COUNTY FATALITY DATA
Jefferson County: larger FARS fatality book
Jefferson County (LA) holds a larger FARS book (272, #221 of 3,137) with 32 latest-year deaths.
- 272
- Total Fatalities (2016-2023)
- 32
- Latest Year Deaths
- Very high count
- 7.6
- Per 100k Residents
- Well below average
- Increasing
- Trend
Larger fatality book
Jefferson County ranks #221 of 3,137 by total FARS fatalities (272 across 2016-2023) - top-third book size.
Jefferson County in the larger-book third
According to NHTSA FARS, Jefferson County carries a top-third fatality book (272 across 2016-2023, #221 of 3,137) at 7.6/100k.
- #1,992 of 2,328
- lower-rate third
- #221 of 3,137
- larger-book third
- #53 of 55
- in LA by rate
- Increasing
- fatality trend
NHTSA county milepost
Milepost JEFFERSON-51 · Jefferson 7.6/100k · #1,992 of 2,328
Jefferson County · 7.6/100k · increasing
- TREND 7.6/100k
- CAUSE #1,992 of 2,328
- PHOTO 272 book
- VS-ST Increasing
- CRASH near Bucks
- FARS -66.7% vs LA
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 → · Louisiana state profile →
Jefferson County rate neighbourhood
Deaths per 100,000 residents vs nearest nationwide rate peers (pop ≥250k).
- York
York County
8 per 100k
- Jefferson
Jefferson County
8 per 100k
- Bucks
Bucks County
8 per 100k
- Mercer
Mercer County
8 per 100k
- Burlington
Burlington County
8 per 100k
What this shows Jefferson County sits among nearest nationwide per-capita peers.
How does Jefferson County compare?
2023 road deaths per 100,000 residents. Choose any comparison from the menu.
Jefferson County is 67% 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 Louisiana, Jefferson County ranks 15 for per-capita risk, below the state's own per-capita average of 22.8 per 100,000 -- nationally, this rate leaves it safer than most U.S. counties by that per-capita measure. The gap between Jefferson County's rate and the state average is 15.2 per 100,000. Its closest per-capita peer statewide is Avoyelles County, at 28.6 per 100,000 (a difference of 21.0). Its peer counties, highest to lowest per 100,000 residents: St. Helena County (55.7), Grant County (54.8), Pointe Coupee County (50.0), St. John The Baptist County (40.4), De Soto County (36.9), Sabine County (36.5), Franklin County (36.3), Evangeline County (34.6), Union County (33.9), St. Martin County (33.3), Jefferson Davis County (31.7), East Feliciana County (31.2), Richland County (30.4), Avoyelles County (28.6).
Jefferson County's rate vs. every rated U.S. county
Deaths per 100,000 residents -- counties with 10,000+ people, NHTSA FARS over Census population
8 Among the safer counties a lower per-capita rate than 85% 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
Counties with similar FARS profiles
Two cross-state peer sets for Jefferson County. Same-state rate comparisons stay in the chart above; these neighborhoods are nearest other-state counties with population at least 250,000.
Similar per-capita fatality rate
Nearest counties by deaths per 100,000 residents (7.6 here), outside Louisiana.
Similar fatality volume
Nearest counties by recorded FARS deaths (272 here), excluding the rate-peer set.
More road safety data related to Jefferson County
Contextual links from this profile to rankings, tools, research, and peer geographies on PlainRoadSafety.
- Jefferson County vs other counties by ratePer-100k fatality comparison
- Louisiana statewide fatality dataAll counties in this state
- Deadliest states for drivingContext for LA
- 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 JLetter index including LA counties
- BUCKS County, PA fatalitiesSimilar nationwide FARS profile
- MERCER County, NJ fatalitiesSimilar nationwide FARS profile
- YORK County, PA fatalitiesSimilar nationwide FARS profile
- BURLINGTON County, NJ fatalitiesSimilar nationwide FARS profile
Frequently Asked Questions
How many traffic fatalities occurred in Jefferson County, Louisiana?
Jefferson County recorded 272 total traffic fatalities across 254 reported crashes over the data period (2016-2023). The most recent year saw 32 fatalities. The county averages approximately 30.2 fatalities per year.
What is the leading cause of road fatalities in Jefferson County?
Despite a comparatively active crash history (254 recorded crashes), individual cause-code breakdowns are not published for Jefferson County in the current FARS release. Statewide data for Louisiana may provide additional context.
Is the trend of road fatalities in Jefferson County increasing or decreasing?
The trend in Jefferson 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 Jefferson County?
Jefferson County has a fatality rate of 7.6 per 100,000 residents, which leaves it safer than most U.S. counties by that per-capita measure among the 3,137 U.S. counties in this dataset.
Where does Jefferson County rank for road fatality rate?
According to the National Highway Traffic Safety Administration Fatality Analysis Reporting System, Jefferson County ranks #1,992 of 2,328 U.S. counties by road-fatality rate per 100,000 residents (highest first) and #53 of 55 rated counties in LA, the same sort used on the deadliest-states and county rate listings. See /methodology#corpus-placement.
How does Jefferson County compare to the rest of Louisiana?
Jefferson County's per-capita rate of 7.6 per 100,000 residents is below the Louisiana county average of 22.8. Visit the Louisiana state page for the full county-by-county breakdown.
Where does the road fatality data for Jefferson 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.