CountyCaseField Ledger contour markCountyCase
Seneca County, Ohio context mapThe county is outlined and labeled within OH using 2025 Census TIGER geometry.Seneca County
Census TIGER/Line 2025 county geometry.

Crash severity

4.7

Share of reported crashes that were fatal: 4.7 per 1,000, 2021-2025

n=31 · window 2021-2025

near broadly near the state rate

95% range: 3.2–6.6
3.2%

Suspected-serious share of the source-defined reported-crash injury universe, 2021-2025

n=210 · window 2021-2025

well above possibly well above the state share

95% range: 2.8%–3.6%

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.

Population context

252.1

Annual reported crashes per 10,000 residents (2024 ACS population), 2025

n=1381 · window 2025

above somewhat above the state rate

95% range: 239.0–265.8
243.3

Five-year annualized reported crashes per 10,000 residents (2024 ACS population), 2021-2025

n=6662 · window 2021-2025

above somewhat above the state rate

95% range: 237.5–249.2

Keep in view: Crashes per resident use population as context, not miles traveled, and do not measure an individual resident's driving risk.

Source notices