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

Residence and crash location

391

Deaths of county residents, CDC WONDER, 2018-2024

n=391 · window 2018-2024
369

Deaths from crashes in this county, FARS, 2018-2024

n=369 · window 2018-2024
-22

Crash-location fatalities minus resident deaths, 2018-2024

n=369 · window 2018-2024

location minus resident A signed difference between the two source counts.

Keep in view: This difference is not a count of people traveling into or out of the county and does not identify where county residents crashed.

Reported crash flags

6.6%

Share of PennDOT reported crashes flagged drinking driver, 2016-2025

n=3718 · window 2016-2025

below somewhat below the state share

95% range: 6.4%–6.8%
2.6%

Share of PennDOT reported crashes flagged drugged driver, 2016-2025

n=1474 · window 2016-2025

below below the state share

12.8%

Share of PennDOT reported crashes flagged distracted, 2016-2025

n=7249 · window 2016-2025

above above the state share

61.5%

Share of PennDOT reported crashes flagged aggressive driving, 2016-2025

n=34830 · window 2016-2025

near broadly near the state share

95% range: 61.1%–61.9%
23.7%

Share of PennDOT reported crashes flagged speeding related, 2016-2025

n=13432 · window 2016-2025

near near the state share

20.2%

Share of PennDOT reported crashes flagged mature driver, 2016-2025

n=11454 · window 2016-2025

above above the state share

22.1%

Share of PennDOT reported crashes flagged young driver, 2016-2025

n=12514 · window 2016-2025

above somewhat above the state share

95% range: 21.8%–22.4%
2.4%

Share of PennDOT reported crashes flagged deer related, 2016-2025

n=1333 · window 2016-2025

well below well below the state share

0.9%

Share of PennDOT reported crashes flagged work zone, 2016-2025

n=515 · window 2016-2025

well below well below the state share

0.3%

Share of PennDOT reported crashes flagged school zone, 2016-2025

n=176 · window 2016-2025

near broadly near the state share

95% range: 0.3%–0.4%

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

8.2

Share of reported crashes that were fatal: 8.2 per 1,000, 2016-2025

n=465 · window 2016-2025

near broadly near the state rate

95% range: 7.5–9.0
8.9%

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

n=2391 · window 2016-2025

near near 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

32.5%

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

n=154 · window 2015-2024

near broadly near the state share

95% range: 28.4%–36.8%
31.2%

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

n=148 · window 2015-2024

near broadly near the state share

95% range: 27.2%–35.5%
24.3%

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

n=115 · window 2015-2024

near broadly near the state share

95% range: 20.6%–28.3%

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.

Population context

102.2

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

n=5701 · window 2025

above above the state rate

100.7

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

n=28078 · window 2021-2025

above above the state rate

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

Truck-crash context

1.00

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

n=3175 · window 2015-2023

near near 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

5,701

Annual Reportable Crashes, 2025

n=5701 · window 2025
99.3

Annual Crash Index (2006=100), 2025

n=5701 · window 2025

near near the state index

83.6

Crash Index (2006=100), 2020

n=4803 · window 2020

below below the state index

97.8

Mean Recovery Index, 2021-2025

n=28078 · window 2021-2025

near near the state index

4.8

Mean Absolute County-State Index Gap, 2006-2025

n=5744 · window 2006-2025

well below well below 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