Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means youโ€™ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Skip to content
129 datasets found
  • County

    Crash Reporting - Drivers Data

    Montgomery County of Maryland —

    This dataset provides information on motor vehicle operators (drivers) involved in traffic collisions occurring on county and local roadways. The dataset reports...
  • State

    MTA Key Performance Indicators: 2008-2021

    State of New York —

    This dataset combines Key Performance Indicator data that was reported starting with the creation of the MTA Stat performance metric dashboard in 2008 through 2021....
  • State

    MTA Daily Ridership Data: 2020 - 2025

    State of New York —

    This deprecated dataset provides systemwide ridership and traffic estimates for subways (including the Staten Island Railway), buses, Long Island Rail Road, Metro-...
  • County

    Traffic Violations

    Montgomery County of Maryland —

    This dataset contains traffic violation information from all electronic traffic violations issued in the County. Any information that can be used to uniquely identify...
  • City

    Traffic Collision Data from 2010 to Present

    City of Los Angeles —

    ***The Los Angeles Police Department (LAPD) has transitioned traffic collision reporting to our new Records Management System (RMS) as part of our ongoing efforts to...
  • City

    Motor Vehicle Collisions - Vehicles

    City of New York —

    The Motor Vehicle Collisions vehicle table contains details on each vehicle involved in the crash. Each row represents a motor vehicle involved in a crash. The data...
  • City

    Travel Sensors

    City of Austin —

    This dataset is no longer actively maintained, because the devices referenced in this dataset have been removed from operation. This dataset contains information...
  • County

    Crash Reporting - Incidents Data

    Montgomery County of Maryland —

    This dataset provides general information about each collision and details of all traffic collisions occurring on county and local roadways within Montgomery County,...
  • City

    Traffic Volume Counts

    City of New York —

    New York City Department of Transportation (NYC DOT) uses Automated Traffic Recorders (ATR) to collect traffic sample volume counts at bridge crossings and roadways....
  • City

    Chicago Traffic Tracker - Congestion Estimates by Segments

    City of Chicago —

    This dataset contains the current estimated speed for about 1250 segments covering 300 miles of arterial roads. For a more detailed description, please go to...
  • County

    Crash Reporting - Non-Motorists Data

    Montgomery County of Maryland —

    This dataset provides information on non-motorists (pedestrians and cyclists) involved in traffic collisions occurring on county and local roadways.The reports...
  • City

    Street Signs and Roadway Markings Reimbursements

    City of Austin —

    This data captures intradepartmental reimbursements for street sign and roadway markings work from October 2019 to present. This work is managed by the Signs &...
  • City

    Chicago Traffic Tracker - Historical Congestion Estimates by Segment - 2024-Current

    City of Chicago —

    This dataset contains the historical estimated congestion for over 1,000 traffic segments, starting 6/11/2024 (except for a single time slice on 3/8/2024). Older...
  • City

    Baton Rouge Traffic Crash Incidents

    City of Baton Rouge —

    Traffic incident (crash) reports beginning on September 1, 2022. This dataset includes records for all vehicular crashes which occurred within the City of Baton...
  • City

    Traffic Cameras

    City of Austin —

    This dataset contains information about traffic cameras in Austin, TX. These cameras are used to monitor real-time LIVE traffic conditions only. Video is NOT...
  • Federal

    TMAS 2016

    Department of Transportation —

    2016 Traffic Volume Data - FHWA's TMAS Data Program (based on unweighted raw continuous traffic count information collected by state highway agencies)
  • City

    Speed Camera Violations

    City of Chicago —

    This dataset reflects the daily volume of violations that have occurred in Children's Safety Zones for each camera. The data reflects violations that occurred from...
  • Federal

    TMAS 2019

    Department of Transportation —

    2019 Traffic Volume Data - FHWA's TMAS Data Program (based on unweighted raw continuous traffic count information collected by state highway agencies)
  • City

    Municipal Court Caseload Information FY 2026

    City of Austin —

    This data is provided to help with analysis of various violations charged throughout the City of Austin. Updated the Municipal Court Caseload: This data is provided...
  • City

    12th Ave S Bike Counter

    City of Seattle —

    The 12th Ave S bicycle counter came to service early 2025 and records the number of bikes that cross the bridge using the bicycle pathways just south of S Lane St....
129 datasets found

You can also access this registry using the API (see API Docs).

Didn't find what you're looking for? Suggest a dataset here.