6.9%
Share of PennDOT reported crashes flagged drinking driver, 2016-2025
near broadly near the state share
95% range: 6.2%–7.8%County evidence
Jefferson County, Pennsylvania
County identity and carefully framed public-data context.
2024 ACS population43,864
Coverage levelT1
Data through2025
UpdatedAug. 2, 2026
Technical build details
cube cube-20260802-3f91ff852ded · registry countycase-metric-registry-1.4.0
Reported crash flags
3.4%
Share of PennDOT reported crashes flagged drugged driver, 2016-2025
above somewhat above the state share
95% range: 2.9%–4.1%9.2%
Share of PennDOT reported crashes flagged distracted, 2016-2025
below somewhat below the state share
95% range: 8.3%–10.1%51.9%
Share of PennDOT reported crashes flagged aggressive driving, 2016-2025
near broadly near the state share
95% range: 50.3%–53.5%35.5%
Share of PennDOT reported crashes flagged speeding related, 2016-2025
well above well above the state share
16.4%
Share of PennDOT reported crashes flagged mature driver, 2016-2025
near broadly near the state share
95% range: 15.2%–17.6%19.0%
Share of PennDOT reported crashes flagged young driver, 2016-2025
near broadly near the state share
95% range: 17.8%–20.2%13.5%
Share of PennDOT reported crashes flagged deer related, 2016-2025
well above well above the state share
1.8%
Share of PennDOT reported crashes flagged work zone, 2016-2025
well above possibly well above the state share
95% range: 1.5%–2.3%0.2%
Share of PennDOT reported crashes flagged school zone, 2016-2025
well below possibly well below the state share
95% range: 0.1%–0.3%Keep in view: These reported-crash flags can overlap and do not measure how often individual drivers engage in a behavior or establish why a crash happened.
Crash severity
13.2
Share of reported crashes that were fatal: 13.2 per 1,000, 2016-2025
well above possibly well above the state rate
95% range: 9.8–17.312.3%
Suspected-serious share of the source-defined reported-crash injury universe, 2016-2025
well above well above the state share
Keep in view: The share of reported crashes that were fatal does not measure a county's danger, a traveler's risk, or the cause of any crash.
Fatal-crash timing
28.3%
Share of FARS fatal crashes that were night, 2015-2024
below somewhat below the state share
95% range: 18.0%–41.6%24.5%
Share of FARS fatal crashes that were weekend, 2015-2024
below somewhat below the state share
95% range: 14.9%–37.6%17.0%
Share of FARS fatal crashes that were impaired involved, 2015-2024
well below possibly well below the state share
95% range: 9.2%–29.2%Keep in view: These time and involvement shares describe fatal crashes in FARS and do not measure an individual's risk or establish why a crash occurred.
Truck-crash context
1.93
Truck-crash share relative to overall reported-crash share, 2015-2023
well above well above the state level
Keep in view: This location quotient compares shares of reported crashes and does not measure truck-driver fault, carrier safety, or roadway danger.
Long-run trajectory
401
Annual Reportable Crashes, 2025
75.5
Annual Crash Index (2006=100), 2025
below somewhat below the state index
95% range: 66.3–86.071.2
Crash Index (2006=100), 2020
well below possibly well below the state index
95% range: 62.4–81.267.3
Mean Recovery Index, 2021-2025
well below well below the state index
14.2
Mean Absolute County-State Index Gap, 2006-2025
well above well above the state level
Keep in view: An indexed trajectory compares reported-crash counts with a county's own 2006 base and does not measure safety, danger, or individual risk.
Source notices
- Source: Pennsylvania Department of Transportation, public crash open-data files.
- Aggregate-only use; no source-record redistribution
- Source: National Highway Traffic Safety Administration, Fatality Analysis Reporting System (Final files).
- Final-release and source-universe notice
- Source: Federal Motor Carrier Safety Administration, MCMIS Crash File, U.S. DOT Data Portal.
- Matured years and deduplicated crash-event notice