COUNTY FATALITY DATA
Summit County, Utah
Road fatality data for Summit County (UT). Data period: 2016-2023.
- 39
- Total Fatalities (2016-2023)
- 5
- Latest Year Deaths
- Low count
- 11.7
- Per 100k Residents
- Below average
- Increasing
- Trend
Rising fatality trend
Summit County's FARS series is labeled Increasing with 5 deaths in the latest year.
Summit County on a rising FARS trend
According to the National Highway Traffic Safety Administration Fatality Analysis Reporting System, Summit County ranks #1,578 of 2,328 U.S. counties by road-fatality rate per 100,000 residents (highest first) and #13 of 21 rated counties in UT. Summit County's fatality rate of 11.7 per 100,000 residents places it close to the national middle by that per-capita measure.
- #1,578 of 2,328
- lower-rate third
- #1,712 of 3,137
- by total FARS fatalities
- #13 of 21
- in UT by rate
- Increasing
- fatality trend
FARS milepost strip
Milepost SUMMIT-43 · Summit 11.7/100k · #1,578 of 2,328
Summit County · 11.7/100k · increasing
- CRASH 11.7/100k
- FARS #1,578 of 2,328
- NHTSA 39 book
- MILE Increasing
- POST 39 crash
- BAND -36.1% vs UT
Stamps derive from this county's NHTSA FARS row (per-100k or book, corpus rank, trend, nationwide peer NAME, vs-state gap), not a trip-risk forecast. PlainRoadSafety is informational only. See our disclaimer. Verify with NHTSA FARS → · Read with methodology → · Understanding road fatality data → · Utah state profile →
How does Summit County compare?
2023 road deaths per 100,000 residents. Choose any comparison from the menu.
Summit County is 36% safer than the comparison
2023 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 and a 2023 FARS record.
Among the 15 rated counties in Utah, Summit County ranks 13 for per-capita risk, below the state's own per-capita average of 18.3 per 100,000 -- nationally, this rate places it close to the national middle by that per-capita measure. The gap between Summit County's rate and the state average is 6.6 per 100,000. Its closest per-capita peer statewide is Weber County, at 10.7 per 100,000 (a difference of 1.0). Its peer counties, highest to lowest per 100,000 residents: San Juan County (55.7), Juab County (38.4), Duchesne County (34.2), Emery County (29.6), Carbon County (29.1), Wasatch County (26.9), Uintah County (21.2), Box Elder County (19.1), Tooele County (17.1), Iron County (17.1), Morgan County (15.4), Sanpete County (13.2), Weber County (10.7), Sevier County (9.0).
Summit County's rate vs. every rated U.S. county
Deaths per 100,000 residents -- counties with 10,000+ people, NHTSA FARS over Census population
12 Lower than most a lower per-capita rate than 67% of 2,328 rated counties
rated U.S. counties, bucketed by value
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 and share, and where it sits relative to this entry.
Source NHTSA FARS over U.S. Census Bureau population estimates · 2026-09-03
More road safety data related to Summit County
Contextual links from this profile to rankings, tools, research, and peer geographies on PlainRoadSafety.
- Summit County vs other counties by ratePer-100k fatality comparison
- Utah statewide fatality dataAll counties in this state
- Deadliest states for drivingContext for UT
- State fatality changesYear-over-year state trends
- Browse all U.S. countiesAlphabetical county index
- All state profiles51 state dashboards
- State vs U.S. safety comparisonRoute-level lookup tool
- National statistics downloadFARS CSV + findings
- How to read FARS fatality dataMethodology primer
- Per-mile vs per-capita road riskRate denominator explained
- Counties starting with SLetter index including UT counties
Frequently Asked Questions
How many traffic fatalities occurred in Summit County, Utah?
Summit County recorded 39 total traffic fatalities across 39 reported crashes over the data period (2016-2023). The most recent year saw 5 fatalities. The county averages approximately 4.3 fatalities per year.
What is the leading cause of road fatalities in Summit County?
Cause-code breakdowns are not individually published for Summit County in the current FARS release. Statewide data for Utah may provide additional context.
Is the trend of road fatalities in Summit County increasing or decreasing?
The trend in Summit 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 Summit County?
Summit County has a fatality rate of 11.7 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.
Where does Summit County rank for road fatality rate?
According to the National Highway Traffic Safety Administration Fatality Analysis Reporting System, Summit County ranks #1,578 of 2,328 U.S. counties by road-fatality rate per 100,000 residents (highest first) and #13 of 21 rated counties in UT, the same sort used on the deadliest-states and county rate listings. See /methodology#corpus-placement.
How does Summit County compare to the rest of Utah?
Summit County's per-capita rate of 11.7 per 100,000 residents is below the Utah county average of 18.3. Visit the Utah state page for the full county-by-county breakdown.
Where does the road fatality data for Summit 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.