Illinois fatal crashes in 2011
FARS records 918 deaths in 835 fatal crashes in Illinois in 2011.
In 2010 it records 927 deaths in 858 fatal crashes.
In 2011 the rate is 7.1 deaths for each 100,000 residents in Illinois and 10.4 in the United States.
By deaths for each 100,000 residents in 2011, Illinois was number 42 of 51, the 50 states and the District of Columbia.
Deaths in Illinois fell by 1.0% from 2010 to 2011. In the United States they fell by 1.6%.
In 2011, a driver was recorded as drinking in 32.6% of fatal crashes in Illinois and 30.9% in the United States.
To qualify as a FARS case, the crash had to involve a motor vehicle traveling on a trafficway customarily open to the public and must have resulted in the death of a motorist or a non-motorist within 30 days of the crash.
The set of first files, known as the Annual Report File (ARF), is released following the crash year. The ARF is replaced about a year later with a final file, which contains additional cases or updates to cases that had become available after the ARF was released.
NHTSA's words. Source: NHTSA, Fatality Analysis Reporting System Analytical User's Manual, 1975-2024 (DOT HS 813 794, April 2026), copied on .
This site reads the years before 2015 from one fixed copy. It does not track later revisions of these years. Release dates
2011 beside 2010
| Figure | Illinois, 2011 | Illinois, 2010 | United States, 2011 |
|---|---|---|---|
| Deaths | 918 | 927 | 32,479 |
| Fatal crashes | 835 | 858 | 29,867 |
| Deaths for each 100,000 residents | 7.1 | 7.2 | 10.4 |
| Fatal crashes with a driver recorded as drinking | 272 | 317 | 9,231 |
Note: FARS records a driver as drinking when police reported alcohol involvement or a test of the driver was positive for alcohol. It is not NHTSA's alcohol-impaired measure. NHTSA's definitions
For the years before 2015 the count is from the FARS element DRUNK_DR. It counts a blood alcohol concentration of .01 g/dL or more. From 2015 the count is from DR_DRINK and counts .001 g/dL or more.
Counties in 2011
Note: a county with no fatal crash in 2011 is not in the table. A count of 1 or 2 is written "1 or 2".
Time of day and weekday
| Time of day | Fatal crashes | Share |
|---|---|---|
| Midnight to 6 a.m. | 175 | 21.0% |
| 6 a.m. to noon | 161 | 19.3% |
| Noon to 6 p.m. | 249 | 29.8% |
| 6 p.m. to midnight | 250 | 29.9% |
| Weekday | Fatal crashes | Share |
|---|---|---|
| Sunday | 116 | 13.9% |
| Monday | 128 | 15.3% |
| Tuesday | 101 | 12.1% |
| Wednesday | 98 | 11.7% |
| Thursday | 108 | 12.9% |
| Friday | 133 | 15.9% |
| Saturday | 151 | 18.1% |
Note: the tables have the fatal crashes with a known hour or weekday.
Cite this page
Fatal Roads. Illinois fatal crashes in 2011. https://fatalroads.com/state/illinois/2011/. Source: National Highway Traffic Safety Administration, Fatality Analysis Reporting System, FARS 2024 annual file. Data to .
The address of this page does not change.
Source of the figures
Counts: National Highway Traffic Safety Administration, Fatality Analysis Reporting System, national file of 2011. This site reads the years before 2015 from one fixed copy. It does not track later revisions of these years. Residents: Census Bureau, Population Estimates Program, vintage 2025. Data to .
How the figures are made. Data sources and licences. Corrections.
Questions
Which file does the 2011 page use?
This site reads the years before 2015 from one fixed copy. It does not track later revisions of these years.
What part of the deaths in the United States in 2011 was in Illinois?
Illinois had 918 of the 32,479 deaths in the United States in 2011. That is 2.8 percent.
In how many counties of Illinois did FARS record a fatal crash in 2011?
FARS records one or more fatal crashes in 91 counties of Illinois in 2011.
How many fatal crashes in Illinois in 2011 had a driver recorded as drinking?
FARS records a driver as drinking in 272 of 835 fatal crashes in 2011.