US 34 in Illinois: fatal crashes
From 2015 to 2024, 67 fatal crashes on US 34 in Illinois killed 74 people, the 22nd most of 212 numbered roads in Illinois. In 2024 there were 8 fatal crashes and 8 deaths on the road.
A US route running through 10 counties of Illinois. All fatal crashes in Illinois.
Deaths on US 34 in Illinois by year
| Year | Fatal crashes | Deaths |
|---|---|---|
| 2024 | 8 | 8 |
| 2023 | 2 | 2 |
| 2022 | 12 | 14 |
| 2021 | 4 | 5 |
| 2020 | 13 | 13 |
| 2019 | 4 | 4 |
| 2018 | 7 | 7 |
| 2017 | 8 | 9 |
| 2016 | 2 | 2 |
| 2015 | 7 | 10 |
Source: NHTSA Fatality Analysis Reporting System (FARS), 2024 Annual Report File (released April 2026, subject to revision). How we count
Where on US 34 in Illinois: the counties with the most fatal crashes
DuPage County had the most fatal crashes on US 34 from 2015 to 2024: 17, with 17 deaths. DuPage, Knox and Bureau counties together held 51% of fatal crashes on US 34 in Illinois from 2015 to 2024; the 7 listed held 90%. Counties are listed from 5 fatal crashes.
| County | 2024 | 2015 to 2024 | Deaths | |
|---|---|---|---|---|
| 1 | DuPage County | 4 | 17 | 17 |
| 2 | Knox County | 1 | 9 | 10 |
| 3 | Bureau County | 0 | 8 | 9 |
| 4 | LaSalle County | 0 | 8 | 9 |
| 5 | Kendall County | 2 | 8 | 8 |
| 6 | Warren County | 0 | 5 | 6 |
| 7 | Cook County | 0 | 5 | 5 |
Source: NHTSA Fatality Analysis Reporting System (FARS), 2024 Annual Report File (released April 2026, subject to revision). How we count
When fatal crashes happen on US 34 in Illinois
67 fatal crashes on US 34 in Illinois from 2015 to 2024 have a known time, too few for any one weekday and time of day to stand out. The worst hour is 9 pm to 10 pm; the worst month is September.
| Midnight to 4 | 4 to 8 am | 8 to noon | Noon to 4 | 4 to 8 pm | 8 to midnight | |
|---|---|---|---|---|---|---|
| Sun | 4.5 percent, 3 fatal crashes | 3.0 percent, 2 fatal crashes | 1.5 percent, 1 fatal crash | 0.0 percent, 0 fatal crashes | 4.5 percent, 3 fatal crashes | 1.5 percent, 1 fatal crash |
| Mon | 1.5 percent, 1 fatal crash | 3.0 percent, 2 fatal crashes | 0.0 percent, 0 fatal crashes | 3.0 percent, 2 fatal crashes | 3.0 percent, 2 fatal crashes | 3.0 percent, 2 fatal crashes |
| Tue | 0.0 percent, 0 fatal crashes | 0.0 percent, 0 fatal crashes | 1.5 percent, 1 fatal crash | 3.0 percent, 2 fatal crashes | 0.0 percent, 0 fatal crashes | 4.5 percent, 3 fatal crashes |
| Wed | 0.0 percent, 0 fatal crashes | 1.5 percent, 1 fatal crash | 1.5 percent, 1 fatal crash | 4.5 percent, 3 fatal crashes | 3.0 percent, 2 fatal crashes | 3.0 percent, 2 fatal crashes |
| Thu | 0.0 percent, 0 fatal crashes | 0.0 percent, 0 fatal crashes | 1.5 percent, 1 fatal crash | 1.5 percent, 1 fatal crash | 7.5 percent, 5 fatal crashes | 3.0 percent, 2 fatal crashes |
| Fri | 0.0 percent, 0 fatal crashes | 6.0 percent, 4 fatal crashes | 0.0 percent, 0 fatal crashes | 1.5 percent, 1 fatal crash | 6.0 percent, 4 fatal crashes | 1.5 percent, 1 fatal crash |
| Sat | 3.0 percent, 2 fatal crashes | 4.5 percent, 3 fatal crashes | 3.0 percent, 2 fatal crashes | 6.0 percent, 4 fatal crashes | 1.5 percent, 1 fatal crash | 3.0 percent, 2 fatal crashes |
By hour
By month
- Jan4.5%
- Feb6.0%
- Mar11.9%
- Apr6.0%
- May9.0%
- Jun9.0%
- Jul11.9%
- Aug4.5%
- Sep14.9%
- Oct9.0%
- Nov10.4%
- Dec3.0%
Source: NHTSA Fatality Analysis Reporting System (FARS), 2024 Annual Report File (released April 2026, subject to revision). How we count
What fatal crashes on US 34 in Illinois first hit
The first harmful event was a collision with another vehicle in 48%; a pedestrian in 25%, a fixed object such as a tree, pole or barrier in 18%, a cyclist in 3.0%.
| First harmful event | Fatal crashes | Share |
|---|---|---|
| Collision with another vehicle | 32 | 48% |
| Pedestrian | 17 | 25% |
| Fixed object (tree, pole, barrier, ditch) | 12 | 18% |
| Cyclist | 2 | 3.0% |
| Other | 2 | 3.0% |
| Rollover | 1 | 1.5% |
| Parked vehicle | 1 | 1.5% |
| Not reported | 0 | 0.0% |
Source: NHTSA Fatality Analysis Reporting System (FARS), 2024 Annual Report File (released April 2026, subject to revision). How we count
How fatal crashes on US 34 in Illinois compare with the state
The largest difference from Illinois: from 2015 to 2024, 29% of occupants killed on US 34 in Illinois were unbelted, against 46% across Illinois. Also above the Illinois share: pedestrians. Shares of fatal crashes from 2015 to 2024, against the share across all of Illinois. A share is only given over 20 crashes; above or below means more than chance would give on 67 crashes.
| US 34 | Illinois | ||
|---|---|---|---|
| On rural stretches | 39% | 34% | about the same as the Illinois share |
| At or near an intersection | 36% | 30% | about the same as the Illinois share |
| In the dark, road unlit | 29% | 25% | about the same as the Illinois share |
| A drinking driver | 24% | 27% | about the same as the Illinois share |
| Speeding | 34% | 37% | about the same as the Illinois share |
| A distracted driver (as recorded) | 6.0% | 9.8% | about the same as the Illinois share |
| Occupants killed unbelted | 29% | 46% | below the Illinois share |
| Hit-and-run | 7.5% | 8.4% | about the same as the Illinois share |
| A motorcycle involved | 10% | 14% | about the same as the Illinois share |
| Pedestrians among the dead | 24% | 16% | above the Illinois share |
Source: NHTSA Fatality Analysis Reporting System (FARS), 2024 Annual Report File (released April 2026, subject to revision). How we count
Questions about fatal crashes on US 34 in Illinois
- How many fatal crashes have there been on US 34 in Illinois?
- 67 fatal crashes killed 74 people on US 34 in Illinois from 2015 to 2024. In 2024 there were 8 fatal crashes and 8 deaths. Source: NHTSA's Fatality Analysis Reporting System (FARS).
- Where on US 34 in Illinois do the most fatal crashes happen?
- DuPage County had the most fatal crashes on US 34 from 2015 to 2024: 17, with 17 deaths. Knox County was second with 9.
Other roads in Illinois with a page
All fatal crashes in Illinois, with every road ranked.
Where the US 34 numbers come from
Counted from NHTSA's Fatality Analysis Reporting System, 2024 Annual Report File: every fatal crash whose road NHTSA filed as US 34 in Illinois (filed under 17 spellings, such as "US- 34", "US-34", "US-34 (6TH)", "US-34 (MARKET ST)"). Ramps, frontage and service roads are left out. Where two routes share a road, NHTSA files each crash under one of them, so a shared stretch counts on one route only. A fatal crash is one in which someone died within 30 days. Totals in state and news reports for a road usually differ: they include ramps and frontage roads, or count from preliminary reports. The full method.