is higher than about 15% of ranked US cities. The city averages 3.5 traffic deaths per 100,000 residents per year, compared to the US average of 12.3.
What causes fatal car accidents in Arlington Heights?
Of Arlington Heights's fatal crashes in 2020–2024, 15% involved a drinking driver, 15% involved speeding, 23% involved a pedestrian or cyclist, and 54% happened in dark conditions.
How many people die in car accidents in Arlington Heights each year?
An average of 2.6 people per year died in car accidents in Arlington Heights across 2020–2024 (13 total), based on the federal Fatality Analysis Reporting System.
Is driving in Arlington Heights more dangerous than in other Illinois cities?
Arlington Heights ranks #123 of 147 ranked Illinois cities for road danger (most dangerous first) and #1,838 of 2,153 nationally.