Fatal crash profile · County
Traffic deaths in McHenry County, Illinois
County in Illinois · United States
- Deaths, 2024
- 27
- Fatal crashes
- 24
- Population
- 315.7K
In 2024, 27 people died in 24 fatal crashes in McHenry County, Illinois. That was 170.0% more than in 2023 (10) and the most in any year since 2020. The death rate was 8.6 per 100,000 residents, compared with 9.3 in Illinois and 11.5 in the United States. McHenry County had the 9th most traffic deaths among Illinois's counties. Between 2020 and 2024, 107 people died, an average of 21 a year. Pedestrians accounted for 15% of deaths, and 42% of fatal crashes were speeding-related.
Deaths
Traffic deaths
8.6
deaths per 100,000 residents in 2024
- About the same as the rate in Illinois: 9.3
- About three-quarters of the rate in the United States: 11.5
6.8
average deaths per 100,000 residents a year, 2020–2024
- About two-thirds of the average in Illinois: 9.8
- About 55 percent of the average in the United States: 12.3
+170%
change in deaths from 2023 to 2024
10 deaths in 2023, 27 in 2024
- Illinois: -5%
- The United States: -4%
| Category | Deaths | Fatal crashes |
|---|---|---|
| 2020 | 23 | 20 |
| 2021 | 21 | 19 |
| 2022 | 26 | 18 |
| 2023 | 10 | 10 |
| 2024 | 27 | 24 |
People who died within 30 days of a crash. A fatal crash can kill more than one person.
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| Category | Deaths per 100,000 |
|---|---|
| 2020 | 7.4 |
| 2021 | 6.7 |
| 2022 | 8.3 |
| 2023 | 3.2 |
| 2024 | 8.6 |
Uses Census population estimates, available from 2000.
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Road users
Who died
15%
of deaths were pedestrians
- About 80 percent of the share in Illinois: 18%
- About 80 percent of the share in the United States: 18%
| Category | Deaths |
|---|---|
| Vehicle occupants and others | 19 |
| Pedestrians | 4 |
| Motorcyclists | 4 |
| Cyclists | 0 |
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| Type | Deaths | Share in McHenry County | Share in Illinois |
|---|---|---|---|
| Pedestrians | 4 | 15% | 18% |
| Motorcyclists | 4 | 15% | 13% |
| Cyclists | 0 | 0% | 3% |
| Alcohol-impaired driving crashes | 11 | 41% | 29% |
| Speeding-related crashes | 12 | 44% | 36% |
Alcohol-impaired and speeding-related count everyone killed in those crashes, so a death can appear in more than one row.
Crash factors
Speeding, alcohol, night and weekend crashes
42%
of fatal crashes were speeding-related
- About 1.2 times the share in Illinois: 35%
- About 1.5 times the share in the United States: 28%
42%
of fatal crashes involved a drinking driver
- About 1.8 times the share in Illinois: 24%
- About 1.7 times the share in the United States: 25%
| Category | McHenry County | Illinois | United States |
|---|---|---|---|
| Speeding-related | 41.7% | 23.5% | 24.8% |
| Alcohol-involved | 41.7% | 34.7% | 28.1% |
| At night | 33.3% | 54.4% | 53.6% |
| At weekends | 33.3% | 35.6% | 32.6% |
Share of fatal crashes. Alcohol-involved means a police-reported drinking driver.
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Timing
When crashes happen
33%
of fatal crashes happened at night
- About 60 percent of the share in Illinois: 54%
- About two-thirds of the share in the United States: 54%
33%
of fatal crashes happened at weekends
- About the same as the share in Illinois: 36%
- About the same as the share in the United States: 33%
| Category | Fatal crashes |
|---|---|
| 12am | 5 |
| 1am | 2 |
| 2am | 4 |
| 3am | 1 |
| 4am | 1 |
| 5am | 2 |
| 6am | 4 |
| 7am | 5 |
| 8am | 0 |
| 9am | 4 |
| 10am | 5 |
| 11am | 5 |
| 12pm | 5 |
| 1pm | 1 |
| 2pm | 7 |
| 3pm | 5 |
| 4pm | 8 |
| 5pm | 4 |
| 6pm | 3 |
| 7pm | 4 |
| 8pm | 4 |
| 9pm | 3 |
| 10pm | 7 |
| 11pm | 0 |
All crashes 2020–2024.
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| Category | Fatal crashes |
|---|---|
| Sun | 13 |
| Mon | 20 |
| Tue | 7 |
| Wed | 14 |
| Thu | 11 |
| Fri | 11 |
| Sat | 15 |
All crashes 2020–2024.
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| Category | Fatal crashes |
|---|---|
| Jan | 2 |
| Feb | 9 |
| Mar | 4 |
| Apr | 3 |
| May | 10 |
| Jun | 12 |
| Jul | 10 |
| Aug | 14 |
| Sep | 10 |
| Oct | 7 |
| Nov | 6 |
| Dec | 4 |
All crashes 2020–2024.
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Conditions
Weather and light
| Category | Fatal crashes |
|---|---|
| Clear | 79 |
| Rain | 9 |
| Cloudy | 2 |
| Snow | 1 |
All crashes 2020–2024. Crashes where conditions were not reported are left out.
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| Category | Fatal crashes |
|---|---|
| Daylight | 52 |
| Dark - Not Lighted | 18 |
| Dark - Lighted | 14 |
| Dawn | 4 |
| Dusk | 2 |
| Dark - Unknown Lighting | 1 |
All crashes 2020–2024. Crashes where conditions were not reported are left out.
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Roads and vehicles
Where and what, 2020–2024
Roads with the most fatal crashes
- US-146
- SR-315
- SR-475
- SR-1765
- SR-1734
- SR-233
- I-902
- US- 142
- SR-120/ELM ST2
- JAMES R RAKOW RD2
Road names as recorded in police reports.
| Category | Vehicles |
|---|---|
| Cars | 62 |
| SUVs | 32 |
| Motorcycles | 27 |
| Pickup trucks | 17 |
| Vans | 10 |
| Medium and heavy trucks | 10 |
| Other vehicles | 1 |
| Buses | 1 |
All crashes 2020–2024.
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Vehicles most often involved
- Honda Civic5
- Chevrolet Silverado5
- Toyota Corolla4
- Toyota Camry4
- Harley Davidson Electra Glide Ultra Classic4
- Jeep Wrangler3
- Ford Fusion3
- Ford F-1503
- Dodge Caravan/Grand Caravan3
- Chevrolet Cruze3
Reflects how common a vehicle is as well as crash involvement; not a safety rating.
Crashes
Fatal crashes
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Fatal crashes in 2024. Crashes without reported coordinates are not shown.
Filter crashes
| Date | Location | Road | Deaths |
|---|---|---|---|
| Oct 1, 2023 | — | SR-173 | 1 |
| Aug 5, 2023 | — | KISHWAUKEE VALLEY RD | 1 |
| Jul 29, 2023 | — | SR-47 | 1 |
| Jul 19, 2023 | Fox River Grove | US-14 NORTHWEST HWY | 1 |
| Jun 23, 2023 | — | US-14 | 1 |
| Jun 12, 2023 | — | CHERRY VALLEY RD | 1 |
| May 29, 2023 | Spring Grove | WILMOT RD | 1 |
| Feb 27, 2023 | Crystal Lake | SR-176 | 1 |
| Feb 9, 2023 | Crystal Lake | US-14 | 1 |
| Nov 14, 2022 | — | FOX LAKE RD | 1 |
| Nov 1, 2022 | — | SR-31 | 1 |
| Oct 18, 2022 | Lake in the Hills | ALGONQUIN RD | 1 |
| Sep 3, 2022 | McHenry | SR-31 | 2 |
| Aug 16, 2022 | — | SR-23 | 1 |
| Aug 2, 2022 | Lake in the Hills | JAMES R RAKOW RD | 1 |
| Jul 31, 2022 | — | I-90 | 8 |
| Jul 30, 2022 | — | SR-176 | 1 |
| Jun 12, 2022 | — | CR-A44 | 1 |
| Jun 9, 2022 | — | SR-173 | 1 |
| Jun 4, 2022 | McHenry | SR-120 | 1 |
| Jun 2, 2022 | — | CR-V40 | 1 |
| May 16, 2022 | Cary | CHERRY AR | 1 |
| Apr 8, 2022 | — | I-90 | 1 |
| Mar 19, 2022 | — | SR-176 | 1 |
| Mar 18, 2022 | Spring Grove | SR-173 | 1 |
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Source: NHTSA Fatality Analysis Reporting System (FARS), 2020–2024. A fatal crash is one in which at least one person died within 30 days. Population: US Census Bureau estimates.