State Highway 642 in South Carolina: fatal crashes
From 2015 to 2024, 53 fatal crashes on State Highway 642 in South Carolina killed 61 people. In 2024 there were 8 fatal crashes and 11 deaths on the road.
An state highway running through 2 counties of South Carolina. All fatal crashes in South Carolina.
Deaths on State Highway 642 in South Carolina by year
| Year | Fatal crashes | Deaths |
|---|---|---|
| 2015 | 3 | 3 |
| 2016 | 4 | 4 |
| 2017 | 6 | 8 |
| 2018 | 4 | 4 |
| 2019 | 6 | 6 |
| 2020 | 2 | 2 |
| 2021 | 7 | 8 |
| 2022 | 6 | 7 |
| 2023 | 7 | 8 |
| 2024 | 8 | 11 |
Source: NHTSA Fatality Analysis Reporting System (FARS), 2024 Annual Report File (released April 2026, subject to revision). How we count
Where on State Highway 642 in South Carolina: the counties with the most fatal crashes
Charleston County had the most fatal crashes on State Highway 642 from 2015 to 2024: 36, with 41 deaths. Counties are listed from 5 fatal crashes.
| County | 2024 | 2015 to 2024 | Deaths | |
|---|---|---|---|---|
| 1 | Charleston | 4 | 36 | 41 |
| 2 | Dorchester | 4 | 17 | 20 |
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 State Highway 642 in South Carolina
Too few crashes to name a heaviest slot. The grid shows the shares; a share is only given over 20 crashes.
| Midnight to 4 | 4 to 8 am | 8 to noon | Noon to 4 | 4 to 8 pm | 8 to midnight | |
|---|---|---|---|---|---|---|
| Sun | 3.8 percent, 2 fatal crashes | 1.9 percent, 1 fatal crashes | 0.0 percent, 0 fatal crashes | 0.0 percent, 0 fatal crashes | 7.5 percent, 4 fatal crashes | 0.0 percent, 0 fatal crashes |
| Mon | 0.0 percent, 0 fatal crashes | 0.0 percent, 0 fatal crashes | 1.9 percent, 1 fatal crashes | 0.0 percent, 0 fatal crashes | 7.5 percent, 4 fatal crashes | 5.7 percent, 3 fatal crashes |
| Tue | 1.9 percent, 1 fatal crashes | 1.9 percent, 1 fatal crashes | 0.0 percent, 0 fatal crashes | 0.0 percent, 0 fatal crashes | 5.7 percent, 3 fatal crashes | 3.8 percent, 2 fatal crashes |
| Wed | 3.8 percent, 2 fatal crashes | 0.0 percent, 0 fatal crashes | 0.0 percent, 0 fatal crashes | 1.9 percent, 1 fatal crashes | 3.8 percent, 2 fatal crashes | 0.0 percent, 0 fatal crashes |
| Thu | 0.0 percent, 0 fatal crashes | 3.8 percent, 2 fatal crashes | 3.8 percent, 2 fatal crashes | 3.8 percent, 2 fatal crashes | 3.8 percent, 2 fatal crashes | 3.8 percent, 2 fatal crashes |
| Fri | 7.5 percent, 4 fatal crashes | 1.9 percent, 1 fatal crashes | 0.0 percent, 0 fatal crashes | 0.0 percent, 0 fatal crashes | 0.0 percent, 0 fatal crashes | 0.0 percent, 0 fatal crashes |
| Sat | 3.8 percent, 2 fatal crashes | 3.8 percent, 2 fatal crashes | 1.9 percent, 1 fatal crashes | 0.0 percent, 0 fatal crashes | 3.8 percent, 2 fatal crashes | 7.5 percent, 4 fatal crashes |
By hour
By month
- Jan3.8%
- Feb7.5%
- Mar11.3%
- Apr9.4%
- May11.3%
- Jun7.5%
- Jul11.3%
- Aug13.2%
- Sep5.7%
- Oct13.2%
- Nov1.9%
- Dec3.8%
Source: NHTSA Fatality Analysis Reporting System (FARS), 2024 Annual Report File (released April 2026, subject to revision). How we count
What fatal crashes on State Highway 642 in South Carolina first hit
| First harmful event | Fatal crashes | Share |
|---|---|---|
| Collision with another vehicle | 25 | 47% |
| Pedestrian | 21 | 40% |
| Cyclist | 2 | 3.8% |
| Rollover | 2 | 3.8% |
| Fixed object (tree, pole, barrier, ditch) | 2 | 3.8% |
| Other | 1 | 1.9% |
| Parked vehicle | 0 | 0.0% |
| 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 State Highway 642 in South Carolina compare with the state
Shares of fatal crashes from 2015 to 2024, against the share across all of South Carolina. A share is only given over 20 crashes.
| State Highway 642 | South Carolina | ||
|---|---|---|---|
| On rural stretches | 11% | 59% | below the South Carolina share |
| At or near an intersection | 34% | 20% | above the South Carolina share |
| In the dark, road unlit | 17% | 37% | below the South Carolina share |
| A drinking driver | 28% | 32% | below the South Carolina share |
| Speeding | 25% | 40% | below the South Carolina share |
| Occupants killed unbelted | 35% | 53% | below the South Carolina share |
| Hit-and-run | 13% | 4.2% | above the South Carolina share |
| A motorcycle involved | 11% | 16% | below the South Carolina share |
| Pedestrians among the dead | 34% | 16% | above the South Carolina share |
Source: NHTSA Fatality Analysis Reporting System (FARS), 2024 Annual Report File (released April 2026, subject to revision). How we count
Other roads in South Carolina with a page
- I-20
- I-26
- I-385
- I-77
- I-85
- I-95
- State Highway 11
- State Highway 14
- State Highway 19
- State Highway 20
- State Highway 28
- State Highway 291
All fatal crashes in South Carolina, with every road ranked.
Where the State Highway 642 numbers come from
Counted from NHTSA's Fatality Analysis Reporting System, 2024 Annual Report File: every fatal crash whose road NHTSA filed as State Highway 642 in South Carolina (filed under 3 spellings, such as "SR-642", "SR-642 DORCHESTER RD", "SR-642 DORECHESTER RD"). Ramps, frontage and service roads are left out. A fatal crash is one in which someone died within 30 days. The full method.