COUNTY FATALITY DATA
Mono County, California
Road fatality data for Mono County (CA). Data period: 2016-2023.
- 36
- Total Fatalities (2016-2023)
- 1
- Latest Year Deaths
- 30.6
- Per 100k Residents
- Stable
- Trend
The verdict
Mono County's fatality rate of 30.6 per 100,000 residents puts it among the most dangerous one in ten U.S. counties by that per-capita measure.
- 7%
- of rated U.S. counties are deadlier per capita
- 16.1/100k
- California county average
- Stable
- fatality trend
What the Data Shows
Mono County, California recorded 36 total road fatalities across 28 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 1 deaths on county roads, and the annual average works out to approximately 4.0 fatalities per year. Adjusted for population, the fatality rate is 30.6 per 100,000 residents, which puts it among the most dangerous one in ten U.S. counties by that per-capita measure among the 3,137 U.S. counties in this dataset.
Cause-code breakdowns are not individually published for Mono County in the current FARS release, so readers looking for contributing-factor data should use the California 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 Mono County is stable, meaning annual counts have stayed within a narrow band relative to the average. Residents, insurers, and policy analysts can use this baseline alongside population density, highway mile data, and rural-versus-urban road mix to judge whether Mono County's 36-death total is proportionate to its exposure. All numbers are for research and informational use only.
Total Fatalities
36
Latest Year
1
Avg Annual
4.0
Rate per 100K
30.6
Trend
↔ Stable
How does Mono County compare?
Average annual road deaths per 100,000 residents. Choose any comparison from the menu.
Mono County is 90% deadlier than 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 California, Mono County ranks 4 for per-capita risk, above the state's own per-capita average of 16.1 per 100,000 -- nationally, this rate puts it among the most dangerous one in ten U.S. counties by that per-capita measure. The gap between Mono County's rate and the state average is 14.5 per 100,000. Its closest per-capita peer statewide is Lassen County, at 30.1 per 100,000 (a difference of 0.5). Its peer counties, highest to lowest per 100,000 residents: Trinity County (45.3), Inyo County (38.3), Colusa County (34.5), Lassen County (30.1), Siskiyou County (29.6), Glenn County (27.0), Amador County (27.0), Calaveras County (25.6), Mendocino County (24.9), Plumas County (24.0), Tehama County (23.7), Del Norte County (22.9), Lake County (21.8), Tuolumne County (20.8).
Mono County's rate vs. every rated U.S. county
Deaths per 100,000 residents -- counties with 10,000+ people, NHTSA FARS over Census population
31 7th percentile a lower per-capita rate than 7% 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
Mono County's rate vs. the California state average
Frequently Asked Questions
How many traffic fatalities occurred in Mono County, California?
Mono County recorded 36 total traffic fatalities across 28 reported crashes over the data period (2016-2023). The most recent year saw 1 fatalities. The county averages approximately 4.0 fatalities per year.
What is the leading cause of road fatalities in Mono County?
Cause-code breakdowns are not individually published for Mono County in the current FARS release. Statewide data for California may provide additional context.
Is the trend of road fatalities in Mono County increasing or decreasing?
The trend in Mono County is stable. Fatality counts have remained relatively consistent over the data period.
What is the fatality rate per capita in Mono County?
Mono County has a fatality rate of 30.6 per 100,000 residents, which puts it among the most dangerous one in ten U.S. counties by that per-capita measure among the 3,137 U.S. counties in this dataset.
How does Mono County compare to the rest of California?
Mono County's per-capita rate of 30.6 per 100,000 residents is above the California county average of 16.1. Visit the California state page for the full county-by-county breakdown.
Where does the road fatality data for Mono 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.