COUNTY FATALITY DATA
Mercer County, West Virginia
Road fatality data for Mercer County (WV). Data period: 2016-2023.
- 88
- Total Fatalities (2016-2023)
- 9
- Latest Year Deaths
- 16.9
- Per 100k Residents
- Increasing
- Trend
The verdict
Mercer County's fatality rate of 16.9 per 100,000 residents places it close to the national middle by that per-capita measure.
- 40%
- of rated U.S. counties are deadlier per capita
- 15.7/100k
- West Virginia county average
- Increasing
- fatality trend
What the Data Shows
Mercer County, West Virginia recorded 88 total road fatalities across 77 reported crashes during the 2016-2023 reporting window, according to NHTSA's Fatality Analysis Reporting System. The most recent year covered by the data logged 9 deaths on county roads, and the annual average works out to approximately 9.8 fatalities per year. Adjusted for population, the fatality rate is 16.9 per 100,000 residents, which places it close to the national middle by that per-capita measure among the 3,137 U.S. counties in this dataset.
Despite a comparatively active crash history (77 recorded crashes), individual cause-code breakdowns are not published for Mercer County in the current FARS release, so readers looking for contributing-factor data should use the West Virginia state page, which aggregates county-level case files into statewide totals. Either way, the underlying records are drawn from a census of fatal crashes, not a statistical sample, so the counts are actual deaths rather than estimates.
The directional trend for Mercer County is increasing, which means annual fatalities have risen across the reporting period and may warrant closer attention from local transportation and enforcement agencies. Residents, insurers, and policy analysts can use this baseline alongside population density, highway mile data, and rural-versus-urban road mix to judge whether Mercer County's 88-death total is proportionate to its exposure. All numbers are for research and informational use only.
Total Fatalities
88
Latest Year
9
Avg Annual
9.8
Rate per 100K
16.9
Trend
↑ Increasing
How does Mercer County compare?
Average annual road deaths per 100,000 residents. Choose any comparison from the menu.
Mercer County is About the same as the comparison
Average annual road deaths from the NHTSA Fatality Analysis Reporting System over population from the U.S. Census Bureau Population Estimates Program (Vintage 2023). Rates shown for counties with 10,000+ residents.
Among the 15 rated counties in West Virginia, Mercer County ranks 15 for per-capita risk, above the state's own per-capita average of 15.7 per 100,000 -- nationally, this rate places it close to the national middle by that per-capita measure. The gap between Mercer County's rate and the state average is 1.2 per 100,000. Its closest per-capita peer statewide is Barbour County, at 18.9 per 100,000 (a difference of 2.0). Its peer counties, highest to lowest per 100,000 residents: Lewis County (29.7), Grant County (28.4), Braxton County (27.1), Nicholas County (25.7), Hampshire County (24.5), Hardy County (23.9), McDowell County (23.5), Roane County (22.6), Logan County (21.4), Wayne County (21.2), Jackson County (21.0), Boone County (19.4), Lincoln County (19.3), Barbour County (18.9).
Mercer County's rate vs. every rated U.S. county
Deaths per 100,000 residents -- counties with 10,000+ people, NHTSA FARS over Census population
17 40th percentile a lower per-capita rate than 40% of 2,392 rated counties
Each bar is a band; taller bars hold more rated counties. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source NHTSA FARS over U.S. Census Bureau population estimates · 2026-06-03
Mercer County's rate vs. the West Virginia state average
Frequently Asked Questions
How many traffic fatalities occurred in Mercer County, West Virginia?
Mercer County recorded 88 total traffic fatalities across 77 reported crashes over the data period (2016-2023). The most recent year saw 9 fatalities. The county averages approximately 9.8 fatalities per year.
What is the leading cause of road fatalities in Mercer County?
Despite a comparatively active crash history (77 recorded crashes), individual cause-code breakdowns are not published for Mercer County in the current FARS release. Statewide data for West Virginia may provide additional context.
Is the trend of road fatalities in Mercer County increasing or decreasing?
The trend in Mercer County is increasing. This indicates that traffic fatalities have risen over the data period, warranting attention to road safety initiatives.
What is the fatality rate per capita in Mercer County?
Mercer County has a fatality rate of 16.9 per 100,000 residents, which places it close to the national middle by that per-capita measure among the 3,137 U.S. counties in this dataset.
How does Mercer County compare to the rest of West Virginia?
Mercer County's per-capita rate of 16.9 per 100,000 residents is above the West Virginia county average of 15.7. Visit the West Virginia state page for the full county-by-county breakdown.
Where does the road fatality data for Mercer County come from?
All road fatality data comes from the NHTSA Fatality Analysis Reporting System (FARS), a census of fatal motor vehicle crashes on public roads in the United States. FARS data covers the period 2016-2023 and includes all crashes resulting in at least one fatality within 30 days.
Source: NHTSA Fatality Analysis Reporting System (FARS) NHTSA Fatality Analysis Reporting System (FARS) This information is for research and informational purposes only
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainRoadSafety is computed directly from NHTSA FARS census data, no number is typed in by an editor. County figures are computed directly from NHTSA FARS census data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.