CountyCaseField Ledger contour markCountyCase
Union County, Pennsylvania context mapThe county is outlined and labeled within PA using 2025 Census TIGER geometry.Union County
Census TIGER/Line 2025 county geometry.

Crash severity

12.5

Share of reported crashes that were fatal: 12.5 per 1,000, 2016-2025

n=44 · window 2016-2025

well above possibly well above the state rate

95% range: 9.1–16.8
10.7%

Suspected-serious share of the source-defined reported-crash injury universe, 2016-2025

n=185 · window 2016-2025

above somewhat above the state share

95% range: 9.4%–12.3%

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

25.6%

Share of FARS fatal crashes that were night, 2015-2024

n=11 · window 2015-2024

well below possibly well below the state share

95% range: 14.9%–40.2%
34.9%

Share of FARS fatal crashes that were weekend, 2015-2024

n=15 · window 2015-2024

near broadly near the state share

95% range: 22.4%–49.8%
30.2%

Share of FARS fatal crashes that were impaired involved, 2015-2024

n=13 · window 2015-2024

above somewhat above the state share

95% range: 18.6%–45.1%

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

1.51

Truck-crash share relative to overall reported-crash share, 2015-2023

n=307 · window 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.

Source notices