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FHWA Home / Safety / Speed Management / Facts & Statistics

Facts & Statistics

Crash Facts

NEW Traffic Safety Facts: Speeding – This NHTSA fact sheet provides an overview of speeding-related crashes using the most recent year of data available.

Development of a Speeding-Related Crash Typology – These reports summarize a detailed examination of crash data and the development of a speeding–related (SR) crash typology to help define the crash, vehicle, and driver characteristics that appear to result in a higher probability of SR crashes.

Analysis of Speeding Related-Crashes: Definitions & the Effects of Road Environments, DOT HS 811 090 (February 2009) – The study examines two aspects related to speeding-related crashes – "driving too fast for conditions" and "exceeding posted speed limit."  Road environments analyzed include surface conditions, alignment, and intersections.

Analysis of Speeding-Related Fatal Motor Vehicle Traffic Crashes, DOT HS 809 839 (June 2005)  – This study analyzes speeding-related motor vehicle traffic fatal crashes using NHTSA's Fatality Analysis Reporting System (FARS). A separate section discusses the extent of speeding-related crashes by state.

Speed Data

National Traffic Speeds Survey II: 2009 – This NHTSA study reports travel speeds measured in a nationally representative sample of freeways, arterial highways, and collector roads across the United States.

Speed Limit Data

Posted Highway Speed Limits 1993 to 2000
Page last modified on February 1, 2017
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